Antminer Z15 vs WhatsMiner M21

We are reviewing time-tested solutions Antminer Z15 and WhatsMiner M21. Despite the release of new generations, these models are still active on the market. Different algorithms (Equihash vs SHA-256) mean different strategies: Antminer Z15 mines Zcash, while WhatsMiner M21 is focused on Bitcoin Cash. Model Bitmain Antminer Z15 is presented exclusively in a configuration with 420kSol, other power options are not provided for this series. MicroBT WhatsMiner M21 is released in a single version with 31Th. Model Antminer Z15 420kSol has a power consumption of 1512 Watts, while WhatsMiner M21 31Th consumes 1860 Watts. Both miners use air cooling, which requires good room ventilation. 5 ads found for Bitmain Antminer Z15. The current cost for 420kSol power is from 291700 RUB. Both new and used devices are available. Unfortunately, WhatsMiner M21 is currently not available either in stock or on order. Please try looking at other models.