Bitmain Antminer S21 XP Hyd vs Canaan Avalon Q
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Bitmain Antminer S21 XP Hyd | Specification | Canaan Avalon Q |
|---|---|---|
| 473.0 TH/s | Taux de hachage | 90.0 TH/s |
| 5,676 W | Consommation électrique | 1,674 W |
| 12.0 J/TH | Efficiency | 18.6 J/TH |
| 50 dB | Niveau de bruit | 45 dB |
| 12.3 kg | Weight | 10.5 kg |
| 19,367 BTU/hr | BTU Output | 5,712 BTU/hr |
| 44/100 | Home Mining Score | 56/100 |
| — | Release Year | — |
| SHA-256 | Algorithme | SHA-256 |
| Bitmain | Manufacturer | Canaan |
Profitability Comparison
Bitmain Antminer S21 XP Hyd
Canaan Avalon Q
Based on BTC price of $78,230 and current network difficulty as of May 16, 2026. Actual results vary.
Verdict
Weighing six performance factors, the Bitmain Antminer S21 XP Hyd comes out ahead — it takes 3 of 6 (efficacité, hashrate, rapport qualité-prix). The standout gap is 426% more hashrate (473.0 vs 90.0 TH/s) in the Bitmain Antminer S21 XP Hyd's favour. That said, the Canaan Avalon Q isn't beaten everywhere — it still wins consommation électrique and score de minage domestique and niveau sonore. The right pick still depends on your power cost and noise tolerance — the breakdowns above make that call concrete.
Spec Deltas
Stripped to the numbers, this is how far apart the Bitmain Antminer S21 XP Hyd and Canaan Avalon Q sit on each measurable spec:
- Bitmain Antminer S21 XP Hyd 426% more hashrate (473.0 vs 90.0 TH/s)
- Canaan Avalon Q 71% better power draw (5,676 vs 1,674 W)
- Bitmain Antminer S21 XP Hyd 35% better efficacité (12.0 vs 18.6 J/TH)
- Canaan Avalon Q 10% better noise (50.0 vs 45.0 dB)
- Canaan Avalon Q 15% better weight (12.3 vs 10.5 kg)
- Bitmain Antminer S21 XP Hyd 239% more heat output (19,367 vs 5,712 BTU/hr)
- Canaan Avalon Q 27% more score de minage domestique (44.0 vs 56.0)
Cost & ROI Over Time
Hardware cost is only half the story — here is how each miner's upfront price plays out against cumulative profit at a $0.10/kWh rate.
| Bitmain Antminer S21 XP Hyd | Metric | Canaan Avalon Q |
|---|---|---|
| $5,099 | Upfront cost (MSRP) | $1,292 |
| $3.41 | Daily net profit | -$0.78 |
| -$3,856 | Net after 1 year | -$1,575 |
| -$2,613 | Net after 2 years | -$1,859 |
| -$1,370 | Net after 3 years | -$2,143 |
| Takes ~4.1 years to pay back at current rates | Payback period | Does not pay back at current rates (negative daily profit) |
Projections assume continuous operation, a flat $0.10/kWh rate, and no hardware degradation, pool fees, or BTC price change. Real-world ROI varies.
Best For...
Best for Profitability
Bitmain Antminer S21 XP Hyd$4.18/day higher profit at current rates.
Best for Home Mining
Canaan Avalon QScore: 56/100. 45 dB noise level.
Best for Efficiency
Bitmain Antminer S21 XP Hyd12.0 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Which makes more money, the Bitmain Antminer S21 XP Hyd or the Canaan Avalon Q?
At the current BTC price and a $0.10/kWh electricity rate, the Bitmain Antminer S21 XP Hyd is more profitable at $3.41/day compared to $-0.78/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 Bitmain Antminer S21 XP Hyd or Canaan Avalon Q?
The Canaan Avalon Q is quieter at 45 dB compared to the Bitmain Antminer S21 XP Hyd at 50 dB. For home mining, lower noise levels make a significant difference in livability.
For mining at home, should I pick the Bitmain Antminer S21 XP Hyd or the Canaan Avalon Q?
The Canaan Avalon Q scores 56/100 on our Home Mining Score (vs 44/100 for the Bitmain Antminer S21 XP Hyd). This composite score factors in noise, power requirements, heat output, size, and setup ease — all critical for residential mining.
How far apart are the Bitmain Antminer S21 XP Hyd and Canaan Avalon Q on J/TH?
The Bitmain Antminer S21 XP Hyd runs at 12.0 J/TH while the Canaan Avalon Q runs at 18.6 J/TH — a difference of 6.6 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 35% better efficacité (12.0 vs 18.6 J/TH).