iphonesize

iPhone Duo size and dimensions

Quick answer

The iPhone Duo (closed) measures 117.8117.84.644.64 × by 84.184.13.313.31 × by 11.30 mm11.30 millimetres0.44 in0.44 inches and weighs 254 g254 grams8.96 oz8.96 ounces.

The iPhone Duo (open) measures 117.8117.84.644.64 × by 164.6164.66.486.48 × by 5.20 mm5.20 millimetres0.20 in0.20 inches and weighs 254 g254 grams8.96 oz8.96 ounces.

Writing the comparison…

●Duo

Comparing (1)

  • ●iPhone Duo (closed)iPhone Duo (open)

    117.8 mm117.8 millimetres4.64 in4.64 inches × 84.1 mm84.1 millimetres3.31 in3.31 inches117.8 mm117.8 millimetres4.64 in4.64 inches × 164.6 mm164.6 millimetres6.48 in6.48 inches

  • ● iPhone Duo (closed)iPhone Duo (open) — from $1,999 at launch, ships 23 October.

TRUE SCALE · 1.1 PX/MM

TRUE SCALE · 1.8 PX/MM

Hand

Average adult hand · 187 mm long, 82 mm across

Hand: US Army ANSUR II, 2012 (sex-balanced median). Pockets: The Pudding, 2018. Card: ISO/IEC 7810 ID-1.

iPhone Duo (closed): 117.8 by 84.1 by 11.3 millimetres, 254 grams.iPhone Duo (open): 117.8 by 164.6 by 5.2 millimetres, 254 grams.

Duo shown at 1.8 pixels per millimetre.

  • ● iPhone Duo (closed)iPhone Duo (open) — from $1,999 at launch, ships 23 October.
HeightWidthDepthWeight●Duo117.8 mm117.8 millimetres4.64 in4.64 inches84.1 mm84.1 millimetres3.31 in3.31 inches11.30 mm11.30 millimetres0.44 in0.44 inches254 g254 grams8.96 oz8.96 ounces

Height 117.8 mmHeight: Duo 117.8 millimetres.Height 4.64 inHeight: Duo 4.64 inches.·Width 84.1 mmWidth: Duo 84.1 millimetres.Width 3.31 inWidth: Duo 3.31 inches.·Depth 11.30 mmDepth: Duo 11.30 millimetres.Depth 0.44 inDepth: Duo 0.44 inches.·Weight 254 gWeight: Duo 254 grams.Weight 8.96 ozWeight: Duo 8.96 ounces.

HeightWidthDepthWeight●Duo117.8 mm117.8 millimetres4.64 in4.64 inches164.6 mm164.6 millimetres6.48 in6.48 inches5.20 mm5.20 millimetres0.20 in0.20 inches254 g254 grams8.96 oz8.96 ounces

Height 117.8 mmHeight: Duo 117.8 millimetres.Height 4.64 inHeight: Duo 4.64 inches.·Width 164.6 mmWidth: Duo 164.6 millimetres.Width 6.48 inWidth: Duo 6.48 inches.·Depth 5.20 mmDepth: Duo 5.20 millimetres.Depth 0.20 inDepth: Duo 0.20 inches.·Weight 254 gWeight: Duo 254 grams.Weight 8.96 ozWeight: Duo 8.96 ounces.

Specifications

Specifications for iPhone Duo (closed). Differences are given against iPhone Duo (closed).
Specification●Duo
Height117.8 mm117.8 millimetres4.64 in4.64 inches117.8 mm117.8 millimetres4.64 in4.64 inches
Width84.1 mm84.1 millimetres3.31 in3.31 inches164.6 mm164.6 millimetres6.48 in6.48 inches
Depth11.30 mm11.30 millimetres0.44 in0.44 inches5.20 mm5.20 millimetres0.20 in0.20 inches
Weight254 g254 grams8.96 oz8.96 ounces254 g254 grams8.96 oz8.96 ounces
Volume111.9 cm³111.9 cubic centimetres6.83 in³6.83 cubic inches100.8 cm³100.8 cubic centimetres6.15 in³6.15 cubic inches
Screen-to-body — Active display area over body area. Our own estimate, not an Apple figure.≈89%89 percent≈90%90 percent
Display size — Screen size is always quoted in inches.5.4 in5.4 inches7.6 in7.6 inches
Resolution1398 × 20341878 × 2670
Pixel density460 ppi460 pixels per inch430 ppi430 pixels per inch
CutoutDynamic IslandNone
Rear main48MP Fusion f/1.648MP Fusion f/1.6
Rear ultra-wide48MP Ultra Wide f/2.248MP Ultra Wide f/2.2
Rear telephoto——
Front camera12MP 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)
ChipA20 ProA20 Pro
Video playback — Apple's rated hours of video playback. Apple does not publish battery capacity.44 hrs31 hrs
PortUSB-CUSB-C
Wireless5G · Wi-Fi 7 · Bluetooth 6 · Apple C2 modem5G · Wi-Fi 7 · Bluetooth 6 · Apple C2 modem
Water resistanceIP68 (6m for 30 min)IP68 (6m for 30 min)
Storage256 GB – 2 TB256 GB – 2 TB
Launch price — Base configuration at launch, in US dollars.$1,9991,999 dollars$1,9991,999 dollars
ReleasedOct 2026Oct 2026
StatusCurrentCurrent

Also compared with iPhone Duo (closed)

  • iPhone Duo vs iPhone 18 Pro Max
  • iPhone Duo vs iPhone 18 Pro
  • iPhone Duo vs iPhone 17 Air
  • iPhone Duo vs iPhone 17
  • iPhone Duo vs iPhone 17e
  • iPhone Duo vs iPhone 16 Plus
  • iPhone Duo vs iPhone 16
  • iPhone Duo vs iPhone 16e
  • iPhone Duo vs iPhone 17 Pro Max
  • iPhone Duo vs iPhone 17 Pro
  • iPhone Duo vs iPhone 16 Pro Max
  • iPhone Duo vs iPhone 16 Pro
Sources·Open data·About·Terms·Units
·As an Amazon Associate we earn from qualifying purchases.

© 2026 ABHI Tech Inc. Renders and data are original works.

iPhone Duo (closed) is short in the hand but exceptionally wide and thick, making it tough to use one-handed. It is hefty in a pocket and carries a steep $1999 price tag. Buy it for the folding experience, not for lightweight portability.

One-handed: No

Pocket: No

Feels heavy: Yes

  • ● iPhone Duo (closed)iPhone Duo (open) — from $1,999 at launch, ships 23 October.
  • ● iPhone Duo (closed)iPhone Duo (open) — from $1,999 at launch, ships 23 October.

Questions about these phones

What are the dimensions of the iPhone Duo (closed)?▾

The iPhone Duo (closed) measures 117.8 mm (4.64 inches) tall, 84.1 mm (3.31 inches) wide, and 11.3 mm (0.44 inches) thick.

How much does the iPhone Duo (closed) weigh?▾

The iPhone Duo (closed) weighs 254 grams (8.96 ounces), resulting in a heavy feel in hand.

What is the screen size of the iPhone Duo (closed)?▾

The iPhone Duo (closed) features a 5.4-inch outer display with a resolution of 1398 × 2034 pixels.

Is the iPhone Duo (closed) easy to use with one hand?▾

No, the iPhone Duo (closed) is not suitable for one-handed use due to its wide 84.1 mm body and substantial 254 g weight for an average adult hand.

Does the iPhone Duo (closed) fit in jeans pockets?▾

The iPhone Duo (closed) does not fit into median men's or median women's jeans pockets because of its 84.1 mm width and 11.3 mm thickness.

How does the size of the iPhone Duo (closed) compare to standard iPhones?▾

The iPhone Duo (closed) has a notably shorter height than standard iPhones, but it is considerably wider, thicker, and heavier at 254 grams.