iPhone 16 vs iPhone 18 Pro
0.3 mm wider, 2.4 mm taller and 41 g heavier.
Quick answer
Choosing between iPhone 16 and iPhone 18 Pro comes down to weight and thickness rather than reach. iPhone 16 measures 147.6 mm tall, 71.6 mm wide, and 7.8 mm deep, weighing 170 g. iPhone 18 Pro expands slightly to 150 mm tall and 71.9 mm wide, but thickens to 8.75 mm and weighs 211 g. In an average adult hand, the horizontal grip feels nearly identical, but iPhone 18 Pro delivers a larger 6.3 in display compared to the 6.1 in screen of iPhone 16. Both devices fit into measured men's jeans pockets but fail to fit median women's pockets. iPhone 18 Pro pulls noticeably more in a light jacket pocket.
- iPhone 18 Pro adds 41 g, making iPhone 16 feel significantly lighter in everyday carry.
- Widths differ by 0.30000000000001137 mm, keeping one-handed grip essentially identical across an average adult hand.
- iPhone 18 Pro increases screen size to 6.3 in while adding 0.9500000000000002 mm of thickness.
- Both models fit median men's pockets, but neither fits into median women's jeans pockets.
TRUE SCALE · 1.7 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 16: 147.6 by 71.6 by 7.8 millimetres, 170 grams. iPhone 18 Pro: 150 by 71.9 by 8.75 millimetres, 211 grams.
16, 18 Pro shown at 2.2 pixels per millimetre.
Height: 16 147.6 millimetres, 18 Pro 150.0 millimetres.Height: 16 5.81 inches, 18 Pro 5.91 inches.Width: 16 71.6 millimetres, 18 Pro 71.9 millimetres.Width: 16 2.82 inches, 18 Pro 2.83 inches.Depth: 16 7.80 millimetres, 18 Pro 8.75 millimetres.Depth: 16 0.31 inches, 18 Pro 0.34 inches.Weight: 16 170 grams, 18 Pro 211 grams.Weight: 16 6.00 ounces, 18 Pro 7.44 ounces.
Specifications
| Specification | 16 | 18 Pro |
|---|---|---|
| Height | 147.6 millimetres5.81 inches | 150.0 millimetres, 2.4 millimetres more5.91 inches, 0.09 inches more |
| Width | 71.6 millimetres2.82 inches | 71.9 millimetres, 0.3 millimetres more2.83 inches, 0.01 inches more |
| Depth | 7.80 millimetres0.31 inches | 8.75 millimetres, 0.95 millimetres more0.34 inches, 0.04 inches more |
| Weight | 170 grams6.00 ounces | 211 grams, 41 grams more7.44 ounces, 1.45 ounces more |
| Volume | 82.4 cubic centimetres5.03 cubic inches | 94.4 cubic centimetres, 11.9 cubic centimetres more5.76 cubic inches, 0.73 cubic inches more |
| Screen-to-body — Active display area over body area. Our own estimate, not an Apple figure. | 87 percent | 89 percent, 2 percent more |
| Display size — Screen size is always quoted in inches. | 6.1 inches | 6.3 inches, 0.2 inches more |
| Resolution | 1179 × 2556 | 1206 × 2622 |
| Pixel density | 461 pixels per inch | 458 pixels per inch, 3 pixels per inch less |
| Cutout | Dynamic Island | Dynamic Island |
| Rear main | 48MP | 48MP Fusion, variable aperture f/1.48-f/4.0 |
| Rear ultra-wide | — | 48MP Fusion f/2.2 |
| Rear telephoto | — | 48MP Fusion 100mm (4x optical, 8x optical-quality) |
| Front camera | 12MP | 18MP Center Stage f/1.9 |
| Chip | A18 | A20 Pro |
| Video playback — Apple's rated hours of video playback. Apple does not publish battery capacity. | 22 hrs | 36 hrs |
| Port | USB-C | USB-C |
| Wireless | 5G · Wi-Fi · Bluetooth | 5G · Wi-Fi 7 · Bluetooth 6 · Apple C2 modem |
| Water resistance | IP68 (6m for 30 min) | IP68 (6m for 30 min) |
| Storage | 128 – 512 GB | 256 GB – 2 TB |
| Launch price — Base configuration at launch, in US dollars. | 799 dollars | 1,199 dollars, 400 dollars more |
| Released | Sep 2024 | Sep 2026 |
| Status | Current | Current |
Also compared with iPhone 16
Questions about these phones
How does the weight of iPhone 16 compare to iPhone 18 Pro?
iPhone 16 weighs 170 g, whereas iPhone 18 Pro weighs 211 g, making iPhone 18 Pro exactly 41 g heavier.
Is the screen noticeably larger on iPhone 18 Pro than iPhone 16?
iPhone 18 Pro provides a 6.3 in screen with a resolution of 1206 × 2622, compared to the 6.1 in display with 1179 × 2556 resolution on iPhone 16.
Which phone is easier to handle with one hand?
iPhone 16 is easier to manage because it has a slimmer 7.8 mm depth and a lighter 170 g weight than the 8.75 mm deep iPhone 18 Pro.
Do iPhone 16 and iPhone 18 Pro fit into standard jeans pockets?
Both iPhone 16 and iPhone 18 Pro fit inside median men's jeans pockets, but neither device fits within median women's jeans pockets.
How much larger is the physical body of iPhone 18 Pro?
iPhone 18 Pro is 150 mm tall and 71.9 mm wide, which is 2.4000000000000057 mm taller and 0.30000000000001137 mm wider than iPhone 16.
Is upgrading from iPhone 16 to iPhone 18 Pro worth it for the size change alone?
Upgrading for size alone is rarely practical, as iPhone 18 Pro gains only 0.20000000000000018 in of screen while adding 41 g of heft.