Screen size
iPad Air 13 (2025)Winner: 13.0"+73%
iPhone 4 CDMA3.5"
Quick verdict
iPad Air 13 (2025) leads the measured specs 15-4.
Measured wins
iPad Air 13 (2025)
15
spec wins
Overall winner
Ties
1
equal specs
iPhone 4 CDMA
4
spec wins
Screen size
Technology
iPad Air 13 (2025)
GSM / HSPA / LTE / 5G
iPhone 4 CDMA
CDMA / EVDO
2G bands
iPad Air 13 (2025)
GSM 850 / 900 / 1800 / 1900
iPhone 4 CDMA
CDMA 800 / 1900
3G bands
iPad Air 13 (2025)
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
iPhone 4 CDMA
CDMA2000 1xEV-DO
4G bands
iPad Air 13 (2025)
1, 2, 3, 4, 5, 7, 8, 11, 12, 13, 14, 17, 18, 19, 20, 21, 25, 26, 28, 29, 30, 32, 34, 38, 39, 40, 41, 42, 48, 66, 71 - A3269, 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 19, 20, 25, 26, 28, 29, 30, 32, 34, 38, 39, 40, 41, 42, 48, 66, 71 - A3271
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
Front camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
5G support
NFC
3.5mm jack
SD card
equal specsStereo speakers
iPhone 4 CDMA
-
5G bands
iPad Air 13 (2025)
1, 2, 3, 5, 7, 8, 12, 14, 20, 25, 26, 28, 29, 30, 38, 40, 41, 48, 66, 70, 71, 75, 76, 77, 78, 79 SA/NSA/Sub6 - A3269, A3271
iPhone 4 CDMA
-
Speed
iPad Air 13 (2025)
HSPA, LTE, 5G - cellular model only
iPhone 4 CDMA
EV-DO Rev.A 3.1 Mbps
Announced
iPad Air 13 (2025)
2025, March 04
iPhone 4 CDMA
2011, January. Released 2011, February
Status
iPad Air 13 (2025)
Available. Released 2025, March 12
iPhone 4 CDMA
Discontinued
Dimensions
iPad Air 13 (2025)
280.6 x 214.9 x 6.1 mm (11.05 x 8.46 x 0.24 in)
iPhone 4 CDMA
115.2 x 58.6 x 9.3 mm (4.54 x 2.31 x 0.37 in)
Weight
iPad Air 13 (2025)
616 g (Wi-Fi) / 617 g (5G) (1.36 lb)
iPhone 4 CDMA
137 g (4.83 oz)
Build
iPad Air 13 (2025)
Glass front, aluminum back, aluminum frame
iPhone 4 CDMA
-
SIM
iPad Air 13 (2025)
eSIM (cellular model only)
iPhone 4 CDMA
Micro-SIM
Other
iPad Air 13 (2025)
Stylus support
iPhone 4 CDMA
-
Type
iPad Air 13 (2025)
Liquid Retina IPS LCD, 600 nits (typ)
iPhone 4 CDMA
IPS LCD
Size
iPad Air 13 (2025)
13.0 inches, 519.3 cm2 (~86.1% screen-to-body ratio)
iPhone 4 CDMA
3.5 inches, 36.5 cm2 (~54.0% screen-to-body ratio)
Resolution
iPad Air 13 (2025)
2048 x 2732 pixels, 4:3 ratio (~264 ppi density)
iPhone 4 CDMA
640 x 960 pixels, 3:2 ratio (~330 ppi density)
Protection
iPad Air 13 (2025)
Scratch-resistant glass, oleophobic coating, Mohs level 4
iPhone 4 CDMA
Corning Gorilla Glass, oleophobic coating
OS
iPad Air 13 (2025)
iPadOS 18.3.2, upgradable to iPadOS 26.2.1
iPhone 4 CDMA
iOS 4, upgradable to iOS 7.1.1
Chipset
iPad Air 13 (2025)
Apple M3
iPhone 4 CDMA
Apple A4 (45 nm)
CPU
iPad Air 13 (2025)
Octa-core (4 performance cores and 4 efficiency cores)
iPhone 4 CDMA
1.0 GHz Cortex-A8
GPU
iPad Air 13 (2025)
Apple GPU (9-core graphics)
iPhone 4 CDMA
PowerVR SGX535
Card slot
iPad Air 13 (2025)
No
iPhone 4 CDMA
No
Internal
iPad Air 13 (2025)
128GB 8GB RAM, 256GB 8GB RAM, 512GB 8GB RAM, 1TB 8GB RAM
iPhone 4 CDMA
16GB 512MB RAM, 32GB 512MB RAM
Single
iPad Air 13 (2025)
12 MP, f/1.8, (wide), 1/3.0", 1.22µm, dual pixel PDAF
iPhone 4 CDMA
5 MP, AF
Features
iPad Air 13 (2025)
HDR
iPhone 4 CDMA
LED flash, HDR
Video
iPad Air 13 (2025)
4K@24/25/30/60fps, 1080p@25/30/60/120/240fps; gyro-EIS
iPhone 4 CDMA
720p@30fps
Single
iPad Air 13 (2025)
12 MP, f/2.0, 122˚ (ultrawide)
iPhone 4 CDMA
-
Features
iPad Air 13 (2025)
HDR
iPhone 4 CDMA
-
Video
iPad Air 13 (2025)
1080p@25/30/60fps; gyro-EIS
iPhone 4 CDMA
-
Other
iPad Air 13 (2025)
-
iPhone 4 CDMA
Videocalling over Wi-Fi only
Loudspeaker
iPad Air 13 (2025)
Yes, with stereo speakers
iPhone 4 CDMA
Yes
3.5mm jack
iPad Air 13 (2025)
No
iPhone 4 CDMA
Yes
WLAN
iPad Air 13 (2025)
Wi-Fi 802.11 a/b/g/n/ac/6e, dual-band, hotspot
iPhone 4 CDMA
Wi-Fi 802.11 b/g/n
Bluetooth
iPad Air 13 (2025)
5.3, A2DP, LE
iPhone 4 CDMA
2.1, A2DP
Positioning
iPad Air 13 (2025)
GPS, GLONASS (5G model only)
iPhone 4 CDMA
GPS, A-GPS
NFC
iPad Air 13 (2025)
No
iPhone 4 CDMA
-
Radio
iPad Air 13 (2025)
No
iPhone 4 CDMA
No
USB
iPad Air 13 (2025)
USB Type-C 3.1 Gen2, DisplayPort, magnetic connector
iPhone 4 CDMA
2.0
Sensors
iPad Air 13 (2025)
Fingerprint (top-mounted), accelerometer, gyro, compass, barometer
iPhone 4 CDMA
Accelerometer, gyro, proximity, compass
Browser
iPad Air 13 (2025)
-
iPhone 4 CDMA
HTML5 (Safari)
Other
iPad Air 13 (2025)
-
iPhone 4 CDMA
iCloud cloud service MP3/WAV player MP4/H.264 player Document viewer
Type
iPad Air 13 (2025)
Li-Po 9705 mAh (36.59 Wh)
iPhone 4 CDMA
Li-Po 1420 mAh, non-removable
Colors
iPad Air 13 (2025)
Space Gray, Starlight, Purple, Blue
iPhone 4 CDMA
Black, White
Models
iPad Air 13 (2025)
A3269, A3271, A3268
iPhone 4 CDMA
iPhone 3,3
SAR
iPad Air 13 (2025)
1.09 W/kg (body)
iPhone 4 CDMA
1.18 W/kg (head) 0.87 W/kg (body)
SAR EU
iPad Air 13 (2025)
1.48 W/kg (body)
iPhone 4 CDMA
-
Price
iPad Air 13 (2025)
About 950 EUR
iPhone 4 CDMA
About 150 EUR