Bitcoin vs Stellar
Bitcoin (BTC) ranks #1 by market capitalization at $1.68T and Stellar (XLM) ranks #20 at $7.1B, as of October 12, 2026. Bitcoin has a fixed maximum supply of 21.0M BTC; Stellar has no fixed supply cap. Bitcoin is available on 36 exchanges we have verified and Stellar on 29; 29 list both.
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Side-by-Side
 Bitcoin |  Stellar | |
|---|---|---|
| Market cap rank | #1 | #20 |
| Price | $83,810 | $0.202 |
| Market cap | $1.68T | $7.1B |
| Fully diluted valuation | $1.68T | $10.1B |
| 24-hour volume | $18.5B | $163.8M |
| Circulating supply | 20.1M BTC | 35.1B XLM |
| Maximum supply | 21.0M BTC | No fixed cap |
| All-time high | $126,080 (October 6, 2025) | $0.876 (January 2, 2018) |
| Change from all-time high | −33.5% | −76.9% |
| 7-day change | −1.9% | −8.8% |
| 30-day change | +8.7% | +12.3% |
| Category | layer-1 | layer-1 |
| Chains | the Bitcoin network | the Stellar network |
| Launched | 2009 | — |
Where You Can Buy Each
| Bitcoin | Stellar | |
|---|---|---|
| Exchanges listing it | 36 | 29 |
| Countries and US states with a ranked buy page | 70 | 70 |
29 exchanges list both; 70 locations have a ranked buy page for both.
Frequently Asked Questions
- Which has the larger market cap, Bitcoin or Stellar?
- Bitcoin, by about 237.5× as of October 12, 2026: $1.68T for Bitcoin against $7.1B for Stellar.
- Does Bitcoin or Stellar have a fixed supply?
- Bitcoin is capped at 21.0M BTC; Stellar has no fixed maximum supply.
- Where can I buy both Bitcoin and Stellar?
- 29 exchanges we have verified list both. Pick your location on the buy pages to see which serve you and what a $500 purchase costs.