iPhone 17 vs iPhone Duo (folded)
12.6 mm wider, 31.8 mm shorter and 77 g heavier.
Quick answer
Choosing between these phones comes down to traditional slimness versus a compact, heavy fold. iPhone 17 weighs 177 g with a depth of 7.95 mm and a 6.3 inches screen, fitting standard pockets easily. iPhone Duo (folded) is shorter at 117.8 mm compared to 149.6 mm for iPhone 17, but it is considerably thicker at 11.3 mm, wider at 84.1 mm, and heavier at 254 g. In daily handling, iPhone 17 allows standard one-handed reach with its 71.5 mm width. iPhone Duo (folded) features a 5.4 inches cover display and feels substantially dense in a jacket pocket. Based on measured jeans pockets, iPhone 17 fits men's pockets, whereas iPhone Duo (folded) fits neither men's nor women's pockets.
- iPhone Duo (folded) is 31.8 mm shorter but 3.35 mm thicker than iPhone 17.
- iPhone 17 is 77 g lighter, making it significantly less noticeable in pockets.
- iPhone Duo (folded) does not fit median men's or women's jeans pockets.
- iPhone 17 provides a 6.3 inches screen, while iPhone Duo (folded) has a 5.4 inches display.
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 17: 149.6 by 71.5 by 7.95 millimetres, 177 grams. iPhone Duo (folded): 117.8 by 84.1 by 11.3 millimetres, 254 grams.
17, Duo shown at 2.2 pixels per millimetre.
Height: 17 149.6 millimetres, Duo 117.8 millimetres.Height: 17 5.89 inches, Duo 4.64 inches.Width: 17 71.5 millimetres, Duo 84.1 millimetres.Width: 17 2.81 inches, Duo 3.31 inches.Depth: 17 7.95 millimetres, Duo 11.30 millimetres.Depth: 17 0.31 inches, Duo 0.44 inches.Weight: 17 177 grams, Duo 254 grams.Weight: 17 6.24 ounces, Duo 8.96 ounces.
Specifications
| Specification | 17 | Duo |
|---|---|---|
| Height | 149.6 millimetres5.89 inches | 117.8 millimetres, 31.8 millimetres less4.64 inches, 1.25 inches less |
| Width | 71.5 millimetres2.81 inches | 84.1 millimetres, 12.6 millimetres more3.31 inches, 0.50 inches more |
| Depth | 7.95 millimetres0.31 inches | 11.30 millimetres, 3.35 millimetres more0.44 inches, 0.13 inches more |
| Weight | 177 grams6.24 ounces | 254 grams, 77 grams more8.96 ounces, 2.72 ounces more |
| Volume | 85.0 cubic centimetres5.19 cubic inches | 111.9 cubic centimetres, 26.9 cubic centimetres more6.83 cubic inches, 1.64 cubic inches more |
| Screen-to-body — Active display area over body area. Our own estimate, not an Apple figure. | 90 percent | 89 percent, 1 percent less |
| Display size — Screen size is always quoted in inches. | 6.3 inches | 5.4 inches, 0.9 inches less |
| Resolution | 1206 × 2622 | 1398 × 2034 |
| Pixel density | 458 pixels per inch | 457 pixels per inch, 1 pixels per inch less |
| Cutout | Dynamic Island | Dynamic Island |
| Rear main | 48MP | 48MP Fusion f/1.6 |
| Rear ultra-wide | — | 48MP Ultra Wide f/2.2 |
| Rear telephoto | — | — |
| Front camera | 12MP | 12MP Center Stage f/2.2 (outer), under-display FaceTime f/1.8 (inner) |
| Chip | A19 | A20 Pro |
| Video playback — Apple's rated hours of video playback. Apple does not publish battery capacity. | 30 hrs | 44 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 | 256 – 512 GB | 256 GB – 2 TB |
| Launch price — Base configuration at launch, in US dollars. | 799 dollars | 1,999 dollars, 1200 dollars more |
| Released | Sep 2025 | Oct 2026 |
| Status | Current | Current |
Also compared with iPhone 17
Questions about these phones
How does the weight of iPhone 17 compare to iPhone Duo (folded)?
iPhone 17 weighs 177 g, which is 77 g lighter than the 254 g weight of iPhone Duo (folded).
Which phone is easier to use with one hand?
iPhone 17 is easier to hold across its width of 71.5 mm compared to the wider 84.1 mm body of iPhone Duo (folded).
How do their pocket fits compare?
iPhone 17 fits median men's jeans pockets, while iPhone Duo (folded) fits neither median men's nor women's pockets due to its width and depth.
What is the screen size difference between iPhone 17 and iPhone Duo (folded)?
iPhone 17 has a 6.3 inches display, while iPhone Duo (folded) features a smaller 5.4 inches cover display.
How much thicker is iPhone Duo (folded) than iPhone 17?
iPhone Duo (folded) measures 11.3 mm in depth, which is 3.35 mm thicker than the 7.95 mm depth of iPhone 17.
Is iPhone Duo (folded) taller or shorter than iPhone 17?
iPhone Duo (folded) is shorter at 117.8 mm in height compared to the 149.6 mm height of iPhone 17.