Bitmain Antminer S21e Hyd (310Th) vs Bitcoin Space Heater S17 Edition
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Bitmain Antminer S21e Hyd (310Th) | Specification | Bitcoin Space Heater S17 Edition |
|---|---|---|
| 310.0 TH/s | Hashrate | 50.0 TH/s |
| 5,270 W | Power Consumption | 2,000 W |
| 17.0 J/TH | Efficiency | 40.0 J/TH |
| 75 dB | Noise Level | 55 dB |
| 12.8 kg | Weight | 14.0 kg |
| 17,981 BTU/hr | BTU Output | 6,824 BTU/hr |
| 30/100 | Home Mining Score | 56/100 |
| — | Release Year | — |
| SHA-256 | Algorithm | SHA-256 |
| Bitmain | Manufacturer | D-Central |
Profitability Comparison
Bitmain Antminer S21e Hyd (310Th)
Bitcoin Space Heater S17 Edition
Based on BTC price of $79,091 and current network difficulty as of May 15, 2026. Actual results vary.
Verdict
Based on our multi-factor analysis, the Bitmain Antminer S21e Hyd (310Th) wins on 3 of 6 factors (efficiency, hashrate, price-performance). Its biggest concrete edge: 520% more hashrate (310.0 vs 50.0 TH/s). The Bitcoin Space Heater S17 Edition claws back ground on power consumption and home mining score and noise level. Cross-check the spec deltas and ROI table above against your own electricity rate before deciding.
Spec Deltas
The Bitmain Antminer S21e Hyd (310Th) and Bitcoin Space Heater S17 Edition diverge on the metrics below — each gap expressed as a real percentage, not a vague "better":
- Bitmain Antminer S21e Hyd (310Th) 520% more hashrate (310.0 vs 50.0 TH/s)
- Bitcoin Space Heater S17 Edition 62% better power draw (5,270 vs 2,000 W)
- Bitmain Antminer S21e Hyd (310Th) 58% better efficiency (17.0 vs 40.0 J/TH)
- Bitcoin Space Heater S17 Edition 27% better noise (75.0 vs 55.0 dB)
- Bitmain Antminer S21e Hyd (310Th) 9% better weight (12.8 vs 14.0 kg)
- Bitmain Antminer S21e Hyd (310Th) 163% more heat output (17,981 vs 6,824 BTU/hr)
- Bitcoin Space Heater S17 Edition 87% more home mining score (30.0 vs 56.0)
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 S21e Hyd (310Th) | Metric | Bitcoin Space Heater S17 Edition |
|---|---|---|
| $1,679 | Upfront cost (MSRP) | $799 |
| -$1.37 | Daily net profit | -$2.98 |
| -$2,177 | Net after 1 year | -$1,887 |
| -$2,676 | Net after 2 years | -$2,975 |
| -$3,174 | Net after 3 years | -$4,062 |
| 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
Bitcoin Space Heater S17 EditionScore: 56/100. 55 dB noise level.
Best for Efficiency
Bitmain Antminer S21e Hyd (310Th)17.0 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Bitmain Antminer S21e Hyd (310Th) vs Bitcoin Space Heater S17 Edition: which one earns more per day?
At the current BTC price and a $0.10/kWh electricity rate, the Bitmain Antminer S21e Hyd (310Th) is more profitable at $-1.37/day compared to $-2.98/day for the Bitcoin Space Heater S17 Edition. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Bitmain Antminer S21e Hyd (310Th) vs Bitcoin Space Heater S17 Edition: which runs at a lower noise level?
The Bitcoin Space Heater S17 Edition is quieter at 55 dB compared to the Bitmain Antminer S21e Hyd (310Th) at 75 dB. For home mining, lower noise levels make a significant difference in livability.
Bitmain Antminer S21e Hyd (310Th) vs Bitcoin Space Heater S17 Edition: which fits a residential setup better?
The Bitcoin Space Heater S17 Edition scores 56/100 on our Home Mining Score (vs 30/100 for the Bitmain Antminer S21e Hyd (310Th)). 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 S21e Hyd (310Th) and Bitcoin Space Heater S17 Edition on J/TH?
The Bitmain Antminer S21e Hyd (310Th) runs at 17.0 J/TH while the Bitcoin Space Heater S17 Edition runs at 40.0 J/TH — a difference of 23.0 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 58% better efficiency (17.0 vs 40.0 J/TH).
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