Ethereal vs Ostium: Full Comparison 2026
Detailed comparison of Ethereal and Ostium perpetual DEXs including trading fees, 24h volume, open interest, supported chains, and airdrop opportunities. Find out which perp exchange is better for your trading needs.
Quick Verdict
Ethereal comes out ahead in this comparison with 2 advantages vs 1 for Ostium. more open interest, and lower trading fees. Trading $100K monthly on Ethereal saves ~$70 in fees.
Higher Volume
Ostium
Lower Fees
Ethereal
More OI
Ethereal
Active Airdrop
Neither
Side-by-Side Comparison
Real-time metrics from DefiLlama. Green indicates the better value.
| Metric | Ethereal | Ostium |
|---|---|---|
| 24h Volume | $80M | $95M |
| Open Interest | $45M | $38M |
| Maker Fee | 0% | 0.03% |
| Taker Fee | 0.03% | 0.1% |
| Blockchain | Ethena | Arbitrum |
| Airdrop Status | PointsLive | PointsLive |
| Order Type | CLOB | Oracle |
Ethereal Pros & Cons
Ostium Pros & Cons
Trading Cost Comparison
Estimated taker fees for different trade sizes (excluding slippage and funding)
| Trade Size | Ethereal | Ostium | Savings |
|---|---|---|---|
| $1,000 | $0.30 | $1.00 | $0.70 on Ethereal |
| $10,000 | $3.00 | $10.00 | $7.00 on Ethereal |
| $50,000 | $15.00 | $50.00 | $35.00 on Ethereal |
| $100,000 | $30.00 | $100.00 | $70.00 on Ethereal |
Ethereal vs Ostium: Detailed Analysis
Volume & Liquidity
Ostium leads in 24-hour trading volume with $95M, compared to $80M for Ethereal. Higher volume typically means better liquidity, tighter bid-ask spreads, and less slippage on trades. For active traders executing multiple trades daily, this difference can significantly impact overall costs.
Fee Structure
Ethereal charges 0% maker / 0.03% taker fees, while Ostium charges 0.03% maker / 0.1% taker fees. For a trader with $100,000 monthly volume, using Ethereal would save approximately $70 per month in trading fees alone.
Open Interest
Ethereal has $45M in open interest, versus $38M for Ostium. Open interest represents the total value of outstanding derivative contracts that haven't been settled. Higher OI generally indicates more active trading and can provide insights into market sentiment.
Airdrop Opportunities
Neither platform currently has an active airdrop. Ethereal: PointsLive. Ostium: PointsLive. Check our airdrops page for the latest updates.
Ethereal vs Ostium FAQ
Conclusion: Which Should You Choose?
Based on the data, Ethereal appears to be the stronger choice overall with advantages in open interest, lower fees. However, the best choice depends on your specific needs:
- • For lowest fees: Choose Ethereal
- • For best liquidity: Choose Ostium
- • For airdrop farming: Neither has an active airdrop
- • For large orders: Choose Ostium for deeper liquidity
Related Perp Comparisons
Learn more about Ethereal or Ostium
Compare all perp fees · View perp airdrops · Track open interest