Antminer S21 XP vs Canaan Avalon Q
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Antminer S21 XP | Specification | Canaan Avalon Q |
|---|---|---|
| 270.0 TH/s | Hashrate | 90.0 TH/s |
| 3,645 W | Power Consumption | 1,674 W |
| 13.5 J/TH | Efficiency | 18.6 J/TH |
| 75 dB | Noise Level | 45 dB |
| 15.4 kg | Weight | 10.5 kg |
| 12,437 BTU/hr | BTU Output | 5,712 BTU/hr |
| 30/100 | Home Mining Score | 56/100 |
| — | Release Year | — |
| SHA-256 | Algorithm | SHA-256 |
| Bitmain | Manufacturer | Canaan |
Profitability Comparison
Antminer S21 XP
Canaan Avalon Q
Based on BTC price of $77,269 and current network difficulty as of Apr 25, 2026. Actual results vary.
Verdict
Both the Antminer S21 XP and Canaan Avalon Q are closely matched across our scoring factors, with neither holding a decisive advantage. Your choice should depend on your specific priorities — review the specs and profitability analysis above.
Best For...
Best for Profitability
Antminer S21 XP$1.72/day higher profit at current rates.
Best for Home Mining
Canaan Avalon QScore: 56/100. 45 dB noise level.
Best for Efficiency
Antminer S21 XP13.5 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the Antminer S21 XP or Canaan Avalon Q more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Antminer S21 XP is more profitable at $0.92/day compared to $-0.79/day for the Canaan Avalon Q. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Which is quieter, the Antminer S21 XP or Canaan Avalon Q?
The Canaan Avalon Q is quieter at 45 dB compared to the Antminer S21 XP at 75 dB. For home mining, lower noise levels make a significant difference in livability.
Which is better for home mining, the Antminer S21 XP or Canaan Avalon Q?
The Canaan Avalon Q scores 56/100 on our Home Mining Score (vs 30/100 for the Antminer S21 XP). This composite score factors in noise, power requirements, heat output, size, and setup ease — all critical for residential mining.
What is the efficiency difference between Antminer S21 XP and Canaan Avalon Q?
The Antminer S21 XP runs at 13.5 J/TH while the Canaan Avalon Q runs at 18.6 J/TH — a difference of 5.1 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs.