iPhone 17 Pro vs iPhone 15
Quick answer
The iPhone 15 is 0.95 millimetres0.04 inches thinner and 35 grams1.23 ounces lighter than the iPhone 17 Pro.
The iPhone 15 on Amazon (paid link) is lighter and easier to slip into a pocket, while the iPhone 17 Pro (paid link) brings a smoother display and much longer battery life. If you want a noticeable jump in speed and endurance, the iPhone 17 Pro is the pick. If you prefer a lighter device and want to spend less on a renewed model, stick with the iPhone 15.
Paid link.
Easier one-handed: Same
Pocket: iPhone 15
Weight difference: Noticeable
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 17 Pro: 150 by 71.9 by 8.75 millimetres, 206 grams. iPhone 15: 147.6 by 71.6 by 7.8 millimetres, 171 grams.
17 Pro, 15 shown at 2.2 pixels per millimetre.
iPhone 17 Pro
from $1,099 at launch.
Launch price, not a live Amazon price.
Check price on Amazon (paid link)iPhone 15
from $799 at launch.
Launch price, not a live Amazon price.
Check price on Amazon Renewed (paid link)
Paid link.
Height: 17 Pro 150.0 millimetres, 15 147.6 millimetres.Height: 17 Pro 5.91 inches, 15 5.81 inches.Width: 17 Pro 71.9 millimetres, 15 71.6 millimetres.Width: 17 Pro 2.83 inches, 15 2.82 inches.Depth: 17 Pro 8.75 millimetres, 15 7.80 millimetres.Depth: 17 Pro 0.34 inches, 15 0.31 inches.Weight: 17 Pro 206 grams, 15 171 grams.Weight: 17 Pro 7.27 ounces, 15 6.03 ounces.
Specifications
| Specification | 17 Pro | 15 |
|---|---|---|
| Height | 150.0 millimetres5.91 inches | 147.6 millimetres, 2.4 millimetres less5.81 inches, 0.09 inches less |
| Width | 71.9 millimetres2.83 inches | 71.6 millimetres, 0.3 millimetres less2.82 inches, 0.01 inches less |
| Depth | 8.75 millimetres0.34 inches | 7.80 millimetres, 0.95 millimetres less0.31 inches, 0.04 inches less |
| Weight | 206 grams7.27 ounces | 171 grams, 35 grams less6.03 ounces, 1.23 ounces less |
| Volume | 94.4 cubic centimetres5.76 cubic inches | 82.4 cubic centimetres, 11.9 cubic centimetres less5.03 cubic inches, 0.73 cubic inches less |
| Screen-to-body — Active display area over body area. Our own estimate, not an Apple figure. | 89 percent | 87 percent, 2 percent less |
| Display size — Screen size is always quoted in inches. | 6.3 inches | 6.1 inches, 0.2 inches less |
| Resolution | 1206 × 2622 | 1179 × 2556 |
| Pixel density | 460 pixels per inch | 460 pixels per inch, the same |
| Cutout | Dynamic Island | Dynamic Island |
| Rear main | 48MP | 48MP |
| Rear ultra-wide | — | — |
| Rear telephoto | — | — |
| Front camera | 12MP | 12MP |
| Chip | A19 Pro | A16 Bionic |
| Video playback — Apple's rated hours of video playback. Apple does not publish battery capacity. | 32 hrs | 20 hrs |
| Port | USB-C | USB-C |
| Wireless | 5G · Wi-Fi · Bluetooth | 5G · Wi-Fi · Bluetooth |
| Water resistance | IP68 (6m for 30 min) | IP68 (6m for 30 min) |
| Storage | 256 GB – 1 TB | 128 – 512 GB |
| Launch price — Base configuration at launch, in US dollars. | 1,099 dollars | 799 dollars, 300 dollars less |
| Released | Sep 2025 | Sep 2023 |
| Status | Discontinued | Discontinued |
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Questions about these phones
How do the dimensions of the iPhone 17 Pro and the iPhone 15 compare?
The iPhone 15 is 2.4 mm shorter and 0.3 mm narrower than the iPhone 17 Pro. It also features a smaller 6.1-inch screen compared to the 6.3-inch display on the iPhone 17 Pro.
Which phone is lighter between the iPhone 17 Pro and the iPhone 15?
The iPhone 15 weighs 171 g, making it 35 g lighter than the iPhone 17 Pro at 206 g. This weight difference is noticeable when holding both devices.
Do both the iPhone 17 Pro and the iPhone 15 fit in a pocket?
Both the iPhone 17 Pro and the iPhone 15 fit comfortably in a typical men's jeans pocket. Neither model fits easily into a median women's jeans pocket.
Is the iPhone 15 easier to use with one hand than the iPhone 17 Pro?
Both the iPhone 17 Pro and the iPhone 15 offer the same level of one-handed ease of use. Their widths are nearly identical at 71.9 mm and 71.6 mm respectively.
What is the screen size difference between the iPhone 17 Pro and the iPhone 15?
The iPhone 17 Pro has a 6.3-inch display, which is 0.2 inches larger than the 6.1-inch screen on the iPhone 15.
How much thicker is the iPhone 17 Pro compared to the iPhone 15?
The iPhone 17 Pro has a depth of 8.75 mm, while the iPhone 15 measures 7.8 mm deep, making the iPhone 15 about 0.95 mm thinner.