Option 1
L21 (550MH/s)
Option 2
Avalon A1566HA 2U (480TH/s)
L21 (550MH/s) leads this comparison
L21 (550MH/s) comes out ahead on more buyer-facing signals here. Avalon A1566HA 2U (480TH/s) can still be the better fit when budget, availability, or a specific mining setup matters more.
Profit estimates use currently available product data and a hosted electricity rate of $0.060/kWh.
Technical comparison
Side-by-side mining, operating, and commercial specs.
| Feature | L21 (550MH/s) | Avalon A1566HA 2U (480TH/s) | Advantage |
|---|---|---|---|
| Brand | BW | Avalon | Contextual |
| Model | L | A15 | Contextual |
| Hashrate | 550 MH/s | 480 TH/s Best | Avalon A1566HA 2U (480TH/s) |
| Power Consumption | 950W Best | 8064W | L21 (550MH/s) |
| Efficiency | 1.73 J/MH Best | 16.80 J/TH | L21 (550MH/s) |
| Daily energy use | 22.8 kWh Best | 193.5 kWh | L21 (550MH/s) |
| Net Daily Profit (Est.) | -$1.16 | $1.73 Best | Avalon A1566HA 2U (480TH/s) |
| Monthly Profit (Est.) | -$34.74 | $51.84 Best | Avalon A1566HA 2U (480TH/s) |
| Price | N/A | $3,514.75 | Contextual |
| Estimated ROI | N/A | 67 mo | Contextual |
| Cooling | AIR | HYDRO | Contextual |
| Dimensions | 130 x 350 x 155 mm | 680 x 200 x 560 mm | Contextual |
| Weight | 5750 g Best | 20000 g | L21 (550MH/s) |
Performance
Avalon A1566HA 2U (480TH/s) has the hashrate edge for raw output potential.
Efficiency
L21 (550MH/s) is stronger when comparing joules per hash unit.
Buying decision
Check live stock, delivery schedule, and hosting capacity on the product page before placing an order.
Frequently asked questions
Which is more powerful: L21 (550MH/s) or Avalon A1566HA 2U (480TH/s)?
Avalon A1566HA 2U (480TH/s) has a higher hashrate of 480 TH/s compared to L21 (550MH/s)'s 550 MH/s.
Is L21 (550MH/s) more efficient than Avalon A1566HA 2U (480TH/s)?
Yes, L21 (550MH/s) is more energy efficient at 1.73 J/MH.
Which miner has the better estimated ROI?
Estimated ROI is not available because one of the miners is missing current pricing or profit data.
Every Day You Wait is Revenue You Lose
Curious? Let’s connect to answer your questions.