Option 1
Antminer S21 Pro (220TH/s)
Option 2
SX6 (8.5TH/s)
Antminer S21 Pro (220TH/s) leads this comparison
Antminer S21 Pro (220TH/s) comes out ahead on more buyer-facing signals here. SX6 (8.5TH/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 S21 Pro (220TH/s) | SX6 (8.5TH/s) | Advantage |
|---|---|---|---|
| Brand | Antminer | Pantech | Contextual |
| Model | S21 | SX | Contextual |
| Hashrate | 220 TH/s Best | 8.5 TH/s | Antminer S21 Pro (220TH/s) |
| Power Consumption | 3300W | 1000W Best | SX6 (8.5TH/s) |
| Efficiency | 15.00 J/TH Best | 117.65 J/TH | Antminer S21 Pro (220TH/s) |
| Daily energy use | 79.2 kWh | 24.0 kWh Best | SX6 (8.5TH/s) |
| Net Daily Profit (Est.) | $3.35 Best | -$1.16 | Antminer S21 Pro (220TH/s) |
| Monthly Profit (Est.) | $100.54 Best | -$34.80 | Antminer S21 Pro (220TH/s) |
| Price | $1,633.30 | N/A | Contextual |
| Estimated ROI | 16 mo | N/A | Contextual |
| Cooling | AIR | AIR | Contextual |
| Dimensions | 400 x 290 x 195 mm | 125 x 300 x 160 mm | Contextual |
| Weight | N/A | 3000 g | Contextual |
Performance
Antminer S21 Pro (220TH/s) has the hashrate edge for raw output potential.
Efficiency
Antminer S21 Pro (220TH/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 S21 Pro (220TH/s) or SX6 (8.5TH/s)?
Antminer S21 Pro (220TH/s) has a higher hashrate of 220 TH/s compared to SX6 (8.5TH/s)'s 8.5 TH/s.
Is Antminer S21 Pro (220TH/s) more efficient than SX6 (8.5TH/s)?
Yes, Antminer S21 Pro (220TH/s) is more energy efficient at 15.00 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
Curious? Let’s connect to answer your questions.