Antminer S19 Pro Hydro (177TH/s) vs AvalonMiner 821 (11.5TH/s)
Compare pricing, hashrate, power draw, efficiency, ROI, and estimated hosted profitability before choosing your next mining setup.
Option 1
Antminer S19 Pro Hydro (177TH/s)
Option 2
AvalonMiner 821 (11.5TH/s)
AvalonMiner 821 (11.5TH/s) leads this comparison
AvalonMiner 821 (11.5TH/s) comes out ahead on more buyer-facing signals here. Antminer S19 Pro Hydro (177TH/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 S19 Pro Hydro (177TH/s) | AvalonMiner 821 (11.5TH/s) | Advantage |
|---|---|---|---|
| Brand | Antminer | AvalonMiner | Contextual |
| Model | S19 Pro | A8 | Contextual |
| Hashrate | 177 TH/s Best | 11.5 TH/s | Antminer S19 Pro Hydro (177TH/s) |
| Power Consumption | 5221W | 1200W Best | AvalonMiner 821 (11.5TH/s) |
| Efficiency | 29.50 J/TH Best | 104.35 J/TH | Antminer S19 Pro Hydro (177TH/s) |
| Daily energy use | 125.3 kWh | 28.8 kWh Best | AvalonMiner 821 (11.5TH/s) |
| Net Daily Profit (Est.) | -$1.93 | -$1.36 Best | AvalonMiner 821 (11.5TH/s) |
| Monthly Profit (Est.) | -$57.85 | -$40.74 Best | AvalonMiner 821 (11.5TH/s) |
| Price | N/A | N/A | Contextual |
| Estimated ROI | N/A | N/A | Contextual |
| Cooling | HYDRO | AIR | Contextual |
| Dimensions | 410 x 209 x 196 mm | 150 x 370 x 136 mm | Contextual |
| Weight | 17500 g | 4700 g Best | AvalonMiner 821 (11.5TH/s) |
Performance
Antminer S19 Pro Hydro (177TH/s) has the hashrate edge for raw output potential.
Efficiency
Antminer S19 Pro Hydro (177TH/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 S19 Pro Hydro (177TH/s) or AvalonMiner 821 (11.5TH/s)?
Antminer S19 Pro Hydro (177TH/s) has a higher hashrate of 177 TH/s compared to AvalonMiner 821 (11.5TH/s)'s 11.5 TH/s.
Is Antminer S19 Pro Hydro (177TH/s) more efficient than AvalonMiner 821 (11.5TH/s)?
Yes, Antminer S19 Pro Hydro (177TH/s) is more energy efficient at 29.50 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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