Option 1
Avalon A1566I (255TH/s)
Option 2
B8 (49TH/s)
Avalon A1566I (255TH/s) leads this comparison
Avalon A1566I (255TH/s) comes out ahead on more buyer-facing signals here. B8 (49TH/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 | Avalon A1566I (255TH/s) | B8 (49TH/s) | Advantage |
|---|---|---|---|
| Brand | AvalonMiner | Bitfury | Contextual |
| Model | A15 | B | Contextual |
| Hashrate | 255 TH/s Best | 49 TH/s | Avalon A1566I (255TH/s) |
| Power Consumption | 4500W Best | 6400W | Avalon A1566I (255TH/s) |
| Efficiency | 17.65 J/TH Best | 130.61 J/TH | Avalon A1566I (255TH/s) |
| Daily energy use | 108.0 kWh Best | 153.6 kWh | Avalon A1566I (255TH/s) |
| Net Daily Profit (Est.) | $2.74 Best | -$7.58 | Avalon A1566I (255TH/s) |
| Monthly Profit (Est.) | $82.14 Best | -$227.28 | Avalon A1566I (255TH/s) |
| Price | $3,345.93 | N/A | Contextual |
| Estimated ROI | 40 mo | N/A | Contextual |
| Cooling | AIR | AIR | Contextual |
| Dimensions | 292 x 301 x 171 mm | 440 x 650 x 270 mm | Contextual |
| Weight | 11300 g Best | 37000 g | Avalon A1566I (255TH/s) |
Performance
Avalon A1566I (255TH/s) has the hashrate edge for raw output potential.
Efficiency
Avalon A1566I (255TH/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: Avalon A1566I (255TH/s) or B8 (49TH/s)?
Avalon A1566I (255TH/s) has a higher hashrate of 255 TH/s compared to B8 (49TH/s)'s 49 TH/s.
Is Avalon A1566I (255TH/s) more efficient than B8 (49TH/s)?
Yes, Avalon A1566I (255TH/s) is more energy efficient at 17.65 J/TH.
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
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