Bitmain Antminer KS3 (8.3Th) vs Antminer KS5
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Bitmain Antminer KS3 (8.3Th) | Specification | Antminer KS5 |
|---|---|---|
| 8.3 TH/s | Hashrate | 20.0 TH/s |
| 3,188 W | Power Consumption | 3,000 W |
| 384.1 J/TH | Efficiency | 150.0 J/TH |
| — | Noise Level | 76 dB |
| — | Weight | 15.8 kg |
| 10,878 BTU/hr | BTU Output | 10,236 BTU/hr |
| 22/100 | Home Mining Score | 29/100 |
| — | Release Year | — |
| KHeavyHash | Algorithm | KHeavyHash |
| Bitmain | Manufacturer | Bitmain |
Profitability Comparison
Bitmain Antminer KS3 (8.3Th)
Antminer KS5
Based on BTC price of $76,693 and current network difficulty as of Apr 27, 2026. Actual results vary.
Verdict
Based on our multi-factor analysis, the Antminer KS5 wins on 5 of 6 factors (efficiency, hashrate, power consumption, home mining score, noise level). The Bitmain Antminer KS3 (8.3Th) holds the edge in 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
Antminer KS5Score: 29/100. 76 dB noise level.
Best for Efficiency
Antminer KS5150.0 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the Bitmain Antminer KS3 (8.3Th) or Antminer KS5 more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Antminer KS5 is more profitable at $-6.49/day compared to $-7.36/day for the Bitmain Antminer KS3 (8.3Th). Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Which is quieter, the Bitmain Antminer KS3 (8.3Th) or Antminer KS5?
The Antminer KS5 is quieter at 76 dB compared to the Bitmain Antminer KS3 (8.3Th) at 0 dB. For home mining, lower noise levels make a significant difference in livability.
Which is better for home mining, the Bitmain Antminer KS3 (8.3Th) or Antminer KS5?
The Antminer KS5 scores 29/100 on our Home Mining Score (vs 22/100 for the Bitmain Antminer KS3 (8.3Th)). 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 KS3 (8.3Th) and Antminer KS5?
The Bitmain Antminer KS3 (8.3Th) runs at 384.1 J/TH while the Antminer KS5 runs at 150.0 J/TH — a difference of 234.1 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs.