Antminer KS3 vs Bitmain KAS KS7
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Antminer KS3 | Specification | Bitmain KAS KS7 |
|---|---|---|
| 9.4 TH/s | Hashrate | 40.0 TH/s |
| 3,500 W | Power Consumption | 3,080 W |
| 372.3 J/TH | Efficiency | 77.0 J/TH |
| 75 dB | Noise Level | 75 dB |
| 16.1 kg | Weight | 16.4 kg |
| 11,942 BTU/hr | BTU Output | 10,509 BTU/hr |
| 36/100 | Home Mining Score | 36/100 |
| — | Release Year | — |
| KHeavyHash | Algorithm | KHeavyHash |
| Bitmain | Manufacturer | Bitmain |
Profitability Comparison
Antminer KS3
Bitmain KAS KS7
Based on BTC price of $74,658 and current network difficulty as of Mar 16, 2026. Actual results vary.
Verdict
Based on our multi-factor analysis, the Bitmain KAS KS7 wins on 4 of 4 factors (efficiency, hashrate, power consumption, price-performance). 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
TieBoth miners are equally suitable for home use.
Best for Efficiency
Bitmain KAS KS777.0 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the Antminer KS3 or Bitmain KAS KS7 more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Bitmain KAS KS7 is more profitable at $-6.10/day compared to $-8.10/day for the Antminer KS3. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Which is quieter, the Antminer KS3 or Bitmain KAS KS7?
Both miners have similar noise levels. Check the specs table above for exact decibel readings.
Which is better for home mining, the Antminer KS3 or Bitmain KAS KS7?
Both miners score similarly on our Home Mining Score. Consider your specific constraints (noise tolerance, available power, heat needs) to decide.
What is the efficiency difference between Antminer KS3 and Bitmain KAS KS7?
The Antminer KS3 runs at 372.3 J/TH while the Bitmain KAS KS7 runs at 77.0 J/TH — a difference of 295.3 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs.