Bitmain Antminer S21e Hyd (288Th) vs Canaan Avalon Mini 3
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Bitmain Antminer S21e Hyd (288Th) | Specification | Canaan Avalon Mini 3 |
|---|---|---|
| 288.0 TH/s | Taux de hachage | 37.5 TH/s |
| 4,896 W | Consommation électrique | 800 W |
| 17.0 J/TH | Efficiency | 21.3 J/TH |
| 50 dB | Niveau de bruit | 33 dB |
| 13.8 kg | Weight | 8.4 kg |
| 16,705 BTU/hr | BTU Output | 2,730 BTU/hr |
| 44/100 | Home Mining Score | 65/100 |
| — | Release Year | — |
| SHA-256 | Algorithme | SHA-256 |
| Bitmain | Manufacturer | Canaan |
Profitability Comparison
Bitmain Antminer S21e Hyd (288Th)
Canaan Avalon Mini 3
Based on BTC price of $78,128 and current network difficulty as of May 17, 2026. Actual results vary.
Verdict
Our scoring model gives the nod to the Bitmain Antminer S21e Hyd (288Th), which leads on 3 of 6 weighted factors (efficacité, hashrate, rapport qualité-prix). Where it pulls away hardest is 668% more hashrate (288.0 vs 37.5 TH/s). The Canaan Avalon Mini 3 holds the edge in 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
Here is every spec where the Bitmain Antminer S21e Hyd (288Th) and Canaan Avalon Mini 3 actually differ, with the gap quantified:
- Bitmain Antminer S21e Hyd (288Th) 668% more hashrate (288.0 vs 37.5 TH/s)
- Canaan Avalon Mini 3 84% better power draw (4,896 vs 800 W)
- Bitmain Antminer S21e Hyd (288Th) 20% better efficacité (17.0 vs 21.3 J/TH)
- Canaan Avalon Mini 3 34% better noise (50.0 vs 33.0 dB)
- Canaan Avalon Mini 3 39% better weight (13.8 vs 8.4 kg)
- Bitmain Antminer S21e Hyd (288Th) 512% more heat output (16,705 vs 2,730 BTU/hr)
- Canaan Avalon Mini 3 48% more score de minage domestique (44.0 vs 65.0)
Cost & ROI Over Time
A miner pays for itself in profit, not specs. These projections track upfront cost against one, two and three years of net earnings at $0.10/kWh.
| Bitmain Antminer S21e Hyd (288Th) | Metric | Canaan Avalon Mini 3 |
|---|---|---|
| $1,498 | Upfront cost (MSRP) | $710 |
| -$1.40 | Daily net profit | -$0.57 |
| -$2,007 | Net after 1 year | -$919 |
| -$2,517 | Net after 2 years | -$1,127 |
| -$3,026 | Net after 3 years | -$1,336 |
| Does not pay back at current rates (negative daily profit) | 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
TieBoth miners produce similar daily profit.
Best for Home Mining
Canaan Avalon Mini 3Score: 65/100. 33 dB noise level.
Best for Efficiency
Bitmain Antminer S21e Hyd (288Th)17.0 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Bitmain Antminer S21e Hyd (288Th) vs Canaan Avalon Mini 3: which one earns more per day?
At the current BTC price and a $0.10/kWh electricity rate, the Canaan Avalon Mini 3 is more profitable at $-0.57/day compared to $-1.40/day for the Bitmain Antminer S21e Hyd (288Th). Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Which is quieter, the Bitmain Antminer S21e Hyd (288Th) or Canaan Avalon Mini 3?
The Canaan Avalon Mini 3 is quieter at 33 dB compared to the Bitmain Antminer S21e Hyd (288Th) at 50 dB. For home mining, lower noise levels make a significant difference in livability.
Which is better for home mining, the Bitmain Antminer S21e Hyd (288Th) or Canaan Avalon Mini 3?
The Canaan Avalon Mini 3 scores 65/100 on our Home Mining Score (vs 44/100 for the Bitmain Antminer S21e Hyd (288Th)). 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 Bitmain Antminer S21e Hyd (288Th) and Canaan Avalon Mini 3?
The Bitmain Antminer S21e Hyd (288Th) runs at 17.0 J/TH while the Canaan Avalon Mini 3 runs at 21.3 J/TH — a difference of 4.3 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 20% better efficacité (17.0 vs 21.3 J/TH).