Apple · iPhone 4
iPhone 4 specifications
iPhone 4 was introduced by Apple in 2010. This page includes every specification group published on Apple's official technical specifications page, plus model numbers, capacities, colors and current OS compatibility.
Software support: Not listed for iOS 26|Last reviewed: 2026-07-29
Browse listings for iPhone 4 No final software-support end date has been announced.
Specifications
Design and colors
- Size and weight
- Height : 4.5 inches (115.2 mm) • Width : 2.31 inches (58.6 mm) • Depth : 0.37 inch (9.3 mm) • Weight : 4.8 ounces (137 grams)
Display
- Display
- Retina display • 3.5-inch (diagonal) widescreen Multi-Touch display • 960-by-640-pixel resolution at 326 ppi • 800:1 contrast ratio (typical) • 500 cd/m2 max brightness (typical) • Fingerprint-resistant oleophobic coating on front and back • Support for display of multiple languages and characters simultaneously
Performance and storage
- Capacity
- 16GB or 32GB flash drive
Cameras and video
- Camera, photos, and video
- Video recording, HD (720p) up to 30 frames per second with audio • 5-megapixel still camera • VGA-quality photos and video at up to 30 frames per second with the front camera • Tap to focus video or still images • LED flash • Photo and video geotagging
Battery and charging
- Power and battery
- Built-in rechargeable lithium-ion battery • Charging via USB to computer system or power adapter • Talk time: Up to 7 hours on 3G Up to 14 hours on 2G (GSM model only) • Standby time: Up to 300 hours • Internet use: Up to 6 hours on 3G Up to 10 hours on Wi-Fi • Video playback: Up to 10 hours • Audio playback: Up to 40 hours
Connectivity and ports
- Cellular and wireless
- GSM model: UMTS/HSDPA/HSUPA (850, 900, 1900, 2100 MHz); GSM/EDGE (850, 900, 1800, 1900 MHz) • CDMA model: CDMA EV-DO Rev. A (800, 1900 MHz) • 802.11b/g/n Wi-Fi (802.11n 2.4GHz only) • Bluetooth 2.1 + EDR wireless technology
- Location
- Assisted GPS • Digital compass • Wi-Fi • Cellular
- External buttons and controls
- On/off • Sleep/wake • Ring/silent • Volume up/down • Home
- Sensors
- Three-axis gyro • Accelerometer • Proximity sensor • Ambient light sensor
- Connectors and input/output
- 30-pin dock connector • 3.5-mm stereo headphone minijack • Built-in speaker • Microphone
Audio and media
- Audio playback
- Frequency response: 20Hz to 20,000Hz • Audio formats supported: AAC (8 to 320 Kbps), Protected AAC (from iTunes Store), HE-AAC, MP3 (8 to 320 Kbps), MP3 VBR, Audible (formats 2, 3, 4, Audible Enhanced Audio, AAX, and AAX+), Apple Lossless, AIFF, and WAV • User-configurable maximum volume limit
- Headphones
- Apple Earphones with Remote and Mic • Frequency response: 20Hz to 20,000Hz • Impedance: 32 ohms
In the box
- In the box
- iPhone 4 • Apple Earphones with Remote and Mic • Dock Connector to USB Cable • USB Power Adapter • Documentation
Additional specifications
- TV and video
- Video formats supported: H.264 video up to 720p, 30 frames per second, Main Profile level 3.1 with AAC-LC audio up to 160 Kbps, 48kHz, stereo audio in .m4v, .mp4, and .mov file formats; MPEG-4 video, up to 2.5 Mbps, 640 by 480 pixels, 30 frames per second, Simple Profile with AAC-LC audio up to 160 Kbps per channel, 48kHz, stereo audio in .m4v, .mp4, and .mov file formats; Motion JPEG (M-JPEG) up to 35 Mbps, 1280 by 720 pixels, 30 frames per second, audio in ulaw, PCM stereo audio in .avi file format • Support for 1024 by 768 pixels with Dock Connector to VGA Adapter; 576p and 480p with Apple Component AV Cable; 576i and 480i with Apple Composite AV Cable (cables sold separately)
- Bumpers for iPhone
- Dress up your iPhone 4 with a Bumper. Choose one of six colors — white, black, blue, green, orange, or pink — and slip it around the edge of your iPhone 4. With metal buttons for volume and power, two-tone colors, and a combination of rubber and molded plastic, Bumpers add a touch of style to any iPhone 4.
- Accessories
- Actual size and weight vary by configuration and manufacturing process. • All battery claims depend on network configuration and many other factors; actual results will vary. Rechargeable batteries have a limited number of charge cycles and may eventually need to be replaced by an Apple service provider. See www.apple.com/batteries for more information. For more details of iPhone performance tests for talk time, standby time, Internet use over 3G, Internet use over Wi-Fi, video playback, and audio playback, see www.apple.com/iphone/battery.html. • 1GB = 1 billion bytes; actual formatted capacity less. • Based on testing conducted by an independent laboratory following the ANSI standard C633.19, "American National Standard for Methods of Measurement of Compatibility between Wireless Communications Devices and Hearing Aids." • Support • iPhone 4 - Technical Specifications
Before buying
- Match the model number to your region and cellular networks before buying.
- Test the battery, display, cameras and biometrics, and review parts and service history on a used device.
- Verify storage capacity because iPhone does not support expandable memory cards.
Sources
- Official iPhone 4 technical specifications — Apple Support
- Identify iPhone models and model numbers — Apple Support
- Devices compatible with iOS 26 — Apple Support