Most stable stablecoin, live peg deviation across USDC, USDT and DAI
TradingUSDC
Leads0.015 %
- p99
- 0.025%
- rank
- #2
- samples
- 43,869
USDT
Trails0.087 %
- p99
- 0.11%
- rank
- #3
- samples
- 43,869
USDC vs USDT
USDC leads on the only live benchmark. USDC wins on Most stable stablecoin, live peg deviation across USDC, USDT and DAI (0.015% vs 0.087%).
USDC
Circle's USD-redeemed stablecoin, audited and backed by short-duration Treasuries and same-day USD cash. Same-day primary-market redemption with US banks is the structural anchor for the peg.
USDT
Tether's USD-pegged stablecoin, the dominant pair currency on most non-US crypto venues. Primary-market redemption is slower than USDC; secondary-market peg carries a premium during risk-on minutes.
Side by side measurements
Frequently asked questions
USDC vs USDT: which one is better?
USDC and USDT are compared on 1 shared OpenChainBench benchmarks. USDC leads on Most stable stablecoin, live peg deviation across USDC, USDT and DAI. See the live table on this page for every metric.
Which is cheaper, USDC or USDT?
On the Most stable stablecoin, live peg deviation across USDC, USDT and DAI benchmark, USDC leads at 0.015% versus USDT at 0.087%. Live measurement is updated continuously by the OpenChainBench harness.
How is the USDC vs USDT comparison measured?
Every benchmark on this page uses the same open methodology, published at https://openchainbench.com/methodology. Data is CC-BY-4.0. Measurement harnesses are MIT-licensed.
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How this pair was selected
Auto-generated pairs require: both providers in the same benchmark for seven consecutive days, at least 1000 samples per provider, observable third-party search demand, and a public /products/[slug] page on OCB. Editorially curated pairs (like this one) may publish early when search demand is high and data is accruing — panels with fewer than 100 samples are shown as provisional. The full pair ledger is versioned in the public repo.