GMO miner B2 vs Whatsminer M30S+
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| GMO miner B2 | Specification | Whatsminer M30S+ |
|---|---|---|
| 24.0 TH/s | Taux de hachage | 100.0 TH/s |
| 1,950 W | Consommation électrique | 3,400 W |
| 81.3 J/TH | Efficiency | 34.0 J/TH |
| — | Niveau de bruit | 75 dB |
| — | Weight | 11.5 kg |
| 6,653 BTU/hr | BTU Output | 11,601 BTU/hr |
| 28/100 | Home Mining Score | 36/100 |
| — | Release Year | — |
| SHA-256 | Algorithme | SHA-256 |
| GMO miner | Manufacturer | MicroBT |
Profitability Comparison
GMO miner B2
Whatsminer M30S+
Based on BTC price of $62,822 and current network difficulty as of Jun 4, 2026. Actual results vary.
Verdict
Our scoring model gives the nod to the Whatsminer M30S+, which leads on 4 of 5 weighted factors (efficacité, hashrate, score de minage domestique, niveau sonore). Where it pulls away hardest is 317% more hashrate (24.0 vs 100.0 TH/s). The GMO miner B2 holds the edge in consommation électrique. The right pick still depends on your power cost and noise tolerance — the breakdowns above make that call concrete.
Spec Deltas
Stripped to the numbers, this is how far apart the GMO miner B2 and Whatsminer M30S+ sit on each measurable spec:
- Whatsminer M30S+ 317% more hashrate (24.0 vs 100.0 TH/s)
- GMO miner B2 43% better power draw (1,950 vs 3,400 W)
- Whatsminer M30S+ 58% better efficacité (81.3 vs 34.0 J/TH)
- Whatsminer M30S+ 74% more heat output (6,653 vs 11,601 BTU/hr)
- Whatsminer M30S+ 29% more score de minage domestique (28.0 vs 36.0)
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.
| GMO miner B2 | Metric | Whatsminer M30S+ |
|---|---|---|
| — | Upfront cost (MSRP) | $1,800 |
| -$4.00 | Daily net profit | -$5.32 |
| -$1,459 | Net after 1 year | -$3,741 |
| -$2,918 | Net after 2 years | -$5,682 |
| -$4,378 | Net after 3 years | -$7,623 |
| — | 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
Whatsminer M30S+Score: 36/100. 75 dB noise level.
Best for Efficiency
Whatsminer M30S+34.0 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
GMO miner B2 vs Whatsminer M30S+: which one earns more per day?
At the current BTC price and a $0.10/kWh electricity rate, the GMO miner B2 is more profitable at $-4.00/day compared to $-5.32/day for the Whatsminer M30S+. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
GMO miner B2 vs Whatsminer M30S+: which runs at a lower noise level?
The Whatsminer M30S+ is quieter at 75 dB compared to the GMO miner B2 at 0 dB. For home mining, lower noise levels make a significant difference in livability.
For mining at home, should I pick the GMO miner B2 or the Whatsminer M30S+?
The Whatsminer M30S+ scores 36/100 on our Home Mining Score (vs 28/100 for the GMO miner B2). 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 GMO miner B2 and Whatsminer M30S+?
The GMO miner B2 runs at 81.3 J/TH while the Whatsminer M30S+ runs at 34.0 J/TH — a difference of 47.3 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 58% better efficacité (81.3 vs 34.0 J/TH).