Miners efficiency

Compare electrical efficiency on specific algorithms
Efficiency is the power used divided by the hashrate.

Model	Release	Hashrate	Power	Algo	Profitability/day	Efficiency
Bitmain Antminer Z15 Pro	Jun 2023	840ksol/s	2560W	Equihash	-$1.75/day	3.048j/ksol
Bitmain Antminer Z15	Jun 2020	420ksol/s	1510W	Equihash	-$1.54/day	3.595j/ksol
Innosilicon A9++ ZMaster	May 2019	140ksol/s	1550W	Equihash	-$3.53/day	11.071j/ksol
Bitmain Antminer Z11	Apr 2019	135ksol/s	1418W	Equihash	-$3.18/day	10.504j/ksol
Innosilicon A9+ ZMaster	Jan 2019	120ksol/s	1550W	Equihash	-$3.66/day	12.917j/ksol
Bitmain Antminer Z9	Sep 2018	42ksol/s	970W	Equihash	-$2.51/day	23.095j/ksol
Innosilicon A9 ZMaster	Jun 2018	50ksol/s	620W	Equihash	-$1.45/day	12.4j/ksol
Bitmain Antminer Z9 Mini	Jun 2018	10ksol/s	300W	Equihash	-$0.80/day	30j/ksol