Bitcoin: Bitmain antiminer S9, this equipment is developed by flagship mining equipment with a hash rate of 13.5 TH/s. Its price is around 3500$ in Market.
Ethereum: Ethereum uses Ethash algorithm to generate. the mining process is possible through the usage of Graphics Processor Units or GPU. AMD and Nvidia are 2 of the most prominent competitors in this industry.
Bitcoin Cash: this is most easily affordable to mine just by using CPU and GPUs but the most popular Bitcoin cash mining equipment is Halong Mining DragonMint 16T with 16 TH/s of hash rate.