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Apple iPhone 7 Plus vs Apple iPhone Duo

Every spec side by side, from each maker's published figures.

Better figure, where one is clearly better

AppleiPhone 7 PlusAppleiPhone Duo
Overview
ReleasedSeptember 2016Coming 23 October 2026
Display
Screen size5.5″7.6″
Resolution1920 × 10802670 × 1878
Sharpness401 pixels per inch430 pixels per inch
PanelLCDLTPO OLED
Refresh rate60 Hz120 Hz
Peak brightness625 nits3,000 nits
Cover screen–5.4″, 2034 × 1398, 120 Hz
Display typeRetina HD display; 5.5-inch (diagonal) widescreen LCD Multi-Touch display with IPS technologySuper Retina XDR OLED folding display (inner) with nano-texture finish and wide-angle OLEDs; Dynamic Island on both displays
Pixel density401 ppi430 ppi (inner); 460 ppi (outer)
Brightness detail625 cd/m² max brightness (typical)Both displays 1,000 nits max (typical); 1,600 nits peak (HDR); 3,000 nits peak (outdoor); 1 nit minimum
Always-on display–Yes
Screen protectionFingerprint-resistant oleophobic coatingCeramic Shield 2 on the outer display, Ceramic Shield back; inner display has a scratch-resistant coating over a nano-textured custom polymer cover layer, high-strength glass above and below the panel and a titanium plate beneath
Display features3D Touch (GSMArena); wide colour display (P3); 1300:1 contrast ratio (typical); dual-domain pixels for wide viewing angles; Display Zoom; ReachabilityProMotion adaptive refresh up to 120 Hz; HDR; True Tone; Wide colour (P3); Haptic Touch; 2,000,000:1 contrast ratio (typical); anti-reflective coating; Apple Pencil (USB-C) support on either display, which Apple says is coming later in 2026
Cover screen–5.4-inch Super Retina XDR OLED, 1398 x 2034 at 460 ppi, ProMotion up to 120 Hz, same aspect ratio as the inner display; measured as a standard rectangle the screens are 7.58 and 5.36 inches
Performance
ChipA10 FusionA20 Pro
Memory3 GB–
Storage32 GB, 128 GB, 256 GB256 GB, 512 GB, 1 TB, 2 TB
CPUQuad-core 2.34 GHz (2x Hurricane + 2x Zephyr) (GSMArena); 3 GB of Samsung LPDDR4 RAM (iFixit)6-core CPU with 2 super cores and 4 efficiency cores; 2-nanometre process
GPUSix-core PowerVR Series7XT Plus (GSMArena)7-core GPU with Neural Accelerators; hardware-accelerated ray tracing
AI engine–Dual 16-core Neural Engine
Cooling–Custom vapour chamber connected directly to the chip package; up to 35% better sustained performance than iPhone 17 Pro (Apple)
Cameras
Main camera12 MP48 MP
Ultra wide cameraNone48 MP
Telephoto camera12 MPNone
Optical zoom2×None
Front camera7 MP12 MP
Main camera12MP wide-angle, ƒ/1.8 aperture, optical image stabilisation, six-element lens, quad-LED True Tone flash, sapphire crystal lens cover, autofocus with Focus Pixels48MP Fusion Main, 26 mm, ƒ/1.6 aperture, sensor-shift optical image stabilisation, Hybrid Focus Pixels; 24MP and 48MP photos
Ultra wide camera–48MP Fusion Ultra Wide, 13 mm, ƒ/2.2 aperture, 120° field of view, Hybrid Focus Pixels; 24MP and 48MP photos
Telephoto camera12MP telephoto, ƒ/2.8 aperture, 2x optical zoom–
Front camera7MP FaceTime HD camera, ƒ/2.2 aperture, Retina Flash12MP Center Stage camera (outer), ƒ/2.2 aperture; under-display FaceTime camera in the inner display, ƒ/1.8 aperture, 1080p video (resolution in megapixels not published)
Zoom2x optical zoom; digital zoom up to 10x (photos) and 6x (video)12MP optical-quality 2x Telephoto (52 mm, ƒ/1.6) from the Main camera; 2x optical-quality zoom in, 2x optical zoom out (4x optical-quality zoom range); digital zoom up to 10x (6x for video)
Video recording4K at 30 fps; 1080p at 30 or 60 fps; 720p at 30 fps; optical image stabilisation for video; slo-mo 1080p at 120 fps and 720p at 240 fps; time-lapse with stabilisation; 8MP stills while recording 4K4K Dolby Vision at 24, 25, 30 or 60 fps, and at 100 or 120 fps on the Fusion Main camera; 1080p Dolby Vision up to 120 fps; Cinematic mode up to 4K Dolby Vision at 60 fps, with effects applied after capture; Action mode up to 2.8K Dolby Vision at 60 fps; slo-mo 1080p up to 240 fps and 4K Dolby Vision up to 120 fps (Fusion Main); Dual Capture up to 4K Dolby Vision at 30 fps; macro video; HEVC and H.264
Front video1080p HDOuter camera 4K Dolby Vision at 24, 25, 30 or 60 fps, Cinematic mode up to 4K Dolby Vision at 30 fps, slo-mo 1080p at 120 fps; inner camera 1080p at 30 or 60 fps
Camera featuresPortrait mode; Live Photos with stabilisation; wide colour capture; HDR for photos; panorama (up to 63MP); burst mode; timer mode; HEIF and JPEGSmart Take; Duo Preview and Kid Cue on the outer display; Photographic Styles 3; smart focus tracking; Photonic Engine; Deep Fusion; Smart HDR 5; Night mode; next-generation portraits with Focus and Depth Control; panorama up to 63MP; 48MP macro photography; True Tone flash; sapphire crystal lens cover; Camera Control; HEIF and JPEG; no Pro controls
Battery and charging
Battery2,900 mAh–
Video playback (maker's claim)Up to 14 hoursUp to 31 hours
Wireless chargingNoneUp to 25 W
Battery life detailLasts up to 1 hour longer than iPhone 6s Plus; talk time up to 21 hours on 3G; standby up to 16 days; internet use up to 13 hours on 3G or LTE and 15 hours on Wi-Fi; wireless video playback up to 14 hours; wireless audio playback up to 60 hours; 3.82 V, 11.1 Wh, 2,900 mAh (iFixit)Two lithium-ion batteries, one in each half, managed as one; up to 24 hours typical use (equal use of both displays); video playback up to 31 hours on the inner display and 44 hours on the outer; streamed video up to 26 hours inner and 37 hours outer
Wired chargingCharging via USB to a computer or power adapterUp to 50% in around 20 minutes with a 60W-capable USB-C adapter or higher (sold separately); Apple doesn't give a maximum wattage
Wireless charging–MagSafe and Qi2 up to 25W; up to 50% in around 30 minutes with a 35W adapter or higher and a MagSafe Charger
Design
TypeStandardFoldable
Weight188 g254 g
Thickness7.3 mm11.3 mm
Height × width158.2 × 77.9 mm117.8 × 84.1 mm
Water and dust resistanceIP67IP68
Stylus–Yes
Size unfolded–117.8 × 164.6 × 5.2 mm (height × width × thickness)
MaterialsGlass front with aluminium back and frame (GSMArena)Grade 5 titanium enclosure with a mirror-polished finish (85% recycled titanium); 3D-printed titanium hinge cover with a micro-blasted finish; Ceramic Shield back
ColoursRose Gold, Gold, Silver, Black, Jet Black; (PRODUCT)RED from March 2017Star White, Night Sky
ButtonsHome/Touch ID sensor; volume up/down; Ring/Silent switch; side buttonSide button with Touch ID; Camera Control; volume up/down; no Action button
Water resistance detailIP67 (maximum depth of 1 metre up to 30 minutes) under IEC standard 60529IP68 (maximum depth of 6 metres up to 30 minutes) under IEC standard 60529
BiometricsTouch ID fingerprint sensor built into the Home buttonTouch ID fingerprint sensor in the side button
SensorsTouch ID fingerprint sensor; barometer; three-axis gyro; accelerometer; proximity sensor; ambient light sensorTouch ID; barometer; high dynamic range gyro; high-g accelerometer; proximity sensor; four ambient light sensors
SpeakersStereo speakersBuilt-in stereo speakers
Microphones–Built-in microphones; Voice Isolation and Wide Spectrum modes
Software
Operating systemiOSiOS
Software at launchiOS 10iOS 27.1 (Apple's press release; the spec page lists iOS 27)
AI features–Apple Intelligence; Siri AI (beta, English at launch, not initially available in the EU); Siri Camera mode through Camera Control
Safety features–Crash Detection
In the box–iPhone Duo, USB-C Charge Cable (1 m); no power adapter
Connectivity
Satellite messaging–Yes
Mobile networkModel A1784: UMTS/HSPA+/DC-HSDPA; GSM/EDGE; FDD-LTE (bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 27, 28, 29, 30); TD-LTE (bands 38, 39, 40, 41); VoLTE; Wi-Fi callingApple C2 modem; 5G (sub-6GHz) with 4x4 MIMO; Gigabit LTE with 4x4 MIMO; UK model A3720 (US model A3447 adds mmWave)
SIMNano-SIM (GSMArena)Dual eSIM only (two active, eight or more stored); no physical SIM
Wi-FiWi-Fi 802.11ac with MIMOWi-Fi 7 (802.11be) with 2x2 MIMO; Apple N1 wireless networking chip
BluetoothBluetooth 4.2Bluetooth 6; Thread
Ultra Wideband–Apple second-generation Ultra Wideband chip
NFCNFC with reader mode; Express CardsNFC with reader mode; Express Cards with power reserve
Satellite features–Emergency SOS via satellite; Roadside Assistance via satellite; Find My via satellite; Messages via satellite in the US
USBLightning connector; no headphone jack (EarPods with Lightning Connector and a Lightning to 3.5 mm Headphone Jack Adapter in the box); video mirroring and video out up to 1080p through the Lightning Digital AV Adapter and Lightning to VGA Adapter (sold separately)USB-C with charging, DisplayPort and USB 3 (up to 10Gb/s); video out up to 4K HDR
PositioningAssisted GPS, GLONASS, Galileo and QZSS; digital compass; Wi-Fi; cellular; iBeacon microlocationPrecision dual-frequency GPS (GPS, GLONASS, Galileo, QZSS, BeiDou and NavIC); digital compass; iBeacon micro-location

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