WhatsMiner M66S+ vs. Bitmain Antminer U3S21EXPH

Which one is better in 2026? In-depth comparison of WhatsMiner M66S+ and Bitmain Antminer U3S21EXPH

WhatsMiner M66S+ and Bitmain Antminer U3S21EXPH are two popular asic miners with different costs, ease of use, and compatibility.

We've compared WhatsMiner M66S+ head-to-head with Bitmain Antminer U3S21EXPH to help you decide which is best for your needs.

	Select a product	Select a product
	WhatsMiner M66S+ Request for quote	Bitmain Antminer U3S21EXPH Request for quote
Algorithm	SHA256	SHA256
Hash Rate	318 TH/s	860 TH/s
Unit Power	17 J/TH	13 J/TH
Power Consumption	5406 W	11180 W
Cooling	Air	Air
Coins	Bitcoin (BTC) Bitcoin Cash (BCH) Bitcoin SV (BSV)	Bitcoin (BTC) Bitcoin Cash (BCH) Bitcoin SV (BSV)