iPhone 18 Pro vs iPhone Air size
The iPhone 18 Pro measures 150 x 71.9 x 8.75 mm and the iPhone Air measures 156.2 x 74.7 x 5.64 mm. The iPhone Air is the bigger phone. Its front covers 7.6% more area than the iPhone 18 Pro.
- iPhone 18 Pro211 g150 x 71.9 x 8.8 mm
- iPhone Air165 g156.2 x 74.7 x 5.6 mm
Outlines are drawn from published dimensions. Screen and camera shapes are simplified.
How the iPhone 18 Pro measures up
| Spec | iPhone 18 Pro | iPhone Air | Difference |
|---|---|---|---|
| Height | 150 mm 5.91 in | 156.2 mm 6.15 in | -6.2 mm (-4.0%) |
| Width | 71.9 mm 2.83 in | 74.7 mm 2.94 in | -2.8 mm (-3.7%) |
| Thickness | 8.75 mm 0.34 in | 5.64 mm 0.22 in | +3.11 mm (+55.1%) |
| Weight | 211 g 7.4 oz | 165 g 5.8 oz | +46 g (+27.9%) |
| Screen | 6.3 in | 6.5 in | -0.2 in (-3.1%) |
| Front footprint | 107.9 cm² | 116.7 cm² | -8.8 cm² (-7.6%) |
What the difference feels like
The iPhone Air is 2.8 mm wider. That is small, but you can feel it when you wrap your hand around the phone, and it adds a little stretch for one-handed typing.
In a jeans pocket the iPhone Air sits 6.2 mm higher, about 0.24 inches.
The iPhone 18 Pro is 3.11 mm thicker. Manufacturers measure thickness without the camera bump, so the real difference at the camera can be larger.
At 46 g heavier (1.6 oz), the iPhone 18 Pro is noticeably heftier when you hold it up to read.
Common questions
Is the iPhone 18 Pro bigger than the iPhone Air?
The iPhone Air is the bigger phone. Its front covers 7.6% more area than the iPhone 18 Pro. Height differs by 6.2 mm and width by 2.8 mm.
Will a iPhone Air case fit the iPhone 18 Pro?
No. A case is cut for one model's exact size, buttons and camera, and these two differ by 6.2 mm in height and 2.8 mm in width. Buy a case made for the iPhone 18 Pro.
Which is easier to use with one hand?
The iPhone 18 Pro, because it is 2.8 mm narrower. Width matters more than height for reaching across the screen with your thumb.
Cases and prices
Shop links go to Amazon. As an Amazon Associate we earn from qualifying purchases, at no extra cost to you.
Related comparisons
- iPhone 18 Pro vs iPhone 18 Pro Max
- iPhone 18 Pro vs iPhone 16 Pro
- iPhone 18 Pro vs iPhone 16
- iPhone 18 Pro vs iPhone 15 Pro
- iPhone 18 Pro vs iPhone 15
- iPhone 18 Pro vs iPhone 14 Pro Max
- iPhone 18 Pro vs iPhone 14
- iPhone 18 Pro vs iPhone SE (3rd gen)
- iPhone 18 Pro vs Pixel 11 Pro
- iPhone 18 Pro vs Pixel 11
- iPhone 18 Pro vs iPhone 13
- iPhone 18 Pro vs iPhone 17 Pro
Sources
- iPhone 18 Pro: manufacturer spec page
- iPhone Air: manufacturer spec page
See each phone's page for the full spec: iPhone 18 Pro and iPhone Air.