PhoneLifespan

Xiaomi Redmi Turbo 4

Buy with careValue Score 76/100
$215
Launched at ~CNY 1,499 (12/256GB) in China; imported street price ~$215-260. No official US release
$220 at launch

How long will it last?

Our estimate

Supported until January 2029 · Buy-by January 2027

929
days
00
hrs
00
min
00
sec
2025◆ Buy-by Jan 20272029

Apple doesn't publish an end date, but iPhones have a consistent ~4-year update track record — on that basis the Redmi Turbo 4 should be supported until around January 2029. Buying it today still gets you about 2.5 years of safe use (Apple's written legal minimum is 5 years).

Source: Xiaomi's official policy · last verified 2026-06-17 · how we compute this

TrueCost

Street price ÷ months of safe use remaining — the number that makes cheap short-lived phones expensive, and well-supported ones cheap.

$7.04/month

2% above the under-$300 median ($6.88/mo, dying phones excluded)

Our verdict

A battery-monster mid-ranger with a huge 6550mAh cell and fast Dimensity 8400-Ultra silicon at an aggressive price, with estimated support to 2029.

Pros

  • Massive 6550mAh battery with 90W charging easily lasts more than a day
  • Flagship-class Dimensity 8400-Ultra performance for the money
  • IP68 rating plus security patches estimated through about 2029

Cons

  • Only a basic dual-camera setup (main + ultra-wide), no telephoto
  • Primarily a China-market device with no official US support
Best for: Battery-life seekersBest for: Mobile gamers on a budgetAvoid if: Camera enthusiastsAvoid if: Buyers needing official US warranty

Full specifications

Display

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

Screen6.67-inch LTPS OLED, 1.5K, 120Hz, 3200 nits peak
Performance

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

ChipsetMediaTek Dimensity 8400-Ultra (4nm)
RAM12GB / 16GB
Storage256GB / 512GB
Cameras

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

main50MP — Sony LYT-600, f/1.6, OIS
ultra-wide8MP — f/2.2, 120-degree
front20MP — f/2.2
Battery & charging

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

Battery6,550 mAh
Charging90W wired
Build

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

Dimensions161 × 75.2 × 8.1 mm
Weight204 g
MaterialsGlass front, plastic frame, glass or plastic back
Water resistanceIP68
Software & connectivity

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

SoftwareAndroid 15 with HyperOS 2 at launch
Connectivity5G, NFC, Wi-Fi 6, Bluetooth 5.4, USB-C 2.0, IR blaster, dual SIM
Update policy~3 years of updates (our estimate from Xiaomi's track record — written minimum is 5 years)

Better-value alternatives

Similar price, lower cost per month of safe ownership.

Frequently asked questions

Does the Redmi Turbo 4 support wireless charging?

No. It supports 90W wired charging only; there is no wireless charging.

Is the Redmi Turbo 4 waterproof?

It carries an IP68 rating, so it resists dust and can survive immersion in fresh water.

How long will the Redmi Turbo 4 get updates?

Xiaomi has not published an official policy for this model; based on its Turbo-line tier, expect roughly 3 OS upgrades and about 4 years of security patches, to around 2029.

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 2026-06-17.