StealthMiner vs MicroBT Whatsminer M3
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| StealthMiner | Specification | MicroBT Whatsminer M3 |
|---|---|---|
| 800.0 GH/s | Taux de hachage | 12.0 TH/s |
| 18 W | Consommation électrique | 2,000 W |
| 22.5 J/TH | Efficiency | 166.7 J/TH |
| 28 dB | Niveau de bruit | — |
| 1.5 kg | Weight | 8,100.0 kg |
| 61 BTU/hr | BTU Output | 6,824 BTU/hr |
| 70/100 | Home Mining Score | 28/100 |
| — | Release Year | — |
| SHA-256 | Algorithme | SHA-256 |
| D-Central | Manufacturer | MicroBT |
Profitability Comparison
StealthMiner
MicroBT Whatsminer M3
Based on BTC price of $78,230 and current network difficulty as of May 16, 2026. Actual results vary.
Verdict
Weighing six performance factors, the StealthMiner comes out ahead — it takes 4 of 5 (efficacité, consommation électrique, score de minage domestique, niveau sonore). Where it pulls away hardest is 99% better power draw (18.0 vs 2,000.0 W). That said, the MicroBT Whatsminer M3 isn't beaten everywhere — it still wins hashrate. Review the detailed specs and profitability calculations above to determine which miner best fits your specific setup.
Spec Deltas
The StealthMiner and MicroBT Whatsminer M3 diverge on the metrics below — each gap expressed as a real percentage, not a vague "better":
- MicroBT Whatsminer M3 1400% more hashrate (0.8 vs 12.0 TH/s)
- StealthMiner 99% better power draw (18.0 vs 2,000.0 W)
- StealthMiner 87% better efficacité (22.5 vs 166.7 J/TH)
- StealthMiner 100% better weight (1.5 vs 8,100.0 kg)
- MicroBT Whatsminer M3 11014% more heat output (61.4 vs 6,824.0 BTU/hr)
- StealthMiner 150% more score de minage domestique (70.0 vs 28.0)
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.
| StealthMiner | Metric | MicroBT Whatsminer M3 |
|---|---|---|
| $199 | Upfront cost (MSRP) | — |
| -$0.01 | Daily net profit | -$4.37 |
| -$204 | Net after 1 year | -$1,594 |
| -$210 | Net after 2 years | -$3,189 |
| -$215 | Net after 3 years | -$4,783 |
| Does not pay back at current rates (negative daily profit) | Payback period | — |
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
StealthMinerScore: 70/100. 28 dB noise level.
Best for Efficiency
StealthMiner22.5 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Which makes more money, the StealthMiner or the MicroBT Whatsminer M3?
At the current BTC price and a $0.10/kWh electricity rate, the StealthMiner is more profitable at $-0.01/day compared to $-4.37/day for the MicroBT Whatsminer M3. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Which is quieter, the StealthMiner or MicroBT Whatsminer M3?
The StealthMiner is quieter at 28 dB compared to the MicroBT Whatsminer M3 at 0 dB. For home mining, lower noise levels make a significant difference in livability.
StealthMiner vs MicroBT Whatsminer M3: which fits a residential setup better?
The StealthMiner scores 70/100 on our Home Mining Score (vs 28/100 for the MicroBT Whatsminer M3). This composite score factors in noise, power requirements, heat output, size, and setup ease — all critical for residential mining.
StealthMiner vs MicroBT Whatsminer M3: how much does the efficiency gap matter?
The StealthMiner runs at 22.5 J/TH while the MicroBT Whatsminer M3 runs at 166.7 J/TH — a difference of 144.2 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 87% better efficacité (22.5 vs 166.7 J/TH).