VOLCMINER D1 vs BW L21
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| VOLCMINER D1 | Specification | BW L21 |
|---|---|---|
| 17.0 GH/s | Taux de hachage | 550.0 MH/s |
| 3,900 W | Consommation électrique | 950 W |
| 229,411.8 J/TH | Efficiency | 1,727,272.7 J/TH |
| 75 dB | Niveau de bruit | — |
| — | Weight | 5,750.0 kg |
| 13,307 BTU/hr | BTU Output | 3,241 BTU/hr |
| 30/100 | Home Mining Score | 31/100 |
| — | Release Year | — |
| Scrypt | Algorithme | Scrypt |
| VOLCMINER | Manufacturer | BW |
Profitability Comparison
VOLCMINER D1
BW L21
Based on BTC price of $78,217 and current network difficulty as of May 16, 2026. Actual results vary.
Verdict
Our scoring model gives the nod to the VOLCMINER D1, which leads on 3 of 5 weighted factors (efficacité, hashrate, niveau sonore). The standout gap is 2991% more hashrate (0.0 vs 0.0 TH/s) in the VOLCMINER D1's favour. The BW L21 claws back ground on consommation électrique and score de minage domestique. Cross-check the spec deltas and ROI table above against your own electricity rate before deciding.
Spec Deltas
Stripped to the numbers, this is how far apart the VOLCMINER D1 and BW L21 sit on each measurable spec:
- VOLCMINER D1 2991% more hashrate (0.0 vs 0.0 TH/s)
- BW L21 76% better power draw (3,900 vs 950 W)
- VOLCMINER D1 87% better efficacité (229,412 vs 1,727,273 J/TH)
- VOLCMINER D1 311% more heat output (13,307 vs 3,241 BTU/hr)
- BW L21 3% more score de minage domestique (30.0 vs 31.0)
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.
| VOLCMINER D1 | Metric | BW L21 |
|---|---|---|
| $3,465 | Upfront cost (MSRP) | — |
| -$9.36 | Daily net profit | -$2.28 |
| -$6,881 | Net after 1 year | -$832 |
| -$10,297 | Net after 2 years | -$1,664 |
| -$13,714 | Net after 3 years | -$2,497 |
| Does not pay back at current rates (negative daily profit) | Payback period | — |
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
BW L21Score: 31/100. 0 dB noise level.
Best for Efficiency
VOLCMINER D1229,411.8 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Which makes more money, the VOLCMINER D1 or the BW L21?
At the current BTC price and a $0.10/kWh electricity rate, the BW L21 is more profitable at $-2.28/day compared to $-9.36/day for the VOLCMINER D1. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Which is quieter, the VOLCMINER D1 or BW L21?
The VOLCMINER D1 is quieter at 75 dB compared to the BW L21 at 0 dB. For home mining, lower noise levels make a significant difference in livability.
VOLCMINER D1 vs BW L21: which fits a residential setup better?
The BW L21 scores 31/100 on our Home Mining Score (vs 30/100 for the VOLCMINER D1). 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 VOLCMINER D1 and BW L21?
The VOLCMINER D1 runs at 229,411.8 J/TH while the BW L21 runs at 1,727,272.7 J/TH — a difference of 1,497,861.0 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 87% better efficacité (229,412 vs 1,727,273 J/TH).