1. Screen Size
   1. 6.5-inches
   2. 5.8-inches
   3. 6.1-inches
   4. 5.5-inches
   5. 4.7-inches
   6. 5.5-inches
   7. 4.7-inches
2. Screen Type
   1. OLED
   2. OLED
   3. LCD
   4. LCD
   5. LCD
   6. LCD
   7. LCD
3. Screen Resolution
   1. 2688×1242 (458PPI)
   2. 2463×1125 (458PPI)
   3. 1792×828 (326PPI)
   4. 1920×1080 (401PPI)
   5. 1334×750 (326PPI)
   6. 1920×1080 (401PPI)
   7. 1334×750 (326PPI)
4. Rear Camera
   1. Dual 12MP/4K
   2. Dual 12MP/4K
   3. Single 12MP/4K
   4. Dual 12MP/4K
   5. Dual 12MP/4K
   6. Single 12MP/4K
   7. Single 12MP/4K
5. Front Camera
   1. 7MP
   2. 7MP
   3. 7MP
   4. 7MP
   5. 7MP
   6. 7MP
   7. 7MP
6. 3D Touch
   1. Yes
   2. Yes
   3. No
   4. Yes
   5. Yes
   6. Yes
   7. Yes
7. Wireless Charging
   1. Yes
   2. Yes
   3. Yes
   4. Yes
   5. Yes
   6. No
   7. No
8. Water Resistance
   1. IP68, 2m for 30min
   2. IP68, 2m for 30min
   3. IP67, 1m for 30min
   4. IP67, 1m for 30min
   5. IP67, 1m for 30min
   6. IP67, 1m for 30min
   7. IP67, 1m for 30min
9. Processor
   1. A12 Bionic
   2. A12 Bionic
   3. A12 Bionic
   4. A11 Bionic
   5. A11 Bionic
   6. A10 Fusion
   7. A10 Fusion
10. Biometrics
    1. Face ID
    2. Face ID
    3. Face ID
    4. Touch ID
    5. Touch ID
    6. Touch ID
    7. Touch ID
11. Price
    1. $1,099
    2. $749
    3. $999
    4. $699
    5. $599
    6. $569
    7. $449