Bitmain Antminer KA3 (166Th) vs iBeLink K3 mini (3.5TH)
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Bitmain Antminer KA3 (166Th) | Specification | iBeLink K3 mini (3.5TH) |
|---|---|---|
| 166.0 TH/s | Hashrate | 3.5 TH/s |
| 3,154 W | Power Consumption | 170 W |
| 19.0 J/TH | Efficiency | 48.6 J/TH |
| — | Noise Level | 35 dB |
| 16,100.0 kg | Weight | 2.2 kg |
| 10,761 BTU/hr | BTU Output | 580 BTU/hr |
| 22/100 | Home Mining Score | 68/100 |
| — | Release Year | — |
| Blake2s | Algorithm | Blake2s |
| Bitmain | Manufacturer | iBeLink |
Profitability Comparison
Bitmain Antminer KA3 (166Th)
iBeLink K3 mini (3.5TH)
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 61% better efficiency at 19.0 J/TH compared to the iBeLink K3 mini (3.5TH) at 48.6 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
iBeLink K3 mini (3.5TH)Score: 68/100. 35 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 iBeLink K3 mini (3.5TH) more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the iBeLink K3 mini (3.5TH) is more profitable at $-0.30/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 iBeLink K3 mini (3.5TH)?
The iBeLink K3 mini (3.5TH) is quieter at 35 dB compared to the Bitmain Antminer KA3 (166Th) at 0 dB. For home mining, lower noise levels make a significant difference in livability.
Which is better for home mining, the Bitmain Antminer KA3 (166Th) or iBeLink K3 mini (3.5TH)?
The iBeLink K3 mini (3.5TH) scores 68/100 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 iBeLink K3 mini (3.5TH)?
The Bitmain Antminer KA3 (166Th) runs at 19.0 J/TH while the iBeLink K3 mini (3.5TH) runs at 48.6 J/TH — a difference of 29.6 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs.