Vivo V21 has display Size 6.44", operating system Android 11, Funtouch 11.1. The device has ram 8 GB too, card support is microSDXC (uses shared SIM slot), it has 128GB 8GB RAM, 256GB 8GB RAM hard disk. Back camera 64 MP is awesome, front camera 44 MP is also not bad. V21 has power storage, . Device status is Available