In addition to being rugged and waterproof, the newest G'zOne Commando also has a dual-core processor and 4G LTE.
Casio G'zOne Commando 4G LTE specs - PhoneArena
Casio G'zOne Commando 4G LTE (Verizon Wireless) Review
Review: Casio Gz'One Commando 4G LTE for Verizon Wireless (Phone
Review: Casio Gz'One Commando 4G LTE for Verizon Wireless (Phone
Casio G'zOne Commando 4G LTE specs - PhoneArena
Casio's Commando 4G LTE is ready to rumble (pictures) - CNET
Casio G'zOne Commando Verizon Cell Phones & Smartphones for Sale
Casio G'zOne Commando 4G LTE C811 Verizon Android Rugged Android
Casio G'zOne Commando 4G LTE (Verizon) review: Extra-tough build
Casio G'zOne Commando Verizon Cell Phones & Smartphones for Sale