Cat S53
The Cat S53 phone is powered by the Qualcomm SM4350 Snapdragon 480 5G (8 nm) chipset and ships with Android 11. It is equipped with a RAM of 6GB, 128GB internal storage, IPS LCD 720 x 1600 display type, 6.5" display size, a fingerprint sensor, NFC support, and 5500 mAh battery.
Cat S75
The Cat S75 phone is powered by the Mediatek Dimensity 930 (6 nm) chipset and ships with Android 12. It is equipped with a RAM of 6GB, 128GB internal storage, IPS LCD Corning Gorilla Glass Victus display type, 6.6" display size, a fingerprint sensor, NFC support, and 5000 mAh battery.