Bitmain Antminer S15 (28Th) vs Bitcoin Space Heater S9 Edition
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Bitmain Antminer S15 (28Th) | Specification | Bitcoin Space Heater S9 Edition |
|---|---|---|
| 28.0 TH/s | Hashrate | 12.0 TH/s |
| 1,596 W | Power Consumption | 1,100 W |
| 57.0 J/TH | Efficiency | 91.7 J/TH |
| — | Noise Level | 50 dB |
| 7,000.0 kg | Weight | 8.0 kg |
| 5,446 BTU/hr | BTU Output | 3,753 BTU/hr |
| 28/100 | Home Mining Score | 59/100 |
| — | Release Year | — |
| SHA-256 | Algorithm | SHA-256 |
| Bitmain | Manufacturer | D-Central |
Profitability Comparison
Bitmain Antminer S15 (28Th)
Bitcoin Space Heater S9 Edition
Based on BTC price of $78,024 and current network difficulty as of Apr 26, 2026. Actual results vary.
Verdict
Both the Bitmain Antminer S15 (28Th) and Bitcoin Space Heater S9 Edition are closely matched across our scoring factors, with neither holding a decisive advantage. Your choice should depend on your specific priorities — review the specs and profitability analysis above.
Best For...
Best for Profitability
TieBoth miners produce similar daily profit.
Best for Home Mining
Bitcoin Space Heater S9 EditionScore: 59/100. 50 dB noise level.
Best for Efficiency
Bitmain Antminer S15 (28Th)57.0 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the Bitmain Antminer S15 (28Th) or Bitcoin Space Heater S9 Edition more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Bitcoin Space Heater S9 Edition is more profitable at $-2.21/day compared to $-2.82/day for the Bitmain Antminer S15 (28Th). Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Which is quieter, the Bitmain Antminer S15 (28Th) or Bitcoin Space Heater S9 Edition?
The Bitcoin Space Heater S9 Edition is quieter at 50 dB compared to the Bitmain Antminer S15 (28Th) at 0 dB. For home mining, lower noise levels make a significant difference in livability.
Which is better for home mining, the Bitmain Antminer S15 (28Th) or Bitcoin Space Heater S9 Edition?
The Bitcoin Space Heater S9 Edition scores 59/100 on our Home Mining Score (vs 28/100 for the Bitmain Antminer S15 (28Th)). 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 S15 (28Th) and Bitcoin Space Heater S9 Edition?
The Bitmain Antminer S15 (28Th) runs at 57.0 J/TH while the Bitcoin Space Heater S9 Edition runs at 91.7 J/TH — a difference of 34.7 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs.
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