Bitmain Antminer L11 (20Gh) vs Antminer L9
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Bitmain Antminer L11 (20Gh) | Specification | Antminer L9 |
|---|---|---|
| 20.0 GH/s | Taux de hachage | 16,000.0 MH/s |
| 3,680 W | Consommation électrique | 3,360 W |
| 184,000.0 J/TH | Efficiency | 210,000.0 J/TH |
| 75 dB | Niveau de bruit | 75 dB |
| — | Weight | 14.8 kg |
| 12,556 BTU/hr | BTU Output | 11,464 BTU/hr |
| 30/100 | Home Mining Score | 36/100 |
| — | Release Year | — |
| Scrypt | Algorithme | Scrypt |
| Bitmain | Manufacturer | Bitmain |
Profitability Comparison
Bitmain Antminer L11 (20Gh)
Antminer L9
Based on BTC price of $78,230 and current network difficulty as of May 16, 2026. Actual results vary.
Verdict
Selon notre analyse multifactorielle, le Bitmain Antminer L11 (20Gh) l'emporte sur 3 des 5 facteurs (efficacité, hashrate, rapport qualité-prix). Where it pulls away hardest is 25% more hashrate (0.0 vs 0.0 TH/s). The Antminer L9 holds the edge in consommation électrique and score de minage domestique. Review the detailed specs and profitability calculations above to determine which miner best fits your specific setup.
Spec Deltas
The Bitmain Antminer L11 (20Gh) and Antminer L9 diverge on the metrics below — each gap expressed as a real percentage, not a vague "better":
- Bitmain Antminer L11 (20Gh) 25% more hashrate (0.0 vs 0.0 TH/s)
- Antminer L9 9% better power draw (3,680 vs 3,360 W)
- Bitmain Antminer L11 (20Gh) 12% better efficacité (184,000 vs 210,000 J/TH)
- Bitmain Antminer L11 (20Gh) 10% more heat output (12,556 vs 11,464 BTU/hr)
- Antminer L9 20% more score de minage domestique (30.0 vs 36.0)
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 L11 (20Gh) | Metric | Antminer L9 |
|---|---|---|
| $6,199 | Upfront cost (MSRP) | $6,500 |
| -$8.83 | Daily net profit | -$8.06 |
| -$9,422 | Net after 1 year | -$9,443 |
| -$12,646 | Net after 2 years | -$12,386 |
| -$15,869 | Net after 3 years | -$15,329 |
| 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 L9Score: 36/100. 75 dB noise level.
Best for Efficiency
Bitmain Antminer L11 (20Gh)184,000.0 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the Bitmain Antminer L11 (20Gh) or Antminer L9 more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Antminer L9 is more profitable at $-8.06/day compared to $-8.83/day for the Bitmain Antminer L11 (20Gh). Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Bitmain Antminer L11 (20Gh) vs Antminer L9: which runs at a lower noise level?
Both miners have similar noise levels. Check the specs table above for exact decibel readings.
Bitmain Antminer L11 (20Gh) vs Antminer L9: which fits a residential setup better?
The Antminer L9 scores 36/100 on our Home Mining Score (vs 30/100 for the Bitmain Antminer L11 (20Gh)). 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 L11 (20Gh) and Antminer L9 on J/TH?
The Bitmain Antminer L11 (20Gh) runs at 184,000.0 J/TH while the Antminer L9 runs at 210,000.0 J/TH — a difference of 26,000.0 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 12% better efficacité (184,000 vs 210,000 J/TH).