Bitmain Antminer S21+ Hyd vs Canaan AvalonMiner Made A1466
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Bitmain Antminer S21+ Hyd | Specification | Canaan AvalonMiner Made A1466 |
|---|---|---|
| 319.0 TH/s | Taux de hachage | 150.0 TH/s |
| 4,785 W | Consommation électrique | 3,230 W |
| 15.0 J/TH | Efficiency | 21.5 J/TH |
| 50 dB | Niveau de bruit | — |
| 17.5 kg | Weight | 13.0 kg |
| 16,326 BTU/hr | BTU Output | 11,021 BTU/hr |
| 44/100 | Home Mining Score | 22/100 |
| — | Release Year | — |
| SHA-256 | Algorithme | SHA-256 |
| Bitmain | Manufacturer | Canaan |
Profitability Comparison
Bitmain Antminer S21+ Hyd
Canaan AvalonMiner Made A1466
Based on BTC price of $78,235 and current network difficulty as of May 16, 2026. Actual results vary.
Verdict
Run the numbers across every spec and the Bitmain Antminer S21+ Hyd edges it: 4 of 6 factors go its way (efficacité, hashrate, score de minage domestique, niveau sonore). Its biggest concrete edge: 113% more hashrate (319 vs 150 TH/s). The Canaan AvalonMiner Made A1466 claws back ground on consommation électrique and rapport qualité-prix. Cross-check the spec deltas and ROI table above against your own electricity rate before deciding.
Spec Deltas
The Bitmain Antminer S21+ Hyd and Canaan AvalonMiner Made A1466 diverge on the metrics below — each gap expressed as a real percentage, not a vague "better":
- Bitmain Antminer S21+ Hyd 113% more hashrate (319 vs 150 TH/s)
- Canaan AvalonMiner Made A1466 32% better power draw (4,785 vs 3,230 W)
- Bitmain Antminer S21+ Hyd 30% better efficacité (15.0 vs 21.5 J/TH)
- Canaan AvalonMiner Made A1466 26% better weight (17.5 vs 13.0 kg)
- Bitmain Antminer S21+ Hyd 48% more heat output (16,326 vs 11,021 BTU/hr)
- Bitmain Antminer S21+ Hyd 100% more score de minage domestique (44.0 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.
| Bitmain Antminer S21+ Hyd | Metric | Canaan AvalonMiner Made A1466 |
|---|---|---|
| $2,499 | Upfront cost (MSRP) | $937 |
| $0.00 | Daily net profit | -$2.35 |
| -$2,499 | Net after 1 year | -$1,795 |
| -$2,498 | Net after 2 years | -$2,654 |
| -$2,498 | Net after 3 years | -$3,512 |
| Takes ~8,833.6 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+ Hyd$2.35/day higher profit at current rates.
Best for Home Mining
Bitmain Antminer S21+ HydScore: 44/100. 50 dB noise level.
Best for Efficiency
Bitmain Antminer S21+ Hyd15.0 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Bitmain Antminer S21+ Hyd vs Canaan AvalonMiner Made A1466: which one earns more per day?
At the current BTC price and a $0.10/kWh electricity rate, the Bitmain Antminer S21+ Hyd is more profitable at $0.00/day compared to $-2.35/day for the Canaan AvalonMiner Made A1466. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Bitmain Antminer S21+ Hyd vs Canaan AvalonMiner Made A1466: which runs at a lower noise level?
The Bitmain Antminer S21+ Hyd is quieter at 50 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 Bitmain Antminer S21+ Hyd or the Canaan AvalonMiner Made A1466?
The Bitmain Antminer S21+ Hyd scores 44/100 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.
Bitmain Antminer S21+ Hyd vs Canaan AvalonMiner Made A1466: how much does the efficiency gap matter?
The Bitmain Antminer S21+ Hyd runs at 15.0 J/TH while the Canaan AvalonMiner Made A1466 runs at 21.5 J/TH — a difference of 6.5 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 30% better efficacité (15.0 vs 21.5 J/TH).