Stellar vs Tether
Stellar (XLM) ranks #20 by market capitalization at $6.3B and Tether (USDT) ranks #3 at $183.4B, as of September 5, 2026. Stellar has no fixed supply cap; Tether has no fixed supply cap. Stellar is available on 29 exchanges we have verified and Tether on 21; 17 list both.
Verified How we verify
Side-by-Side
 Stellar |  Tether | |
|---|---|---|
| Market cap rank | #20 | #3 |
| Price | $0.181 | $1.00 |
| Market cap | $6.3B | $183.4B |
| Fully diluted valuation | $9.1B | $188.9B |
| 24-hour volume | $137.0M | $61.8B |
| Circulating supply | 34.8B XLM | 183.4B USDT |
| Maximum supply | No fixed cap | No fixed cap |
| All-time high | $0.876 (January 2, 2018) | $1.32 (July 23, 2018) |
| Change from all-time high | −79.3% | −24.4% |
| 7-day change | +1.6% | 0.0% |
| 30-day change | +11.9% | +0.1% |
| Category | layer-1 | stablecoin |
| Chains | the Stellar network | 11 chains including Ethereum, Klay Token, and Tezos |
| Launched | — | — |
Where You Can Buy Each
| Stellar | Tether | |
|---|---|---|
| Exchanges listing it | 29 | 21 |
| Countries and US states with a ranked buy page | 70 | 70 |
17 exchanges list both; 70 locations have a ranked buy page for both.
Frequently Asked Questions
- Which has the larger market cap, Stellar or Tether?
- Tether, by about 29.1× as of September 5, 2026: $6.3B for Stellar against $183.4B for Tether.
- Does Stellar or Tether have a fixed supply?
- Neither has a fixed maximum supply.
- Where can I buy both Stellar and Tether?
- 17 exchanges we have verified list both. Pick your location on the buy pages to see which serve you and what a $500 purchase costs.