Mini-DOGE III (700MH/s) vs Whatsminer M21S (56TH/s)
Compare pricing, hashrate, power draw, efficiency, ROI, and estimated hosted profitability before choosing your next mining setup.
Option 1
Mini-DOGE III (700MH/s)
Option 2
Whatsminer M21S (56TH/s)
Mini-DOGE III (700MH/s) leads this comparison
Mini-DOGE III (700MH/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 | Mini-DOGE III (700MH/s) | Whatsminer M21S (56TH/s) | Advantage |
|---|---|---|---|
| Brand | Goldshell | MicroBT | Contextual |
| Model | Mini DOGE | M21 | Contextual |
| Hashrate | 700 MH/s | 56 TH/s Best | Whatsminer M21S (56TH/s) |
| Power Consumption | 400W Best | 3360W | Mini-DOGE III (700MH/s) |
| Efficiency | 0.57 J/MH Best | 60.00 J/TH | Mini-DOGE III (700MH/s) |
| Daily energy use | 9.6 kWh Best | 80.6 kWh | Mini-DOGE III (700MH/s) |
| Net Daily Profit (Est.) | -$0.27 Best | -$2.95 | Mini-DOGE III (700MH/s) |
| Monthly Profit (Est.) | -$7.98 Best | -$88.45 | Mini-DOGE III (700MH/s) |
| Price | N/A | N/A | Contextual |
| Estimated ROI | N/A | N/A | Contextual |
| Cooling | AIR | AIR | Contextual |
| Dimensions | 198 x 95 x 150 mm | 155 x 390 x 240 mm | Contextual |
| Weight | 2100 g Best | 12500 g | Mini-DOGE III (700MH/s) |
Performance
Whatsminer M21S (56TH/s) has the hashrate edge for raw output potential.
Efficiency
Mini-DOGE III (700MH/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: Mini-DOGE III (700MH/s) or Whatsminer M21S (56TH/s)?
Whatsminer M21S (56TH/s) has a higher hashrate of 56 TH/s compared to Mini-DOGE III (700MH/s)'s 700 MH/s.
Is Mini-DOGE III (700MH/s) more efficient than Whatsminer M21S (56TH/s)?
Yes, Mini-DOGE III (700MH/s) is more energy efficient at 0.57 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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