Stablecoin Comparison
Compare USDT, USDC, DAI, PYUSD, and FDUSD side by side. Reserves, audits, freeze risk, and live market data — all in one place.
| Metric | USDT Tether | USDC USD Coin | DAI Dai | PYUSD PayPal USD | FDUSD First Digital USD |
|---|---|---|---|---|---|
| Issuer | Tether Limited (BVI) | Circle Internet Financial | Sky (formerly MakerDAO) | Paxos Trust Company (for PayPal) | First Digital Labs (Hong Kong) |
| Market Cap | $184.2B | $79.0B | $4.3B | $4.1B | $386M |
| Price | $0.9999 | $1.0000 | $0.9999 | $1.0010 | $0.9994 |
| Peg Deviation | 0.015% (Stable) | 0.001% (Stable) | 0.010% (Stable) | 0.100% (Stable) | 0.063% (Stable) |
| Reserves | ~80% US Treasuries, ~10% cash, ~5% secured loans, ~5% other | ~100% US Treasuries + cash at regulated banks | ~60% RWA (US Treasuries), ~20% crypto (ETH, WBTC), ~15% USDC, ~5% other | ~100% US Treasuries + cash at regulated banks | US Treasuries + time deposits at regulated banks |
| Audits | Quarterly attestation by BDO Italia | Monthly attestation by Deloitte | Real-time on-chain verifiable (no off-chain reserves) | Monthly attestation by Withum | Monthly attestation by Prescient Assurance |
| Freeze Risk | 7,268+ addresses (~$3.29B frozen) | 372+ addresses (~$109M frozen) | 0 (decentralized, cannot freeze individual addresses) | Can freeze (Paxos has admin controls) | Can freeze (issuer has admin controls) |
| Chains | 16 chains | 19 chains | 12 chains | 2 chains | 3 chains |
| Regulation | Not registered in US; MiCA-compliant in EU (pending) | MiCA-licensed in EU; US-regulated money transmitter | Decentralized; no single issuer entity to regulate | NY DFS-regulated; Paxos is a licensed trust company | HK Trust License; primarily used on Binance |
| Top Chains | TronEthereumBSCSolanaArbitrum | EthereumSolanaBaseArbitrumPolygon | EthereumArbitrumOptimismPolygonBase | EthereumSolana | EthereumBSCSui |
Choosing the Right Stablecoin
Not all dollar-pegged stablecoins are the same. They differ in who issues them, what backs them, which blockchains they run on, and how regulators treat them. The right choice depends on where you live, what you plan to do with the stablecoin, and how much risk you are willing to accept.
USDT vs USDC vs DAI vs FDUSD — Key Differences
USDT (Tether) is the oldest and largest stablecoin by market cap, consistently above $140 billion. It dominates trading volume on centralized exchanges and P2P platforms worldwide. Tether Limited issues USDT and claims reserves in US Treasury bills, cash, and other assets, though critics note it has never completed a full third-party audit — only quarterly attestations.
USDC (Circle) is the second-largest stablecoin, backed by cash and short-term US Treasuries held at regulated financial institutions. Circle publishes monthly reserve attestations by Grant Thornton and has been pursuing regulatory licenses in the US, EU, and other jurisdictions. USDC is often preferred by institutions and regulated platforms.
DAI (MakerDAO / Sky) is a decentralized stablecoin over-collateralized by crypto assets and real-world assets locked in MakerDAO vaults. No single entity can freeze or blacklist DAI — making it the top choice for users who prioritize censorship resistance and decentralization.
FDUSD (First Digital) is a newer entrant issued by First Digital Trust in Hong Kong. It gained traction through zero-fee trading promotions on Binance and is fully backed by cash and Treasury bills. Its market cap is smaller, so liquidity outside Binance can be thin.
Market Cap and Liquidity
Market capitalization directly affects how easily you can enter and exit positions. USDT leads with the deepest order books on virtually every exchange, making it the default quote currency for most crypto trading pairs. USDC comes second with strong liquidity on Coinbase, Kraken, and most DeFi protocols. DAI has solid DeFi liquidity on Aave, Compound, and Uniswap, but less presence on centralized P2P platforms. FDUSD liquidity is concentrated almost entirely on Binance.
For P2P trading in emerging markets — Nigeria, Vietnam, the Philippines, and Latin America — USDT is the clear winner. You will find 5-10x more active P2P ads for USDT than for any other stablecoin on Binance P2P and Bybit P2P.
Chain Availability
USDT is available on the most chains: Ethereum, Tron, BNB Chain, Solana, Avalanche, Polygon, Arbitrum, Optimism, TON, and over a dozen others. Tron accounts for roughly 50% of all USDT transfers thanks to low fees, making it the dominant chain for P2P and remittance use cases.
USDC runs on Ethereum, Solana, Polygon, Arbitrum, Optimism, Base, Avalanche, and several more — with Circle offering native minting on most of these via Cross-Chain Transfer Protocol (CCTP). DAI is primarily on Ethereum, Arbitrum, Optimism, and Polygon. FDUSD is mainly on Ethereum and BNB Chain.
Regulatory Backing
Circle (USDC) holds money transmitter licenses in the US, is registered as an Electronic Money Institution in the EU under MiCA, and actively pursues compliance in Singapore, Japan, and other markets. USDC is often seen as the "safest" choice for businesses that need regulatory clarity.
Tether (USDT) is incorporated in the British Virgin Islands and has faced regulatory scrutiny, including a $41 million settlement with the CFTC in 2021. Despite this, USDT remains dominant in markets where regulatory requirements are less strict.
MakerDAO (DAI) operates as a decentralized protocol with no single legal entity controlling issuance. This makes DAI harder to regulate but also means no government can compel MakerDAO to freeze individual wallets.
When to Use Which Stablecoin
Use USDT if you trade on P2P platforms in emerging markets, need maximum exchange pair coverage, or want the lowest-fee transfers via Tron. It is the de facto standard for crypto trading in Africa, Southeast Asia, and Latin America.
Use USDC if you operate in the US or other regulated markets, need institutional-grade compliance, or want the strongest audit trail. USDC is also the preferred stablecoin for on/off ramps through Coinbase and major US banks.
Use DAI if you are deeply embedded in DeFi, want a stablecoin that cannot be frozen by any company, or need censorship-resistant value storage. DAI is ideal for users who distrust centralized issuers.
Depegging History and Risks
No stablecoin is immune to depegging. USDC dropped to $0.87 in March 2023 when Silicon Valley Bank — where Circle held $3.3 billion in reserves — collapsed. The peg recovered within days after the FDIC guaranteed all deposits. USDT has experienced brief depegs during market panics (notably in 2018 and 2022) but has always recovered. DAI has generally held its peg tightly, though it briefly dipped during the March 2020 "Black Thursday" crash when ETH collateral was rapidly liquidated.
The biggest depegging catastrophe in crypto history was algorithmic stablecoin UST (Terra/Luna), which collapsed from $1 to near zero in May 2022, wiping out $40 billion. This is precisely why fiat-backed and over-collateralized stablecoins like USDT, USDC, and DAI are considered fundamentally safer than algorithmic alternatives.
Frequently Asked Questions
What's the difference between USDT and USDC?
USDT (Tether) has a larger market cap and more trading pairs across exchanges worldwide. USDC (Circle) has stronger regulatory compliance and is backed by US bank reserves with monthly attestations. Both are pegged to $1, but they differ in transparency and geographic liquidity.
Is USDT safe to hold long-term?
USDT has maintained its peg since 2014 with only rare, brief deviations. Tether publishes quarterly reserve attestations but does not undergo full independent audits. Most traders consider it safe for day-to-day use, though some prefer USDC for long-term storage due to its stronger audit trail.
Which stablecoin has the best DeFi yields?
USDC and DAI typically offer slightly higher DeFi yields because many lending protocols and liquidity pools prefer them as collateral. USDT, on the other hand, has deeper P2P liquidity and more centralized exchange pairs — so your best choice depends on whether you prioritize yield farming or trading flexibility.
Can stablecoins lose their peg?
Yes, although major stablecoins rarely do. USDC briefly depegged to $0.87 in March 2023 when Silicon Valley Bank collapsed, since Circle held reserves there. It recovered within days once the FDIC backstopped deposits. Algorithmic stablecoins like UST/Luna have collapsed entirely, which is why fiat-backed coins are generally considered safer.
Which stablecoin should I use in my country?
Use USDT for P2P buying in emerging markets — it has far better liquidity on platforms like Binance P2P and Bybit P2P in Africa, Southeast Asia, and Latin America. Use USDC if you operate on regulated US-based platforms like Coinbase or need cleaner compliance records. DAI is best if you want a decentralized option that cannot be frozen by any company.
Data Sources: Prices and market caps from CoinGecko (live). Reserve composition, audit frequency, freeze counts, and regulatory status are manually curated from official issuer reports and on-chain data. Last verified: 2026-03-21. Always verify critical data on the issuer's official site before making decisions.
Market data from CoinGecko; regulatory and reserve data curated from official issuer reports. Fees, rates, and availability change frequently — always verify on the official platform before transacting.
