Antminer X3 (220KH/s) vs Whatsminer M21S (56MH/s)
Compare pricing, hashrate, power draw, efficiency, ROI, and estimated hosted profitability before choosing your next mining setup.
Option 1
Antminer X3 (220KH/s)
Option 2
Whatsminer M21S (56MH/s)
Whatsminer M21S (56MH/s) leads this comparison
Whatsminer M21S (56MH/s) comes out ahead on more buyer-facing signals here. Antminer X3 (220KH/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 X3 (220KH/s) | Whatsminer M21S (56MH/s) | Advantage |
|---|---|---|---|
| Brand | Antminer | N/A | Contextual |
| Model | X3 | N/A | Contextual |
| Hashrate | 220 KH/s | 56 MH/s Best | Whatsminer M21S (56MH/s) |
| Power Consumption | 465W | 0W Best | Whatsminer M21S (56MH/s) |
| Efficiency | 2.11 J/KH | N/A | Contextual |
| Daily energy use | 11.2 kWh | 0.0 kWh Best | Whatsminer M21S (56MH/s) |
| Net Daily Profit (Est.) | -$0.67 | $2.00 Best | Whatsminer M21S (56MH/s) |
| Monthly Profit (Est.) | -$20.09 | $59.89 Best | Whatsminer M21S (56MH/s) |
| Price | N/A | N/A | Contextual |
| Estimated ROI | N/A | N/A | Contextual |
| Cooling | AIR | AIR | Contextual |
| Dimensions | 125 x 334 x 207 mm | 155 x 390 x 240 mm | Contextual |
| Weight | 5500 g Best | 12500 g | Antminer X3 (220KH/s) |
Performance
Whatsminer M21S (56MH/s) has the hashrate edge for raw output potential.
Efficiency
Efficiency data is not available for this comparison.
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 X3 (220KH/s) or Whatsminer M21S (56MH/s)?
Whatsminer M21S (56MH/s) has a higher hashrate of 56 MH/s compared to Antminer X3 (220KH/s)'s 220 KH/s.
Is Antminer X3 (220KH/s) more efficient than Whatsminer M21S (56MH/s)?
Efficiency data is not available for this comparison.
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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