Antminer S21 XP vs Canaan AvalonMiner Made A1466
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Antminer S21 XP | Specification | Canaan AvalonMiner Made A1466 |
|---|---|---|
| 270.0 TH/s | Hashrate | 150.0 TH/s |
| 3,645 W | Power Consumption | 3,230 W |
| 13.5 J/TH | Efficiency | 21.5 J/TH |
| 75 dB | Noise Level | — |
| 15.4 kg | Weight | 13.0 kg |
| 12,437 BTU/hr | BTU Output | 11,021 BTU/hr |
| 30/100 | Home Mining Score | 22/100 |
| — | Release Year | — |
| SHA-256 | Algorithm | SHA-256 |
| Bitmain | Manufacturer | Canaan |
Profitability Comparison
Antminer S21 XP
Canaan AvalonMiner Made A1466
Based on BTC price of $79,227 and current network difficulty as of May 15, 2026. Actual results vary.
Verdict
Based on our multi-factor analysis, the Antminer S21 XP wins on 4 of 6 factors (efficiency, hashrate, home mining score, noise level). The standout gap is 80% more hashrate (270 vs 150 TH/s) in the Antminer S21 XP's favour. The Canaan AvalonMiner Made A1466 holds the edge in power consumption and price-performance. The right pick still depends on your power cost and noise tolerance — the breakdowns above make that call concrete.
Spec Deltas
Here is every spec where the Antminer S21 XP and Canaan AvalonMiner Made A1466 actually differ, with the gap quantified:
- Antminer S21 XP 80% more hashrate (270 vs 150 TH/s)
- Canaan AvalonMiner Made A1466 11% better power draw (3,645 vs 3,230 W)
- Antminer S21 XP 37% better efficiency (13.5 vs 21.5 J/TH)
- Canaan AvalonMiner Made A1466 16% better weight (15.4 vs 13.0 kg)
- Antminer S21 XP 13% more heat output (12,437 vs 11,021 BTU/hr)
- Antminer S21 XP 36% more home mining score (30.0 vs 22.0)
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.
| Antminer S21 XP | Metric | Canaan AvalonMiner Made A1466 |
|---|---|---|
| $8,200 | Upfront cost (MSRP) | $937 |
| $1.40 | Daily net profit | -$2.11 |
| -$7,688 | Net after 1 year | -$1,708 |
| -$7,176 | Net after 2 years | -$2,479 |
| -$6,664 | Net after 3 years | -$3,250 |
| Takes ~16.0 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
Antminer S21 XP$3.52/day higher profit at current rates.
Best for Home Mining
Antminer S21 XPScore: 30/100. 75 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 AvalonMiner Made A1466 more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Antminer S21 XP is more profitable at $1.40/day compared to $-2.11/day for the Canaan AvalonMiner Made A1466. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Is the Antminer S21 XP or the Canaan AvalonMiner Made A1466 better for noise-sensitive spaces?
The Antminer S21 XP is quieter at 75 dB compared to the Canaan AvalonMiner Made A1466 at 0 dB. For home mining, lower noise levels make a significant difference in livability.
For mining at home, should I pick the Antminer S21 XP or the Canaan AvalonMiner Made A1466?
The Antminer S21 XP scores 30/100 on our Home Mining Score (vs 22/100 for the Canaan AvalonMiner Made A1466). This composite score factors in noise, power requirements, heat output, size, and setup ease — all critical for residential mining.
How far apart are the Antminer S21 XP and Canaan AvalonMiner Made A1466 on J/TH?
The Antminer S21 XP runs at 13.5 J/TH while the Canaan AvalonMiner Made A1466 runs at 21.5 J/TH — a difference of 8.0 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 37% better efficiency (13.5 vs 21.5 J/TH).