PhoneLifespan

Samsung Galaxy A8 (2018)

Avoid buyingValue Score 40/100
$65
used/refurbished market price
$500 at launch

How long will it last?

Our estimate

Supported until January 2021 · Buy-by January 2019

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2018◆ Buy-by Jan 20192021

Apple doesn't publish an end date, but iPhones have a consistent ~3-year update track record — on that basis the Galaxy A8 (2018) should be supported until around January 2021. Buying it today still gets you about -5.4 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 compact, water-resistant 2018 phone with dual selfie cameras, long since off the update list.

Pros

  • IP68 water resistance, rare for a mid-range phone of its time
  • Compact 5.6-inch body with a glass-and-metal build
  • Got two OS upgrades up to Android 9

Cons

  • Security support ended around 2021
  • Small 3000mAh battery and modest single rear camera
Best for: Fans of small, durable phonesBest for: Basic, low-risk useAvoid if: You need updatesAvoid if: You want a strong camera or long battery life

Full specifications

Display

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

Screen5.6-inch Super AMOLED, 1080x2220 (FHD+), 60Hz
Performance

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

ChipsetSamsung Exynos 7885
RAM4GB
Storage32GB / 64GB
Cameras

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

main16MP
front16MP
front (depth)8MP
Battery & charging

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

Battery3,000 mAh
Charging15W wired
Build

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

Dimensions149.2 × 70.6 × 8.4 mm
Weight172 g
MaterialsGlass front (Gorilla Glass 4), glass back, metal frame
Water resistanceIP68
Software & connectivity

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

SoftwareAndroid 7.1.1 Nougat with Samsung Experience 8.5 at launch
Connectivity4G LTE, Wi-Fi 5, Bluetooth 5.0, NFC, USB-C, microSD
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 A8 (2018) get updates?

Support is long over. It received two OS upgrades (Android 7.1 to Android 9) and around three years of security patches, ending near 2021.

Is the Galaxy A8 (2018) waterproof?

It carries an IP68 rating, meaning it can withstand dust and brief submersion, which was unusual for a mid-range phone in 2018.

Should I still use a Galaxy A8 (2018)?

Only for basic offline tasks. Without security updates it is not safe as a primary phone for sensitive accounts.

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.