Antminer S21+ Hydro (319MH/s) vs WhatsMiner M66S+ (318TH/s)
Compare pricing, hashrate, power draw, efficiency, ROI, and estimated hosted profitability before choosing your next mining setup.
Option 1
Antminer S21+ Hydro (319MH/s)
Option 2
WhatsMiner M66S+ (318TH/s)
Antminer S21+ Hydro (319MH/s) leads this comparison
Antminer S21+ Hydro (319MH/s) comes out ahead on more buyer-facing signals here. WhatsMiner M66S+ (318TH/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+ Hydro (319MH/s) | WhatsMiner M66S+ (318TH/s) | Advantage |
|---|---|---|---|
| Brand | N/A | WhatsMiner | Contextual |
| Model | N/A | M66 | Contextual |
| Hashrate | 319 MH/s | 318 TH/s Best | WhatsMiner M66S+ (318TH/s) |
| Power Consumption | 0W Best | 5406W | Antminer S21+ Hydro (319MH/s) |
| Efficiency | N/A | 17.00 J/TH | Contextual |
| Daily energy use | 0.0 kWh Best | 129.7 kWh | Antminer S21+ Hydro (319MH/s) |
| Net Daily Profit (Est.) | $11.32 Best | $2.40 | Antminer S21+ Hydro (319MH/s) |
| Monthly Profit (Est.) | $339.47 Best | $71.86 | Antminer S21+ Hydro (319MH/s) |
| Price | N/A | $2,263.84 | Contextual |
| Estimated ROI | N/A | 31 mo | Contextual |
| Cooling | HYDRO | AIR | Contextual |
| Dimensions | 410 x 209 x 170 mm | 267 x 401 x 147 mm | Contextual |
| Weight | N/A | 18000 g | Contextual |
Performance
WhatsMiner M66S+ (318TH/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 S21+ Hydro (319MH/s) or WhatsMiner M66S+ (318TH/s)?
WhatsMiner M66S+ (318TH/s) has a higher hashrate of 318 TH/s compared to Antminer S21+ Hydro (319MH/s)'s 319 MH/s.
Is Antminer S21+ Hydro (319MH/s) more efficient than WhatsMiner M66S+ (318TH/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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