Bitmain Antminer L7 (9.5Gh) vs BW L21
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Bitmain Antminer L7 (9.5Gh) | Specification | BW L21 |
|---|---|---|
| 9.5 GH/s | Hashrate | 550.0 MH/s |
| 3,425 W | Power Consumption | 950 W |
| 360,526.3 J/TH | Efficiency | 1,727,272.7 J/TH |
| — | Noise Level | — |
| 15,000.0 kg | Weight | 5,750.0 kg |
| 11,686 BTU/hr | BTU Output | 3,241 BTU/hr |
| 22/100 | Home Mining Score | 31/100 |
| — | Release Year | — |
| Scrypt | Algorithm | Scrypt |
| Bitmain | Manufacturer | BW |
Profitability Comparison
Bitmain Antminer L7 (9.5Gh)
BW L21
Based on BTC price of $74,032 and current network difficulty as of Mar 16, 2026. Actual results vary.
Verdict
Based on specs, the Bitmain Antminer L7 (9.5Gh) offers 79% better efficiency at 360,526.3 J/TH compared to the BW L21 at 1,727,272.7 J/TH. This directly impacts daily operating costs and long-term profitability.
Best For...
Best for Profitability
TieBoth miners produce similar daily profit.
Best for Home Mining
BW L21Score: 31/100. 0 dB noise level.
Best for Efficiency
Bitmain Antminer L7 (9.5Gh)360,526.3 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the Bitmain Antminer L7 (9.5Gh) or BW L21 more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the BW L21 is more profitable at $-2.28/day compared to $-8.22/day for the Bitmain Antminer L7 (9.5Gh). Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Which is quieter, the Bitmain Antminer L7 (9.5Gh) or BW L21?
Both miners have similar noise levels. Check the specs table above for exact decibel readings.
Which is better for home mining, the Bitmain Antminer L7 (9.5Gh) or BW L21?
The BW L21 scores 31/100 on our Home Mining Score (vs 22/100 for the Bitmain Antminer L7 (9.5Gh)). 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 Bitmain Antminer L7 (9.5Gh) and BW L21?
The Bitmain Antminer L7 (9.5Gh) runs at 360,526.3 J/TH while the BW L21 runs at 1,727,272.7 J/TH — a difference of 1,366,746.4 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs.