Antminer D9 vs Bitmain Antminer L11 (20Gh)
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Antminer D9 | Specification | Bitmain Antminer L11 (20Gh) |
|---|---|---|
| 1,770.0 GH/s | Hashrate | 20.0 GH/s |
| 2,839 W | Power Consumption | 3,680 W |
| 1,604.0 J/TH | Efficiency | 184,000.0 J/TH |
| 75 dB | Noise Level | 75 dB |
| 16.1 kg | Weight | — |
| 9,687 BTU/hr | BTU Output | 12,556 BTU/hr |
| 36/100 | Home Mining Score | 30/100 |
| — | Release Year | — |
| X11 | Algorithm | Scrypt |
| Bitmain | Manufacturer | Bitmain |
Profitability Comparison
Antminer D9
Bitmain Antminer L11 (20Gh)
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 D9 comes out ahead — it takes 5 of 5 (efficiency, hashrate, power consumption, home mining score, price-performance). The standout gap is 99% better efficiency (1,604 vs 184,000 J/TH) in the Antminer D9's favour. Cross-check the spec deltas and ROI table above against your own electricity rate before deciding.
Spec Deltas
Here is every spec where the Antminer D9 and Bitmain Antminer L11 (20Gh) actually differ, with the gap quantified:
- Antminer D9 8750% more hashrate (1.8 vs 0.0 TH/s)
- Antminer D9 23% better power draw (2,839 vs 3,680 W)
- Antminer D9 99% better efficiency (1,604 vs 184,000 J/TH)
- Bitmain Antminer L11 (20Gh) 30% more heat output (9,687 vs 12,556 BTU/hr)
- Antminer D9 20% more home mining score (36.0 vs 30.0)
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 D9 | Metric | Bitmain Antminer L11 (20Gh) |
|---|---|---|
| $3,000 | Upfront cost (MSRP) | $6,199 |
| -$6.75 | Daily net profit | -$8.83 |
| -$5,464 | Net after 1 year | -$9,422 |
| -$7,927 | Net after 2 years | -$12,646 |
| -$10,391 | Net after 3 years | -$15,869 |
| 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 D9Score: 36/100. 75 dB noise level.
Best for Efficiency
Antminer D91,604.0 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the Antminer D9 or Bitmain Antminer L11 (20Gh) more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Antminer D9 is more profitable at $-6.75/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.
Is the Antminer D9 or the Bitmain Antminer L11 (20Gh) 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 D9 or the Bitmain Antminer L11 (20Gh)?
The Antminer D9 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.
Antminer D9 vs Bitmain Antminer L11 (20Gh): how much does the efficiency gap matter?
The Antminer D9 runs at 1,604.0 J/TH while the Bitmain Antminer L11 (20Gh) runs at 184,000.0 J/TH — a difference of 182,396.1 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 99% better efficiency (1,604 vs 184,000 J/TH).