Whatsminer M21S (56TH/s) vs Antminer E3 (190MH/s)
Compare pricing, hashrate, power draw, efficiency, ROI, and estimated hosted profitability before choosing your next mining setup.
Option 1
Whatsminer M21S (56TH/s)
Option 2
Antminer E3 (190MH/s)
Antminer E3 (190MH/s) leads this comparison
Antminer E3 (190MH/s) comes out ahead on more buyer-facing signals here. Whatsminer M21S (56TH/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 | Whatsminer M21S (56TH/s) | Antminer E3 (190MH/s) | Advantage |
|---|---|---|---|
| Brand | MicroBT | Antminer | Contextual |
| Model | M21 | E3 | Contextual |
| Hashrate | 56 TH/s Best | 190 MH/s | Whatsminer M21S (56TH/s) |
| Power Consumption | 3360W | 760W Best | Antminer E3 (190MH/s) |
| Efficiency | 60.00 J/TH | 4.00 J/MH Best | Antminer E3 (190MH/s) |
| Daily energy use | 80.6 kWh | 18.2 kWh Best | Antminer E3 (190MH/s) |
| Net Daily Profit (Est.) | -$3.03 | -$0.99 Best | Antminer E3 (190MH/s) |
| Monthly Profit (Est.) | -$90.85 | -$29.83 Best | Antminer E3 (190MH/s) |
| Price | N/A | N/A | Contextual |
| Estimated ROI | N/A | N/A | Contextual |
| Cooling | AIR | AIR | Contextual |
| Dimensions | 155 x 390 x 240 mm | 130 x 399 x 328 mm | Contextual |
| Weight | 12500 g | 10500 g Best | Antminer E3 (190MH/s) |
Performance
Whatsminer M21S (56TH/s) has the hashrate edge for raw output potential.
Efficiency
Antminer E3 (190MH/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: Whatsminer M21S (56TH/s) or Antminer E3 (190MH/s)?
Whatsminer M21S (56TH/s) has a higher hashrate of 56 TH/s compared to Antminer E3 (190MH/s)'s 190 MH/s.
Is Whatsminer M21S (56TH/s) more efficient than Antminer E3 (190MH/s)?
Antminer E3 (190MH/s) is more energy efficient at 4.00 J/MH.
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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