Bitmain Antminer KS5 Pro (21Th) vs Goldshell KD-BOX Pro
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Bitmain Antminer KS5 Pro (21Th) | Specification | Goldshell KD-BOX Pro |
|---|---|---|
| 21.0 TH/s | Hashrate | 2.6 TH/s |
| 3,150 W | Power Consumption | 75 W |
| 150.0 J/TH | Efficiency | 28.9 J/TH |
| 75 dB | Noise Level | 35 dB |
| 15.8 kg | Weight | 1.1 kg |
| 10,748 BTU/hr | BTU Output | 256 BTU/hr |
| 36/100 | Home Mining Score | 71/100 |
| — | Release Year | — |
| KHeavyHash | Algorithm | KHeavyHash |
| Bitmain | Manufacturer | Goldshell |
Profitability Comparison
Bitmain Antminer KS5 Pro (21Th)
Goldshell KD-BOX Pro
Based on BTC price of $78,077 and current network difficulty as of Apr 26, 2026. Actual results vary.
Verdict
Based on our multi-factor analysis, the Goldshell KD-BOX Pro wins on 4 of 6 factors (efficiency, power consumption, home mining score, noise level). The Bitmain Antminer KS5 Pro (21Th) holds the edge in hashrate and 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
Goldshell KD-BOX ProScore: 71/100. 35 dB noise level.
Best for Efficiency
Goldshell KD-BOX Pro28.9 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the Bitmain Antminer KS5 Pro (21Th) or Goldshell KD-BOX Pro more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Goldshell KD-BOX Pro is more profitable at $-0.09/day compared to $-6.80/day for the Bitmain Antminer KS5 Pro (21Th). Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Which is quieter, the Bitmain Antminer KS5 Pro (21Th) or Goldshell KD-BOX Pro?
The Goldshell KD-BOX Pro is quieter at 35 dB compared to the Bitmain Antminer KS5 Pro (21Th) at 75 dB. For home mining, lower noise levels make a significant difference in livability.
Which is better for home mining, the Bitmain Antminer KS5 Pro (21Th) or Goldshell KD-BOX Pro?
The Goldshell KD-BOX Pro scores 71/100 on our Home Mining Score (vs 36/100 for the Bitmain Antminer KS5 Pro (21Th)). 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 KS5 Pro (21Th) and Goldshell KD-BOX Pro?
The Bitmain Antminer KS5 Pro (21Th) runs at 150.0 J/TH while the Goldshell KD-BOX Pro runs at 28.9 J/TH — a difference of 121.2 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs.