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Galaxy S8+ vs iPhone X

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Galaxy S8+

Starting at

£99.25£305.00 new
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iPhone X

Starting at

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

What's the difference between the Galaxy S8+ and iPhone X?

Galaxy S8+ vs iPhone X comes down to the RAM, battery and screen size. Refurbished, the Galaxy S8+ starts at £99.25, £21.85 less than the iPhone X.

Refurbished from

£99.25£121.10

RAM

4 GB3 GB

Battery

3500 mAh2716 mAh

Screen size

6.2 inch5.8 inch

Screen type

Super AMOLEDSuper Retina OLED

Front camera

8 megapixels7 megapixels
  • The Galaxy S8+ has more RAM: 4 GB vs 3 GB.
  • The Galaxy S8+ has a bigger battery: 3500 mAh vs 2716 mAh.
  • The Galaxy S8+ has a bigger screen: 6.2 inch vs 5.8 inch.

Galaxy S8+ vs iPhone X specs

The Galaxy S8+ and the iPhone X both come from 2017 and offer unlocked 4G connectivity with physical SIM cards. The Galaxy S8+ suits you if you want a larger 6.2 inch Super AMOLED screen and prefer Android with more RAM and expandable storage via microSDXC. The iPhone X fits well if you prefer a slightly smaller 5.8 inch Super Retina OLED display and iOS, with options for larger built-in storage up to 256GB. The Galaxy S8+ includes a 3.5mm headphone jack and USB-C connector, while the iPhone X uses a Lightning connector.

Galaxy S8+ vs iPhone X price

Galaxy S8+ vs iPhone X battery life and software updates

Durability covers software support, operating system, and physical design. Their operating systems differ, which affects app availability and user experience.

Operating System Choice

The Galaxy S8+ runs Android, offering access to Android apps and customisation options. The iPhone X uses iOS, which has a different app ecosystem and interface. Your choice depends on whether you prefer Android or iOS for daily use.

Battery

3500 mAh2716 mAh

Foldable

NoNo

Ip rating

IP68IP67

Software updates

Ended Apr 2021Ended Mar 2025, last iOS 16

Wireless charging

YesYes

Year of release

20172017

Galaxy S8+ vs iPhone X performance

Chipset

N/AApple A11 Bionic (10 nm)

RAM

4 GB3 GB

Galaxy S8+ vs iPhone X screen

Screen size, resolution, and type affect how you view content. Both use premium OLED technologies but differ in size and resolution, which influences clarity and workspace.

Screen Size

The Galaxy S8+ has a larger 6.2 inch screen, offering more room for watching videos and multitasking. The iPhone X has a slightly smaller 5.8 inch screen, which may suit those who prefer a more compact phone that fits comfortably in one hand.

Resolution and Clarity

The Galaxy S8+ resolution is 1440 x 2960, which provides a high pixel density and sharp details, ideal for users who prioritise screen clarity and sharpness. The iPhone X has a resolution of 1125 x 2436, which is slightly lower but still delivers crisp and vibrant images with its Super Retina OLED screen.

Screen Technology

The Galaxy S8+ uses Super AMOLED technology, known for vibrant colours and deep blacks. The iPhone X features Super Retina OLED, which offers similarly rich colours and contrast. Both screens provide excellent visual quality for media and everyday use.

Resolution

1440 x 29601125 x 2436

Screen size

6.2 inch5.8 inch

Screen type

Super AMOLEDSuper Retina OLED

Galaxy S8+ vs iPhone X camera

Camera and front camera specifications determine photo quality and video calls. Both phones have similar main cameras but differ slightly in front camera resolution.

Main Camera

Both the Galaxy S8+ and iPhone X have 12 megapixel main cameras, which means they can capture detailed photos. This makes either phone suitable for everyday photography and sharing images.

Front Camera

The Galaxy S8+ has an 8 megapixel front camera, slightly higher than the iPhone X's 7 megapixel front camera. This means the Galaxy S8+ may capture a bit more detail in selfies and video calls, which could matter if you use the front camera often.

Camera type

N/ADouble (2x)

Front camera

8 megapixels7 megapixels

Main camera

12 megapixels12 megapixels

Galaxy S8+ vs iPhone X size and design

Miscellaneous features include physical size, connectors, storage options, and expandability. These affect how the phone fits your lifestyle and accessories.

Storage Options

The Galaxy S8+ is stocked with 64GB of storage and supports microSDXC cards for expandable storage. The iPhone X comes in 64GB and 256GB versions but does not support expandable storage. Choose the Galaxy S8+ if you want flexible storage expansion or the iPhone X if you prefer larger fixed internal storage.

Connectors

The Galaxy S8+ has both USB-C and a 3.5mm headphone jack, allowing use of standard wired headphones without an adapter. The iPhone X uses a Lightning connector and does not have a headphone jack, so you may need wireless or Lightning-compatible headphones.

Physical Dimensions and Weight

The Galaxy S8+ measures 159.5 mm in height, 73.4 mm in width, and 8.1 mm in depth, weighing 173 g. The iPhone X is slightly smaller at 143.6 mm tall, 70.9 mm wide, and 7.7 mm thick, weighing 174 g. The Galaxy S8+ is larger overall, which suits those who want a bigger screen, while the iPhone X is more pocket-friendly.

Carrier and Network Compatibility

Both phones are unlocked and support 4G networks with physical SIM cards, giving you flexibility to choose your network provider.

Carrier compatibility

UnlockedUnlocked

Connector

USB-C + Jack 3.5mmLightning

Depth

8.1 mm7.7 mm

Height

159.5 mm143.6 mm

Mobile network

4G4G

Release date

28 April 2017N/A

SD card slot

microSDXCNo

SIM card

Physical SIMPhysical SIM

Weight

173 g174 g

Width

73.4 mm70.9 mm

Galaxy S8+ or iPhone X: which should you buy?

Buy the Galaxy S8+ if

  • you want to spend less: it starts at £99.25, £21.85 less than the iPhone X
  • you want more RAM (4 GB vs 3 GB)
  • you want a bigger battery (3500 mAh vs 2716 mAh)

What our customers say

Customers who bought the Galaxy S8+ appreciate that it generally works well and comes in good condition. Several say it looks and feels like new, with some very happy users including parents buying for their children. However, some mention issues with the front camera and biometric features, and a few find the battery life and speed less satisfactory. The larger screen and Android experience appeal to those who want a spacious display and expandable storage.

Reviews of the iPhone X highlight that it looks and works like new, with many users pleased with the smooth performance and the larger 256GB storage option. Some buyers use it as a practical choice for family members, praising its condition and reliable speed. A few customers report touchscreen or speed issues, and one noted app compatibility challenges due to the iOS version. The iPhone X suits people who prefer iOS and a slightly smaller phone with solid storage capacity.

Overall, the Galaxy S8+ fits buyers wanting a bigger screen and expandable storage on Android, while the iPhone X is better for those who want iOS and higher fixed storage in a more compact size.

Galaxy S8+ vs iPhone X FAQs

Galaxy S8+ vs iPhone X comes down to the RAM, battery and screen size. The Galaxy S8+ has more RAM: 4 GB vs 3 GB. The Galaxy S8+ has a bigger battery: 3500 mAh vs 2716 mAh.

The Galaxy S8+ is cheaper refurbished, from £99.25 compared with £121.10 for the iPhone X.

The Galaxy S8+ has a bigger battery: 3500 mAh vs 2716 mAh.

Both have the same main camera: 12 megapixels.

Updates for the Galaxy S8+ ended in Apr 2021. Updates for the iPhone X ended in Mar 2025. Its last version is iOS 16.

Refurbished, the Galaxy S8+ comes in 64GB, and the iPhone X in 64GB and 256GB.

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