Samsung

5.8-inch Dynamic AMOLED Display
2220 x 1080 (FHD+) Resolution
Front Camera : 10MP

Rear Camera : 12MP + 16MP
6GB RAM + 128GB ROM
MicroSD Support (Up to 512GB)
Dual-SIM SIM 1 + Hybrid (SIM or MicroSD)
3,100 mAh Battery

6.7 inch Super AMOLDED Plus Display
Front Camera : 32 MP

Rear Camera : 48.0 MP + 12.0 MP + 5.0 MP
8GB RAM + 128GB ROM
MicroSD Support (Up to 512GB)
Dual-SIM SIM 1 + Hybrid (SIM or MicroSD)
4,500 mAh Battery

6.1-inch Dynamic AMOLDED Display
3040 x 1440 (Quad HD+) Resolution
Front Camera : 10.0 MP, F1.9

Rear Camera : 12.0 MP + 16.0 MP + 12.0 MP, F1.5/F2.4 (Dual Aperture) , F2.2 , F2.4
8GB RAM + 128GB ROM
MicroSD Support (Up to 512GB)
Dual-SIM SIM 1 + Hybrid (SIM or MicroSD)
3,400 mAh Battery

6.2-inch LCD Display
720 x 1520 (HD+) Resolution
Front Camera : 8.0 MP

Rear Camera : 13.0 MP + 2.0 MP
2GB RAM + 32GB ROM
MicroSD Support (Up to 512GB)
Dual-SIM (SIM 1 + SIM 2 + MicroSD)
4,000 mAh non-removable battery