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iPhone 15 Plus vs iPhone 8

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iPhone 15 Plus

Starting at

£439.65£799.00 new
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iPhone 8

Starting at

£90.00£399.00 new
See options
(329 reviews)
(411 reviews)

What's the difference between the iPhone 15 Plus and iPhone 8?

iPhone 15 Plus vs 8 comes down to the chipset, RAM and battery. Refurbished, the iPhone 8 starts at £90, £349.65 less than the iPhone 15 Plus. The iPhone 15 Plus is the newer model, released in 2023.

Refurbished from

£439.65£90

Chipset

Apple A16 BionicApple A11 Bionic

RAM

6 GB2 GB

Battery

4383 mAh1821 mAh

Screen size

6.7 inch4.7 inch

Screen type

Super Retina XDR OLEDRetina IPS LCD
  • Chipset: Apple A16 Bionic on the iPhone 15 Plus, Apple A11 Bionic on the iPhone 8.
  • The iPhone 15 Plus has more RAM: 6 GB vs 2 GB.
  • The iPhone 15 Plus has a bigger battery: 4383 mAh vs 1821 mAh.

iPhone 15 Plus vs iPhone 8 specs

The iPhone 15 Plus and iPhone 8 differ in size, power, and features, making each suitable for different users. The iPhone 15 Plus offers a much larger 6.7 inch screen with higher resolution and OLED technology, ideal if you watch videos or use your phone for detailed tasks. It has a stronger battery and more RAM, which helps with multitasking and longer use between charges. The iPhone 8 is more compact with a 4.7 inch screen and simpler specifications, fitting well for everyday use and easier handling. The iPhone 15 Plus supports 5G and uses USB-C, while the iPhone 8 supports 4G and uses a Lightning connector. Storage options vary, with the iPhone 15 Plus stocked up to 512GB and the iPhone 8 up to 256GB.

iPhone 15 Plus vs iPhone 8 price

iPhone 15 Plus vs iPhone 8 battery life and software updates

Durability covers battery capacity, software updates, and physical design.

Battery Capacity

The iPhone 15 Plus has a 4383 mAh battery, which supports longer use between charges. This suits users who need a phone to last through a full day or more of heavy use. The iPhone 8 has a 1821 mAh battery, which is smaller and may require more frequent charging, making it better suited for lighter daily use or as a secondary device.

Battery

4383 mAh1821 mAh

Foldable

NoNo

Ip rating

IP68IP67

Software updates

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

Wireless charging

YesYes

Year of release

20232017

iPhone 15 Plus vs iPhone 8 performance

Performance depends on the chipset, RAM, and storage options. These determine how smoothly the device runs apps, switches between tasks, and stores files.

Chipset and RAM

The iPhone 15 Plus uses the Apple A16 Bionic chipset with 6 GB of RAM, which supports smooth multitasking and efficient performance with demanding apps. This is suited for users who want a responsive phone for gaming, video editing, or heavy multitasking. The iPhone 8 uses the Apple A11 Bionic with 2 GB RAM, which handles everyday apps and simpler tasks well, fitting users who prioritise basic use and stability.

Storage Options

The iPhone 15 Plus is stocked in 128GB, 256GB, and 512GB models, offering plenty of space for apps, photos, and videos. This suits users who store large media libraries or many apps. The iPhone 8 is stocked in 64GB, 128GB, and 256GB options, which fits users with moderate storage needs or those who prefer to manage storage more actively.

Chipset

Apple A16 BionicApple A11 Bionic

RAM

6 GB2 GB

iPhone 15 Plus vs iPhone 8 screen

Screen quality affects how content looks and how much room you have for viewing or working. Key differences include size, resolution, and screen technology.

Screen Size and Resolution

The iPhone 15 Plus has a 6.7 inch screen with a resolution of 1290 x 2796, providing a much larger and sharper display. This makes it comfortable for watching videos, reading, or using detailed apps. The iPhone 8 has a 4.7 inch screen with 750 x 1334 resolution, better suited for users who want a smaller phone that fits easily in one hand.

Screen Technology

The iPhone 15 Plus uses Super Retina XDR OLED technology, which offers richer colours and deeper blacks, enhancing media viewing and photo editing. The iPhone 8 has a Retina IPS LCD screen, which provides clear and accurate colours but with less contrast than OLED, suitable for everyday use.

Refresh rate

60 HzN/A

Resolution

1290 x 2796750 x 1334

Screen size

6.7 inch4.7 inch

Screen type

Super Retina XDR OLEDRetina IPS LCD

iPhone 15 Plus vs iPhone 8 camera

Audiovisual features include the cameras, which impact photo and video quality, especially for selfies and detailed shots.

Front Camera

The iPhone 15 Plus has a 12 megapixel front camera, capturing sharper and more detailed selfies and video calls. This suits users who prioritise high-quality front-facing photos or video conferencing. The iPhone 8 has a 7 megapixel front camera, which performs well for everyday selfies and calls.

Main Camera

With a 48 megapixel main camera, the iPhone 15 Plus captures more detail and higher resolution photos, ideal for photography enthusiasts or those who want clearer images. The iPhone 8 has a 12 megapixel main camera, suitable for simple, everyday photography needs.

Front camera

12 megapixels7 megapixels

Main camera

48 megapixels12 megapixels

iPhone 15 Plus vs iPhone 8 size and design

Miscellaneous differences include connectivity, physical dimensions, and other practical features that affect daily use and compatibility.

Network and SIM

The iPhone 15 Plus supports 5G networks and offers both a physical SIM and an eSIM, which provides flexibility for using multiple plans or carriers. The iPhone 8 supports 4G and uses a physical SIM only, fitting users who do not require the latest network speeds or dual SIM options.

Connector Type

The iPhone 15 Plus uses USB-C, a widely adopted connector type that can simplify charging and accessory compatibility. The iPhone 8 uses the Lightning connector, which remains common for many Apple accessories.

Size and Weight

The iPhone 15 Plus measures 160.9 mm in height, 77.8 mm in width, 7.8 mm in depth, and weighs 201 g. Its larger size and weight suit users who prefer a spacious screen and a substantial feel in hand. The iPhone 8 is smaller and lighter at 138.4 mm height, 67.3 mm width, 7.3 mm depth, and 148 g weight, better for users seeking a compact device that is easy to carry and use one-handed.

Carrier compatibility

UnlockedUnlocked

Connector

USB-CLightning

Depth

7.8 mm7.3 mm

Height

160.9 mm138.4 mm

Mobile network

5G4G

Release date

22 September 202322 September 2017

SD card slot

NoNo

SIM card

Physical SIM + eSIMPhysical SIM

Weight

201 g148 g

Width

77.8 mm67.3 mm

iPhone 15 Plus or iPhone 8: which should you buy?

Buy the iPhone 15 Plus if

  • you want more RAM (6 GB vs 2 GB)
  • you want a bigger battery (4383 mAh vs 1821 mAh)
  • you want a bigger screen (6.7 inch vs 4.7 inch)

Buy the iPhone 8 if

  • you want to spend less: it starts at £90, £349.65 less than the iPhone 15 Plus
  • you want a lighter build (148 g vs 201 g)

What our customers say

Customers who bought the iPhone 15 Plus often highlight its excellent condition and large, clear screen. Many mention smooth performance and good battery life, with some noting the phone looks like new and lasts a full day on one charge. Users appreciate the switch to USB-C, the unlocked status, and the phone's suitability for multitasking and media. Several customers point out the phone's size and weight, recommending a case for protection. Overall, buyers are very happy with the iPhone 15 Plus for its modern features and reliability.

Reviews for the iPhone 8 show many customers satisfied with its near-new appearance and solid performance for everyday use. The battery health is often described as good, supporting daily tasks without issues. Users mention the phone's size as convenient and the storage options as adequate for their needs. Some customers note minor marks but find them acceptable. Most focus on the phone itself working well for work or personal use.

The iPhone 15 Plus suits those wanting a larger screen, strong performance, and advanced features like 5G and USB-C. The iPhone 8 fits buyers looking for a smaller, lighter phone with enough power for daily tasks and simpler needs.

iPhone 15 Plus vs iPhone 8 FAQs

iPhone 15 Plus vs 8 comes down to the chipset, RAM and battery. Chipset: Apple A16 Bionic on the iPhone 15 Plus, Apple A11 Bionic on the iPhone 8. The iPhone 15 Plus has more RAM: 6 GB vs 2 GB.

The iPhone 8 is cheaper refurbished, from £90 compared with £439.65 for the iPhone 15 Plus.

The iPhone 15 Plus has a bigger battery: 4383 mAh vs 1821 mAh.

The iPhone 15 Plus has a higher-resolution main camera: 48 megapixels vs 12 megapixels.

The iPhone 15 Plus is still supported and can run iOS 27. Updates for the iPhone 8 ended in Mar 2025. Its last version is iOS 16.

The iPhone 15 Plus adds more RAM (6 GB vs 2 GB), a bigger battery (4383 mAh vs 1821 mAh) and a bigger screen (6.7 inch vs 4.7 inch). Refurbished, it costs £349.65 more (from £439.65 vs £90).

Refurbished, the iPhone 15 Plus comes in 128GB, 256GB and 512GB, and the iPhone 8 in 64GB, 128GB and 256GB.

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