SealMiner A2 Pro Air (260TH/s) vs Antminer A3 (815GH/s)
Compare pricing, hashrate, power draw, efficiency, ROI, and estimated hosted profitability before choosing your next mining setup.
Option 1
SealMiner A2 Pro Air (260TH/s)
Option 2
Antminer A3 (815GH/s)
Antminer A3 (815GH/s) leads this comparison
Antminer A3 (815GH/s) comes out ahead on more buyer-facing signals here. SealMiner A2 Pro Air (260TH/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 | SealMiner A2 Pro Air (260TH/s) | Antminer A3 (815GH/s) | Advantage |
|---|---|---|---|
| Brand | SealMiner | Antminer | Contextual |
| Model | A2 | A3 | Contextual |
| Hashrate | 260 TH/s Best | 815 GH/s | SealMiner A2 Pro Air (260TH/s) |
| Power Consumption | 3865W | 1275W Best | Antminer A3 (815GH/s) |
| Efficiency | 14.87 J/TH | 1.56 J/GH Best | Antminer A3 (815GH/s) |
| Daily energy use | 92.8 kWh | 30.6 kWh Best | Antminer A3 (815GH/s) |
| Net Daily Profit (Est.) | $3.52 Best | -$1.66 | SealMiner A2 Pro Air (260TH/s) |
| Monthly Profit (Est.) | $105.73 Best | -$49.68 | SealMiner A2 Pro Air (260TH/s) |
| Price | $3,067.27 | N/A | Contextual |
| Estimated ROI | 29 mo | N/A | Contextual |
| Cooling | AIR | AIR | Contextual |
| Dimensions | N/A | 125 x 321 x 208 mm | Contextual |
| Weight | 17000 g | 4200 g Best | Antminer A3 (815GH/s) |
Performance
SealMiner A2 Pro Air (260TH/s) has the hashrate edge for raw output potential.
Efficiency
Antminer A3 (815GH/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: SealMiner A2 Pro Air (260TH/s) or Antminer A3 (815GH/s)?
SealMiner A2 Pro Air (260TH/s) has a higher hashrate of 260 TH/s compared to Antminer A3 (815GH/s)'s 815 GH/s.
Is SealMiner A2 Pro Air (260TH/s) more efficient than Antminer A3 (815GH/s)?
Antminer A3 (815GH/s) is more energy efficient at 1.56 J/GH.
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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