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    What Is My Screen Size?
    What Is My Screen Size?
    WhatIsMyScreenSize
    1. Devices
    2. iPhone
    3. iPhone Duo

    Apple · iPhone

    iPhone Duo Screen Size: 7.6″ (inner)

    The iPhone Duo features a 7.6 inches (inner) Super Retina XDR OLED Foldable display with a resolution of 2670 × 1878 (2670 × 1878 pixels), delivering 430 PPI pixel density. As one of the latest releases, this phone offers 120Hz ProMotion refresh rate and peak brightness of 3000 nits peak (outdoor).

    Apple2026Popular
    Screen Size
    7.6 inches (inner)
    Resolution
    2670 × 1878
    Pixel Density
    430 PPI
    Refresh Rate
    120Hz ProMotion
    Compare iPhone Duo withiPhone 18 ProiPhone 18 Pro MaxGalaxy Z Fold8

    Actual Size

    Device outline scaled to relative proportions using physical dimensions.

    Compare actual size →
    iPhone Duo

    164.6 × 117.8 mm

    Display DNA

    A fingerprint of the iPhone Duo's display characteristics — screen size, panel type, refresh rate, pixel density, and brightness combined into a unique profile.

    OLED120Hz ProMotion430 PPI10:77.6 inches (inner)HDRPeak nits

    6 of 7 display traits active

    Similar screen size

    Galaxy Z Fold897% similarOnePlus Open86% similar

    Computed Display Data

    Derived measurements calculated from the iPhone Duo's physical dimensions and resolution — unique values not found on standard spec sheets.

    Screen Area
    193.9 cm²
    Diagonal
    19.3 cm
    Pixels per Frame
    5.01 million
    CSS Viewport
    626 × 890
    Width
    164.6 mm
    Height
    117.8 mm
    One-Hand Use
    ★☆☆☆☆ (Two-handed)
    Aspect Ratio
    10:7

    Display Rankings

    Where this device ranks among all phones in our database.

    View all rankings →
    #117
    highest PPI
    of 188 phones · See full ranking
    #53
    brightest display
    of 188 phones · See full ranking
    #5
    largest screen
    of 188 phones · See full ranking
    #13
    highest refresh rate
    of 188 phones · See full ranking

    How Big Is 7.6 inches (inner)?

    The iPhone Duo's 7.6" screen compared to everyday objects by diagonal length.

    Credit card3.4"
    iPhone SE4.1"
    Nintendo Switch6.2"
    Kindle Paperwhite6.4"
    iPhone Duo7.6 inches (inner)
    iPad mini8.0"

    iPhone Duo Screen Resolution & Display Specifications

    The iPhone Duo's screen measures 7.6 inches (19.3cm) diagonally, with physical dimensions of 6.48 inches (164.6mm) wide by 4.64 inches (117.8mm) tall. The Super Retina XDR OLED Foldable panel technology ensures vibrant colors with 24-bit color depth and a 10:7 aspect ratio, making it ideal for mobile content consumption and photography.

    With its 120Hz ProMotion display, the iPhone Duo provides exceptionally smooth scrolling and responsive touch interactions. This high refresh rate technology is particularly beneficial for gaming, video playback, and everyday scrolling.

    Screen Size
    7.6 inches (inner)
    Resolution
    2670 × 1878
    Pixel Density
    430 PPI
    Display Type
    Super Retina XDR OLED Foldable
    Aspect Ratio
    10:7
    Color Depth
    24-bit
    Refresh Rate
    120Hz ProMotion
    Brightness
    3000 nits peak (outdoor)
    Advertisement

    iPhone Duo Screen Dimensions

    At 430 PPI, the iPhone Duo delivers sharp, crisp text and images. The total pixel count of 5,014,260 pixels (2670 × 1878) ensures high-definition content rendering. This resolution is well-suited for 4K content and professional work.

    For mobile users, the 7.6 inches (inner) screen size strikes a balance between immersive viewing and manageable one-handed use. The 10:7 aspect ratio is optimized for modern app interfaces and video content.

    Width
    6.48 inches (164.6mm)
    Height
    4.64 inches (117.8mm)
    Diagonal
    7.6 inches (19.3cm)
    Total Pixels
    5,014,260

    Accessories for iPhone Duo

    Cases, chargers, and more compatible with iPhone Duo.

    Chargers

    • Anker 735 Charger (Nano II 65W)
      Editor's pick

      Compact GaN charger for phones, tablets, and laptops

    • Anker USB-C 20W Charger

      Compact fast charger for daily carry

    Wireless Chargers

    • Anker MagGo Wireless Charging Stand (2-in-1)
      MagSafe compatible

      Qi2 15W wireless charging with AirPods pad

    • Anker MagGo Wireless Charging Stand (360°)

      Adjustable MagSafe stand with 15W charging

    Power Banks

    • Anker Power Bank 10,000mAh (PowerCore Slim)
      Editor's pick

      Slim 10,000 mAh pack for all-day backup

    • Anker 737 Power Bank (PowerCore 24K)

      High-capacity 24,000 mAh with 140W output

    Car Mounts

    • iOttie Easy One Touch 6 (Dash & Windshield)
      Editor's pick

      Dashboard/windshield mount with one-hand release

    • iOttie Easy One Touch 6 (Air Vent)

      Vent mount with built-in cable management

    As an Amazon Associate I earn from qualifying purchases. Product links may be affiliate links — prices and availability may change. Affiliate disclosure

    More devices to compare

    The iPhone Duo sits in Apple's iPhone lineup — here are nearby picks from our database.

    Same category

    iPhone 18 Pro

    Popular
    Apple brand logo•2026
    Screen size
    6.3 inches
    Resolution
    2622 × 1206
    Pixel Density460 PPI
    Display TypeSuper Retina XDR OLED
    Total Pixels3.2MP

    iPhone 18 Pro Max

    Popular
    Apple brand logo•2026
    Screen size
    6.9 inches
    Resolution
    2868 × 1320
    Pixel Density460 PPI
    Display TypeSuper Retina XDR OLED
    Total Pixels3.8MP

    More from Apple

    View all →
    • iPhone 18 Pro6.3 inches
    • iPhone 18 Pro Max6.9 inches
    • iPhone 17e6.1 inches

    Explore Similar

    More 7.6 inches (inner) devicesMore OLED phonesMore 400+ PPI phonesMore 120Hz phonesMore Apple devices

    Developer Quick Copy

    Approximate CSS viewport dimensions for responsive development. Values are derived from native resolution and estimated device pixel ratio.

    Viewport
    626 × 890
    Media Query
    @media (max-width: 626px)
    Tailwind
    max-w-[626px]

    Frequently asked questions

    Which phones have the same screen size as the iPhone Duo?
    Devices with a similar 7.6 inches (inner) display include Galaxy Z Fold8, OnePlus Open.
    Is 430 PPI noticeable on the iPhone Duo?
    The iPhone Duo's pixel density is lower than average (430 PPI vs ~460 PPI median) for iPhone devices. Above 400 PPI, individual pixels are difficult to discern at normal viewing distance.
    Can I use the iPhone Duo one-handed?
    With a body width of 164.6 mm, the iPhone Duo rates 1/5 for one-handed use (Two-handed). Phones under 72 mm wide are generally comfortable for one-handed operation.
    How does the iPhone Duo compare to the Galaxy Z Fold8?
    Both have similar screen sizes (7.6 inches (inner) vs 7.6 inches (inner)). The iPhone Duo offers 2670 × 1878 at 430 PPI, while the Galaxy Z Fold8 has 2448 × 1848 at 403 PPI.

    Keep exploring

    Tools and guides for screen size, pixel density, and display specs.

    Tools

    • Viewport CheckerLive CSS viewport and safe-area values
    • DPR CheckerRead device pixel ratio live
    • Breakpoint CheckerTest width against Tailwind tiers
    • Media Query GeneratorGenerate @media CSS snippets
    • Monitor Size CalculatorFind physical monitor dimensions
    • Pixel Density CalculatorCalculate screen PPI
    • Aspect Ratio GeneratorConvert aspect ratios

    Guides

    • What Not to Use on Your Screen: Common Cleaning Mistakes That Kill DisplaysYour monitor looked fine after a quick Windex wipe. Two weeks later the anti-glare coating is cloudy and fingerprints stick worse than before. These are the household cleaners and habits that damage screens, and what to use instead.
    • The Complete Guide to Safely Cleaning Any Screen (TV, Monitor, Laptop, Phone)Paper towels and window cleaner will wreck an OLED coating faster than you think. This guide breaks down safe cleaning by panel type, compares household fixes to dedicated kits, and lists the tools worth buying.
    • Must-Have Tools to Keep Your Screens Dust-Free and Smudge-FreeThe right screen stays clean with three tools: something to lift dust, something to wipe smudges, and something portable for touch-ups. This guide compares the products worth buying for each scenario.
    • How to Choose a Screen Protector for Your Laptop, Monitor, or TVA privacy filter on a glossy gaming OLED washes out blacks. Tempered glass on a matte laptop screen adds glare you bought the matte coating to avoid. Here is how to match protector type to screen size, panel coating, and where you actually use the device.

    Compare with confidence

    See every screen detail side by side before you buy

    Check size, resolution, pixel density, and key specs in one clean comparison view.

    Compare hundreds of phones, tablets, laptops, and monitors.

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