PhoneLifespan

Samsung Galaxy A03

Avoid buyingValue Score 40/100
$55
used/refurbished market price
$130 at launch

How long will it last?

Our estimate

Supported until November 2024 · Buy-by November 2022

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2021◆ Buy-by Nov 20222024

Apple doesn't publish an end date, but iPhones have a consistent ~3-year update track record — on that basis the Galaxy A03 should be supported until around November 2024. Buying it today still gets you about -1.5 years of safe use (Apple's written legal minimum is 5 years).

Source: Samsung's official policy · last verified 2026-06-12 · how we compute this

Our verdict

A battery-first 2021 budget phone that has reached the end of its update life.

Pros

  • 48MP main camera is a step up from the A03s
  • Big 5000mAh battery for all-day use
  • Expandable storage and a headphone jack

Cons

  • Updates have ended; no more security patches
  • Unisoc T606 is slow and the screen is only 720p
Best for: Cheap backup phone or basic communication deviceBest for: Buyers prioritizing battery life over everythingAvoid if: You need a secure, supported phoneAvoid if: You want smooth performance

Full specifications

Display

💡 Bigger numbers = smoother scrolling (Hz) and easier outdoor reading (nits).

Screen6.5-inch PLS LCD, 720x1600 (HD+), 60Hz
Performance

💡 The phone's brain — it decides speed today and how well it ages.

ChipsetUnisoc T606
RAM3GB / 4GB
Storage32GB / 64GB / 128GB
Cameras

💡 Megapixels aren't everything — lens variety matters more day-to-day.

main48MP
depth2MP
front5MP
Battery & charging

💡 Capacity in mAh — bigger usually means longer between charges.

Battery5,000 mAh
Charging15W wired
Build

💡 Size, weight, and the materials between your phone and the floor.

Dimensions164.2 × 75.9 × 9.1 mm
Weight196 g
Materialsplastic frame and back
Water resistanceNone
Software & connectivity

💡 The software it ships with, and how far it can upgrade.

SoftwareAndroid 11 with One UI Core 3.1 at launch
Connectivity4G LTE, Wi-Fi 5, Bluetooth 5.0, GPS, USB-C, 3.5mm jack
Update policy~2 years of updates (our estimate from Samsung's track record — written minimum is 5 years)

Better-value alternatives

Similar price, lower cost per month of safe ownership.

Frequently asked questions

How long will the Galaxy A03 get updates?

The A03 shipped with Android 11 in late 2021 and received updates up to Android 13, but its security support has now ended. It no longer receives patches.

What chipset does the Galaxy A03 use?

It uses the Unisoc T606, an entry-level 12nm chip. It is adequate for messaging and browsing but struggles with heavier apps and games.

Is the Galaxy A03 still worth buying?

Not really for daily use in 2026. With support ended and modest performance, it only makes sense as a very cheap spare or first phone.

Compare it

Specs are collected from manufacturer documentation; prices reflect major US retailers and change often. Support end dates follow each brand's official policy (or, for Apple, its documented historical pattern). Last verified 2026-06-12.