Antminer KS3 vs Bitmain Antminer L7 (9.05Gh)
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Antminer KS3 | Specification | Bitmain Antminer L7 (9.05Gh) |
|---|---|---|
| 9.4 TH/s | Hashrate | 9.1 GH/s |
| 3,500 W | Power Consumption | 3,260 W |
| 372.3 J/TH | Efficiency | 360,221.0 J/TH |
| 75 dB | Noise Level | — |
| 16.1 kg | Weight | 13,500.0 kg |
| 11,942 BTU/hr | BTU Output | 11,123 BTU/hr |
| 36/100 | Home Mining Score | 22/100 |
| — | Release Year | — |
| KHeavyHash | Algorithm | Scrypt |
| Bitmain | Manufacturer | Bitmain |
Profitability Comparison
Antminer KS3
Bitmain Antminer L7 (9.05Gh)
Based on BTC price of $78,158 and current network difficulty as of May 16, 2026. Actual results vary.
Verdict
Weighing six performance factors, the Antminer KS3 comes out ahead — it takes 5 of 6 (efficiency, hashrate, home mining score, noise level, price-performance). Where it pulls away hardest is 103767% more hashrate (9.4 vs 0.0 TH/s). The Bitmain Antminer L7 (9.05Gh) holds the edge in 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 KS3 and Bitmain Antminer L7 (9.05Gh) sit on each measurable spec:
- Antminer KS3 103767% more hashrate (9.4 vs 0.0 TH/s)
- Bitmain Antminer L7 (9.05Gh) 7% better power draw (3,500 vs 3,260 W)
- Antminer KS3 100% better efficiency (372 vs 360,221 J/TH)
- Antminer KS3 100% better weight (16.1 vs 13,500.0 kg)
- Antminer KS3 7% more heat output (11,942 vs 11,123 BTU/hr)
- Antminer KS3 64% more home mining score (36.0 vs 22.0)
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 KS3 | Metric | Bitmain Antminer L7 (9.05Gh) |
|---|---|---|
| $8,000 | Upfront cost (MSRP) | $750 |
| -$8.06 | Daily net profit | -$7.82 |
| -$10,943 | Net after 1 year | -$3,606 |
| -$13,885 | Net after 2 years | -$6,461 |
| -$16,828 | Net after 3 years | -$9,317 |
| 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
Antminer KS3Score: 36/100. 75 dB noise level.
Best for Efficiency
Antminer KS3372.3 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Which makes more money, the Antminer KS3 or the Bitmain Antminer L7 (9.05Gh)?
At the current BTC price and a $0.10/kWh electricity rate, the Bitmain Antminer L7 (9.05Gh) is more profitable at $-7.82/day compared to $-8.06/day for the Antminer KS3. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Antminer KS3 vs Bitmain Antminer L7 (9.05Gh): which runs at a lower noise level?
The Antminer KS3 is quieter at 75 dB compared to the Bitmain Antminer L7 (9.05Gh) at 0 dB. For home mining, lower noise levels make a significant difference in livability.
Which is better for home mining, the Antminer KS3 or Bitmain Antminer L7 (9.05Gh)?
The Antminer KS3 scores 36/100 on our Home Mining Score (vs 22/100 for the Bitmain Antminer L7 (9.05Gh)). 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 KS3 and Bitmain Antminer L7 (9.05Gh) on J/TH?
The Antminer KS3 runs at 372.3 J/TH while the Bitmain Antminer L7 (9.05Gh) runs at 360,221.0 J/TH — a difference of 359,848.7 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 100% better efficiency (372 vs 360,221 J/TH).