Xiaomi

REDMI 15C 5G 4 GB + 128 GB Purple

Name: REDMI 15C 5G 4 GB + 128 GB Purple
Brand: Xiaomi

Record 6,000 mAh battery and large 6.9-inch screen, limited RAM capacity.

Manufacturer reference 4223711742

Colour Violet

Black
Green
Violet

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 15C 5G 4 GB + 128 GB Purple is worth

The REDMI 15C 5G 4 GB + 128 GB Purple focuses on exceptional battery life with its 6,000 mAh capacity, well above the market median of 4,500 mAh, earning a 93/100 score. The 6.9-inch screen at 120 Hz provides comfortable viewing space, rated 73/100. The 50 MP rear camera and 5G connectivity complete a profile aimed at intensive use.

The 4 GB RAM and 128 GB storage fall short of the market median (8 GB and 384 GB), scoring 45/100 each. The MediaTek Dimensity 6300 processor built on 6 nm handles everyday tasks without targeting raw performance. The 33 W fast charging and IP64 rating add daily convenience.

This smartphone suits those who prioritize battery life and screen size without demanding extreme power or storage. The overall 65/100 score reflects a balanced device for standard use, with remarkable endurance.

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

6,000 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 66.7 KB Document in Français Fiche d’information produit PDF 61.3 KB Document in Français

Specifications

Design 2

Product colour Violet

Dust and water resistance IP64

Memory 3

RAM capacity 4 GB

Expandable RAM Up to 8 GB

Memory type LPDDR4X + UFS2.2

Storage media 2

Internal storage capacity 128 GB

Compatible memory cards Expandable up to 1 TB

Screen 10

Display diagonal 6.9"

Display resolution 1600 x 720 pixels

Maximum refresh rate 120 Hz

Display brightness 660 nits (typ), 810 nits (HBM)

Display type Dot Drop display

Colour gamut 83% NTSC

Colour depth 8-bit, 16.7 million colours

Contrast ratio 1200:1

Touch sampling rate Up to 240 Hz

Dimming technology DC dimming

- 1

Battery capacity 6,000 mAh

Camera 10

Rear camera resolution (numeric) 50 MP

Front camera resolution (numeric) 8 MP

Rear camera aperture number f/1.8

Front camera aperture number f/2.0

Night mode Yes

Rear camera lens 5P lens

Portrait mode Yes

HDR mode Yes

Time-lapse mode Yes

Ultra HD mode Yes

Network 8

Mobile network generation 5G

Bluetooth Yes

SIM card capability Dual SIM

Wi-Fi Yes

Bluetooth version 5.4

Near Field Communication (NFC) Yes

Wi-Fi bands 2.4 GHz / 5 GHz

NFC Yes

Processor 6

Processor model MediaTek Dimensity 6300

Processor cores 8

Processor technology 6 nm

CPU architecture Cortex-A76 + Cortex-A55

Maximum CPU frequency 2.4 GHz

GPU Mali-G57 MC2

Software 1

Operating system installed Xiaomi HyperOS 2

Weight and dimensions 4

Weight 211 g

Height 173.16 mm

Width 81.07 mm

Depth 8.2 mm

Power 1

USB Type-C required charging power (max) 33 W

Representation / rendering 3

Fast charging Yes

Fingerprint reader Yes

Face recognition Yes

Connectivity 3

USB connector type USB Type-C

Headphone jack 3.5 mm

FM radio Yes

Navigation 5

GPS (satellite) Yes

GLONASS Yes

Galileo Yes

BeiDou Yes

Electronic compass Yes

Sensors 4

Ambient light sensor Yes

Accelerometer Yes

Proximity sensor Yes

Vibration motor Yes

Battery 3

Charge cycles (80% capacity) 1,000 cycles

Charging technology Battery Health 3.0

Reverse charging Yes

Audio 2

Audio formats AAC, m4a, mp4, 3GP, AMR, MIDI, imy, MP3, Ogg, wav, FLAC, mkv, Opus, Vorbis, Hi-Res Audio

Bluetooth codecs AAC/SBC/LDAC

Video 3

Video formats mp4, 3gp, AV1, mkv, webm, MPEG-4, H.263, H.264, H.265, VP8, VP9

Rear video recording 1080p at 30 fps

Front video recording 720p at 30 fps / 1080p at 30 fps

Battery life 3

Energy efficiency class A

Music playback Up to 88 hours

Video playback Up to 21 hours

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.

The 6,000 mAh battery provides up to 88 hours of music playback or up to 21 hours of video playback. The battery life scores 93/100, rated as very long, well above the market median of 4,500 mAh.

The 4 GB of RAM places this model below the market median of 8 GB, with a score of 45/100 rated as low. However, the RAM is expandable up to 8 GB, which improves multitasking capabilities.

The 6.9-inch screen offers a resolution of 1600 x 720 pixels with a 120 Hz refresh rate and 660 nits brightness, reaching 810 nits in HBM mode. It scores 73/100, rated as good, slightly above the market median of 6.7 inches.