iPhone Duo vs iPhone 16
Quick answer
The iPhone 16 is 12.5 millimetres0.49 inches narrower and 84 grams2.96 ounces lighter than the iPhone Duo.
The iPhone 16 is 93.0 millimetres3.66 inches narrower and 84 grams2.96 ounces lighter than the iPhone Duo.
The iPhone Duo on Amazon (paid link) just launched with vastly longer battery life, but it weighs noticeably more and Apple sells it for $1999 now. You get a foldable form factor that changes how you use the display, yet the heavier build takes getting used to. This is the year to move if you crave novelty and endurance, but the 16 (paid link) is a pragmatic hold.
Paid link.
Easier one-handed: iPhone 16
Pocket: iPhone 16
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 16
from $799 at launch.
Launch price, not a live Amazon price.
Check price on Amazon (paid link)
Paid link.
TRUE SCALE · 1.2 PX/MM
TRUE SCALE · 2.3 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 16: 147.6 by 71.6 by 7.8 millimetres, 170 grams.iPhone Duo: 117.8 by 164.6 by 5.2 millimetres, 254 grams. iPhone 16: 147.6 by 71.6 by 7.8 millimetres, 170 grams.
Duo, 16 shown at 2.3 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 16
from $799 at launch.
Launch price, not a live Amazon price.
Check price on Amazon (paid link)
Paid link.
Height: Duo 117.8 millimetres, 16 147.6 millimetres.Height: Duo 4.64 inches, 16 5.81 inches.Width: Duo 84.1 millimetres, 16 71.6 millimetres.Width: Duo 3.31 inches, 16 2.82 inches.Depth: Duo 11.30 millimetres, 16 7.80 millimetres.Depth: Duo 0.44 inches, 16 0.31 inches.Weight: Duo 254 grams, 16 170 grams.Weight: Duo 8.96 ounces, 16 6.00 ounces.
Height: Duo 117.8 millimetres, 16 147.6 millimetres.Height: Duo 4.64 inches, 16 5.81 inches.Width: Duo 164.6 millimetres, 16 71.6 millimetres.Width: Duo 6.48 inches, 16 2.82 inches.Depth: Duo 5.20 millimetres, 16 7.80 millimetres.Depth: Duo 0.20 inches, 16 0.31 inches.Weight: Duo 254 grams, 16 170 grams.Weight: Duo 8.96 ounces, 16 6.00 ounces.
Specifications
| Specification | Duo | 16 |
|---|---|---|
| Height | 117.8 millimetres4.64 inches117.8 millimetres4.64 inches | 147.6 millimetres, 29.8 millimetres more5.81 inches, 1.17 inches more147.6 millimetres, 29.8 millimetres more5.81 inches, 1.17 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 | 71.6 millimetres, 12.5 millimetres less2.82 inches, 0.49 inches less71.6 millimetres, 93.0 millimetres less2.82 inches, 3.66 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 | 170 grams, 84 grams less6.00 ounces, 2.96 ounces less170 grams, 84 grams less6.00 ounces, 2.96 ounces less |
| Volume | 111.9 cubic centimetres6.83 cubic inches100.8 cubic centimetres6.15 cubic inches | 82.4 cubic centimetres, 29.5 cubic centimetres less5.03 cubic inches, 1.80 cubic inches less82.4 cubic centimetres, 18.4 cubic centimetres less5.03 cubic inches, 1.12 cubic inches less |
| Screen-to-body — Active display area over body area. Our own estimate, not an Apple figure. | 89 percent90 percent | 87 percent, 2 percent less87 percent, 3 percent less |
| Display size — Screen size is always quoted in inches. | 5.4 inches7.6 inches | 6.1 inches, 0.7 inches more6.1 inches, 1.5 inches less |
| Resolution | 1398 × 20341878 × 2670 | 1179 × 25561179 × 2556 |
| 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 | A18A18 |
| Video playback — Apple's rated hours of video playback. Apple does not publish battery capacity. | 44 hrs31 hrs | 22 hrs22 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 | 799 dollars, 1200 dollars less799 dollars, 1200 dollars less |
| Released | Oct 2026Oct 2026 | Sep 2024Sep 2024 |
| Status | CurrentCurrent | CurrentCurrent |
Dimensions
The iPhone 16 is 29.8 mm (1.17 in) taller, 12.5 mm (0.49 in) narrower, 3.50 mm (0.14 in) thinner and 84 g (2.96 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 16 measures 147.6 × 71.6 × 7.80 mm (5.81 × 2.82 × 0.31 in) and weighs 170 g (6.00 oz).
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Questions about these phones
How much taller and narrower is the iPhone 16 than the iPhone Duo?
The iPhone 16 is 29.8 mm taller and 12.5 mm narrower than the iPhone Duo when the Duo is closed.
Is the iPhone Duo heavier than the iPhone 16?
The iPhone Duo weighs 254 g which is 84 g heavier than the iPhone 16 at 170 g.
Which phone has a larger screen?
The iPhone 16 has a 6.1 inch screen while the iPhone Duo has a 5.4 inch outer display.
Which phone is better for one-handed use?
The iPhone 16 is rated easier for one-handed use and better for small hands than the iPhone Duo.
Does the phone fit in a jeans pocket?
The iPhone 16 fits a typical men's jeans pocket whereas the iPhone Duo does not fit standard men's or women's pockets.
Is the size upgrade to the iPhone Duo worth it?
The size difference is noticeable so whether the iPhone Duo upgrade is worth it depends on your needs.