Compare bitcoin lending rates across Aave, Morpho, Ledn, Nexo, Unchained, and more. Learn what drives rates, variable vs fixed tradeoffs, and hidden costs beyond the APR.
Arkadii Kaminskyi
Arkadii Kaminskyi
Head of Operations at Sats Terminal
Head of Operations at Sats Terminal with 5 years of experience in crypto. Specializes in DeFi, yield farming, and borrowing — has reviewed 50+ crypto products.
If you hold Bitcoin and you've ever considered borrowing against it, the first question you'll run into is: what will it cost? Bitcoin lending rates in 2025 span a remarkably wide range — from under 3% APR on some DeFi protocols to 15% or higher on certain centralized platforms — and the difference between choosing well and choosing poorly can add up to thousands of dollars annually. This guide breaks down exactly how those rates are set, what typical ranges look like across major platforms right now, what hidden costs lie beneath the headline APR, and how to find the most competitive deal without manually checking a dozen lenders. Whether you're a first-time borrower or you've taken Bitcoin-backed loans before, understanding the rate landscape is the single most practical thing you can do before you sign anything.
A bitcoin lending rate is the annualized cost of borrowing stablecoins against your Bitcoin collateral. It is expressed as an annual percentage rate (APR) — though some platforms quote APY, which compounds the interest and will always look slightly higher for any given rate. Understanding which metric a lender is quoting is the first step toward an apples-to-apples comparison.
In 2025, the market has matured considerably. After the CeFi blowups of 2022 — BlockFi, Celsius, Voyager — and the contagion that followed, both lenders and borrowers have become more conservative. DeFi protocols like Aave and Morpho now dominate the transparent end of the market, offering on-chain, auditable rates that change in real time based on utilization rates. Meanwhile, surviving CeFi lenders have rebuilt with stronger reserve practices, and a new wave of Bitcoin-native lenders has emerged offering more structured products.
The result is a market with genuine rate competition — but also significant complexity. A rate that looks low at first glance might carry origination fees, bridging costs, or punishing liquidation penalties that make it far more expensive than a slightly higher headline rate from another lender. To compare fairly, you need to look at the total cost of borrowing, not just the APR.
For a broader foundation on how this market works, see our complete guide to Bitcoin borrowing in 2025.
Rates are not arbitrary. Both DeFi and CeFi lending rates are shaped by a handful of well-understood forces. Knowing them helps you anticipate when rates will rise or fall and time your borrowing accordingly.
In DeFi protocols like Aave v3 and Morpho Blue, the utilization rate is the single most important factor. It represents the percentage of a lending pool's supplied funds that are currently borrowed. When utilization is low — say 40% — there is surplus capital, and the protocol lowers the borrowing rate to attract borrowers. When utilization climbs toward 80-90%, the protocol sharply raises rates to incentivize lenders to deposit more and discourage additional borrowing. This mechanism is called the interest rate curve, and it runs automatically through a smart contract.
Aave v3, for instance, operates a two-slope rate curve with an "optimal utilization" threshold (often set at 80-90%). Below that threshold, rates rise gradually. Above it, they rise steeply — sometimes more than doubling in a matter of hours if demand spikes. This is why DeFi rates can be highly volatile on a short time horizon even if they appear stable week-to-week.
When crypto markets are bullish and traders want leverage, demand for stablecoin loans surges. This pushes utilization up across protocols and drives all DeFi rates higher simultaneously. Conversely, during bear markets or periods of low volatility, demand for borrowed stablecoins falls, utilization drops, and rates often reach multi-year lows. Understanding this relationship is important: borrowing against Bitcoin during a quiet period can be significantly cheaper than borrowing during a bull run.
CeFi lenders price their rates based partly on their own cost of capital and partly on the risk premium they're willing to accept. A lender that holds your Bitcoin in cold storage, maintains overcollateralized reserves, and undergoes regular proof-of-reserves audits can afford to offer tighter margins. One that rehypothecates collateral or operates with thinner reserves must charge more to cover operational risk — or takes on more risk to stay competitive. Read more about how crypto lending rates are determined.
The loan-to-value ratio you choose directly affects your rate at many platforms. Lower LTV means less risk for the lender — so some platforms offer rate discounts for conservative LTV positions. This is especially true at CeFi lenders where rates are negotiated or tiered. Borrowing at 30% LTV might cost 2-3 percentage points less than borrowing at 70% LTV with the same lender, making collateral management a meaningful lever for rate optimization. Learn more about collateral and LTV.
Traditional finance rates have a meaningful effect on crypto lending. When central banks raise rates, the opportunity cost of supplying stablecoins to DeFi protocols rises — suppliers can earn more in money markets — so DeFi supply rates and therefore borrowing rates tend to drift higher. When rates fall, the same logic applies in reverse. This macro linkage has become more pronounced as institutional capital has entered DeFi.
One of the most consequential decisions a Bitcoin borrower makes is whether to take a variable rate or a fixed rate loan. Each has real advantages, and the right choice depends on your borrowing horizon and risk tolerance.
Variable rates change continuously based on market conditions. In DeFi, they update block-by-block based on utilization. In CeFi, they typically reset monthly or quarterly. The appeal of variable rates is that when markets are quiet and utilization is low, they can be extremely cheap — sometimes below 3% APR on major DeFi protocols. The downside is unpredictability. A borrower who locks in at 4% during a lull could find themselves paying 12% six weeks later if market demand spikes.
Variable rates are well-suited to short-term borrowers — those who plan to repay within weeks or a few months — or sophisticated borrowers who monitor their positions closely and can repay quickly if rates rise uncomfortably. For long-term holds or borrowers who need payment certainty, variable rates carry meaningful risk. For a deep dive, see our guide on variable vs fixed interest rates in crypto.
Fixed rates lock in your cost of borrowing for a defined term — typically 3, 6, or 12 months with CeFi lenders. They are almost always higher than prevailing variable rates because the lender is absorbing the interest rate risk. But for a borrower who needs certainty — perhaps someone covering a multi-year business expense or holding through an anticipated volatile period — paying a premium for predictability is rational. Platforms like Unchained and Ledn offer fixed-rate products with defined terms. Some newer DeFi infrastructure (like certain Morpho Blue vaults) is also exploring fixed-rate markets.
The key question when choosing fixed vs variable is: how long will you hold the loan, and how much rate volatility can you absorb? If the answer is "years" and "very little," fixed rates are worth the premium. If the answer is "weeks" and "I'll monitor it," variable may serve you better.
For a narrative-style breakdown of this tradeoff, see Episode 6 of Putting Bitcoin to Work: Fixed vs Variable Bitcoin Loans.
Decentralized finance protocols have become the benchmark for transparent, real-time lending rates. Because they operate on public blockchains with open-source code, their rates are observable by anyone and cannot be manipulated by a single party. This transparency comes with tradeoffs — rates are volatile, and using them requires interacting with wallets and bridges — but for technically comfortable borrowers, DeFi often offers the best rates available.
Aave v3 is the largest decentralized lending protocol by total value locked and offers Bitcoin-backed USDC and USDT loans across multiple chains including Ethereum, Arbitrum, Base, Optimism, and Polygon. The collateral accepted is wrapped Bitcoin — primarily wBTC, cbBTC, or BTCB depending on the chain.
On Aave v3, the borrowing rate is determined by the interest rate model set by Aave governance. As of early 2025, variable USDC borrowing rates on wBTC-collateralized positions have typically ranged between 4% and 10% APR, with significant swings during high-demand periods. The maximum LTV for wBTC on Aave v3 is generally set at 70-73%, with a liquidation threshold around 75-78%. Importantly, Aave charges no origination fee — you only pay the accruing interest.
Morpho Blue takes a different architectural approach. Rather than pooling all assets together like Aave, it creates isolated lending markets, each with specific collateral, loan asset, LTV parameters, and an oracle. This isolation reduces systemic risk but means liquidity can vary significantly by market. Morpho Blue markets on Base and Ethereum have offered USDC borrowing rates against cbBTC and wBTC collateral, with typical ranges of 3% to 9% APR in early 2025, often undercutting Aave slightly during periods of balanced demand. Maximum LTVs in Morpho markets vary by configuration but commonly sit between 70% and 86%.
Morpho's efficiency comes from its peer-to-peer matching layer on top of Aave and Compound (in its older Optimizer product), which can sometimes shave 1-2 percentage points off the rate for matched positions. Morpho is now live on Borrow by Sats Terminal, making it accessible without manually navigating the protocol interface.
Compound v3, also known as Comet, restructured the protocol around single-asset borrowing markets — you supply collateral and borrow one specific asset per market. The USDC market on Compound v3 accepts cbBTC and wBTC as collateral on Base and Ethereum. Rates have historically tracked closely with Aave, typically ranging from 4% to 11% APR depending on utilization. Compound's maximum LTV for Bitcoin collateral is generally around 65-70%, somewhat more conservative than Aave v3.
| Platform | Type | Typical 2025 APR Range | Max LTV | Liquidation Threshold | Custody | KYC Required |
|---|---|---|---|---|---|---|
| Aave v3 | DeFi (Variable) | 4% – 10% | 70–73% | 75–78% | Non-custodial (smart contract) | No |
| Morpho Blue | DeFi (Variable) | 3% – 9% | 70–86% (varies by market) | Varies by market | Non-custodial (smart contract) | No |
| Compound v3 | DeFi (Variable) | 4% – 11% | 65–70% | ~77% | Non-custodial (smart contract) | No |
Note: APR ranges reflect typical conditions observed throughout early-to-mid 2025. DeFi rates are highly variable and may exceed or fall below these ranges during periods of extreme market activity. Always check the current rate on-chain or via an aggregator before committing.
For a side-by-side analysis of how these DeFi protocols compare, see our guide on comparing Aave, Morpho, and CeFi lending.
Centralized finance lenders take custody of your Bitcoin (or at minimum, control the collateral during the loan term) in exchange for a more structured, often more predictable borrowing experience. They typically offer fixed-rate options, defined loan terms, customer support, and no smart contract risk. The tradeoffs are custody risk, KYC requirements, and often higher rates than DeFi — though not always.
Ledn is one of the most established Bitcoin-native lenders. It offers Bitcoin-backed USDC and USD loans with fixed terms, typically at LTVs up to 50%. Ledn is known for its proof-of-reserves attestations and transparent reporting, which differentiates it from the less transparent CeFi lenders that collapsed in 2022. As of early 2025, Ledn's rates have typically ranged from 9% to 14% APR depending on loan term and size. They require full KYC and take custody of Bitcoin collateral.
Nexo offers a flexible credit line against Bitcoin collateral with variable rates tied to your borrowing amount and NEXO token holdings. At the base tier without NEXO holdings, rates have typically ranged from 9% to 13.9% APR. Borrowers holding NEXO tokens can access rates as low as 5-6% APR — but this introduces token exposure risk that must be factored into the total cost calculation. Nexo's maximum LTV for Bitcoin is generally up to 50%, with a custodial model and full KYC requirement. Instant borrowing is a key feature appeal.
Unchained targets more sophisticated Bitcoin holders and institutions, offering multisig collateral arrangements where the borrower retains one of the keys. This partial custody model reduces pure counterparty risk. Unchained offers fixed-rate loans with terms from 3 to 24 months, with rates that have typically ranged from 12% to 16% APR for individual borrowers. LTVs max out at around 40-50% — conservative by market standards. Unchained requires KYC and tends to focus on US-based borrowers.
Strike has expanded from its payments roots into Bitcoin-backed lending, offering lines of credit against BTC at competitive rates. Availability varies by jurisdiction. Rates as of early 2025 have typically been positioned in the 10% to 14% APR range. Strike's product emphasizes simplicity and speed of access, with a mobile-first experience. KYC is required, and Bitcoin is held in custody during the loan term.
Coinbase offers a simple Bitcoin-backed loan product primarily in the US, with borrowing limits tied to the Bitcoin held in a Coinbase account. Rates have typically ranged from 8% to 12% APR. The product is straightforward but limited in terms of maximum loan size, LTV flexibility, and geographic availability. Because Bitcoin remains in the Coinbase account as collateral, users don't need to transfer funds off-platform. KYC is inherent since Coinbase already has users' identity on file.
Beyond the most well-known platforms, several newer entrants have carved out niches. SALT Lending offers Bitcoin-backed loans with rates that have generally ranged from 12% to 18% APR with variable and fixed options and a tiered structure based on SALT token holdings — similar to Nexo's model. Lava Finance is a Bitcoin-native lending platform focused on self-custodial loans using Bitcoin scripts, targeting a more Bitcoin-centric audience with no wrapping required; rates and terms are still evolving in early 2025. Arch Finance focuses on high-net-worth and institutional Bitcoin holders, offering bespoke loan terms at rates typically ranging from 8% to 13% depending on loan size and structure. Larger loan sizes often command better rates at Arch.
| Platform | Type | Typical 2025 APR Range | Max LTV | Rate Type | Custody | KYC Required |
|---|---|---|---|---|---|---|
| Ledn | CeFi | 9% – 14% | ~50% | Fixed (term-based) | Custodial | Yes |
| Nexo | CeFi | 5% – 13.9% (NEXO tier) | ~50% | Variable (tiered) | Custodial | Yes |
| Unchained | CeFi (multisig) | 12% – 16% | ~40–50% | Fixed (term-based) | Partial (multisig) | Yes |
| Strike | CeFi | 10% – 14% | ~40–50% | Variable | Custodial | Yes |
| Coinbase Borrow | CeFi | 8% – 12% | ~40% | Variable | Custodial (in-platform) | Yes |
| SALT Lending | CeFi | 12% – 18% | ~70% | Variable/Fixed (tiered) | Custodial | Yes |
| Arch Finance | CeFi (institutional) | 8% – 13% | ~50% | Negotiated/Fixed | Custodial/Multisig | Yes |
Note: CeFi rates may vary significantly based on loan size, term, jurisdiction, and platform-specific token holdings. Always verify current rates directly with the lender or via an aggregator. These ranges reflect publicly available information and user reports from early-to-mid 2025 and should not be treated as guaranteed quotes.
For a deeper comparison of the CeFi and DeFi lending models, see our CeFi vs DeFi crypto lending guide.
The headline APR is only part of the true cost of borrowing against Bitcoin. Depending on the platform and loan structure, several additional costs can materially increase what you actually pay. Ignoring them is one of the most common mistakes Bitcoin borrowers make.
Some CeFi lenders charge an origination or setup fee when you open a loan — typically 0.5% to 2% of the loan principal, collected upfront. On a $100,000 loan, a 1% origination fee is $1,000 out of pocket before you've paid a day of interest. When comparing a lender with a 10% APR and no origination fee to one with an 8.5% APR and a 1.5% origination fee, the former is almost always cheaper for loans held longer than 12 months. DeFi protocols like Aave and Morpho generally charge no origination fee.
To use DeFi lending protocols, native Bitcoin must be bridged and wrapped into a form the protocol accepts — wBTC, cbBTC, or BTCB depending on the chain. This involves blockchain transactions that carry gas fees and bridge fees, which can range from negligible (a few dollars on Arbitrum or Base) to significant (tens of dollars on Ethereum mainnet during congestion). On large positions, these costs are minor; on smaller loans, they can represent a meaningful percentage of the total. Read more about bridging and wrapping Bitcoin.
Every interaction with a DeFi protocol costs gas — opening a position, adding collateral, making a repayment, closing the loan. On Ethereum mainnet, this can total $50-$200 in gas across the lifecycle of a loan during moderate network congestion. On Layer 2 networks like Base, Arbitrum, and Optimism, gas costs are dramatically lower — often under $1 per transaction. This is one reason many DeFi borrowers prefer Layer 2 deployments for smaller and medium-sized loans.
If your collateral value falls and your position reaches the liquidation threshold, the protocol or lender will seize and sell some of your Bitcoin to repay the loan. This is rarely a simple 1:1 exchange. Most DeFi protocols impose a liquidation penalty — typically 5% to 12.5% on Aave v3, and varying amounts on Morpho. CeFi lenders may charge similar penalties or take a spread on the asset sale. A liquidation is not just losing collateral — it's losing collateral at a discount. Understanding and avoiding liquidation is fundamental to managing a Bitcoin-backed loan; see our guide to avoiding liquidation.
In DeFi, the supply rate (what lenders earn) is always lower than the borrow rate (what borrowers pay). The difference — the spread — goes to protocol reserves and, in some cases, token holders. This spread is effectively an embedded fee that doesn't appear in the APR but is baked into the economics. On Aave v3, the reserve factor (the portion of interest going to the protocol) is typically set at 10-20% depending on the asset, which means a 10% borrowing rate results in perhaps 8-9% going to suppliers and 1-2% to the protocol.
For fixed-term CeFi loans, rolling over the loan into a new term may involve a new origination fee or a rate reset to current market conditions. Early repayment can sometimes carry a prepayment penalty — worth checking in the loan agreement before signing. DeFi positions have no fixed term and can be repaid at any time without penalty, which is one meaningful structural advantage over term-based CeFi products.
For a comprehensive look at crypto lending risks beyond just rates, see crypto lending risks every borrower should know.
Given the complexity above, finding the best rate is not as simple as glancing at a table. Rates change constantly, platforms have different true costs, and the best option depends on your specific situation. Here is a practical framework for navigating the search.
Before comparing rates, know your requirements. How much do you want to borrow? What LTV are you comfortable with? How long will you hold the loan? Do you need a fixed rate for budgeting certainty? Do you want to remain self-custodial, or are you comfortable with a CeFi lender holding your Bitcoin? These parameters significantly narrow the field. A 6-month fixed-rate loan of $500,000 has a completely different set of optimal lenders than a short-term variable-rate loan of $10,000.
For each candidate lender, calculate the total cost over your expected loan term. Include: origination fees, bridging costs if applicable, gas fees, and the annualized interest. For a 12-month loan, the formula is simple: (loan principal × APR) + origination fee + bridge/gas costs. This total cost comparison will often reveal surprises — a nominally cheaper APR lender is frequently more expensive in total once fees are included.
For DeFi platforms, always check the current borrow rate on-chain rather than relying on any article or guide (including this one). Rates change minute-to-minute. Aave's official app, Morpho's interface, and various DeFi dashboards like DeFiLlama show real-time borrow rates across chains and assets. This is not optional — a rate quoted in an article from two weeks ago may be meaningfully wrong today.
If you are borrowing during a period of high market activity — a Bitcoin bull run, a major macro event — DeFi rates will likely be elevated due to high utilization. If rates have been trending down and utilization is low, it may be an excellent time to borrow and lock in a low variable rate, accepting that it may rise later. Rate-timing is imperfect, but awareness of the utilization environment is worth factoring in. Learn about how crypto lending rates are determined to sharpen your intuition.
Manually checking every platform takes time and introduces the risk of comparing stale numbers. A lending aggregator — a tool that pulls real-time rates from multiple lenders simultaneously — solves this problem. Aggregators present the current best rate across platforms in a single view, handling the complexity of cross-chain bridging, wrapped Bitcoin conversions, and protocol interactions behind the scenes. For Bitcoin holders who are not DeFi experts, this is the most practical route to competitive rates without a deep technical learning curve. Learn how lending aggregators find the best rates.
This is exactly the problem Borrow by Sats Terminal was built to solve. Instead of manually visiting Aave, Morpho, and a handful of CeFi lenders, creating accounts on each, and trying to reconcile different rate formats and fee structures, users deposit their Bitcoin once and let Borrow compare offers across its integrated lenders in real time.
Borrow aggregates loan offers from DeFi protocols (Aave v3, Morpho Blue) and presents them alongside comparable CeFi options, allowing users to see the best available rate for their specific collateral amount, desired loan size, and LTV. The comparison accounts for the actual loan terms — not just the headline APR — so you see the full picture before committing. See how Borrow's rate comparison works.
Borrow requires no KYC to access DeFi rates. Users sign up with an email address, and a self-custodial Privy wallet is created automatically — no seed phrase to manage, no MetaMask setup required. This removes one of the biggest friction points that prevents Bitcoin holders from accessing DeFi rates.
One of the practical barriers to DeFi lending is the bridging and wrapping process. Native BTC needs to be converted into wBTC, cbBTC, or BTCB depending on the target chain and protocol. Borrow handles this automatically. Users deposit native Bitcoin; Borrow manages the bridging and wrapping behind the scenes, charges a transparent bridge fee, and deposits the wrapped collateral into the chosen protocol. Learn more about cross-chain borrowing.
Borrow never takes custody of your Bitcoin. The collateral lives in the smart contracts of the underlying protocols, and Borrow cannot move your funds without your explicit approval of each transaction. This is a structural difference from CeFi lenders, where the platform holds the collateral and you take on counterparty risk. Read about who actually holds your Bitcoin when using different loan structures.
Borrow currently supports Base, Ethereum, Arbitrum, Polygon, Optimism, and BSC — giving access to rate differences across chains. For example, wBTC borrowing rates on Aave v3 on Arbitrum may differ from cbBTC borrowing rates on Morpho Blue on Base, and Borrow can present both options simultaneously so users choose the best fit. See which blockchains Borrow supports.
For new users, the introduction to Borrow by Sats Terminal is a good starting point before depositing.
For most borrowers using DeFi protocols, rate negotiation in the traditional sense is not applicable — rates are set by market dynamics, not by negotiation. But there are meaningful strategies to influence the effective rate you pay.
CeFi lenders — especially institutional-focused ones like Arch Finance — are open to rate negotiation for large loan sizes. Borrowers with $500,000 or more in Bitcoin collateral often receive meaningfully better rates than those posted publicly, because larger loans are more efficient for the lender to service and represent stickier relationships. If you have significant Bitcoin holdings, it is always worth calling the relationship team at a CeFi lender before accepting the standard rate. For institutional borrowing context, see our guide to institutional crypto lending.
DeFi rates are predictably low during certain market conditions. Periods of low Bitcoin price volatility, market consolidation phases, and post-bear market environments often see DeFi utilization rates drop significantly. Monitoring USDC borrow rates on Aave across chains using DeFiLlama or similar dashboards helps identify when rates are at cyclical lows. Borrowing during these windows and repaying or rolling into a CeFi fixed rate if rates spike is a viable strategy for active borrowers.
Borrowing at a lower LTV does more than reduce liquidation risk — it can reduce your rate at tiered CeFi lenders and also reduces the probability of hitting a liquidation threshold during volatility. The optimal LTV for a Bitcoin-backed loan balances capital efficiency against safety. As a general guideline, conservative borrowers often target 30-40% LTV; moderate borrowers target 50%; aggressive borrowers approach 60-70% but require more active monitoring. Optimizing your LTV ratio is one of the most impactful levers available to borrowers.
For DeFi borrowers, choosing the right chain matters. Ethereum mainnet often has the highest liquidity but also the highest gas costs and can have slightly different rate dynamics than Layer 2 pools. Base and Arbitrum have grown substantially in 2025 and frequently offer competitive rates with dramatically lower gas fees. For smaller loans (under $100,000), the gas savings on Layer 2 versus Ethereum mainnet can more than offset any minor rate differential.
Taking a loan is not a set-and-forget decision. Rates move, collateral values change, and better opportunities emerge. Setting up alerts for when your DeFi borrow rate exceeds a target threshold — and periodically checking whether a different lender or chain offers better terms — can save meaningful money over a multi-month loan. Learn how to monitor your crypto loan health.
Common Questions
Across the market as of early 2025, bitcoin lending rates range from approximately 3% to 18% APR depending on the platform type and loan structure. DeFi protocols like Aave v3 and Morpho Blue have offered rates in the 3-10% range during periods of moderate demand, while CeFi lenders typically range from 8-16% for comparable products. The wide range reflects differences in custody model, rate type (variable vs fixed), loan term, and market conditions. Variable rates on DeFi can spike significantly during bull markets. Our guide to what constitutes a good crypto lending rate explains what benchmarks to use.
