USDTvsUSDTB
Tether vs Ethena USDtb — side-by-side comparison of supply, chains, backing, and peg data.
Side-by-side
USDT — Tether
USDTB — Ethena USDtb
30-day peg stability dotted line = target · both charts share one scale
What the last 30 days show
Over the last 30 days USDT supply moved +0.2% and USDTB +30.6% — USDTB grew faster. USDTB held the tighter band: worst deviation 7 bps against 9 bps.
Key differences
- USDT is roughly 347.4× larger than USDTB by USD circulation value ($183.24B vs $527.4M).
- USDT ranks #1 while USDTB ranks #20 among all tracked stablecoins.
- Both are pegged to the same currency (USD), so they compete directly for the same use cases.
- Both are fiat-backed stablecoins, so the mechanism is not what separates them.
- Reserves differ — USDT holds cash & t-bills, USDTB holds tokenized us treasuries (ethena).
- USDT is deployed on 130 chains — much broader coverage than USDTB's 2.
- Primary chain differs — most USDT supply lives on Tron, while most USDTB supply is on Ethereum.
Full comparison table
| Metric | USDT | USDTB |
|---|---|---|
| USD circulation value | $183.24B | $527.4M |
| Rank (by USD value) | #1 | #20 |
| Peg | USD | USD |
| Mechanism | fiat-backed | fiat-backed |
| Backing | Cash & T-bills | Tokenized US Treasuries (Ethena) |
| Chains deployed | 130 | 2 |
| Primary chain | Tron | Ethereum |
| Issuer | Tether Limited | Ethena Labs |
| CoinGecko | View → | View → |
Frequently Asked Questions
What's the main difference between USDT and USDTB?
Both track USD, so they compete for the same use cases. USDT holds cash & t-bills; USDTB holds tokenized us treasuries (ethena). USDT ranks #1 by USD value and USDTB ranks #20.
Which is bigger, USDT or USDTB?
USDT is larger, with $183.24B in circulation vs $527.4M for USDTB. That's roughly 347.4× the size.
Is USDT safer than USDTB?
Neither is inherently safer. Safety turns on reserve composition, issuer transparency, redemption rights and regulatory oversight — none of which this page audits. Both use a fiat-backed model, so the difference sits in the issuer and the reserves rather than the design. Read each issuer's most recent reserve attestation before choosing.
Can I convert between USDT and USDTB?
Yes. USDT and USDTB both trade on major centralized and decentralized exchanges. Since both track USD, the exchange rate is typically very close to 1:1. Direct swap protocols on Ethereum, Solana, and other chains offer the tightest spreads.
Should I choose USDT or USDTB?
The right choice depends on your use case. Consider: which chain do you need? USDT is available on 130 chains and USDTB on 2. What backing do you prefer? What's your integration surface (exchanges, DeFi protocols, payment providers)? Both have deep liquidity, so market cap alone shouldn't decide it.