Xiaomi

REDMI 17 5G 4 GB + 128 GB Black

Name: REDMI 17 5G 4 GB + 128 GB Black
Brand: Xiaomi

Exceptional 7,500 mAh battery, 6.9" screen and 45 W fast charge at compact price.

Manufacturer reference 4223718000

Colour Black

Black
Blue
Orange

Internal storage capacity 128 GB

128 GB
256 GB

Energy class View the energy label (PDF)

65 /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 + 128 GB Black is worth

The REDMI 17 5G is a 5G smartphone with 4 GB RAM, 128 GB storage expandable up to 2 TB, and focused on endurance. Its 6.9" screen displays 1600 x 720 pixels at 120 Hz, with typical brightness of 675 nits.

Its measurements place it at the top for battery life (95/100) thanks to its 7,500 mAh capacity, well above market median. The screen scores 73/100, the 50 MP rear camera earns 70/100, while 4 GB RAM (45/100) and 128 GB storage (45/100) remain modest versus competitors. Overall score: 65/100.

This model suits those who prioritize exceptional battery life and a large screen for video or browsing, without demanding high power. 45 W fast charging, Snapdragon 4 Gen 5 processor with 4 nm fabrication, and IP64 rating complete the profile.

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

128 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 128 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.

With a 7,500 mAh battery, the REDMI 17 5G achieves a battery score of 95/100, well above the market median of 4,500 mAh. This capacity allows for several days of typical usage.

With 4 GB of LPDDR4X RAM, the REDMI 17 5G scores 45/100 for power, below the market median of 8 GB. This configuration covers everyday tasks but may show limits with intensive multitasking or heavy applications.

Yes, the REDMI 17 5G supports memory cards and can be expanded up to 2 TB, which offsets the 128 GB internal storage.