Samsung Galaxy A40

★★★★★ ★★★★★

(13 reviews)

£66.00 RRP £ 88.00 Save £22.00

The Samsung Galaxy A40 is a compact and stylish smartphone designed for everyday use. It features a vibrant 5.9-inch Super AMOLED display that offers crisp visuals and vivid colors. Powered by an Exynos 7904 processor with up to 4GB RAM, the A40 ensures smooth multitasking and reliable performance.

Colour

Changed due to selection

Black

Blue

White

Coral

Storage

Changed due to selection

64GB

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Manufacturer Code	N/A
EAN	N/A
Colour	Blue
Storage	64GB

Display	5.9-inch Super AMOLED, FHD+ (1080 x 2340)
Processor	Exynos 7904 (14 nm)
RAM	4GB
Internal Storage	64GB (expandable via microSD up to 512GB)
Rear Cameras	16MP (wide) + 5MP (ultrawide)
Front Camera	25MP
Battery Capacity	3100mAh with 15W fast charging

condition

Free next day delivery for orders over £150
Free 48 hour delivery for orders over £30

The length of warranty depends on the condition of the device.

Brand New - manufacturer warranty (min. 12 months)
Refurbished (Good or better) - 12 month warranty
Refurbished (Poor condition) - 3 month warranty

Please note that your warranty will not cover any faults due to impact, pressure, liquid damage, temperature, or any attempt (by you or a third party) to alter or repair the device.

Need to send your phone back to us? No problem! Returning an item is simple and hassle-free at The Big Phone Store. Here’s how it works:

You have 15 days from the date of purchase to notify us that you wish to return your order.
Once your return is approved, you have an additional 15 days to send the item back to us, totalling up to 30 days to complete your return.

What is the screen size of the Galaxy A40?	The A40 features a 5.9-inch Super AMOLED display.
Does the Samsung Galaxy A40 support fast charging?	Yes, it supports 15W fast charging via USB Type-C.
Is the Galaxy A40 good for gaming?	It can handle light to moderate gaming with its Exynos 7904 processor and 4GB RAM.

Design and Build

The Samsung Galaxy A40 features a sleek plastic frame with curved edges and a glossy back panel. It measures 5.9 x 2.8 x 0.3 inches (144.4 x 69.2 x 7.9 mm) and weighs 3.73 ounces (168g), making it comfortable for one-handed use. Available in Black, Coral, Arctic White, and Blue, it includes a rear-mounted fingerprint sensor and USB-C port. While it lacks official water and dust resistance, users appreciate its lightweight feel and vibrant colour options.

Glossy plastic frame with curved edges
Rear-mounted fingerprint sensor
USB-C charging port
No official water/dust resistance
Available in Black, Coral, Arctic White, Blue

Feature	Specifications
Dimensions	144.4 x 69.2 x 7.9 mm (5.9 x 2.8 x 0.3 in)
Weight	168 g (3.73 oz)
Materials	Plastic frame, glass front
Colours	Black, Coral, Arctic White, Blue
Water/Dust Resistance	None
Ports	USB-C

Display

The Galaxy A40 sports a 5.9-inch Super AMOLED display with 1080 x 2340 resolution (437 PPI), offering deep blacks and vivid colors. The screen supports Always On Display and has excellent outdoor readability. While it lacks high refresh-rate support, the colours and contrast remain impressive for everyday use and media consumption.

5.9-inch Super AMOLED, 1080 x 2340, 437 PPI
Vivid colours and deep blacks
Always On Display feature
No high refresh rate (60Hz standard)
Good outdoor visibility

Specification	Details
Size	5.9 inches (14.99 cm)
Type	Super AMOLED
Resolution	1080 x 2340 (437 PPI)
Features	Always On Display, P3 Colour

Performance and Software

The Galaxy A40 is powered by the Exynos 7904 octa-core processor paired with 4GB RAM and 64GB storage (expandable via microSD). It runs Android 10 with One UI support, upgradable to Android 12. The phone offers smooth performance for everyday tasks such as web browsing, video playback, and social media use, though it handles gaming less fluidly than higher-end models.

Exynos 7904 chipset
4GB RAM, 64GB storage (+ microSD expansion)
Android 10 → upgradable to Android 12
Smooth general performance
Average gaming experience

Feature	Details
Processor	Exynos 7904 (2x1.8GHz Cortex-A73 + 6x1.6GHz Cortex-A53)
RAM	4GB
Storage	64GB, microSD up to 512GB
Software	Android 10 → Android 12 (One UI)

Camera System

The Galaxy A40 features a dual-camera system: a 16MP main sensor with f/1.7 aperture and a wide-angle 5MP ultrawide lens (123° FOV). The front-facing camera is 25MP for crisp selfies. It supports Full HD video recording at 30fps. The cameras perform well in daylight, producing vibrant images, though low-light shots are mediocre. Audio-video quality remains solid for casual use.

Rear: 16MP (f/1.7) + 5MP ultrawide (123° FOV)
Front: 25MP selfie camera
Video Recording: 1080p at 30fps
Good daylight photography
Low-light performance is average

Camera	Specifications
Rear Cameras	16MP f/1.7, 5MP ultrawide
Front Camera	25MP f/2.0
Video Capability	1080p @ 30fps

Battery and Charging

The Galaxy A40 includes a 3100mAh battery that lasts a full day under moderate use and supports 15W fast charging via USB-C. It takes around 90 minutes to reach 100%, making it convenient for daily needs. Battery performance is better than many competitors in the same price range.

Battery capacity: 3100mAh
Usage time: ~1 full day
Supports 15W fast charging via USB-C
Full charge in approx. 90 minutes
Competitive battery life in its class

Feature	Details
Battery Size	3100mAh
Single Charge Battery Life	~1 day moderate use
Charging Speed	15W wired fast charge

Connectivity

The Galaxy A40 offers Wi-Fi 802.11ac, Bluetooth 5.0, NFC, GPS, and dual-SIM support. It includes a 3.5mm headphone jack and USB-C port. LTE connectivity is reliable, and the addition of NFC supports mobile payments in the UK. Users find everyday connectivity smooth and dependable.

Wi-Fi 802.11ac
Bluetooth 5.0
NFC support
GPS with A-GPS, GLONASS
Dual-SIM capability

Feature	Details
Wi-Fi	802.11ac
Bluetooth	5.0
NFC	Yes
SIM Support	Dual-SIM
Headphone Jack	Yes, 3.5mm

Why People Love Us

Trusted for our quality, loved for our service. We deliver excellence every step of the way.

Marcus

Posted on Feb 03, 2026

The refurbished Galaxy A40 delivers sharp display quality and smooth performance. A dependable Samsung smartphone UK buyers still enjoy.

Morgan

Posted on Feb 03, 2026

My refurbished Samsung Galaxy A40 feels fast and compact in hand. Ideal for users wanting a lightweight unlocked Android phone UK.

Torin

Posted on Jan 30, 2026

I chose the refurbished Samsung Galaxy A40 for its size and speed. It’s a great Android phone UK buyers often miss. Perfect for one-handed use and everyday apps.

Lysara

Posted on Jan 30, 2026

The refurbished Samsung Galaxy A40 is compact, fast, and easy to use. It’s ideal for those wanting a lightweight Samsung phone UK option. Screen clarity and performance are still very respectable.

Sorvik

Posted on Jan 29, 2026

This refurbished Samsung Galaxy A40 is compact, fast, and easy to use, making it a great unlocked smartphone UK. Ideal for those who prefer a smaller Android phone.

Yatman

Posted on Jan 29, 2026

Bought the refurbished Galaxy A40 as a Samsung phone deal UK and it exceeded expectations. Smooth performance and excellent screen quality for its size.

Eryk

Posted on Dec 31, 2025

The refurbished Samsung Galaxy A40 is comfortable to use and performs well. Ideal for anyone after a cheap Samsung phone UK that’s unlocked.

Elmas

Posted on Dec 31, 2025

My experience with the refurbished Samsung Galaxy A40 has been very positive thanks to its compact size and speed. A smart refurbished Samsung choice for daily tasks.

Sophie

Posted on Dec 10, 2025

My experience with the Samsung Galaxy A40 has been excellent. It’s a top small Samsung smartphone UK users love for portability and performance.

Dalton