Bitmain Antminer KA3 (166Th) vs Goldshell KD2
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Bitmain Antminer KA3 (166Th) | Specification | Goldshell KD2 |
|---|---|---|
| 166.0 TH/s | Hashrate | 6.0 TH/s |
| 3,154 W | Power Consumption | 830 W |
| 19.0 J/TH | Efficiency | 138.3 J/TH |
| — | Noise Level | — |
| 16,100.0 kg | Weight | 7,300.0 kg |
| 10,761 BTU/hr | BTU Output | 2,832 BTU/hr |
| 22/100 | Home Mining Score | 28/100 |
| — | Release Year | — |
| Blake2s | Algorithm | Blake2s |
| Bitmain | Manufacturer | Goldshell |
Profitability Comparison
Bitmain Antminer KA3 (166Th)
Goldshell KD2
Based on BTC price of $74,032 and current network difficulty as of Mar 16, 2026. Actual results vary.
Verdict
Based on specs, the Bitmain Antminer KA3 (166Th) offers 86% better efficiency at 19.0 J/TH compared to the Goldshell KD2 at 138.3 J/TH. This directly impacts daily operating costs and long-term profitability.
Best For...
Best for Profitability
TieBoth miners produce similar daily profit.
Best for Home Mining
Goldshell KD2Score: 28/100. 0 dB noise level.
Best for Efficiency
Bitmain Antminer KA3 (166Th)19.0 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the Bitmain Antminer KA3 (166Th) or Goldshell KD2 more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Goldshell KD2 is more profitable at $-1.80/day compared to $-2.24/day for the Bitmain Antminer KA3 (166Th). Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Which is quieter, the Bitmain Antminer KA3 (166Th) or Goldshell KD2?
Both miners have similar noise levels. Check the specs table above for exact decibel readings.
Which is better for home mining, the Bitmain Antminer KA3 (166Th) or Goldshell KD2?
The Goldshell KD2 scores 28/100 on our Home Mining Score (vs 22/100 for the Bitmain Antminer KA3 (166Th)). 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 KA3 (166Th) and Goldshell KD2?
The Bitmain Antminer KA3 (166Th) runs at 19.0 J/TH while the Goldshell KD2 runs at 138.3 J/TH — a difference of 119.3 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs.