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Galaxy S8+ vs Galaxy S9

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Galaxy S8+

Starting at

£99.25£305.00 new
See options

Galaxy S9

Starting at

£116.50£449.00 new
See options
(361 reviews)
(689 reviews)

What's the difference between the Galaxy S8+ and Galaxy S9?

Galaxy S8+ vs S9 comes down to the battery, screen size and software updates. Refurbished, the Galaxy S8+ starts at £99.25, £17.25 less than the Galaxy S9. The Galaxy S9 is the newer model, released in 2018.

Refurbished from

£99.25£116.50

Battery

3500 mAh3000 mAh

Screen size

6.2 inch5.8 inch

Software updates

Ended Apr 2021Ended Apr 2022

Weight

173 g163 g
  • The Galaxy S8+ has a bigger battery: 3500 mAh vs 3000 mAh.
  • The Galaxy S8+ has a bigger screen: 6.2 inch vs 5.8 inch.
  • Software updates: Ended Apr 2021 on the Galaxy S8+, Ended Apr 2022 on the Galaxy S9.

Galaxy S8+ vs Galaxy S9 specs

The Galaxy S8+ and Galaxy S9 share many features such as RAM, camera resolution, and screen resolution, making both suitable for everyday smartphone use. The Galaxy S8+ offers a larger 6.2 inch screen, which is better for watching videos or browsing with more space. The Galaxy S9 is more compact with a 5.8 inch screen and comes in higher storage options up to 128GB, appealing to those who want a smaller phone or more built-in storage. Both phones use Android and support microSDXC cards, so expandable storage is available.

Galaxy S8+ vs Galaxy S9 price

Galaxy S8+ vs Galaxy S9 battery life and software updates

Durability considerations include software updates, device size, and basic operating system details. This may affect how long you keep your phone for security and app compatibility.

Operating System

Both the Galaxy S8+ and Galaxy S9 run Android, providing a familiar and flexible interface. If you prefer the Android experience, either phone will suit you.

Software Updates

This means that you should consider how important ongoing software support is for your usage when choosing between these models.

Battery

3500 mAh3000 mAh

Foldable

NoNo

Ip rating

IP68IP68

Software updates

Ended Apr 2021Ended Apr 2022

Wireless charging

YesYes

Year of release

20172018

Galaxy S8+ vs Galaxy S9 performance

RAM

4 GB4 GB

Galaxy S8+ vs Galaxy S9 screen

Screen quality affects how you experience media, apps, and general use. Both phones have the same high resolution and Super AMOLED display type, but differ in size.

Screen Size

The Galaxy S8+ has a larger 6.2 inch screen, offering more room for watching videos, gaming, and browsing. The Galaxy S9's 5.8 inch screen suits those who prefer a more compact device that's easier to hold and carry.

Screen Resolution and Type

Both phones share a 1440 x 2960 resolution and use Super AMOLED technology. This means you get sharp, vibrant images no matter which device you choose.

Resolution

1440 x 29601440 x 2960

Screen size

6.2 inch5.8 inch

Screen type

Super AMOLEDSuper AMOLED

Galaxy S8+ vs Galaxy S9 camera

Camera and front-facing camera quality are important for photos and video calls. Both phones offer matching resolution specs here.

Main Camera

Both the Galaxy S8+ and Galaxy S9 have a 12 megapixel main camera. This allows for detailed photos suitable for everyday photography needs.

Front Camera

Each phone features an 8 megapixel front camera, making them equally capable for selfies and video chats.

Camera type

N/ASingle (1x)

Front camera

8 megapixels8 megapixels

Main camera

12 megapixels12 megapixels

Galaxy S8+ vs Galaxy S9 size and design

Other practical details include size, weight, storage options, and connectivity that can influence comfort and convenience in daily use.

Storage Options

The Galaxy S8+ is stocked with 64GB storage, which suits users who primarily rely on expandable memory or moderate storage needs. The Galaxy S9 offers 64GB and 128GB options, making it a better fit if you want more built-in space for apps, photos, and media.

Physical Size and Weight

The Galaxy S8+ measures 159.5 mm in height, 73.4 mm in width and weighs 173 g, providing a larger and slightly heavier device. The Galaxy S9 is smaller and lighter at 147.7 mm tall, 68.7 mm wide, and 163 g, which may suit those looking for a more pocket-friendly phone.

Connectivity and Expandability

Both phones are unlocked and support 4G networks with physical SIM cards. They each include a USB-C connector and a 3.5mm headphone jack. Both support microSDXC cards, allowing you to increase storage with a memory card.

Device Depth

The Galaxy S8+ has a depth of 8.1 mm while the Galaxy S9 is slightly thicker at 8.5 mm. This small difference is unlikely to affect day-to-day handling.

Carrier compatibility

UnlockedUnlocked

Connector

USB-C + Jack 3.5mmUSB-C + Jack 3.5mm

Depth

8.1 mm8.5 mm

Height

159.5 mm147.7 mm

Mobile network

4G4G

Release date

28 April 201716 March 2018

SD card slot

microSDXCmicroSDXC

SIM card

Physical SIMPhysical SIM

Weight

173 g163 g

Width

73.4 mm68.7 mm

Galaxy S8+ or Galaxy S9: which should you buy?

Buy the Galaxy S8+ if

  • you want to spend less: it starts at £99.25, £17.25 less than the Galaxy S9
  • you want a bigger battery (3500 mAh vs 3000 mAh)
  • you want a bigger screen (6.2 inch vs 5.8 inch)

Buy the Galaxy S9 if

  • you want a lighter build (163 g vs 173 g)
  • you want the newer model (2018)

What our customers say

Customers of the Galaxy S8+ generally appreciate the device's condition and performance for everyday use, with many reporting satisfaction and reliability. Some users mention issues such as occasional camera errors, fingerprint and iris scanner problems, and touchscreen responsiveness on certain areas. Battery life and speed receive mixed feedback, with a few customers noting slower performance or poor battery. Overall, customers find the S8+ a solid choice for those who prefer a larger screen and unlocked flexibility.

Reviews of the Galaxy S9 highlight very positive experiences with condition and smooth operation. Users appreciate the storage options and the phone's compact size. Some mention minor cosmetic marks or overheating, while others note battery requires topping up by evening. A few customers report isolated issues with accessories or screen quality, but most find the phone works well and looks almost new. The S9 appeals to those wanting a smaller phone with more storage choices.

Both phones attract buyers who value unlocked devices with expandable storage and good camera capabilities. The S8+ suits those who prefer a larger display, while the S9 is better for users seeking a smaller, lighter phone with higher storage options.

Galaxy S8+ vs Galaxy S9 FAQs

Galaxy S8+ vs S9 comes down to the battery, screen size and software updates. The Galaxy S8+ has a bigger battery: 3500 mAh vs 3000 mAh. The Galaxy S8+ has a bigger screen: 6.2 inch vs 5.8 inch.

The Galaxy S8+ is cheaper refurbished, from £99.25 compared with £116.50 for the Galaxy S9.

The Galaxy S8+ has a bigger battery: 3500 mAh vs 3000 mAh.

Both have the same main camera: 12 megapixels.

Updates for the Galaxy S8+ ended in Apr 2021. Updates for the Galaxy S9 ended in Apr 2022.

The Galaxy S9 adds a lighter build (163 g vs 173 g). Refurbished, it costs £17.25 more (from £116.50 vs £99.25).

Refurbished, the Galaxy S8+ comes in 64GB, and the Galaxy S9 in 64GB and 128GB.

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