My Mobiles
Samsung Galaxy A03 Core

Samsung Galaxy A03 Core deals

The Samsung Galaxy A03 Core is in our catalog but no UK retailer currently stocks it.

Buyers who need a dependable handset for calls, messaging and maps with two-day battery life, or a spare and first-phone device, and who are not expecting smooth multitasking or camera quality.

Samsung Galaxy A03 Core

No deals currently available

The Samsung Galaxy A03 Core is in our catalog but no UK retailer currently stocks it. Check back later, or browse Samsung alternatives below.

About the Samsung Galaxy A03 Core

The Samsung Galaxy A03 Core sits right at the bottom of Samsung's range, and it is refreshingly honest about what it is: a phone for calls, messages, maps and the occasional video clip. It runs Android 11 Go edition rather than full One UI, which is the sensible call given 2GB of RAM, because the lightweight Google apps and trimmed-back interface keep things moving where a standard build would stutter. The 6.5-inch HD+ LCD is generously large for this end of the market and perfectly readable indoors, though it is neither sharp nor especially bright, and the single 8MP rear camera manages daylight snaps and not much beyond that. Endurance is the genuine strength here: a 5,000mAh battery paired with a low-power Unisoc chip and an undemanding screen will see out two days of light use without complaint. The compromises are real, though. Charging is slow over microUSB rather than USB-C, and 32GB of storage fills up quickly unless you add a microSD card. Launched at the end of 2021, its software support window has now closed, so it makes far more sense as a spare or first phone than as your main handset.

Price History

Tracking the best prices since 27 Apr 2026.

Samsung Galaxy A03 Core vs Galaxy A03 - Key Differences

Feature Samsung Galaxy A03 Core Samsung Galaxy A03
Chipset Unisoc SC9863A (28nm) Unisoc T606 (12nm)
Memory 2GB RAM, 32GB storage 3GB or 4GB RAM, 32GB / 64GB / 128GB storage
Rear camera Single 8MP 48MP main + 2MP depth
Battery 5,000 mAh, no fast charging 5,000 mAh, 10W charging
Software at launch Android 11 Go edition Android 11 with One UI Core 3.1
Weight 211 g 196 g
Dimensions 164.2 × 75.9 × 9.1 mm 164.1 × 75.9 × 9.1 mm
SIM-free price Not available From £89.90

Frequently asked questions

Is the Samsung Galaxy A03 Core worth buying?
Only for very light use. With 2GB of RAM, a 28nm Unisoc SC9863A chip and Android Go software, it handles calls, messaging, maps and browsing but struggles with demanding apps and multitasking. It works well as a spare handset, a first phone for a child or a simple daily driver, but anyone who wants smooth performance should look at the standard Galaxy A03 or a newer A-series model.
Is the Samsung Galaxy A03 Core camera any good?
It is basic. There is a single 8MP rear camera and a 5MP selfie camera, both capped at 1080p 30fps video, with no ultrawide, macro or night mode hardware to fall back on. Daylight shots are usable for social media, but low light and moving subjects are beyond it.
How long does the Samsung Galaxy A03 Core battery last?
Very well for its class. The 5,000mAh battery combined with a low-power processor and an HD-resolution screen typically stretches to two days of light use. The catch is refilling it: there is no fast charging and it uses a microUSB port, so a full charge takes several hours.
Does the Samsung Galaxy A03 Core have 5G?
No. The Galaxy A03 Core is a 4G LTE handset only, which is fine for calls, streaming and browsing on any UK network. If 5G matters to you, Samsung's A-series has 5G options further up the range.
Can you add a memory card to the Samsung Galaxy A03 Core?
Yes. It ships with 32GB of internal storage and takes a microSD card of up to 1TB, which is worth adding straight away because Android and the preinstalled apps take a sizeable chunk of that 32GB. It also keeps a 3.5mm headphone jack for wired earphones.
What is the difference between the Galaxy A03 Core and the Galaxy A03?
They share the same 6.5-inch HD+ screen and 5,000mAh battery, but the standard Galaxy A03 is the more capable phone: a faster 12nm Unisoc T606 chip, 3GB or 4GB of RAM, up to 128GB of storage, a 48MP main camera instead of a single 8MP sensor, and full One UI Core rather than Android Go. The A03 Core is the stripped-back version for the tightest budgets.

Samsung Galaxy A03 Core Specifications

General

Dimensions

164.2 x 75.9 x 9.1

Weight

211 g

SIM

Nano-SIM

Operating System

Android 11

Colours

Black, Blue

Radio

Unspecified

Body

Black, Blue

Camera

Primary Camera Megapixels

8

Primary Camera

8 , f/2.0, AF

Primary Camera Video

1080@30fs

Primary Selfie Camera

5 , f/2.2

Video Resolution

1080

Display

Type

PLS LCD

Display Size

6.5

Display Resolution

720 x 1600 pixels, 20:9 ratio (~270 ppi density)

CPU & Memory

Chipset

Unisoc SC9863A

GPU

IMG8322

CPU

Octa-core (4x1.6 GHz Cortex-A55 & 4x1.2 GHz Cortex-A55)

Memory Card Slot

microSDXC (dedicated slot)

Internal Storage

32GB 2GB RAM

Sound

Loudspeaker

Yes

3.5mm Jack

Yes

Connectivity & Data

2G

GSM 850 / 900 / 1800 / 1900

3G

HSDPA 850 / 900 / 2100

4G

1, 3, 5, 7, 8, 20, 28, 38, 40, 41

Network Speed

HSPA 21.1/5.76 Mbps, LTE

Network Technology

GSM / HSPA / LTE

Wi-Fi

Wi-Fi 802.11 b/g/n, Wi-Fi Direct

Bluetooth

4.2, A2DP

USB

microUSB 2.0, OTG

NFC

No

GPS

GPS, GLONASS

Battery

Battery

5000

Other

Sensors

Accelerometer, proximity