Redmi 17 4G (4GB+128GB)

Performance
MediaTek Helio G91-Ultra12nm process, octa-coreCPU:Cortex-A75+Cortex-A55Max CPU frequency: 2.0GHzGPU:Mali-G52 MC2

Memory
4GB + 128GB | 4GB + 256GB | 6GB + 128GB | 6GB + 256GBLPDDR4X + eMMC 5.1Up to 12GB RAM with Memory extension
*Configurations available may differ between different regions.Available RAM and storage are less than the total memory due to storage of the operating system and software pre-installed on the device.
*12GB RAM with Memory extension is based on 6GB RAM version. Additional RAM will occupy a corresponding amount of ROM storage. Memory extension is only available when there is enough storage space on your device. Actual extension of RAM storage capacity varies across different models.
Supports expandable storage: Up to 2TB
*microSD card for expandable storage sold separately, please refer to the actual use.

Dimensions
Height: 170.12mm
Width: 78.42mm
Thickness: 8.8mm
Weight: 232g*Data obtained from Xiaomi Internal Labs
Industry measurement methods may vary, and therefore actual results may differ.

Display
6.9" display
Corning Gorilla Glass 7i
Resolution: 1600 x 720
Refresh rate: Up to 120Hz*Refresh rate can be adjusted to up to 120Hz for supported apps.
Brightness: 675 nits (typ), 825 nits HBM
Reading mode:
TÜV Rheinland Low Blue Light (Software Solution)
TÜV Rheinland Circadian Friendly
TÜV Rheinland Flicker Free
DC dimming
Touch sampling rate: Up to 240Hz
Contrast ratio: 1400:1
Colou depth: 8-bit, 16.7 million colors
Colour gamut: 83% NTSC

Rear camera
50MP main camera: 5P lens, f/1.8Auxiliary lens
FilmCamera | HDR mode | Night mode | Portrait mode | Time-lapse | Dual camera recording | Document mode
Rear camera video recording:
1080p (1920x1080) HD video recording at 30 fps720p (1280x720) HD video recording at 30 fps
Front camera
8MP front camera:
f/2.05, HDR mode | Soft-light ring | Portrait mode | Time-lapse | Night mode | Dual camera recording
Front camera video recording:
1080p (1920x1080) HD video recording at 30 fps720p (1280x720) HD video recording at 30 fps

Battery & charging
7500mAh (typ)
Supports 45W turbo charging
*No power adapter included in box. Recommended to use Xiaomi 45W power adapter.
22.5W wired reverse-charging
*Supports up to 22.5W wired reverse charging, compatible with devices verified through Xiaomi Internal Labs testing. Actual performance may vary depending on battery conditions and other factors. When using this feature, please ensure your phone has sufficient battery and verify the compatibility of the receiving device.
USB Type-C

Security
Side fingerprint sensor, AI face unlock

Network and Connectivity
3 in 2 Hybrid SIM + microSDG
SM: 2/3/5/8
WCDMA: B1/5/8 LTE FDD: B1/3/5/7/8/20/28
LTE TDD: B38/40/41
*Connectivity and network bands may vary based on region availability and local operator support.
Wi-Fi: 2.4GHz | 5GHz
Supports FM radio (with headphone jack)
Bluetooth 5.4
Supports AAC / SBC / LDAC

Splash, Water and Dust Resistant
IP64
*The device has been tested in a controlled environment and certified to be resistant to splash and dust in specific laboratory conditions with the classification IP64 under IEC 60529: 1989+A1:1999+A2:2013, EN 60529:1991+A1:2000+A2:2013.*Splash-proof, waterproof and dustproof features may be degraded due to daily use loss. Do not charge your smartphone in a humid condition. The life scene is different from the experimental environment. Do not immerse your smartphone in water completely or expose it to solutions such as seawater and chlorinated water or liquids such as drinks during daily use. Your warranty does not cover the damage caused by man-made immersion of your device in liquid.

NFC
Yes
*NFC availability may vary between markets.

Navigation
GPS | Glonass | Galileo | Beidou

Video & Audio playback
3.5mm headphone jack
Audio playback: AAC, M4A, MP4, 3GP, AMR, MID, MIDI, IMY, MP3, OGG, WAV, FLAC, MKV(opus)
Video playback: MP4, 3GP, MKV, WEBM, MPEG2, H.263, MPEG4, H.264, VP8, VP9, AV1
High Efficiency Video Coding (HEVC)

Sensor
Virtual proximity sensor | Ambient light sensor | Accelerometer | Electronic compass

Operating system
Xiaomi HyperOS 3
*Availability of Xiaomi HyperOS 3 features, apps and services may vary depending on software version and phone model.