Antminer S9i vs Whatsminer M63S+
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Antminer S9i | Specification | Whatsminer M63S+ |
|---|---|---|
| 14.0 TH/s | Hashrate | 450.0 TH/s |
| 1,320 W | Power Consumption | 7,650 W |
| 94.3 J/TH | Efficiency | 17.0 J/TH |
| 76 dB | Noise Level | 50 dB |
| 4.2 kg | Weight | 27.5 kg |
| 4,504 BTU/hr | BTU Output | 26,102 BTU/hr |
| 83/100 | Home Mining Score | 44/100 |
| — | Release Year | — |
| SHA-256 | Algorithm | SHA-256 |
| Bitmain | Manufacturer | MicroBT |
Profitability Comparison
Antminer S9i
Whatsminer M63S+
Based on BTC price of $70,982 and current network difficulty as of Mar 25, 2026. Actual results vary.
Verdict
Based on our multi-factor analysis, the Whatsminer M63S+ wins on 3 of 5 factors (efficiency, hashrate, noise level). The Antminer S9i holds the edge in power consumption and home mining score. Review the detailed specs and profitability calculations above to determine which miner best fits your specific setup.
Best For...
Best for Profitability
TieBoth miners produce similar daily profit.
Best for Home Mining
Antminer S9iScore: 83/100. 76 dB noise level.
Best for Efficiency
Whatsminer M63S+17.0 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the Antminer S9i or Whatsminer M63S+ more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Antminer S9i is more profitable at $-2.74/day compared to $-4.52/day for the Whatsminer M63S+. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Which is quieter, the Antminer S9i or Whatsminer M63S+?
The Whatsminer M63S+ is quieter at 50 dB compared to the Antminer S9i at 76 dB. For home mining, lower noise levels make a significant difference in livability.
Which is better for home mining, the Antminer S9i or Whatsminer M63S+?
The Antminer S9i scores 83/100 on our Home Mining Score (vs 44/100 for the Whatsminer M63S+). 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 Antminer S9i and Whatsminer M63S+?
The Antminer S9i runs at 94.3 J/TH while the Whatsminer M63S+ runs at 17.0 J/TH — a difference of 77.3 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs.