Which one is right for you?

Bitmain Antminer T21 vs. WhatsMiner M66

Which one is better in 2025? In-depth comparison of Bitmain Antminer T21 and WhatsMiner M66

Bitmain Antminer T21 and WhatsMiner M66 are two popular asic miners with different costs, ease of use, and compatibility.

We've compared Bitmain Antminer T21 head-to-head with WhatsMiner M66 to help you decide which is best for your needs.

	Select a product	Select a product
	Bitmain Antminer T21 Request for quote	WhatsMiner M66 Request for quote
Algorithm	SHA256	SHA256
Hash Rate	190 TH/s	274 TH/s
Unit Power	19 J/TH	19.9 J/TH
Power Consumption	3610 W	5452.599999999999 W
Cooling	Air	Air
Coins	Bitcoin (BTC) Bitcoin Cash (BCH) Bitcoin SV (BSV)	Bitcoin (BTC) Bitcoin Cash (BCH) Bitcoin SV (BSV)