Bitmain Antminer S21+ Hyd (358Th) vs Canaan Avalon Nano 3S
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Bitmain Antminer S21+ Hyd (358Th) | Specification | Canaan Avalon Nano 3S |
|---|---|---|
| 358.0 TH/s | Taux de hachage | 6.0 TH/s |
| 5,370 W | Consommation électrique | 140 W |
| 15.0 J/TH | Efficiency | 23.3 J/TH |
| 50 dB | Niveau de bruit | 30 dB |
| 12.8 kg | Weight | 0.9 kg |
| 18,322 BTU/hr | BTU Output | 478 BTU/hr |
| 44/100 | Home Mining Score | 65/100 |
| — | Release Year | — |
| SHA-256 | Algorithme | SHA-256 |
| Bitmain | Manufacturer | Canaan |
Profitability Comparison
Bitmain Antminer S21+ Hyd (358Th)
Canaan Avalon Nano 3S
Based on BTC price of $78,128 and current network difficulty as of May 17, 2026. Actual results vary.
Verdict
Selon notre analyse multifactorielle, le Bitmain Antminer S21+ Hyd (358Th) l'emporte sur 3 des 6 facteurs (efficacité, hashrate, rapport qualité-prix). Its biggest concrete edge: 5867% more hashrate (358.0 vs 6.0 TH/s). The Canaan Avalon Nano 3S holds the edge in consommation électrique and score de minage domestique and niveau sonore. Cross-check the spec deltas and ROI table above against your own electricity rate before deciding.
Spec Deltas
Here is every spec where the Bitmain Antminer S21+ Hyd (358Th) and Canaan Avalon Nano 3S actually differ, with the gap quantified:
- Bitmain Antminer S21+ Hyd (358Th) 5867% more hashrate (358.0 vs 6.0 TH/s)
- Canaan Avalon Nano 3S 97% better power draw (5,370 vs 140 W)
- Bitmain Antminer S21+ Hyd (358Th) 36% better efficacité (15.0 vs 23.3 J/TH)
- Canaan Avalon Nano 3S 40% better noise (50.0 vs 30.0 dB)
- Canaan Avalon Nano 3S 93% better weight (12.8 vs 0.9 kg)
- Bitmain Antminer S21+ Hyd (358Th) 3736% more heat output (18,322 vs 478 BTU/hr)
- Canaan Avalon Nano 3S 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 S21+ Hyd (358Th) | Metric | Canaan Avalon Nano 3S |
|---|---|---|
| $2,757 | Upfront cost (MSRP) | $145 |
| -$0.02 | Daily net profit | -$0.12 |
| -$2,763 | Net after 1 year | -$189 |
| -$2,769 | Net after 2 years | -$233 |
| -$2,775 | Net after 3 years | -$277 |
| 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 Nano 3SScore: 65/100. 30 dB noise level.
Best for Efficiency
Bitmain Antminer S21+ Hyd (358Th)15.0 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the Bitmain Antminer S21+ Hyd (358Th) or Canaan Avalon Nano 3S more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Bitmain Antminer S21+ Hyd (358Th) is more profitable at $-0.02/day compared to $-0.12/day for the Canaan Avalon Nano 3S. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Bitmain Antminer S21+ Hyd (358Th) vs Canaan Avalon Nano 3S: which runs at a lower noise level?
The Canaan Avalon Nano 3S is quieter at 30 dB compared to the Bitmain Antminer S21+ Hyd (358Th) at 50 dB. For home mining, lower noise levels make a significant difference in livability.
Which is better for home mining, the Bitmain Antminer S21+ Hyd (358Th) or Canaan Avalon Nano 3S?
The Canaan Avalon Nano 3S scores 65/100 on our Home Mining Score (vs 44/100 for the Bitmain Antminer S21+ Hyd (358Th)). 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 S21+ Hyd (358Th) and Canaan Avalon Nano 3S?
The Bitmain Antminer S21+ Hyd (358Th) runs at 15.0 J/TH while the Canaan Avalon Nano 3S runs at 23.3 J/TH — a difference of 8.3 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 36% better efficacité (15.0 vs 23.3 J/TH).