Antminer E9 Pro vs Bitmain Antminer S9i (14Th)
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Antminer E9 Pro | Specification | Bitmain Antminer S9i (14Th) |
|---|---|---|
| 3,680.0 MH/s | Taux de hachage | 14.0 TH/s |
| 2,200 W | Consommation électrique | 1,320 W |
| 597,826.1 J/TH | Efficiency | 94.3 J/TH |
| 75 dB | Niveau de bruit | — |
| 14.2 kg | Weight | 4,200.0 kg |
| 7,506 BTU/hr | BTU Output | 4,504 BTU/hr |
| 40/100 | Home Mining Score | 31/100 |
| — | Release Year | — |
| EtHash | Algorithme | SHA-256 |
| Bitmain | Manufacturer | Bitmain |
Profitability Comparison
Antminer E9 Pro
Bitmain Antminer S9i (14Th)
Based on BTC price of $78,167 and current network difficulty as of May 16, 2026. Actual results vary.
Verdict
Our scoring model gives the nod to the Bitmain Antminer S9i (14Th), which leads on 4 of 6 weighted factors (efficacité, hashrate, consommation électrique, rapport qualité-prix). The standout gap is 100% better efficacité (597,826.1 vs 94.3 J/TH) in the Bitmain Antminer S9i (14Th)'s favour. That said, the Antminer E9 Pro isn't beaten everywhere — it still wins score de minage domestique and niveau sonore. 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 Bitmain Antminer S9i (14Th) sit on each measurable spec:
- Bitmain Antminer S9i (14Th) 380335% more hashrate (0.0 vs 14.0 TH/s)
- Bitmain Antminer S9i (14Th) 40% better power draw (2,200 vs 1,320 W)
- Bitmain Antminer S9i (14Th) 100% better efficacité (597,826.1 vs 94.3 J/TH)
- Antminer E9 Pro 100% better weight (14.2 vs 4,200.0 kg)
- Antminer E9 Pro 67% more heat output (7,506 vs 4,504 BTU/hr)
- Antminer E9 Pro 29% more score de minage domestique (40.0 vs 31.0)
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 | Bitmain Antminer S9i (14Th) |
|---|---|---|
| $3,000 | Upfront cost (MSRP) | $65 |
| -$5.28 | Daily net profit | -$2.66 |
| -$4,927 | Net after 1 year | -$1,038 |
| -$6,854 | Net after 2 years | -$2,010 |
| -$8,781 | Net after 3 years | -$2,983 |
| 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
Bitmain Antminer S9i (14Th)94.3 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the Antminer E9 Pro or Bitmain Antminer S9i (14Th) more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Bitmain Antminer S9i (14Th) is more profitable at $-2.66/day compared to $-5.28/day for the Antminer E9 Pro. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Is the Antminer E9 Pro or the Bitmain Antminer S9i (14Th) better for noise-sensitive spaces?
The Antminer E9 Pro is quieter at 75 dB compared to the Bitmain Antminer S9i (14Th) at 0 dB. For home mining, lower noise levels make a significant difference in livability.
Which is better for home mining, the Antminer E9 Pro or Bitmain Antminer S9i (14Th)?
The Antminer E9 Pro scores 40/100 on our Home Mining Score (vs 31/100 for the Bitmain Antminer S9i (14Th)). 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 Antminer E9 Pro and Bitmain Antminer S9i (14Th)?
The Antminer E9 Pro runs at 597,826.1 J/TH while the Bitmain Antminer S9i (14Th) runs at 94.3 J/TH — a difference of 597,731.8 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 100% better efficacité (597,826.1 vs 94.3 J/TH).