Retina Display Retina Display models Retina Display models

| Model | PPI_pixels_per_inch_ | ppcm_pixels_per_cm_ | Resolution | Typical_viewing_distance_in_cm | Pixels_per_degree_PPD |
|---|---|---|---|---|---|
| iPhone 4 / 4S and iPod Touch (4th generation) | 326 | 128 | 960×640 | inches (cm) | 57 |
| iPhone 5 / 5S / 5C and iPod Touch (5th generation) | 326 | 128 | 1136×640 | inches (cm) | 57 |
| iPad ( 3rd / 4th generation / iPad Air ) | 264 | 105 | 2048×1536 | inches (cm) | 69 |
| iPad Mini (2nd generation) | 326 | 128 | 2048×1536 | inches (cm) | 85 |
| MacBook Pro with Retina Display 15 | 220 | 87 | 2880×1800 | inches (cm) | 77 |