BUCK vs USDSUI
Bucket Protocol BUCK Stablecoin and Sui Dollar, compared on the things that decide whether you get your dollar back. Live data, updated continuously.
30-day peg gap and BUCK/USDSUI spread
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Bucket Protocol BUCK Stablecoin is a dollar-denominated token tracked across 1 chains. No verified issuer disclosure is on file, so its collateral and legal structure score conservatively.
Verdict band: Caution
Sui Dollar is a dollar-denominated token tracked across 1 chains. No verified issuer disclosure is on file, so its collateral and legal structure score conservatively.
Verdict band: Adequate
| Safety scoreComposite of collateral, peg, liquidity, issuer and track record. | ●●●●●5 of 5 | 56 | 64 | USDSUI |
|---|---|---|---|---|
| Collateral qualityWhat actually backs the token, and how liquid that backing is. | ●●●●●5 of 5 | 55 | 55 | Tie |
| Exit liquidityWhether you can leave at size without moving the price. | ●●●●●5 of 5 | $22.58M | $5.75M | BUCK |
| Issuer & legal standingRegulatory perimeter, disclosure quality and redemption rights. | ●●●●4 of 5 | 48 | 48 | Tie |
| Peg tightness (live)Absolute distance from $1.00 right now — smaller is better. | ●●●●4 of 5 | −0.381% | +0.007% | USDSUI |
| Worst recorded depegHow badly the token has broken before, as a stress precedent. | ●●●●4 of 5 | None recorded | None recorded | Tie |
| Track recordYears live and behaviour through past stress events. | ●●●●4 of 5 | 53 | 53 | Tie |
| Scale / market capBigger float usually means broader venue support and tighter spreads. | ●●●3 of 5 | $25.86M | $74.02M | USDSUI |
| Chain reachNumber of networks where the token is natively deployed. | ●●●3 of 5 | 1 chains | 1 chains | Tie |
| Best available yieldUpside — but every extra point above T-bills is paid for with risk. | ●●2 of 5 | 0.21% | 7.96% | USDSUI |
"Matters" is our weighting of how much each dimension typically drives a real allocation decision. Sort any column to re-rank the tradeoffs by what matters to you.
The short answer
USDSUI scores higher on safety (64 vs 56), driven mainly by collateral quality and disclosure. BUCK has deeper tracked liquidity ($22.58M), which is what determines whether you can exit at size. USDSUI currently earns up to 7.96% — remember that any rate above the T-bill yield is payment for a risk.
If both are fiat-reserve tokens, note that holding both is not diversification: they share the same short-dated Treasury and banking exposure. Genuine diversification means mixing collateral structures.
Which one fits your goal: BUCK or USDSUI?
Capital preservation over everything else.
For park cash safely, USDSUI is the better fit over BUCK.
- Safety score 64 vs 56, with collateral rated 55/100.
- Current peg deviation 0.007% against -0.381% for BUCK.
- No material depeg recorded for USDSUI in our incident log.
Concentrating in one issuer is a single point of failure regardless of score. Split across collateral structures.
Key risks, side by side
BUCK
- Collateral volatility: a fast drawdown in backing assets can force liquidations.
- No depeg recorded in our incident log — absence of history is not a guarantee.
- Limited public attestation of reserves.
- Yield venue risk: 0.21% is earned outside the token itself.
- Chain concentration: 100% of supply sits on Sui.
USDSUI
- Issuer and banking risk: reserves sit with Undisclosed under Not documented rules.
- No depeg recorded in our incident log — absence of history is not a guarantee.
- Limited public attestation of reserves.
- Yield venue risk: 7.96% is earned outside the token itself.
- Chain concentration: 100% of supply sits on Sui.
| Metric | BUCK | USDSUI |
|---|---|---|
| Category | Stablecoin | Stablecoin |
| Issuer | Undisclosed | Undisclosed |
| Jurisdiction | Not documented | Not documented |
| Collateral | crypto-backed | fiat-backed |
| Peg mechanism | crypto-backed | fiat-backed |
| Attestation | none | none |
| Redemption | market-only | market-only |
| Price | $0.9962 | $1.0001 |
| Peg deviation | −0.381% | +0.007% |
| Market cap | $25.86M | $74.02M |
| 7d supply change | −0.01% | +1.38% |
| Liquidity | $22.58M | $5.75M |
| Best yield | 0.21% (navi-lending · Sui) | 7.96% (current · Sui) |
| Chains | 1 | 1 |
| Launched | — | — |
| Worst recorded depeg | None recorded | None recorded |
Spread, peg gap and switching cost
- Price spread (BUCK vs USDSUI)
- -38.7 bps
- $0.9962 vs $1.0001
- Peg deviation gap
- 0.374 pp
- BUCK −0.381% · USDSUI +0.007%
- Yield spread
- -7.74%
- BUCK 0.21% · USDSUI 7.96%
- Liquidity ratio
- 3.93×
- $22.58M vs $5.75M
A round trip between BUCK and USDSUI costs roughly the market spread plus venue fees. At 38.7 bps of price gap, swapping $1M implies about $3.9K of price impact before fees — usually only worth it if the peg gap or yield spread is durable, not intraday noise.
Chain coverage
BUCK is live on 1 chains, USDSUI on 1. 1 chains carry both, so bridging is only unavoidable for the 0 networks where just one of them is deployed.
| Chain | BUCK | USDSUI | Both available |
|---|---|---|---|
| $25.86M | $74.02M | Yes |
BUCK vs USDSUI: frequently asked questions
Is BUCK or USDSUI safer?
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On our composite safety score USDSUI rates 64/100 versus 56/100 for BUCK. The score weighs collateral quality (fiat-backed vs crypto-backed), redemption rights, attestation quality, peg history and liquidity depth. A higher score is not a guarantee: both remain issuer-credit and smart-contract exposures, not insured bank deposits.
What is the difference between BUCK and USDSUI?
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Bucket Protocol BUCK Stablecoin is issued by Undisclosed (Not documented), backed by crypto-backed, with redemption terms: market-only. Sui Dollar is issued by Undisclosed (Not documented), backed by fiat-backed, with redemption terms: market-only. Attestation coverage is "none" for BUCK and "none" for USDSUI.
Which has the bigger market cap, BUCK or USDSUI?
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USDSUI is larger at $74.02M in circulating supply, against $25.86M for the other. Over the last 7 days supply moved −0.01% for BUCK and +1.38% for USDSUI.
Are BUCK and USDSUI trading at $1.00 right now?
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BUCK trades at $0.9962 (−0.381% off peg) and USDSUI at $1.0001 (+0.007% off peg). The gap between the two is about 38.7 basis points, which is the cost you pay when rotating size between them before fees.
Has BUCK or USDSUI ever depegged?
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BUCK: no material depeg recorded in our incident set. USDSUI: no material depeg recorded in our incident set. Past peg behaviour under stress is the single best available proxy for how a token trades in the next crisis.
Which is better for large institutional size, BUCK or USDSUI?
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For block size the constraint is exit liquidity and primary redemption, not headline supply. BUCK shows deeper on-chain liquidity at $22.58M versus $5.75M. Combine that with the redemption channel — BUCK: market-only; USDSUI: market-only — and size trades against the primary window rather than the order book where possible.
Can I earn yield on BUCK or USDSUI?
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USDSUI currently shows the higher rate at 7.96% via current · Sui, against 0.21% via navi-lending · Sui for BUCK. Neither token pays interest by holding it in a wallet: the yield comes from lending, liquidity provision or a wrapped yield-bearing version, each with its own counterparty and contract risk.
Which chains support both BUCK and USDSUI?
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Both are deployed on 1 shared network, including Sui. BUCK spans 1 chains in total and USDSUI spans 1. Bridged supply on a chain is not the same as natively issued supply, and it usually carries the bridge's risk rather than the issuer's.
What does it cost to switch from BUCK to USDSUI?
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Budget three components: the current price spread of roughly 38.7 bps, swap or venue fees, and slippage against available depth ($22.58M for BUCK, $5.75M for USDSUI). For meaningful size, redeeming with the issuer and minting the other side is often cheaper than a secondary-market swap.
Is BUCK or USDSUI regulated?
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BUCK is issued from Not documented with none; USDSUI is issued from Not documented with none. Regulatory status varies by your own jurisdiction and by whether the token is offered under a specific stablecoin regime, so treat this as a starting point for diligence, not legal advice.