Antminer E9 Pro vs Antminer KS3
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Antminer E9 Pro | Specification | Antminer KS3 |
|---|---|---|
| 3,680.0 MH/s | Hashrate | 9.4 TH/s |
| 2,200 W | Power Consumption | 3,500 W |
| 597,826.1 J/TH | Efficiency | 372.3 J/TH |
| 75 dB | Noise Level | 75 dB |
| 14.2 kg | Weight | 16.1 kg |
| 7,506 BTU/hr | BTU Output | 11,942 BTU/hr |
| 40/100 | Home Mining Score | 36/100 |
| — | Release Year | — |
| EtHash | Algorithm | KHeavyHash |
| Bitmain | Manufacturer | Bitmain |
Profitability Comparison
Antminer E9 Pro
Antminer KS3
Based on BTC price of $77,929 and current network difficulty as of May 16, 2026. Actual results vary.
Verdict
Based on our multi-factor analysis, the Antminer KS3 wins on 3 of 5 factors (efficiency, hashrate, price-performance). Its biggest concrete edge: 255335% more hashrate (0.0 vs 9.4 TH/s). The Antminer E9 Pro holds the edge in power consumption and home mining score. 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 E9 Pro and Antminer KS3 sit on each measurable spec:
- Antminer KS3 255335% more hashrate (0.0 vs 9.4 TH/s)
- Antminer E9 Pro 37% better power draw (2,200 vs 3,500 W)
- Antminer KS3 100% better efficiency (597,826 vs 372 J/TH)
- Antminer E9 Pro 12% better weight (14.2 vs 16.1 kg)
- Antminer KS3 59% more heat output (7,506 vs 11,942 BTU/hr)
- Antminer E9 Pro 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.
| Antminer E9 Pro | Metric | Antminer KS3 |
|---|---|---|
| $3,000 | Upfront cost (MSRP) | $8,000 |
| -$5.28 | Daily net profit | -$8.06 |
| -$4,927 | Net after 1 year | -$10,943 |
| -$6,854 | Net after 2 years | -$13,886 |
| -$8,781 | Net after 3 years | -$16,829 |
| 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 E9 ProScore: 40/100. 75 dB noise level.
Best for Efficiency
Antminer KS3372.3 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the Antminer E9 Pro or Antminer KS3 more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Antminer E9 Pro is more profitable at $-5.28/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.
Is the Antminer E9 Pro or the Antminer KS3 better for noise-sensitive spaces?
Both miners have similar noise levels. Check the specs table above for exact decibel readings.
For mining at home, should I pick the Antminer E9 Pro or the Antminer KS3?
The Antminer E9 Pro scores 40/100 on our Home Mining Score (vs 36/100 for the Antminer KS3). This composite score factors in noise, power requirements, heat output, size, and setup ease — all critical for residential mining.
Antminer E9 Pro vs Antminer KS3: how much does the efficiency gap matter?
The Antminer E9 Pro runs at 597,826.1 J/TH while the Antminer KS3 runs at 372.3 J/TH — a difference of 597,453.8 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 100% better efficiency (597,826 vs 372 J/TH).