Option 1
Antminer S19j Pro (100TH/s)
Option 2
B8 (49TH/s)
Antminer S19j Pro (100TH/s) leads this comparison
Antminer S19j Pro (100TH/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 | Antminer S19j Pro (100TH/s) | B8 (49TH/s) | Advantage |
|---|---|---|---|
| Brand | Antminer | Bitfury | Contextual |
| Model | S19 | B | Contextual |
| Hashrate | 100 TH/s Best | 49 TH/s | Antminer S19j Pro (100TH/s) |
| Power Consumption | 3050W Best | 6400W | Antminer S19j Pro (100TH/s) |
| Efficiency | 30.50 J/TH Best | 130.61 J/TH | Antminer S19j Pro (100TH/s) |
| Daily energy use | 73.2 kWh Best | 153.6 kWh | Antminer S19j Pro (100TH/s) |
| Net Daily Profit (Est.) | -$0.83 Best | -$7.69 | Antminer S19j Pro (100TH/s) |
| Monthly Profit (Est.) | -$24.96 Best | -$230.58 | Antminer S19j Pro (100TH/s) |
| Price | N/A | N/A | Contextual |
| Estimated ROI | N/A | N/A | Contextual |
| Cooling | AIR | AIR | Contextual |
| Dimensions | 195 x 370 x 290 mm | 440 x 650 x 270 mm | Contextual |
| Weight | 13200 g Best | 37000 g | Antminer S19j Pro (100TH/s) |
Performance
Antminer S19j Pro (100TH/s) has the hashrate edge for raw output potential.
Efficiency
Antminer S19j Pro (100TH/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: Antminer S19j Pro (100TH/s) or B8 (49TH/s)?
Antminer S19j Pro (100TH/s) has a higher hashrate of 100 TH/s compared to B8 (49TH/s)'s 49 TH/s.
Is Antminer S19j Pro (100TH/s) more efficient than B8 (49TH/s)?
Yes, Antminer S19j Pro (100TH/s) is more energy efficient at 30.50 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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