Bitmain Antminer KA3 (166Th) vs Goldshell KD-BOX Pro
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Bitmain Antminer KA3 (166Th) | Specification | Goldshell KD-BOX Pro |
|---|---|---|
| 166.0 TH/s | Taux de hachage | 2.6 TH/s |
| 3,154 W | Consommation électrique | 230 W |
| 19.0 J/TH | Efficiency | 88.5 J/TH |
| — | Niveau de bruit | — |
| 16,100.0 kg | Weight | 2,000.0 kg |
| 10,761 BTU/hr | BTU Output | 785 BTU/hr |
| 22/100 | Home Mining Score | 31/100 |
| — | Release Year | — |
| Blake2s | Algorithme | Blake2s |
| Bitmain | Manufacturer | Goldshell |
Profitability Comparison
Bitmain Antminer KA3 (166Th)
Goldshell KD-BOX Pro
Based on BTC price of $77,040 and current network difficulty as of May 18, 2026. Actual results vary.
Verdict
Run the numbers across every spec and the Bitmain Antminer KA3 (166Th) edges it: 3 of 5 factors go its way (efficacité, hashrate, rapport qualité-prix). The standout gap is 6285% more hashrate (166.0 vs 2.6 TH/s) in the Bitmain Antminer KA3 (166Th)'s favour. The Goldshell KD-BOX Pro claws back ground on consommation électrique and score de minage domestique. Cross-check the spec deltas and operating-cost table above against your own electricity rate before deciding.
Spec Deltas
Here is every spec where the Bitmain Antminer KA3 (166Th) and Goldshell KD-BOX Pro actually differ, with the gap quantified:
- Bitmain Antminer KA3 (166Th) 6285% more hashrate (166.0 vs 2.6 TH/s)
- Goldshell KD-BOX Pro 93% better power draw (3,154 vs 230 W)
- Bitmain Antminer KA3 (166Th) 79% better efficacité (19.0 vs 88.5 J/TH)
- Goldshell KD-BOX Pro 88% better weight (16,100 vs 2,000 kg)
- Bitmain Antminer KA3 (166Th) 1271% more heat output (10,761 vs 785 BTU/hr)
- Goldshell KD-BOX Pro 41% more score de minage domestique (22.0 vs 31.0)
Cost & ROI Over Time
Hardware cost is only half the story — here is how each miner's upfront price plays out against cumulative profit at a $0.10/kWh rate.
| Bitmain Antminer KA3 (166Th) | Metric | Goldshell KD-BOX Pro |
|---|---|---|
| $1,399 | Upfront cost (MSRP) | $278 |
| -$1.68 | Daily net profit | -$0.46 |
| -$2,014 | Net after 1 year | -$446 |
| -$2,629 | Net after 2 years | -$614 |
| -$3,244 | Net after 3 years | -$782 |
| Does not pay back at current rates (negative daily profit) | Payback period | Does not pay back at current rates (negative daily profit) |
Projections assume continuous operation, a flat $0.10/kWh rate, and no hardware degradation, pool fees, or BTC price change. Real-world ROI varies.
Best For...
Best for Profitability
TieBoth miners produce similar daily profit.
Best for Home Mining
Goldshell KD-BOX ProScore: 31/100. 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 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 $-0.46/day compared to $-1.68/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 KD-BOX Pro?
Both miners have similar noise levels. Check the specs table above for exact decibel readings.
For mining at home, should I pick the Bitmain Antminer KA3 (166Th) or the Goldshell KD-BOX Pro?
The Goldshell KD-BOX Pro scores 31/100 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 KD-BOX Pro?
The Bitmain Antminer KA3 (166Th) runs at 19.0 J/TH while the Goldshell KD-BOX Pro runs at 88.5 J/TH — a difference of 69.5 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 79% better efficacité (19.0 vs 88.5 J/TH).