Option 1
WhatsMiner M66S (298TH/s)
Option 2
BK-N70 (70KH/s)
BK-N70 (70KH/s) leads this comparison
BK-N70 (70KH/s) comes out ahead on more buyer-facing signals here. WhatsMiner M66S (298TH/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 M66S (298TH/s) | BK-N70 (70KH/s) | Advantage |
|---|---|---|---|
| Brand | WhatsMiner | Baikal | Contextual |
| Model | M66 | BK | Contextual |
| Hashrate | 298 TH/s Best | 70 KH/s | WhatsMiner M66S (298TH/s) |
| Power Consumption | 5513W | 240W Best | BK-N70 (70KH/s) |
| Efficiency | 18.50 J/TH | 3.43 J/KH Best | BK-N70 (70KH/s) |
| Daily energy use | 132.3 kWh | 5.8 kWh Best | BK-N70 (70KH/s) |
| Net Daily Profit (Est.) | $1.48 Best | -$0.35 | WhatsMiner M66S (298TH/s) |
| Monthly Profit (Est.) | $44.44 Best | -$10.37 | WhatsMiner M66S (298TH/s) |
| Price | $1,969.93 | N/A | Contextual |
| Estimated ROI | 44 mo | N/A | Contextual |
| Cooling | AIR | AIR | Contextual |
| Dimensions | 267 x 401 x 147 mm | 125 x 312 x 130 mm | Contextual |
| Weight | 18000 g | 4000 g Best | BK-N70 (70KH/s) |
Performance
WhatsMiner M66S (298TH/s) has the hashrate edge for raw output potential.
Efficiency
BK-N70 (70KH/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 M66S (298TH/s) or BK-N70 (70KH/s)?
WhatsMiner M66S (298TH/s) has a higher hashrate of 298 TH/s compared to BK-N70 (70KH/s)'s 70 KH/s.
Is WhatsMiner M66S (298TH/s) more efficient than BK-N70 (70KH/s)?
BK-N70 (70KH/s) is more energy efficient at 3.43 J/KH.
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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