MicroBT Whatsminer M20S vs Whatsminer M63S
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| MicroBT Whatsminer M20S | Specification | Whatsminer M63S |
|---|---|---|
| 68.0 TH/s | Hashrate | 390.0 TH/s |
| 3,360 W | Power Consumption | 7,215 W |
| 49.4 J/TH | Efficiency | 18.5 J/TH |
| — | Noise Level | 50 dB |
| 12,500.0 kg | Weight | 28.0 kg |
| 11,464 BTU/hr | BTU Output | 24,618 BTU/hr |
| 22/100 | Home Mining Score | 44/100 |
| — | Release Year | — |
| SHA-256 | Algorithm | SHA-256 |
| MicroBT | Manufacturer | MicroBT |
Profitability Comparison
MicroBT Whatsminer M20S
Whatsminer M63S
Based on BTC price of $78,004 and current network difficulty as of May 16, 2026. Actual results vary.
Verdict
Based on our multi-factor analysis, the Whatsminer M63S wins on 4 of 6 factors (efficiency, hashrate, home mining score, noise level). Where it pulls away hardest is 474% more hashrate (68.0 vs 390.0 TH/s). That said, the MicroBT Whatsminer M20S isn't beaten everywhere — it still wins power consumption and price-performance. Cross-check the spec deltas and ROI table above against your own electricity rate before deciding.
Spec Deltas
Stripped to the numbers, this is how far apart the MicroBT Whatsminer M20S and Whatsminer M63S sit on each measurable spec:
- Whatsminer M63S 474% more hashrate (68.0 vs 390.0 TH/s)
- MicroBT Whatsminer M20S 53% better power draw (3,360 vs 7,215 W)
- Whatsminer M63S 63% better efficiency (49.4 vs 18.5 J/TH)
- Whatsminer M63S 100% better weight (12,500.0 vs 28.0 kg)
- Whatsminer M63S 115% more heat output (11,464 vs 24,618 BTU/hr)
- Whatsminer M63S 100% more home mining score (22.0 vs 44.0)
Cost & ROI Over Time
Sticker price versus what the miner actually earns back: the table below projects cumulative net profit at a $0.10/kWh electricity rate.
| MicroBT Whatsminer M20S | Metric | Whatsminer M63S |
|---|---|---|
| $66 | Upfront cost (MSRP) | $12,000 |
| -$5.62 | Daily net profit | -$3.32 |
| -$2,118 | Net after 1 year | -$13,211 |
| -$4,171 | Net after 2 years | -$14,421 |
| -$6,223 | Net after 3 years | -$15,632 |
| 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
Whatsminer M63SScore: 44/100. 50 dB noise level.
Best for Efficiency
Whatsminer M63S18.5 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
MicroBT Whatsminer M20S vs Whatsminer M63S: which one earns more per day?
At the current BTC price and a $0.10/kWh electricity rate, the Whatsminer M63S is more profitable at $-3.32/day compared to $-5.62/day for the MicroBT Whatsminer M20S. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Is the MicroBT Whatsminer M20S or the Whatsminer M63S better for noise-sensitive spaces?
The Whatsminer M63S is quieter at 50 dB compared to the MicroBT Whatsminer M20S at 0 dB. For home mining, lower noise levels make a significant difference in livability.
For mining at home, should I pick the MicroBT Whatsminer M20S or the Whatsminer M63S?
The Whatsminer M63S scores 44/100 on our Home Mining Score (vs 22/100 for the MicroBT Whatsminer M20S). This composite score factors in noise, power requirements, heat output, size, and setup ease — all critical for residential mining.
How far apart are the MicroBT Whatsminer M20S and Whatsminer M63S on J/TH?
The MicroBT Whatsminer M20S runs at 49.4 J/TH while the Whatsminer M63S runs at 18.5 J/TH — a difference of 30.9 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 63% better efficiency (49.4 vs 18.5 J/TH).