Antminer K7 vs Bitmain Antminer S9 SE (16Th)
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Antminer K7 | Specification | Bitmain Antminer S9 SE (16Th) |
|---|---|---|
| 63.5 TH/s | Hashrate | 16.0 TH/s |
| 3,080 W | Power Consumption | 1,280 W |
| 48.5 J/TH | Efficiency | 80.0 J/TH |
| 75 dB | Noise Level | — |
| 14.0 kg | Weight | 4,560.0 kg |
| 10,509 BTU/hr | BTU Output | 4,367 BTU/hr |
| 36/100 | Home Mining Score | 31/100 |
| — | Release Year | — |
| Eaglesong | Algorithm | SHA-256 |
| Bitmain | Manufacturer | Bitmain |
Profitability Comparison
Antminer K7
Bitmain Antminer S9 SE (16Th)
Based on BTC price of $78,004 and current network difficulty as of May 16, 2026. Actual results vary.
Verdict
Run the numbers across every spec and the Antminer K7 edges it: 4 of 5 factors go its way (efficiency, hashrate, home mining score, noise level). Where it pulls away hardest is 297% more hashrate (63.5 vs 16.0 TH/s). The Bitmain Antminer S9 SE (16Th) claws back ground on power consumption. The right pick still depends on your power cost and noise tolerance — the breakdowns above make that call concrete.
Spec Deltas
Stripped to the numbers, this is how far apart the Antminer K7 and Bitmain Antminer S9 SE (16Th) sit on each measurable spec:
- Antminer K7 297% more hashrate (63.5 vs 16.0 TH/s)
- Bitmain Antminer S9 SE (16Th) 58% better power draw (3,080 vs 1,280 W)
- Antminer K7 39% better efficiency (48.5 vs 80.0 J/TH)
- Antminer K7 100% better weight (14.0 vs 4,560.0 kg)
- Antminer K7 141% more heat output (10,509 vs 4,367 BTU/hr)
- Antminer K7 16% more home mining score (36.0 vs 31.0)
Cost & ROI Over Time
A miner pays for itself in profit, not specs. These projections track upfront cost against one, two and three years of net earnings at $0.10/kWh.
| Antminer K7 | Metric | Bitmain Antminer S9 SE (16Th) |
|---|---|---|
| $3,500 | Upfront cost (MSRP) | — |
| -$5.11 | Daily net profit | -$2.50 |
| -$5,366 | Net after 1 year | -$912 |
| -$7,232 | Net after 2 years | -$1,823 |
| -$9,098 | Net after 3 years | -$2,735 |
| 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 S9 SE (16Th) more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Bitmain Antminer S9 SE (16Th) is more profitable at $-2.50/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.
Is the Antminer K7 or the Bitmain Antminer S9 SE (16Th) better for noise-sensitive spaces?
The Antminer K7 is quieter at 75 dB compared to the Bitmain Antminer S9 SE (16Th) at 0 dB. For home mining, lower noise levels make a significant difference in livability.
Antminer K7 vs Bitmain Antminer S9 SE (16Th): which fits a residential setup better?
The Antminer K7 scores 36/100 on our Home Mining Score (vs 31/100 for the Bitmain Antminer S9 SE (16Th)). 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 S9 SE (16Th) on J/TH?
The Antminer K7 runs at 48.5 J/TH while the Bitmain Antminer S9 SE (16Th) runs at 80.0 J/TH — a difference of 31.5 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 39% better efficiency (48.5 vs 80.0 J/TH).