SealMiner A2 Pro Air (255TH/s) vs Antminer S3 (478GH/s)
Compare pricing, hashrate, power draw, efficiency, ROI, and estimated hosted profitability before choosing your next mining setup.
Option 1
SealMiner A2 Pro Air (255TH/s)
Option 2
Antminer S3 (478GH/s)
Balanced match
SealMiner A2 Pro Air (255TH/s) and Antminer S3 (478GH/s) are close enough that your final choice should come down to stock, delivery timing, and hosting preference.
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 (255TH/s) | Antminer S3 (478GH/s) | Advantage |
|---|---|---|---|
| Brand | SealMiner | Antminer | Contextual |
| Model | A2 | S3 | Contextual |
| Hashrate | 255 TH/s Best | 478 GH/s | SealMiner A2 Pro Air (255TH/s) |
| Power Consumption | 3790W | 366W Best | Antminer S3 (478GH/s) |
| Efficiency | 14.86 J/TH | 0.77 J/GH Best | Antminer S3 (478GH/s) |
| Daily energy use | 91.0 kWh | 8.8 kWh Best | Antminer S3 (478GH/s) |
| Net Daily Profit (Est.) | $2.54 Best | -$0.51 | SealMiner A2 Pro Air (255TH/s) |
| Monthly Profit (Est.) | $76.27 Best | -$15.21 | SealMiner A2 Pro Air (255TH/s) |
| Price | $3,008.29 | N/A | Contextual |
| Estimated ROI | 39 mo | N/A | Contextual |
| Cooling | AIR | AIR | Contextual |
| Dimensions | N/A | 137 x 331 x 160 mm | Contextual |
| Weight | 17000 g | 17000 g | Tie |
Performance
SealMiner A2 Pro Air (255TH/s) has the hashrate edge for raw output potential.
Efficiency
Antminer S3 (478GH/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 (255TH/s) or Antminer S3 (478GH/s)?
SealMiner A2 Pro Air (255TH/s) has a higher hashrate of 255 TH/s compared to Antminer S3 (478GH/s)'s 478 GH/s.
Is SealMiner A2 Pro Air (255TH/s) more efficient than Antminer S3 (478GH/s)?
Antminer S3 (478GH/s) is more energy efficient at 0.77 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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