iBeLink BM-K1 vs iBeLink N3 mini (1.8Th)
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| iBeLink BM-K1 | Specification | iBeLink N3 mini (1.8Th) |
|---|---|---|
| 5.3 TH/s | Hashrate | 1.8 TH/s |
| 835 W | Power Consumption | 295 W |
| 157.6 J/TH | Efficiency | 163.9 J/TH |
| — | Noise Level | — |
| 6,600.0 kg | Weight | 2.2 kg |
| 2,849 BTU/hr | BTU Output | 1,007 BTU/hr |
| 28/100 | Home Mining Score | 34/100 |
| — | Release Year | — |
| Blake2s | Algorithm | Eaglesong |
| iBeLink | Manufacturer | iBeLink |
Profitability Comparison
iBeLink BM-K1
iBeLink N3 mini (1.8Th)
Based on BTC price of $78,226 and current network difficulty as of May 16, 2026. Actual results vary.
Verdict
Weighing six performance factors, the iBeLink BM-K1 comes out ahead — it takes 2 of 5 (efficiency, hashrate). Where it pulls away hardest is 194% more hashrate (5.3 vs 1.8 TH/s). The iBeLink N3 mini (1.8Th) claws back ground on power consumption and home mining score and price-performance. The right pick still depends on your power cost and noise tolerance — the breakdowns above make that call concrete.
Spec Deltas
Here is every spec where the iBeLink BM-K1 and iBeLink N3 mini (1.8Th) actually differ, with the gap quantified:
- iBeLink BM-K1 194% more hashrate (5.3 vs 1.8 TH/s)
- iBeLink N3 mini (1.8Th) 65% better power draw (835 vs 295 W)
- iBeLink BM-K1 4% better efficiency (158 vs 164 J/TH)
- iBeLink N3 mini (1.8Th) 100% better weight (6,600.0 vs 2.2 kg)
- iBeLink BM-K1 183% more heat output (2,849 vs 1,007 BTU/hr)
- iBeLink N3 mini (1.8Th) 21% more home mining score (28.0 vs 34.0)
Cost & ROI Over Time
Sticker price versus what the miner actually earns back: the table below projects cumulative net profit at a $0.10/kWh electricity rate.
| iBeLink BM-K1 | Metric | iBeLink N3 mini (1.8Th) |
|---|---|---|
| $9,855 | Upfront cost (MSRP) | $238 |
| -$1.81 | Daily net profit | -$0.64 |
| -$10,517 | Net after 1 year | -$473 |
| -$11,179 | Net after 2 years | -$708 |
| -$11,840 | Net after 3 years | -$942 |
| 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
iBeLink N3 mini (1.8Th)Score: 34/100. 0 dB noise level.
Best for Efficiency
iBeLink BM-K1157.6 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the iBeLink BM-K1 or iBeLink N3 mini (1.8Th) more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the iBeLink N3 mini (1.8Th) is more profitable at $-0.64/day compared to $-1.81/day for the iBeLink BM-K1. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
iBeLink BM-K1 vs iBeLink N3 mini (1.8Th): which runs at a lower noise level?
Both miners have similar noise levels. Check the specs table above for exact decibel readings.
For mining at home, should I pick the iBeLink BM-K1 or the iBeLink N3 mini (1.8Th)?
The iBeLink N3 mini (1.8Th) scores 34/100 on our Home Mining Score (vs 28/100 for the iBeLink BM-K1). 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 BM-K1 and iBeLink N3 mini (1.8Th)?
The iBeLink BM-K1 runs at 157.6 J/TH while the iBeLink N3 mini (1.8Th) runs at 163.9 J/TH — a difference of 6.3 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 4% better efficiency (158 vs 164 J/TH).