iPhone 8 vs iPhone 17
Quick answer
The iPhone 17 is 11.2 millimetres0.44 inches taller and 29 grams1.02 ounces heavier than the iPhone 8.
The iPhone 8 on Amazon (paid link) no longer gets updates, leaving you stuck on old software. The iPhone 17 (paid link) runs the latest iOS and lasts all day on a single charge. It costs almost nine hundred dollars from Apple, but you get current features and security.
Paid link.
Easier one-handed: iPhone 8
Pocket: iPhone 8
Weight difference: Noticeable
iPhone 8
from $699 at launch.
Launch price, not a live Amazon price.
Check price on Amazon Renewed (paid link)iPhone 17
from $799 at launch.
Launch price, not a live Amazon price.
Check price on Amazon (paid link)
Paid link.
TRUE SCALE · 1.4 PX/MM
TRUE SCALE · 2.2 PX/MM
Hand: US Army ANSUR II, 2012 (sex-balanced median). Pockets: The Pudding, 2018. Card: ISO/IEC 7810 ID-1.
iPhone 8: 138.4 by 67.3 by 7.3 millimetres, 148 grams. iPhone 17: 149.6 by 71.5 by 7.95 millimetres, 177 grams.
8, 17 shown at 2.2 pixels per millimetre.
iPhone 8
from $699 at launch.
Launch price, not a live Amazon price.
Check price on Amazon Renewed (paid link)iPhone 17
from $799 at launch.
Launch price, not a live Amazon price.
Check price on Amazon (paid link)
Paid link.
Height: 8 138.4 millimetres, 17 149.6 millimetres.Height: 8 5.45 inches, 17 5.89 inches.Width: 8 67.3 millimetres, 17 71.5 millimetres.Width: 8 2.65 inches, 17 2.81 inches.Depth: 8 7.30 millimetres, 17 7.95 millimetres.Depth: 8 0.29 inches, 17 0.31 inches.Weight: 8 148 grams, 17 177 grams.Weight: 8 5.22 ounces, 17 6.24 ounces.
Specifications
| Specification | 8 | 17 |
|---|---|---|
| Height | 138.4 millimetres5.45 inches | 149.6 millimetres, 11.2 millimetres more5.89 inches, 0.44 inches more |
| Width | 67.3 millimetres2.65 inches | 71.5 millimetres, 4.2 millimetres more2.81 inches, 0.17 inches more |
| Depth | 7.30 millimetres0.29 inches | 7.95 millimetres, 0.65 millimetres more0.31 inches, 0.03 inches more |
| Weight | 148 grams5.22 ounces | 177 grams, 29 grams more6.24 ounces, 1.02 ounces more |
| Volume | 68.0 cubic centimetres4.15 cubic inches | 85.0 cubic centimetres, 17.0 cubic centimetres more5.19 cubic inches, 1.04 cubic inches more |
| Screen-to-body — Active display area over body area. Our own estimate, not an Apple figure. | 65 percent | 90 percent, 25 percent more |
| Display size — Screen size is always quoted in inches. | 4.7 inches | 6.3 inches, 1.6 inches more |
| Resolution | 750 × 1334 | 1206 × 2622 |
| Pixel density | 326 pixels per inch | 460 pixels per inch, 134 pixels per inch more |
| Cutout | None | Dynamic Island |
| Rear main | 12MP | 48MP |
| Rear ultra-wide | — | — |
| Rear telephoto | — | — |
| Front camera | 7MP | 12MP |
| Chip | A11 Bionic | A19 |
| Video playback — Apple's rated hours of video playback. Apple does not publish battery capacity. | 13 hrs | 30 hrs |
| Port | Lightning | USB-C |
| Wireless | 4G LTE · Wi-Fi · Bluetooth | 5G · Wi-Fi · Bluetooth |
| Water resistance | IP67 (1m for 30 min) | IP68 (6m for 30 min) |
| Storage | 64 – 256 GB | 256 – 512 GB |
| Launch price — Base configuration at launch, in US dollars. | 699 dollars | 799 dollars, 100 dollars more |
| Released | Sep 2017 | Sep 2025 |
| Status | Legacy | Current |
Dimensions
The iPhone 17 is 11.2 mm (0.44 in) taller, 4.2 mm (0.17 in) wider, 0.65 mm (0.03 in) thicker and 29 g (1.02 oz) heavier than the iPhone 8. The iPhone 8 measures 138.4 × 67.3 × 7.30 mm (5.45 × 2.65 × 0.29 in) and weighs 148 g (5.22 oz). The iPhone 17 measures 149.6 × 71.5 × 7.95 mm (5.89 × 2.81 × 0.31 in) and weighs 177 g (6.24 oz).
Also compared with iPhone 8
Questions about these phones
How much bigger is iPhone 17 than iPhone 8?
iPhone 17 is 11.2 mm taller and 4.2 mm wider than iPhone 8. It also has a 1.6 inch larger display.
Is iPhone 17 heavier than iPhone 8?
iPhone 17 weighs 29 grams more than iPhone 8. This weight difference is noticeable in the hand.
What is the screen size difference between iPhone 8 and iPhone 17?
iPhone 8 has a 4.7 inch screen while iPhone 17 has a 6.3 inch screen. The iPhone 17 display is 1.6 inches larger.
Which phone is easier to use one handed?
iPhone 8 is easier to use one handed than iPhone 17. It is also better for small hands.
Do these phones fit in a jeans pocket?
iPhone 8 fits in a typical men's jeans pocket and is more pocketable. iPhone 17 also fits but is larger and heavier.
Is the size upgrade from iPhone 8 to iPhone 17 worth it?
Whether the size upgrade is worth it depends on your needs. iPhone 17 offers a larger screen but is bigger and heavier.