Phone Comparison - Xiaomi Redmi Note 4 vs Xiaomi Redmi Note 9S vs Xiaomi Redmi Note 9 4G

Price Comparison (India) - -

general General Info

Manufacturer Xiaomi Xiaomi Xiaomi
Announced January 2017 March 2020 November 2020
Status Available - January 2017 Coming Soon - April 2020 Coming Soon - December 2020
Price Rs. 10,999 ($145.00) [Similarly Priced] - -
Colors Gold, Silver, Gray Aurora Blue, Glacier White, Interstellar Gray Gray, Green, Blue, Orange
Form Factor Candybar Candybar Candybar
Dimension 151 x 76 x 8.45 mm
(5.94 x 2.99 x 0.33 in)
165.8 x 76.7 x 8.8 mm
(6.53 x 3.02 x 0.35 in)
162.3 x 77.3 x 9.6 mm
(6.39 x 3.04 x 0.38 in)
Weight 165 g (5.82 oz) 209 g (7.37 oz) 198 g (6.98 oz)
SIM Type Dual SIM Hybrid (Nano SIM + Micro SIM, or Micro SIM + microSD Card) Dual SIM (Nano-SIM, dual stand-by) Dual SIM (Nano-SIM, dual stand-by)
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
CDMA 800
3G Network HSDPA 2100 HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 HSDPA 850 / 900 / 2100
4G Network LTE LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 20(800), 28(700), 38(2600), 40(2300) 1, 3, 5, 8, 34, 38, 39, 40, 41
Messaging SMS, MMS, Push Mail, EMail
Build Features - Fingerprint Sensor
- Infrared Sensor
- Fingerprint Sensor (side-mounted)
Splash-proof
- Fingerprint Sensor
Notification LED Yes - -

hardware Hardware and OS

OS Android OS, v6.0.1 (Marshmallow) Android 10.0 Android 10
User Interface MIUI 8 MIUI 11 MIUI 12
Processor Octa-core 2.0 GHz Cortex-A53, Qualcomm MSM8953 Snapdragon 625 Octa-core (2x2.3 GHz Kryo 465 Gold & 6x1.8 GHz Kryo 465 Silver), Qualcomm SM7125 Snapdragon 720G (8 nm) Octa-core (4x2.0 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver), Qualcomm SM6115 Snapdragon 662 (11 nm)
GPU Adreno 506 Adreno 618 Adreno 610
RAM 2/3/4 GB 6 GB 8 GB
Internal Memory 32/64 GB 128 GB 256 GB
External Memory microSD, up to 128 GB microSDXC (dedicated slot) microSDXC (dedicated slot)

display Display

Type IPS LCD Capacitive Touchscreen FHD+ IPS LCD Capacitive Touchscreen
Corning Gorilla Glass 5
450 nits typ. brightness (advertised)
IPS LCD Screen
Corning Gorilla Glass 3
400 nits (typ)
Colors 16M colors 16M colors 16M Colour
Size 5.5 inches 6.67 inches 6.53 inches
Resolution 1080 x 1920 pixels (401 ppi) 1080 x 2400 pixels (395 ppi) 1080 x 2340 pixels (395 ppi)
Screen-to-Body Ratio 72.50% 84.28% 83.29%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio FM Radio FM radio, recording FM radio
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes

camera Camera

Rear Camera 13 MP 48 MP + 8 MP + 5 MP + 2 MP 48 MP + 8 MP + 2 MP
Flash Dual-LED (Dual Tone) LED flash LED Flash
Features Phase Detection Autofocus, f/2.0 aperture, Sony IMX258/Samsung S5K3L8 sensor, Geo-tagging, Touch Focus, Face Detection, Panorama, HDR 48 MP, f/1.8, 26mm (wide), 1/2.0", 0.8µm, PDAF
8 MP, f/2.2, 13mm (ultrawide), 1/4.0", 1.12µm
5 MP, f/2.4, (macro), 1.12µm
2 MP, f/2.4, (depth)
HDR, Panorama
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
2 MP, f/2.4, (depth)
HDR, Panorama
Video 2160p@30fps, 1080p@30fps, 720p@120fps 2160p@30fps, 1080p@30/60/120fps, 720p@960fps, gyro-EIS 1080p@30fps
Front Camera 5 MP, 1080p, f/2.0 [Similar] 16 MP Punch-Hole, f/2.5, 26mm (wide), 1/3.1", 1.0µm
HDR
1080p@30fps [Similar]
8 MP, f/2.0, 27mm (wide), 1/4.0", 1.12µm
1080p@30fps [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps, VoLTE HSPA 42.2/5.76 Mbps, LTE-A HSPA 42.2/5.76 Mbps, LTE-A
Bluetooth v4.2, A2DP, LE 5.0, A2DP, LE 4.2, A2DP
Wi-Fi Wi-Fi 802.11 a/b/g/n/ac, dual-band, WiFi Direct, hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
USB microUSB v2.0, USB On-The-Go 2.0, Type-C 1.0 reversible connector USB Type-C 2.0, USB On-The-Go
GPS Yes, with A-GPS Yes, with A-GPS, GLONASS, GALILEO, BDS Yes, with A-GPS, GLONASS, GALILEO, BDS
Browser HTML5 Yes Yes

memory User Memory

Internal 32/64 GB, 2/3/4 GB RAM 128 GB, 6 GB RAM or 64 GB, 4 GB RAM (UFS 2.1) 256 GB, 8 GB RAM or 128 GB, 8 GB RAM or 128 GB, 6 GB RAM or 128 GB, 4 GB RAM
Expandable Storage microSD, up to 128 GB microSDXC (dedicated slot) microSDXC (dedicated slot)
USB OTG Yes Supported Supported

Apps Sensors

Fingerprint fingerprint supported fingerprint supported fingerprint supported
Proximity Sensor proximity sensor present proximity sensor present proximity sensor present
Accelerometer Sensor accelerometer sensor present accelerometer sensor present accelerometer sensor present
Magnetic-Field Sensor (Compass) magnetic field sensor present magnetic field sensor present magnetic field sensor present
Gyroscope Sensor gyroscope sensor present gyroscope sensor present gyroscope sensor not present
NFC NFC not supported NFC not supported NFC not supported

battery Battery

Type Non-removable Li-Ion Battery Non-removable Li-Po Battery
Fast battery charging 18W
Non-removable Li-Po Battery
Fast battery charging 18W
Reverse charging 2.5W
Capacity 4100 mAh 5020 mAh 6000 mAh
Stand by - - -
Talk Time - - -