iBeLink K3 mini (3.5TH) vs iBeLink K3 mini (5TH)
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| iBeLink K3 mini (3.5TH) | Specification | iBeLink K3 mini (5TH) |
|---|---|---|
| 3.5 TH/s | Hashrate | 5.0 TH/s |
| 170 W | Power Consumption | 290 W |
| 48.6 J/TH | Efficiency | 58.0 J/TH |
| 35 dB | Noise Level | — |
| 2.2 kg | Weight | 2.2 kg |
| 580 BTU/hr | BTU Output | 990 BTU/hr |
| 68/100 | Home Mining Score | 31/100 |
| — | Release Year | — |
| Blake2s | Algorithm | Blake2s |
| iBeLink | Manufacturer | iBeLink |
Profitability Comparison
iBeLink K3 mini (3.5TH)
iBeLink K3 mini (5TH)
Based on BTC price of $74,306 and current network difficulty as of Mar 16, 2026. Actual results vary.
Verdict
Based on specs, the iBeLink K3 mini (3.5TH) offers 16% better efficiency at 48.6 J/TH compared to the iBeLink K3 mini (5TH) at 58.0 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
iBeLink K3 mini (3.5TH)Score: 68/100. 35 dB noise level.
Best for Efficiency
iBeLink K3 mini (3.5TH)48.6 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the iBeLink K3 mini (3.5TH) or iBeLink K3 mini (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 $-0.53/day for the iBeLink K3 mini (5TH). Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Which is quieter, the iBeLink K3 mini (3.5TH) or iBeLink K3 mini (5TH)?
The iBeLink K3 mini (3.5TH) is quieter at 35 dB compared to the iBeLink K3 mini (5TH) at 0 dB. For home mining, lower noise levels make a significant difference in livability.
Which is better for home mining, the iBeLink K3 mini (3.5TH) or iBeLink K3 mini (5TH)?
The iBeLink K3 mini (3.5TH) scores 68/100 on our Home Mining Score (vs 31/100 for the iBeLink K3 mini (5TH)). 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 iBeLink K3 mini (3.5TH) and iBeLink K3 mini (5TH)?
The iBeLink K3 mini (3.5TH) runs at 48.6 J/TH while the iBeLink K3 mini (5TH) runs at 58.0 J/TH — a difference of 9.4 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs.