iPhone Duo guides · Guide · Updated 2026-10-28

iPhone Duo cameras: what you get

The iPhone Duo has a camera on the outside, one under the inner screen and three on the back. Here is each one, and the two features that use the outer screen.

The cameras

Apple lists three rear cameras: a 48MP Fusion Main (26 mm, ƒ/1.6), a 48MP Fusion Ultra Wide (13 mm, ƒ/2.2, 120° field of view) and a 12MP 2x Telephoto (52 mm, ƒ/1.6).

There are two front cameras: a 12MP camera on the outer display (ƒ/2.2) and an under-display camera on the inner display (ƒ/1.8).

Camera	Sensor	Aperture
Rear Main	48MP	ƒ/1.6
Rear Ultra Wide	48MP	ƒ/2.2
Rear 2x Telephoto	12MP	ƒ/1.6
Front, outer	12MP	ƒ/2.2
Front, inner (under display)	—	ƒ/1.8

Duo Preview

Duo Preview shows a live camera preview on the outer display, so the person in front of the camera can pose and the photographer can check the framing.

Kid Cue

Kid Cue plays Peanuts animations on the outer display to catch children's attention so they look at the camera.

Questions

How many cameras does the iPhone Duo have?

Five in total, according to Apple's specs: three on the back and two on the front.

What is Duo Preview?

A live camera preview shown on the outer display, so a subject can see the shot.

Sources

Goldfold turns the iPhone Duo into a glass of water that pours into an aquarium when you unfold it. Paid once, no ads.

Coming soon to the App StoreSee Goldfold on the App Store See Goldfold pour