Antminer K7 vs Bitmain Antminer S23 Hyd
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Antminer K7 | Specification | Bitmain Antminer S23 Hyd |
|---|---|---|
| 63.5 TH/s | Hashrate | 580.0 TH/s |
| 3,080 W | Power Consumption | 5,510 W |
| 48.5 J/TH | Efficiency | 9.5 J/TH |
| 75 dB | Noise Level | 75 dB |
| 14.0 kg | Weight | 13.5 kg |
| 10,509 BTU/hr | BTU Output | 18,800 BTU/hr |
| 36/100 | Home Mining Score | 30/100 |
| — | Release Year | — |
| Eaglesong | Algorithm | SHA-256 |
| Bitmain | Manufacturer | Bitmain |
Profitability Comparison
Antminer K7
Bitmain Antminer S23 Hyd
Based on BTC price of $79,213 and current network difficulty as of May 15, 2026. Actual results vary.
Verdict
Run the numbers across every spec and the Bitmain Antminer S23 Hyd edges it: 3 of 5 factors go its way (efficiency, hashrate, price-performance). Its biggest concrete edge: 813% more hashrate (63.5 vs 580.0 TH/s). The Antminer K7 holds the edge in power consumption and home mining score. Review the detailed specs and profitability calculations above to determine which miner best fits your specific setup.
Spec Deltas
The Antminer K7 and Bitmain Antminer S23 Hyd diverge on the metrics below — each gap expressed as a real percentage, not a vague "better":
- Bitmain Antminer S23 Hyd 813% more hashrate (63.5 vs 580.0 TH/s)
- Antminer K7 44% better power draw (3,080 vs 5,510 W)
- Bitmain Antminer S23 Hyd 80% better efficiency (48.5 vs 9.5 J/TH)
- Bitmain Antminer S23 Hyd 4% better weight (14.0 vs 13.5 kg)
- Bitmain Antminer S23 Hyd 79% more heat output (10,509 vs 18,800 BTU/hr)
- Antminer K7 20% more home mining score (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 S23 Hyd |
|---|---|---|
| $3,500 | Upfront cost (MSRP) | $12,995 |
| -$5.08 | Daily net profit | $7.92 |
| -$5,353 | Net after 1 year | -$10,105 |
| -$7,206 | Net after 2 years | -$7,215 |
| -$9,060 | Net after 3 years | -$4,324 |
| Does not pay back at current rates (negative daily profit) | Payback period | Takes ~4.5 years to pay back at current rates |
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
Bitmain Antminer S23 Hyd$13.00/day higher profit at current rates.
Best for Home Mining
Antminer K7Score: 36/100. 75 dB noise level.
Best for Efficiency
Bitmain Antminer S23 Hyd9.5 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the Antminer K7 or Bitmain Antminer S23 Hyd more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Bitmain Antminer S23 Hyd is more profitable at $7.92/day compared to $-5.08/day for the Antminer K7. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Is the Antminer K7 or the Bitmain Antminer S23 Hyd better for noise-sensitive spaces?
Both miners have similar noise levels. Check the specs table above for exact decibel readings.
Antminer K7 vs Bitmain Antminer S23 Hyd: which fits a residential setup better?
The Antminer K7 scores 36/100 on our Home Mining Score (vs 30/100 for the Bitmain Antminer S23 Hyd). This composite score factors in noise, power requirements, heat output, size, and setup ease — all critical for residential mining.
How far apart are the Antminer K7 and Bitmain Antminer S23 Hyd on J/TH?
The Antminer K7 runs at 48.5 J/TH while the Bitmain Antminer S23 Hyd runs at 9.5 J/TH — a difference of 39.0 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 80% better efficiency (48.5 vs 9.5 J/TH).