Antminer K7 vs Bitmain Antminer S5
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Antminer K7 | Specification | Bitmain Antminer S5 |
|---|---|---|
| 63.5 TH/s | Taux de hachage | 1.2 TH/s |
| 3,080 W | Consommation électrique | 590 W |
| 48.5 J/TH | Efficiency | 510.8 J/TH |
| 75 dB | Niveau de bruit | — |
| 14.0 kg | Weight | — |
| 10,509 BTU/hr | BTU Output | 2,013 BTU/hr |
| 36/100 | Home Mining Score | 30/100 |
| — | Release Year | — |
| Eaglesong | Algorithme | SHA-256 |
| Bitmain | Manufacturer | Bitmain |
Profitability Comparison
Antminer K7
Bitmain Antminer S5
Based on BTC price of $78,263 and current network difficulty as of May 16, 2026. Actual results vary.
Verdict
Selon notre analyse multifactorielle, le Antminer K7 l'emporte sur 4 des 5 facteurs (efficacité, hashrate, score de minage domestique, niveau sonore). The standout gap is 5398% more hashrate (63.5 vs 1.2 TH/s) in the Antminer K7's favour. That said, the Bitmain Antminer S5 isn't beaten everywhere — it still wins consommation électrique. The right pick still depends on your power cost and noise tolerance — the breakdowns above make that call concrete.
Spec Deltas
The Antminer K7 and Bitmain Antminer S5 diverge on the metrics below — each gap expressed as a real percentage, not a vague "better":
- Antminer K7 5398% more hashrate (63.5 vs 1.2 TH/s)
- Bitmain Antminer S5 81% better power draw (3,080 vs 590 W)
- Antminer K7 91% better efficacité (48.5 vs 510.8 J/TH)
- Antminer K7 422% more heat output (10,509 vs 2,013 BTU/hr)
- Antminer K7 20% more score de minage domestique (36.0 vs 30.0)
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.
| Antminer K7 | Metric | Bitmain Antminer S5 |
|---|---|---|
| $3,500 | Upfront cost (MSRP) | — |
| -$5.11 | Daily net profit | -$1.37 |
| -$5,363 | Net after 1 year | -$502 |
| -$7,227 | Net after 2 years | -$1,003 |
| -$9,090 | Net after 3 years | -$1,505 |
| Does not pay back at current rates (negative daily profit) | Payback period | — |
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
Antminer K7Score: 36/100. 75 dB noise level.
Best for Efficiency
Antminer K748.5 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the Antminer K7 or Bitmain Antminer S5 more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Bitmain Antminer S5 is more profitable at $-1.37/day compared to $-5.11/day for the Antminer K7. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Antminer K7 vs Bitmain Antminer S5: which runs at a lower noise level?
The Antminer K7 is quieter at 75 dB compared to the Bitmain Antminer S5 at 0 dB. For home mining, lower noise levels make a significant difference in livability.
Antminer K7 vs Bitmain Antminer S5: which fits a residential setup better?
The Antminer K7 scores 36/100 on our Home Mining Score (vs 30/100 for the Bitmain Antminer S5). This composite score factors in noise, power requirements, heat output, size, and setup ease — all critical for residential mining.
Antminer K7 vs Bitmain Antminer S5: how much does the efficiency gap matter?
The Antminer K7 runs at 48.5 J/TH while the Bitmain Antminer S5 runs at 510.8 J/TH — a difference of 462.3 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 91% better efficacité (48.5 vs 510.8 J/TH).