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iPhone Air vs iPhone X

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iPhone Air

Starting at

£687.30£999.00 new
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iPhone X

Starting at

£121.10£449.00 new
See options
(94 reviews)
(686 reviews)

What's the difference between the iPhone Air and iPhone X?

iPhone Air vs X comes down to the chipset, RAM and screen size. Refurbished, the iPhone X starts at £121.10, £566.20 less than the iPhone Air. The iPhone Air is the newer model, released in 2025.

Refurbished from

£687.30£121.10

Chipset

Apple A19 ProApple A11 Bionic (10 nm)

RAM

12 GB3 GB

Screen size

6.5 inch5.8 inch

Screen type

Super Retina XDRSuper Retina OLED

Main camera

48 megapixels12 megapixels
  • Chipset: Apple A19 Pro on the iPhone Air, Apple A11 Bionic (10 nm) on the iPhone X.
  • The iPhone Air has more RAM: 12 GB vs 3 GB.
  • The iPhone Air has a bigger screen: 6.5 inch vs 5.8 inch.

iPhone Air vs iPhone X specs

The iPhone Air and iPhone X differ in several key areas that suit different needs. It has a larger, higher resolution screen for more immersive viewing. The cameras on the iPhone Air capture more detail with higher megapixels on both front and main cameras, making it better for photography. The iPhone Air also supports 5G networks and uses USB-C and eSIM technology, while the iPhone X has a smaller screen, lower RAM, and works with 4G and a physical SIM. Both devices are unlocked and have no SD card slot. Choose the iPhone Air if you want a more feature-rich phone with modern connectivity. The iPhone X suits those seeking a smaller screen and enough storage for everyday use.

iPhone Air vs iPhone X price

iPhone Air vs iPhone X battery life and software updates

Durability covers software updates and the operating system. Both run iOS but come from different release years.

Latest Update Compatibility

This means it can run the newest features and security improvements.

Operating System

Both devices use iOS, offering a familiar interface and experience. This ensures reliable app support and integration with other Apple services for either phone.

Battery

N/A2716 mAh

Foldable

NoNo

Ip rating

IP68IP67

Software updates

Supported, up to iOS 27Ended Mar 2025, last iOS 16

Wireless charging

YesYes

Year of release

20252017

iPhone Air vs iPhone X performance

Chipset

Apple A19 ProApple A11 Bionic (10 nm)

RAM

12 GB3 GB

iPhone Air vs iPhone X screen

Screen quality differs in size, resolution, and type, affecting how you view content. The iPhone Air offers a larger and higher resolution display compared to the iPhone X's smaller screen.

Screen Size

The iPhone Air has a 6.5 inch screen, providing more room for watching videos, browsing, and gaming. The iPhone X has a 5.8 inch screen, which is easier to handle with one hand and fits more comfortably in smaller pockets.

Resolution

With a resolution of 2736x1260, the iPhone Air offers sharper images and more detail on screen. The iPhone X's 1125x2436 resolution is also high quality but with fewer pixels overall, which suits users who do not prioritise maximum screen sharpness.

Screen Type

The iPhone Air features a Super Retina XDR display, known for bright colours and contrast. The iPhone X uses Super Retina OLED, which also delivers vibrant colours and deep blacks. Both screens provide excellent visual experiences but with slightly different technologies.

Refresh rate

120 HzN/A

Resolution

2736x12601125 x 2436

Screen size

6.5 inch5.8 inch

Screen type

Super Retina XDRSuper Retina OLED

iPhone Air vs iPhone X camera

Camera capabilities differ notably, with the iPhone Air offering higher megapixel counts on both front and main cameras compared to the iPhone X.

Front Camera

The iPhone Air has an 18 megapixel front camera, capturing more detail for selfies and video calls. The iPhone X has a 7 megapixel front camera, which works well for everyday use but with less detail.

Main Camera

With a 48 megapixel main camera, the iPhone Air is better suited for users who want detailed photos or to crop images while keeping quality. The iPhone X has a 12 megapixel main camera, which is suitable for casual photography and typical daily use.

Camera type

N/ADouble (2x)

Front camera

18 megapixels7 megapixels

Main camera

48 megapixels12 megapixels

iPhone Air vs iPhone X size and design

The miscellaneous section covers connectivity, size, network, and storage options, which affect how you use the device day to day.

Network Compatibility

The iPhone Air supports 5G networks, offering faster data speeds where available. The iPhone X works with 4G, which still provides reliable mobile internet but at lower maximum speeds.

SIM Card Type

The iPhone Air uses an eSIM, allowing you to activate a mobile plan without a physical SIM card. The iPhone X uses a physical SIM card, which some users prefer for easy swapping between devices.

Connector Type

The iPhone Air has a USB-C connector, which is widely used for charging and accessories in many modern devices. The iPhone X uses the Lightning connector, Apple's proprietary standard common in older models.

Dimensions and Weight

The iPhone Air measures 156.2 mm in height, 74.7 mm in width, and 5.6 mm in depth, weighing 165 g. The iPhone X is 143.6 mm tall, 70.9 mm wide, and 7.7 mm deep, weighing 174 g. The iPhone Air is thinner and slightly lighter, while the iPhone X is more compact in height.

Storage Options

For storage, the iPhone Air is available with 256GB, 512GB, and 1TB options, suitable for users needing large space for apps, photos, and files. The iPhone X comes in 64GB and 256GB versions, which are suitable for everyday use with moderate storage needs.

Carrier compatibility

UnlockedUnlocked

Connector

USB-CLightning

Depth

5.6 mm7.7 mm

Height

156.2 mm143.6 mm

Mobile network

5G4G

Release date

19 September 2025N/A

SD card slot

NoNo

SIM card

eSIMPhysical SIM

Weight

165 g174 g

Width

74.7 mm70.9 mm

iPhone Air or iPhone X: which should you buy?

Buy the iPhone Air if

  • you want more RAM (12 GB vs 3 GB)
  • you want a bigger screen (6.5 inch vs 5.8 inch)
  • you want a higher-resolution main camera (48 megapixels vs 12 megapixels)

Buy the iPhone X if

  • you want to spend less: it starts at £121.10, £566.20 less than the iPhone Air
  • you want an OLED screen

What our customers say

Customers who chose the iPhone Air highlight its excellent quality and performance. They mention the phone looks almost brand new and praise battery health, with several noting it lasts a full day. The larger storage options and smooth operation receive positive comments. Some appreciate the phone's slim design and have found good cases without adding bulk. Overall, buyers are happy with the condition and the phone's capabilities for everyday use and more demanding tasks.

Reviews for the iPhone X show satisfaction with its value for money and reliability. Many customers are pleased that the phone feels like new and performs smoothly for daily needs. Storage is enough for typical apps and photos, and the device suits those who prefer a smaller screen. Some users mention minor marks visible only on close inspection but find the phone works well overall. There are a few critical reviews focused on specific issues such as speed or touch screen problems.

The iPhone Air suits users who want a larger, more detailed screen and higher camera quality, with more storage and 5G support. The iPhone X fits those looking for a simpler phone with a smaller footprint and enough features for everyday communication and media.

iPhone Air vs iPhone X FAQs

iPhone Air vs X comes down to the chipset, RAM and screen size. Chipset: Apple A19 Pro on the iPhone Air, Apple A11 Bionic (10 nm) on the iPhone X. The iPhone Air has more RAM: 12 GB vs 3 GB.

The iPhone X is cheaper refurbished, from £121.10 compared with £687.30 for the iPhone Air.

The iPhone Air has a higher-resolution main camera: 48 megapixels vs 12 megapixels.

The iPhone Air is still supported and can run iOS 27. Updates for the iPhone X ended in Mar 2025. Its last version is iOS 16.

The iPhone Air adds more RAM (12 GB vs 3 GB), a bigger screen (6.5 inch vs 5.8 inch) and a higher-resolution main camera (48 megapixels vs 12 megapixels). Refurbished, it costs £566.20 more (from £687.30 vs £121.10).

Refurbished, the iPhone Air comes in 256GB, 512GB and 1TB, and the iPhone X in 64GB and 256GB.

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