Bitmain Antminer E11 (9Gh) vs Antminer K7
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Bitmain Antminer E11 (9Gh) | Specification | Antminer K7 |
|---|---|---|
| 9.0 GH/s | Hashrate | 63.5 TH/s |
| 2,340 W | Power Consumption | 3,080 W |
| 260,000.0 J/TH | Efficiency | 48.5 J/TH |
| 75 dB | Noise Level | 75 dB |
| 14.2 kg | Weight | 14.0 kg |
| 7,984 BTU/hr | BTU Output | 10,509 BTU/hr |
| 40/100 | Home Mining Score | 36/100 |
| — | Release Year | — |
| EtHash | Algorithm | Eaglesong |
| Bitmain | Manufacturer | Bitmain |
Profitability Comparison
Bitmain Antminer E11 (9Gh)
Antminer K7
Based on BTC price of $78,165 and current network difficulty as of May 16, 2026. Actual results vary.
Verdict
Our scoring model gives the nod to the Antminer K7, which leads on 3 of 5 weighted factors (efficiency, hashrate, price-performance). Where it pulls away hardest is 705456% more hashrate (0.0 vs 63.5 TH/s). The Bitmain Antminer E11 (9Gh) holds the edge in power consumption and home mining score. Cross-check the spec deltas and ROI table above against your own electricity rate before deciding.
Spec Deltas
Here is every spec where the Bitmain Antminer E11 (9Gh) and Antminer K7 actually differ, with the gap quantified:
- Antminer K7 705456% more hashrate (0.0 vs 63.5 TH/s)
- Bitmain Antminer E11 (9Gh) 24% better power draw (2,340 vs 3,080 W)
- Antminer K7 100% better efficiency (260,000.0 vs 48.5 J/TH)
- Antminer K7 1% better weight (14.2 vs 14.0 kg)
- Antminer K7 32% more heat output (7,984 vs 10,509 BTU/hr)
- Bitmain Antminer E11 (9Gh) 11% more home mining score (40.0 vs 36.0)
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.
| Bitmain Antminer E11 (9Gh) | Metric | Antminer K7 |
|---|---|---|
| $5,399 | Upfront cost (MSRP) | $3,500 |
| -$5.62 | Daily net profit | -$5.11 |
| -$7,449 | Net after 1 year | -$5,364 |
| -$9,498 | Net after 2 years | -$7,229 |
| -$11,548 | Net after 3 years | -$9,093 |
| 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
Bitmain Antminer E11 (9Gh)Score: 40/100. 75 dB noise level.
Best for Efficiency
Antminer K748.5 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Which makes more money, the Bitmain Antminer E11 (9Gh) or the Antminer K7?
At the current BTC price and a $0.10/kWh electricity rate, the Antminer K7 is more profitable at $-5.11/day compared to $-5.62/day for the Bitmain Antminer E11 (9Gh). Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Which is quieter, the Bitmain Antminer E11 (9Gh) or Antminer K7?
Both miners have similar noise levels. Check the specs table above for exact decibel readings.
Which is better for home mining, the Bitmain Antminer E11 (9Gh) or Antminer K7?
The Bitmain Antminer E11 (9Gh) scores 40/100 on our Home Mining Score (vs 36/100 for the Antminer K7). 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 Bitmain Antminer E11 (9Gh) and Antminer K7?
The Bitmain Antminer E11 (9Gh) runs at 260,000.0 J/TH while the Antminer K7 runs at 48.5 J/TH — a difference of 259,951.5 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 100% better efficiency (260,000.0 vs 48.5 J/TH).