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Xiaomi Redmi Note 9 4G
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Phone Insight
Full Specifications September 4, 2026
Xiaomi Redmi Note 9 4G Android 10
Xiaomi · 2020

Xiaomi Redmi Note 9 4G

Xiaomi Redmi Note 9 4G Android smartphone. Announced Nov 2020. Features 6.53″ display, Snapdragon 662 chipset, 6000 mAh battery, 256 GB storage, 8 GB RAM, Corning Gorilla Glass 3.

Display 6.53"
Chipset Snapdragon 662
RAM 4-8 GB
Storage 128GB/256GB storage, microSDXC
Camera 48 MP
Battery 6000 mAh
OS Android 10, up to Android 12, MIUI 14
Build 198g, 9.6mm thickness

Launch

Announced 2020, November 26
Status Available. Released 2020, November 26

Platform

OS Android 10, upgradable to Android 12, MIUI 14
Chipset Qualcomm SM6115 Snapdragon 662 (11 nm)
CPU Octa-core (4x2.0 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver)
GPU Adreno 610

Display

Type IPS LCD, 400 nits (typ)
Size 6.53 inches, 104.7 cm 2 (~83.4% screen-to-body ratio)
Resolution 1080 x 2340 pixels, 19.5:9 ratio (~395 ppi density)
Protection Corning Gorilla Glass 3

Memory

Card slot microSDXC (dedicated slot)
Internal 128GB 4GB RAM, 128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM
memoryother UFS 2.2

Main Camera

Triple 48 MP, f/1.8, 26mm (wide), 1/2.0", 0.8µm, PDAF 8 MP, f/2.2, 120˚ (ultrawide), 1/4.0", 1.12µm Auxiliary lens
Features LED flash, HDR, panorama
Video 1080p@30fps

Selfie camera

Single 8 MP, f/2.0, 27mm (wide), 1/4.0", 1.12µm
Video 1080p@30fps

Body

Dimensions 162.3 x 77.3 x 9.6 mm (6.39 x 3.04 x 0.38 in)
Weight 198 g (6.98 oz)
Build Glass front (Gorilla Glass 3), plastic frame, plastic back
SIM Nano-SIM + Nano-SIM
bodyother Water-repellent coating

Battery

Type Li-Po 6000 mAh
Charging 18W wired 2.5W reverse wired

Sound

Loudspeaker Yes, with stereo speakers
3.5mm jack Yes
optionalother 24-bit/192kHz Hi-Res audio

Comms

WLAN Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Bluetooth 4.2, A2DP
Positioning GPS, GLONASS, GALILEO, BDS
NFC No
Infrared port Yes
Radio FM radio
USB USB Type-C 2.0, OTG

Network

Technology GSM / CDMA / HSPA / LTE
2G bands GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 850 / 900 / 2100
4G bands 1, 3, 5, 8, 34, 38, 39, 40, 41
Speed HSPA, LTE

Features

Sensors Fingerprint (side-mounted), accelerometer, proximity, compass

Misc

Colors Gray, Green, Blue, Orange
Models M2010J19SC
Phone Insight phoneinsight.org/ Printed September 4, 2026

For live pricing, photos, and comparisons, visit phoneinsight.org/phones/xiaomi-redmi-note-9-4g/

In depth

Full specifications

Announced 2020, November 26
Status Available. Released 2020, November 26
OS Android 10, upgradable to Android 12, MIUI 14
Chipset Qualcomm SM6115 Snapdragon 662 (11 nm)
CPU Octa-core (4x2.0 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver)
GPU Adreno 610
Type IPS LCD, 400 nits (typ)
Size 6.53 inches, 104.7 cm 2 (~83.4% screen-to-body ratio)
Resolution 1080 x 2340 pixels, 19.5:9 ratio (~395 ppi density)
Protection Corning Gorilla Glass 3
Card slot microSDXC (dedicated slot)
Internal 128GB 4GB RAM, 128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM
memoryother UFS 2.2
Triple 48 MP, f/1.8, 26mm (wide), 1/2.0", 0.8µm, PDAF 8 MP, f/2.2, 120˚ (ultrawide), 1/4.0", 1.12µm Auxiliary lens
Features LED flash, HDR, panorama
Video 1080p@30fps
Single 8 MP, f/2.0, 27mm (wide), 1/4.0", 1.12µm
Video 1080p@30fps
Dimensions 162.3 x 77.3 x 9.6 mm (6.39 x 3.04 x 0.38 in)
Weight 198 g (6.98 oz)
Build Glass front (Gorilla Glass 3), plastic frame, plastic back
SIM Nano-SIM + Nano-SIM
bodyother Water-repellent coating
Type Li-Po 6000 mAh
Charging 18W wired 2.5W reverse wired
Loudspeaker Yes, with stereo speakers
3.5mm jack Yes
optionalother 24-bit/192kHz Hi-Res audio
WLAN Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Bluetooth 4.2, A2DP
Positioning GPS, GLONASS, GALILEO, BDS
NFC No
Infrared port Yes
Radio FM radio
USB USB Type-C 2.0, OTG
Technology GSM / CDMA / HSPA / LTE
2G bands GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 850 / 900 / 2100
4G bands 1, 3, 5, 8, 34, 38, 39, 40, 41
Speed HSPA, LTE
Sensors Fingerprint (side-mounted), accelerometer, proximity, compass
Colors Gray, Green, Blue, Orange
Models M2010J19SC
Price About 130 EUR
PhoneInsight Benchmark
51.3/100
Mid-range

A specs-derived composite score, not a lab benchmark -- useful for ranking and comparison.

Processor 43.6
Display 66.2
Camera 62.5
Battery 79
0.2%Popularity rank
1,113,069 hitsTotal views
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