Bitmain Antminer G2 vs Antminer KS3
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Bitmain Antminer G2 | Specification | Antminer KS3 |
|---|---|---|
| 220.0 MH/s | Hashrate | 9.4 TH/s |
| 1,200 W | Power Consumption | 3,500 W |
| 5,454,545.5 J/TH | Efficiency | 372.3 J/TH |
| — | Noise Level | 75 dB |
| 15,000.0 kg | Weight | 16.1 kg |
| 4,094 BTU/hr | BTU Output | 11,942 BTU/hr |
| 31/100 | Home Mining Score | 36/100 |
| — | Release Year | — |
| Etchash | Algorithm | KHeavyHash |
| Bitmain | Manufacturer | Bitmain |
Profitability Comparison
Bitmain Antminer G2
Antminer KS3
Based on BTC price of $74,747 and current network difficulty as of Mar 16, 2026. Actual results vary.
Verdict
Based on our multi-factor analysis, the Antminer KS3 wins on 4 of 5 factors (efficiency, hashrate, home mining score, noise level). The Bitmain Antminer G2 holds the edge in power consumption. 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 KS3Score: 36/100. 75 dB noise level.
Best for Efficiency
Antminer KS3372.3 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the Bitmain Antminer G2 or Antminer KS3 more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Bitmain Antminer G2 is more profitable at $-2.88/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 Bitmain Antminer G2 or Antminer KS3?
The Antminer KS3 is quieter at 75 dB compared to the Bitmain Antminer G2 at 0 dB. For home mining, lower noise levels make a significant difference in livability.
Which is better for home mining, the Bitmain Antminer G2 or Antminer KS3?
The Antminer KS3 scores 36/100 on our Home Mining Score (vs 31/100 for the Bitmain Antminer G2). 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 Bitmain Antminer G2 and Antminer KS3?
The Bitmain Antminer G2 runs at 5,454,545.5 J/TH while the Antminer KS3 runs at 372.3 J/TH — a difference of 5,454,173.1 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs.