Bitmain Antminer K7 (58Th) vs iBeLink BM-N3
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Bitmain Antminer K7 (58Th) | Specification | iBeLink BM-N3 |
|---|---|---|
| 58.0 TH/s | Hashrate | 25.0 TH/s |
| 2,813 W | Power Consumption | 3,300 W |
| 48.5 J/TH | Efficiency | 132.0 J/TH |
| — | Noise Level | — |
| 16.1 kg | Weight | — |
| 9,598 BTU/hr | BTU Output | 11,260 BTU/hr |
| 22/100 | Home Mining Score | 22/100 |
| — | Release Year | — |
| Eaglesong | Algorithm | Eaglesong |
| Bitmain | Manufacturer | iBeLink |
Profitability Comparison
Bitmain Antminer K7 (58Th)
iBeLink BM-N3
Based on BTC price of $78,226 and current network difficulty as of May 16, 2026. Actual results vary.
Verdict
Run the numbers across every spec and the Bitmain Antminer K7 (58Th) edges it: 4 of 4 factors go its way (efficiency, hashrate, power consumption, price-performance). Its biggest concrete edge: 63% better efficiency (48.5 vs 132.0 J/TH). Review the detailed specs and profitability calculations above to determine which miner best fits your specific setup.
Spec Deltas
The Bitmain Antminer K7 (58Th) and iBeLink BM-N3 diverge on the metrics below — each gap expressed as a real percentage, not a vague "better":
- Bitmain Antminer K7 (58Th) 132% more hashrate (58.0 vs 25.0 TH/s)
- Bitmain Antminer K7 (58Th) 15% better power draw (2,813 vs 3,300 W)
- Bitmain Antminer K7 (58Th) 63% better efficiency (48.5 vs 132.0 J/TH)
- iBeLink BM-N3 17% more heat output (9,598 vs 11,260 BTU/hr)
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.
| Bitmain Antminer K7 (58Th) | Metric | iBeLink BM-N3 |
|---|---|---|
| $1,860 | Upfront cost (MSRP) | $980 |
| -$4.66 | Daily net profit | -$7.02 |
| -$3,562 | Net after 1 year | -$3,542 |
| -$5,264 | Net after 2 years | -$6,105 |
| -$6,966 | Net after 3 years | -$8,667 |
| 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
TieBoth miners are equally suitable for home use.
Best for Efficiency
Bitmain Antminer K7 (58Th)48.5 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the Bitmain Antminer K7 (58Th) or iBeLink BM-N3 more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Bitmain Antminer K7 (58Th) is more profitable at $-4.66/day compared to $-7.02/day for the iBeLink BM-N3. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Bitmain Antminer K7 (58Th) vs iBeLink BM-N3: 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 Bitmain Antminer K7 (58Th) or the iBeLink BM-N3?
Both miners score similarly on our Home Mining Score. Consider your specific constraints (noise tolerance, available power, heat needs) to decide.
Bitmain Antminer K7 (58Th) vs iBeLink BM-N3: how much does the efficiency gap matter?
The Bitmain Antminer K7 (58Th) runs at 48.5 J/TH while the iBeLink BM-N3 runs at 132.0 J/TH — a difference of 83.5 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 63% better efficiency (48.5 vs 132.0 J/TH).