iPhone Duo vs iPhone 15 Plus
Quick answer
The iPhone 15 Plus is 43.1 millimetres1.70 inches taller and 53 grams1.87 ounces lighter than the iPhone Duo.
The iPhone 15 Plus is 86.8 millimetres3.42 inches narrower and 43.1 millimetres1.70 inches taller than the iPhone Duo.
The iPhone Duo on Amazon (paid link) arrived this week with a foldable design and under‑display FaceTime camera, while the iPhone 15 Plus (paid link) is now a value choice available only renewed. You get significantly longer battery life with the newer handset, but its $1,999 price is far higher than the older model's refurbished listing. Buy the iPhone Duo if you want the fresh hardware; otherwise, the iPhone 15 Plus still fits comfortably and lasts well enough.
Paid link.
Easier one-handed: iPhone Duo
Pocket: iPhone 15 Plus
Weight difference: Noticeable
iPhone DuoiPhone Duo
from $1,999 at launch.
Launch price, not a live Amazon price.
Check price on Amazon (paid link)iPhone 15 Plus
from $899 at launch.
Launch price, not a live Amazon price.
Check price on Amazon Renewed (paid link)
Paid link.
TRUE SCALE · 1.2 PX/MM
TRUE SCALE · 2.1 PX/MM
Hand: US Army ANSUR II, 2012 (sex-balanced median). Pockets: The Pudding, 2018. Card: ISO/IEC 7810 ID-1.
iPhone Duo: 117.8 by 84.1 by 11.3 millimetres, 254 grams. iPhone 15 Plus: 160.9 by 77.8 by 7.8 millimetres, 201 grams.iPhone Duo: 117.8 by 164.6 by 5.2 millimetres, 254 grams. iPhone 15 Plus: 160.9 by 77.8 by 7.8 millimetres, 201 grams.
Duo, 15 Plus shown at 2.1 pixels per millimetre.
iPhone DuoiPhone Duo
from $1,999 at launch.
Launch price, not a live Amazon price.
Check price on Amazon (paid link)iPhone 15 Plus
from $899 at launch.
Launch price, not a live Amazon price.
Check price on Amazon Renewed (paid link)
Paid link.
Height: Duo 117.8 millimetres, 15 Plus 160.9 millimetres.Height: Duo 4.64 inches, 15 Plus 6.33 inches.Width: Duo 84.1 millimetres, 15 Plus 77.8 millimetres.Width: Duo 3.31 inches, 15 Plus 3.06 inches.Depth: Duo 11.30 millimetres, 15 Plus 7.80 millimetres.Depth: Duo 0.44 inches, 15 Plus 0.31 inches.Weight: Duo 254 grams, 15 Plus 201 grams.Weight: Duo 8.96 ounces, 15 Plus 7.09 ounces.
Height: Duo 117.8 millimetres, 15 Plus 160.9 millimetres.Height: Duo 4.64 inches, 15 Plus 6.33 inches.Width: Duo 164.6 millimetres, 15 Plus 77.8 millimetres.Width: Duo 6.48 inches, 15 Plus 3.06 inches.Depth: Duo 5.20 millimetres, 15 Plus 7.80 millimetres.Depth: Duo 0.20 inches, 15 Plus 0.31 inches.Weight: Duo 254 grams, 15 Plus 201 grams.Weight: Duo 8.96 ounces, 15 Plus 7.09 ounces.
Specifications
| Specification | Duo | 15 Plus |
|---|---|---|
| Height | 117.8 millimetres4.64 inches117.8 millimetres4.64 inches | 160.9 millimetres, 43.1 millimetres more6.33 inches, 1.70 inches more160.9 millimetres, 43.1 millimetres more6.33 inches, 1.70 inches more |
| Height, open | 117.8 millimetres4.64 inches | — |
| Height, closed | 117.8 millimetres4.64 inches | — |
| Width | 84.1 millimetres3.31 inches164.6 millimetres6.48 inches | 77.8 millimetres, 6.3 millimetres less3.06 inches, 0.25 inches less77.8 millimetres, 86.8 millimetres less3.06 inches, 3.42 inches less |
| Width, open | 164.6 millimetres6.48 inches | — |
| Width, closed | 84.1 millimetres3.31 inches | — |
| Depth | 11.30 millimetres0.44 inches5.20 millimetres0.20 inches | 7.80 millimetres, 3.50 millimetres less0.31 inches, 0.14 inches less7.80 millimetres, 2.60 millimetres more0.31 inches, 0.10 inches more |
| Depth, open | 5.20 millimetres0.20 inches | — |
| Depth, closed | 11.30 millimetres0.44 inches | — |
| Weight | 254 grams8.96 ounces254 grams8.96 ounces | 201 grams, 53 grams less7.09 ounces, 1.87 ounces less201 grams, 53 grams less7.09 ounces, 1.87 ounces less |
| Volume | 111.9 cubic centimetres6.83 cubic inches100.8 cubic centimetres6.15 cubic inches | 97.6 cubic centimetres, 14.3 cubic centimetres less5.96 cubic inches, 0.87 cubic inches less97.6 cubic centimetres, 3.2 cubic centimetres less5.96 cubic inches, 0.19 cubic inches less |
| Screen-to-body — Active display area over body area. Our own estimate, not an Apple figure. | 89 percent90 percent | 88 percent, 1 percent less88 percent, 2 percent less |
| Display size — Screen size is always quoted in inches. | 5.4 inches7.6 inches | 6.7 inches, 1.3 inches more6.7 inches, 0.9 inches less |
| Resolution | 1398 × 20341878 × 2670 | 1290 × 27961290 × 2796 |
| Pixel density | 460 pixels per inch430 pixels per inch | 460 pixels per inch, the same460 pixels per inch, 30 pixels per inch more |
| Cutout | Dynamic IslandNone | Dynamic IslandDynamic Island |
| Rear main | 48MP Fusion f/1.648MP Fusion f/1.6 | 48MP48MP |
| Rear ultra-wide | 48MP Ultra Wide f/2.248MP Ultra Wide f/2.2 | —— |
| Rear telephoto | —— | —— |
| Front camera | 12MP Center Stage f/2.2 (outer), under-display FaceTime f/1.8 (inner)12MP Center Stage f/2.2 (outer), under-display FaceTime f/1.8 (inner) | 12MP12MP |
| Chip | A20 ProA20 Pro | A16 BionicA16 Bionic |
| Video playback — Apple's rated hours of video playback. Apple does not publish battery capacity. | 44 hrs31 hrs | 26 hrs26 hrs |
| Port | USB-CUSB-C | USB-CUSB-C |
| Wireless | 5G · Wi-Fi 7 · Bluetooth 6 · Apple C2 modem5G · Wi-Fi 7 · Bluetooth 6 · Apple C2 modem | 5G · Wi-Fi · Bluetooth5G · Wi-Fi · Bluetooth |
| Water resistance | IP68 (6m for 30 min)IP68 (6m for 30 min) | IP68 (6m for 30 min)IP68 (6m for 30 min) |
| Storage | 256 GB – 2 TB256 GB – 2 TB | 128 – 512 GB128 – 512 GB |
| Launch price — Base configuration at launch, in US dollars. | 1,999 dollars1,999 dollars | 899 dollars, 1100 dollars less899 dollars, 1100 dollars less |
| Released | Oct 2026Oct 2026 | Sep 2023Sep 2023 |
| Status | CurrentCurrent | DiscontinuedDiscontinued |
Dimensions
The iPhone 15 Plus is 43.1 mm (1.70 in) taller, 6.3 mm (0.25 in) narrower, 3.50 mm (0.14 in) thinner and 53 g (1.87 oz) lighter than the iPhone Duo (closed). The iPhone Duo (closed) measures 117.8 × 84.1 × 11.30 mm (4.64 × 3.31 × 0.44 in) and weighs 254 g (8.96 oz). The iPhone Duo (open) measures 117.8 × 164.6 × 5.20 mm (4.64 × 6.48 × 0.20 in) and weighs 254 g (8.96 oz). The iPhone 15 Plus measures 160.9 × 77.8 × 7.80 mm (6.33 × 3.06 × 0.31 in) and weighs 201 g (7.09 oz).
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Questions about these phones
How much taller is the iPhone 15 Plus than the iPhone Duo?
The iPhone 15 Plus is 43.1 mm taller than the iPhone Duo when the Duo is closed. The height difference is clear when holding both devices.
Which phone is easier to use with one hand?
The iPhone Duo is easier for one-handed use when closed since it is narrower than the iPhone 15 Plus. The iPhone 15 Plus width makes it harder to reach the edges.
Do these phones fit in a typical men's jeans pocket?
The iPhone 15 Plus fits in a typical men's jeans pocket but the iPhone Duo does not. The iPhone Duo thickness prevents it from sliding in comfortably.
Which phone is lighter?
The iPhone 15 Plus is 53 g lighter than the iPhone Duo. You will notice the weight difference when switching between them.
What is the screen size difference between the two phones?
The iPhone 15 Plus has a 6.7 inch screen whereas the iPhone Duo has a 5.4 inch display when closed. The iPhone 15 Plus screen is 1.3 inches larger.
Is upgrading from the iPhone 15 Plus to the iPhone Duo worth it for size only?
It depends on whether you prefer foldability or pocketability. The iPhone Duo offers a new form factor but is less pocketable than the iPhone 15 Plus.