Bitmain Antminer S21+ Hyd (358Th) vs Antminer Slim Edition (S17)
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Bitmain Antminer S21+ Hyd (358Th) | Specification | Antminer Slim Edition (S17) |
|---|---|---|
| 358.0 TH/s | Taux de hachage | 50.0 TH/s |
| 5,370 W | Consommation électrique | 2,000 W |
| 15.0 J/TH | Efficiency | 40.0 J/TH |
| 50 dB | Niveau de bruit | 70 dB |
| 12.8 kg | Weight | 7.5 kg |
| 18,322 BTU/hr | BTU Output | 6,824 BTU/hr |
| 44/100 | Home Mining Score | 42/100 |
| — | Release Year | — |
| SHA-256 | Algorithme | SHA-256 |
| Bitmain | Manufacturer | D-Central |
Profitability Comparison
Bitmain Antminer S21+ Hyd (358Th)
Antminer Slim Edition (S17)
Based on BTC price of $78,167 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 5 des 6 facteurs (efficacité, hashrate, score de minage domestique, niveau sonore, rapport qualité-prix). Its biggest concrete edge: 616% more hashrate (358.0 vs 50.0 TH/s). The Antminer Slim Edition (S17) claws back ground on consommation électrique. Review the detailed specs and profitability calculations above to determine which miner best fits your specific setup.
Spec Deltas
The Bitmain Antminer S21+ Hyd (358Th) and Antminer Slim Edition (S17) diverge on the metrics below — each gap expressed as a real percentage, not a vague "better":
- Bitmain Antminer S21+ Hyd (358Th) 616% more hashrate (358.0 vs 50.0 TH/s)
- Antminer Slim Edition (S17) 63% better power draw (5,370 vs 2,000 W)
- Bitmain Antminer S21+ Hyd (358Th) 63% better efficacité (15.0 vs 40.0 J/TH)
- Bitmain Antminer S21+ Hyd (358Th) 29% better noise (50.0 vs 70.0 dB)
- Antminer Slim Edition (S17) 41% better weight (12.8 vs 7.5 kg)
- Bitmain Antminer S21+ Hyd (358Th) 168% more heat output (18,322 vs 6,824 BTU/hr)
- Bitmain Antminer S21+ Hyd (358Th) 5% more score de minage domestique (44.0 vs 42.0)
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 | Antminer Slim Edition (S17) |
|---|---|---|
| $2,757 | Upfront cost (MSRP) | $600 |
| -$0.01 | Daily net profit | -$3.00 |
| -$2,761 | Net after 1 year | -$1,696 |
| -$2,765 | Net after 2 years | -$2,791 |
| -$2,768 | Net after 3 years | -$3,887 |
| 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
Bitmain Antminer S21+ Hyd (358Th)Score: 44/100. 50 dB noise level.
Best for Efficiency
Bitmain Antminer S21+ Hyd (358Th)15.0 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Which makes more money, the Bitmain Antminer S21+ Hyd (358Th) or the Antminer Slim Edition (S17)?
At the current BTC price and a $0.10/kWh electricity rate, the Bitmain Antminer S21+ Hyd (358Th) is more profitable at $-0.01/day compared to $-3.00/day for the Antminer Slim Edition (S17). Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Which is quieter, the Bitmain Antminer S21+ Hyd (358Th) or Antminer Slim Edition (S17)?
The Bitmain Antminer S21+ Hyd (358Th) is quieter at 50 dB compared to the Antminer Slim Edition (S17) at 70 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 (358Th) or the Antminer Slim Edition (S17)?
The Bitmain Antminer S21+ Hyd (358Th) scores 44/100 on our Home Mining Score (vs 42/100 for the Antminer Slim Edition (S17)). 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+ Hyd (358Th) and Antminer Slim Edition (S17) on J/TH?
The Bitmain Antminer S21+ Hyd (358Th) runs at 15.0 J/TH while the Antminer Slim Edition (S17) runs at 40.0 J/TH — a difference of 25.0 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 63% better efficacité (15.0 vs 40.0 J/TH).
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