Xiaomi

REDMI 17 5G 4 GB + 256 GB Black

Name: REDMI 17 5G 4 GB + 256 GB Black
Brand: Xiaomi

Record 7,500 mAh battery and 6.9" screen, but limited 4 GB RAM.

Manufacturer reference 4223718003

Colour Black

Black
Blue
Orange

Internal storage capacity 256 GB

128 GB
256 GB

Energy class View the energy label (PDF)

68 /100 Its best score: the best battery life, rated "very long" on its category’s scale.

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What the REDMI 17 5G 4 GB + 256 GB Black is worth

The black REDMI 17 5G packs a 7,500 mAh battery, a capacity that earns it a 95/100 autonomy score, far above the market median of 4,500 mAh. Its 6.9" screen (73/100 score) delivers 1600 x 720 pixel resolution, a 120 Hz refresh rate, and 675 nits typical brightness. The 50 MP rear camera (70/100 score) opens at f/1.8 and includes a night mode. The front camera reaches 8 MP with an f/2.05 aperture.

The 256 GB storage (58/100 score) sits below the 384 GB median, but expands up to 2 TB. The 4 GB LPDDR4X RAM scores 45/100 for power, against an 8 GB median. The Snapdragon 4 Gen 5 processor, etched at 4 nm, features 8 cores and peaks at 2.4 GHz. The installed operating system is Xiaomi HyperOS 3.

Fast charging reaches 45 W, and wired reverse charging 22.5 W. Connectivity includes 5G, Bluetooth 5.1, 2.4 GHz and 5 GHz Wi-Fi, GPS, GLONASS, Galileo, BeiDou, and FM radio. IP64 certification, fingerprint reader, facial recognition, and contactless payment round out the features. It weighs 232 g and measures 170.12 mm tall, 78.42 mm wide, and 8.8 mm deep.

This smartphone targets users who prioritize battery life and a large screen over high performance for demanding tasks. Storage capacity suits everyday use, while the massive battery ensures multiple days away from a charger.

Its scores, criterion by criterion

Scores out of 100, calculated from the datasheet and compared with the market. The full method is public.

Battery life Very long

7,500 mAh · category median: 4,500 mAh

Screen Good

6.9 " · category median: 6.7 "

Camera Good

50 MP · category median: 50 MP

Storage Limited

256 GB · category median: 384 GB

Power Low

4 GB · category median: 8 GB

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Documents

What the manufacturer publishes about this model. Each document opens in a new tab.

Étiquette énergie PDF 64.7 KB Document in Français Fiche d’information produit PDF 59.9 KB Document in Français

Specifications

Design 1

Product colour Black

Memory 2

RAM capacity 4 GB

Memory type LPDDR4X

Storage media 3

Internal storage capacity 256 GB

Compatible memory cards Expandable up to 2 TB

Storage type UFS 2.2

Screen 9

Display diagonal 6.9"

Display resolution 1600 x 720 pixels

Maximum refresh rate 120 Hz

Typical brightness 675 nits

HBM brightness 825 nits

Touch sampling rate 240 Hz

Contrast ratio 1400:1

Colour depth 8-bit

Colour gamut 83% NTSC

- 1

Battery capacity 7,500 mAh

Camera 6

Rear camera resolution (numeric) 50 MP

Front camera resolution (numeric) 8 MP

Rear camera aperture number f/1.8

Front camera aperture number f/2.05

Night mode Yes

Time lapse mode Yes

Network 7

Mobile network generation 5G

Bluetooth Yes

Near Field Communication (NFC) Yes

Wi-Fi Yes

Bluetooth version 5.1

Wi-Fi frequencies 2.4 GHz / 5 GHz

FM radio Yes

Processor 4

Processor model Snapdragon 4 Gen 5

Processor cores 8

Maximum CPU frequency 2.4 GHz

Process 4 nm

Weight and dimensions 4

Weight 232 g

Height 170.12 mm

Width 78.42 mm

Depth 8.8 mm

Representation / rendering 3

Fast charging Yes

Fingerprint reader Yes

Face recognition Yes

Power 2

USB Type-C required charging power (max) 45 W

Wired reverse charging 22.5 W

Connectivity 2

USB connector type USB Type-C

Headphone jack 3.5 mm

Certification 1

Protection rating IP64

Navigation 5

GPS (satellite) Yes

GLONASS Yes

Galileo Yes

BeiDou Yes

Electronic compass Yes

Sensors 3

Proximity sensor Yes

Ambient light sensor Yes

Accelerometer Yes

Software 1

Operating system installed Xiaomi HyperOS 3

Battery life 1

Energy efficiency class A

Power management 1

Energy efficiency scale A to G

Who this model suits

It’s for you if

Your first criterion is the battery life: it happens to be its best score.

You want a good score on the screen, above its category average.

You prefer a model tracked across several merchants, to buy at the right time.

Skip it if

Its lowest score is on the power: skip it if that is decisive for you.

Frequently asked questions

Answers drawn from this model’s datasheet.

Yes. With 7,500 mAh, this REDMI 17 5G scores 95/100 for battery life, well above the market median of 4,500 mAh. This capacity allows several days of moderate use.

The 4 GB of RAM rates this model at 45/100 for performance, significantly below the market median of 8 GB. Heavy apps and intensive multitasking may slow down.

Yes. The REDMI 17 5G accepts memory cards up to 2 TB, which extends the internal 256 GB to store more photos, videos and apps.