Bitmain Antminer L3+ (504Mh) vs BW L21
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Bitmain Antminer L3+ (504Mh) | Specification | BW L21 |
|---|---|---|
| 504.0 MH/s | Hashrate | 550.0 MH/s |
| 800 W | Power Consumption | 950 W |
| 1,587,301.6 J/TH | Efficiency | 1,727,272.7 J/TH |
| — | Noise Level | — |
| 4,400.0 kg | Weight | 5,750.0 kg |
| 2,730 BTU/hr | BTU Output | 3,241 BTU/hr |
| 30/100 | Home Mining Score | 31/100 |
| — | Release Year | — |
| Scrypt | Algorithm | Scrypt |
| Bitmain | Manufacturer | BW |
Profitability Comparison
Bitmain Antminer L3+ (504Mh)
BW L21
Based on BTC price of $74,959 and current network difficulty as of Mar 17, 2026. Actual results vary.
Verdict
Based on our multi-factor analysis, the Bitmain Antminer L3+ (504Mh) wins on 2 of 3 factors (efficiency, power consumption). The BW L21 holds the edge in home mining score. Review the detailed specs and profitability calculations above to determine which miner best fits your specific setup.
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 L3+ (504Mh)1,587,301.6 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the Bitmain Antminer L3+ (504Mh) or BW L21 more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Bitmain Antminer L3+ (504Mh) is more profitable at $-1.92/day compared to $-2.28/day for the BW L21. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Which is quieter, the Bitmain Antminer L3+ (504Mh) 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 L3+ (504Mh) or BW L21?
The BW L21 scores 31/100 on our Home Mining Score (vs 30/100 for the Bitmain Antminer L3+ (504Mh)). 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 L3+ (504Mh) and BW L21?
The Bitmain Antminer L3+ (504Mh) runs at 1,587,301.6 J/TH while the BW L21 runs at 1,727,272.7 J/TH — a difference of 139,971.1 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs.