Bitcoin Space Heater S17 Edition vs MicroBT Whatsminer M3X
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Bitcoin Space Heater S17 Edition | Specification | MicroBT Whatsminer M3X |
|---|---|---|
| 50.0 TH/s | Taux de hachage | 12.5 TH/s |
| 2,000 W | Consommation électrique | 2,050 W |
| 40.0 J/TH | Efficiency | 164.0 J/TH |
| 55 dB | Niveau de bruit | — |
| 14.0 kg | Weight | 7,500.0 kg |
| 6,824 BTU/hr | BTU Output | 6,995 BTU/hr |
| 56/100 | Home Mining Score | 26/100 |
| — | Release Year | — |
| SHA-256 | Algorithme | SHA-256 |
| D-Central | Manufacturer | MicroBT |
Profitability Comparison
Bitcoin Space Heater S17 Edition
MicroBT Whatsminer M3X
Based on BTC price of $78,208 and current network difficulty as of May 16, 2026. Actual results vary.
Verdict
Weighing six performance factors, the Bitcoin Space Heater S17 Edition comes out ahead — it takes 6 of 6 (efficacité, hashrate, consommation électrique, score de minage domestique, niveau sonore, rapport qualité-prix). Where it pulls away hardest is 76% better efficacité (40.0 vs 164.0 J/TH). Cross-check the spec deltas and ROI table above against your own electricity rate before deciding.
Spec Deltas
Here is every spec where the Bitcoin Space Heater S17 Edition and MicroBT Whatsminer M3X actually differ, with the gap quantified:
- Bitcoin Space Heater S17 Edition 300% more hashrate (50.0 vs 12.5 TH/s)
- Bitcoin Space Heater S17 Edition 2% better power draw (2,000 vs 2,050 W)
- Bitcoin Space Heater S17 Edition 76% better efficacité (40.0 vs 164.0 J/TH)
- Bitcoin Space Heater S17 Edition 100% better weight (14.0 vs 7,500.0 kg)
- MicroBT Whatsminer M3X 3% more heat output (6,824 vs 6,995 BTU/hr)
- Bitcoin Space Heater S17 Edition 115% more score de minage domestique (56.0 vs 26.0)
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.
| Bitcoin Space Heater S17 Edition | Metric | MicroBT Whatsminer M3X |
|---|---|---|
| $799 | Upfront cost (MSRP) | $350 |
| -$3.00 | Daily net profit | -$4.47 |
| -$1,894 | Net after 1 year | -$1,982 |
| -$2,989 | Net after 2 years | -$3,613 |
| -$4,085 | Net after 3 years | -$5,245 |
| 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
Bitcoin Space Heater S17 Edition40.0 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Which makes more money, the Bitcoin Space Heater S17 Edition or the MicroBT Whatsminer M3X?
At the current BTC price and a $0.10/kWh electricity rate, the Bitcoin Space Heater S17 Edition is more profitable at $-3.00/day compared to $-4.47/day for the MicroBT Whatsminer M3X. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Is the Bitcoin Space Heater S17 Edition or the MicroBT Whatsminer M3X better for noise-sensitive spaces?
The Bitcoin Space Heater S17 Edition is quieter at 55 dB compared to the MicroBT Whatsminer M3X at 0 dB. For home mining, lower noise levels make a significant difference in livability.
For mining at home, should I pick the Bitcoin Space Heater S17 Edition or the MicroBT Whatsminer M3X?
The Bitcoin Space Heater S17 Edition scores 56/100 on our Home Mining Score (vs 26/100 for the MicroBT Whatsminer M3X). This composite score factors in noise, power requirements, heat output, size, and setup ease — all critical for residential mining.
Bitcoin Space Heater S17 Edition vs MicroBT Whatsminer M3X: how much does the efficiency gap matter?
The Bitcoin Space Heater S17 Edition runs at 40.0 J/TH while the MicroBT Whatsminer M3X runs at 164.0 J/TH — a difference of 124.0 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 76% better efficacité (40.0 vs 164.0 J/TH).
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