Which one is right for you?

Bitmain Antminer K7 vs. WhatsMiner M66

Which one is better in 2025? In-depth comparison of Bitmain Antminer K7 and WhatsMiner M66

Bitmain Antminer K7 and WhatsMiner M66 are two popular asic miners with different costs, ease of use, and compatibility.

We've compared Bitmain Antminer K7 head-to-head with WhatsMiner M66 to help you decide which is best for your needs.

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Bitmain Antminer K7

Bitmain Antminer K7

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WhatsMiner M66 (274 TH/s)

WhatsMiner M66

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Algorithm
Hash Rate 63.5 TH/s 274 TH/s
Unit Power 48.5 J/TH 19.9 J/TH
Power Consumption 3080 W 5452.599999999999 W
Cooling Air Air
Coins