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 $74,032 and current network difficulty as of Mar 16, 2026. Actual results vary.
Verdict
Based on specs, the Goldshell KD-BOX Pro offers 81% better efficiency at 28.9 J/TH compared to the Bitmain Antminer KS5 Pro (21Th) at 150.0 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 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 $-0.10/day compared to $-6.89/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.