USD0vsUSX
Usual USD vs Solstice USX — side-by-side comparison of supply, chains, backing, and peg data.
Side-by-side
USD0 — Usual USD
USX — Solstice USX
30-day peg stability dotted line = target · both charts share one scale
What the last 30 days show
Over the last 30 days USD0 supply moved -0.3% and USX -2.1% — USD0 grew faster. USX held the tighter band: worst deviation 10 bps against 18 bps.
Key differences
- USD0 and USX are similar in size — within 10% of each other by USD-equivalent value.
- USD0 ranks #19 while USX ranks #20 among all tracked stablecoins.
- Both are pegged to the same currency (USD), so they compete directly for the same use cases.
- USD0 is a fiat-backed stablecoin; USX is crypto-backed. Different mechanism, different failure modes.
- Reserves differ — USD0 holds tokenized us treasuries (usual), USX holds overcollateralized cdp.
- USD0 is deployed on 2 chains — much broader coverage than USX's 1.
- Primary chain differs — most USD0 supply lives on Ethereum, while most USX supply is on Solana.
Full comparison table
| Metric | USD0 | USX |
|---|---|---|
| USD circulation value | $550.8M | $506.6M |
| Rank (by USD value) | #19 | #20 |
| Peg | USD | USD |
| Mechanism | fiat-backed | crypto-backed |
| Backing | Tokenized US Treasuries (Usual) | Overcollateralized CDP |
| Chains deployed | 2 | 1 |
| Primary chain | Ethereum | Solana |
| Issuer | Usual | — |
| CoinGecko | View → | View → |
Frequently Asked Questions
What's the main difference between USD0 and USX?
Both track USD, so they compete for the same use cases. USD0 holds tokenized us treasuries (usual); USX holds overcollateralized cdp. USD0 ranks #19 by USD value and USX ranks #20.
Which is bigger, USD0 or USX?
USD0 is larger, with $550.8M in circulation vs $506.6M for USX. That's roughly 1.1× the size.
Is USD0 safer than USX?
Neither is inherently safer. Safety turns on reserve composition, issuer transparency, redemption rights and regulatory oversight — none of which this page audits. USD0 uses a fiat-backed model; USX uses a crypto-backed one. Read each issuer's most recent reserve attestation before choosing.
Can I convert between USD0 and USX?
Yes. USD0 and USX 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 USD0 or USX?
The right choice depends on your use case. Consider: which chain do you need? USD0 is available on 2 chains and USX on 1. 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.