Antminer S21 vs Whatsminer M60S
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Antminer S21 | Specification | Whatsminer M60S |
|---|---|---|
| 200.0 TH/s | Hashrate | 186.0 TH/s |
| 3,500 W | Power Consumption | 3,480 W |
| 17.5 J/TH | Efficiency | 18.7 J/TH |
| 75 dB | Noise Level | 75 dB |
| 14.6 kg | Weight | 14.0 kg |
| 11,942 BTU/hr | BTU Output | 11,874 BTU/hr |
| 36/100 | Home Mining Score | 36/100 |
| — | Release Year | — |
| SHA-256 | Algorithm | SHA-256 |
| Bitmain | Manufacturer | MicroBT |
Profitability Comparison
Antminer S21
Whatsminer M60S
Based on BTC price of $74,306 and current network difficulty as of Mar 16, 2026. Actual results vary.
Verdict
The two biggest names in Bitcoin mining hardware go head-to-head. Bitmain's S21 versus MicroBT's M60S — the flagship air-cooled miners of their respective lineups.
Both are excellent current-generation miners. The S21 has broader repair ecosystem support and parts availability, particularly through D-Central's repair services. The M60S competes on specs but MicroBT's market share is smaller, which can affect resale value and parts sourcing.
Best For...
Best for Profitability
TieBoth miners produce similar daily profit.
Best for Home Mining
TieBoth miners are equally suitable for home use.
Best for Efficiency
Antminer S2117.5 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Which has better parts availability, the S21 or M60S?
The Antminer S21 benefits from Bitmain's dominant market share. Replacement hashboards, control boards, and fans are more readily available. D-Central stocks S21 parts and provides expert repair services.
Are the S21 and M60S comparable in efficiency?
Yes, both target the 17-18 J/TH range as current-generation flagships. The differences are marginal — your decision should factor in price, availability, and long-term support.