Bitmain Antminer S21 vs. Bitmain Antminer S23

Which one is better in 2026? In-depth comparison of Bitmain Antminer S21 and Bitmain Antminer S23

Bitmain Antminer S21 and Bitmain Antminer S23 are two popular asic miners with different costs, ease of use, and compatibility.

We've compared Bitmain Antminer S21 head-to-head with Bitmain Antminer S23 to help you decide which is best for your needs.

	Select a product	Select a product
	Air Hydro 215 TH/s 200 TH/s Bitmain Antminer S21 Request for quote	Hydro Air Bitmain Antminer S23 Request for quote
Algorithm	SHA256	SHA256
Hash Rate	215 TH/s, 319 TH/s, 200 TH/s	580 TH/s, 305 TH/s
Unit Power	16 J/TH, 17.5 J/TH	9.5 J/TH, 11 J/TH
Power Consumption	3440 W, 5104 W, 3500 W	5510 W, 3355 W
Cooling	Air Hydro	Air Hydro
Coins	Bitcoin (BTC) Bitcoin Cash (BCH) Bitcoin SV (BSV)	Bitcoin (BTC) Bitcoin Cash (BCH) Bitcoin SV (BSV)