Bitcoin vs Sei BTC vs SEI comparison
Market cap ratio: Bitcoin / Sei = 3,704. Price change October 31, 2025 – September 30, 2026: Bitcoin -28.73%, Sei -75.35%.
BTC and SEI price performance
Bitcoin -29%Sei -75%
Both assets are rebased to 100 at their price on October 31, 2025; the lines show the percentage change since then. 12 common closing points.
| Metric | Bitcoin | Sei |
|---|---|---|
| Price | ₺4,033,425.78$81,412.20 | ₺2.85$0.0574 |
| 24h | -0.18% | -0.11% |
| 7d | -0.52% | -8.06% |
| 30d | -3.86% | -5.06% |
| Market cap | $1.64T | $441.79M |
| Market cap rank | #1 | #93 |
| 24h volume | ₺60.06B$1.21B | ₺218.91M$4.41M |
| Volume / market cap | 0.07% | 1.00% |
| Circulating supply | 20,098,843 BTC | 7,699,722,222 SEI |
| Max supply | 21,000,000 BTC | 10,000,000,000 SEI |
| All-time high | $126,492.55 | $1.15 |
| Distance from ATH | -35.64% | -95.01% |
| Launch date | January 9, 2009 | August 15, 2023 |
| Exchanges | 7 | 7 |
| TRY pairs | 5 | 5 |
| Categories | Layer1, PoW, Coin | Layer1, Smart Contract, Coin |
If their market caps were swapped
- Bitcoin price at the market cap of Sei: $21.98 (-99.97% from today).
- Sei price at the market cap of Bitcoin: $212.51 (+370,278.64% from today).
Calculated with today's circulating supply; a comparison of scale, not a forecast.
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Other comparisons
All-time high and market cap are in US dollars. “24h” is based on live exchange prices; “7d” and “30d” are close-to-close changes of daily closing prices. Data is for information only and is not investment advice.