Bitmain Antminer S9i (14Th) vs Antminer Slim Edition (S17)
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Bitmain Antminer S9i (14Th) | Specification | Antminer Slim Edition (S17) |
|---|---|---|
| 14.0 TH/s | Taux de hachage | 50.0 TH/s |
| 1,320 W | Consommation électrique | 2,000 W |
| 94.3 J/TH | Efficiency | 40.0 J/TH |
| — | Niveau de bruit | 70 dB |
| 4,200.0 kg | Weight | 7.5 kg |
| 4,504 BTU/hr | BTU Output | 6,824 BTU/hr |
| 31/100 | Home Mining Score | 42/100 |
| — | Release Year | — |
| SHA-256 | Algorithme | SHA-256 |
| Bitmain | Manufacturer | D-Central |
Profitability Comparison
Bitmain Antminer S9i (14Th)
Antminer Slim Edition (S17)
Based on BTC price of $76,901 and current network difficulty as of May 18, 2026. Actual results vary.
Verdict
Weighing six performance factors, the Antminer Slim Edition (S17) comes out ahead — it takes 4 of 6 (efficacité, hashrate, score de minage domestique, niveau sonore). Its biggest concrete edge: 257% more hashrate (14.0 vs 50.0 TH/s). The Bitmain Antminer S9i (14Th) claws back ground on consommation électrique and rapport qualité-prix. Review the detailed specs and profitability calculations above to determine which miner best fits your specific setup.
Spec Deltas
Here is every spec where the Bitmain Antminer S9i (14Th) and Antminer Slim Edition (S17) actually differ, with the gap quantified:
- Antminer Slim Edition (S17) 257% more hashrate (14.0 vs 50.0 TH/s)
- Bitmain Antminer S9i (14Th) 34% better power draw (1,320 vs 2,000 W)
- Antminer Slim Edition (S17) 58% better efficacité (94.3 vs 40.0 J/TH)
- Antminer Slim Edition (S17) 100% better weight (4,200.0 vs 7.5 kg)
- Antminer Slim Edition (S17) 52% more heat output (4,504 vs 6,824 BTU/hr)
- Antminer Slim Edition (S17) 35% more score de minage domestique (31.0 vs 42.0)
Cost & ROI Over Time
Hardware cost is only half the story — here is how each miner's upfront price plays out against cumulative profit at a $0.10/kWh rate.
| Bitmain Antminer S9i (14Th) | Metric | Antminer Slim Edition (S17) |
|---|---|---|
| $65 | Upfront cost (MSRP) | $600 |
| -$2.67 | Daily net profit | -$3.03 |
| -$1,040 | Net after 1 year | -$1,706 |
| -$2,016 | Net after 2 years | -$2,812 |
| -$2,991 | Net after 3 years | -$3,918 |
| 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 Slim Edition (S17)Score: 42/100. 70 dB noise level.
Best for Efficiency
Antminer Slim Edition (S17)40.0 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Bitmain Antminer S9i (14Th) vs Antminer Slim Edition (S17): which one earns more per day?
At the current BTC price and a $0.10/kWh electricity rate, the Bitmain Antminer S9i (14Th) is more profitable at $-2.67/day compared to $-3.03/day for the Antminer Slim Edition (S17). Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Which is quieter, the Bitmain Antminer S9i (14Th) or Antminer Slim Edition (S17)?
The Antminer Slim Edition (S17) is quieter at 70 dB compared to the Bitmain Antminer S9i (14Th) at 0 dB. For home mining, lower noise levels make a significant difference in livability.
For mining at home, should I pick the Bitmain Antminer S9i (14Th) or the Antminer Slim Edition (S17)?
The Antminer Slim Edition (S17) scores 42/100 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.
How far apart are the Bitmain Antminer S9i (14Th) and Antminer Slim Edition (S17) on J/TH?
The Bitmain Antminer S9i (14Th) runs at 94.3 J/TH while the Antminer Slim Edition (S17) runs at 40.0 J/TH — a difference of 54.3 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 58% better efficacité (94.3 vs 40.0 J/TH).
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