Xiaomi Redmi 9 vs Samsung Galaxy S9+ Specs Comparison

Compare mobile phone specifications of up to three devices at once. Our specs comparison tool helps you find and compare the perfect phone for your needs.

5.0
Xiaomi Redmi 9
9.0
Samsung Galaxy S9+
Xiaomi Redmi 9 Samsung Galaxy S9+
Released · Jun 18, 2020
Released · Mar 16, 2018
6.5-inch · 2340x1080px
6.2-inch · 2960x1440px
Quad camera
Dual camera
3GB · 32GB
6GB · 64GB
5020 mAh
3500 mAh
Check prices

Design

Dimensions
6.43 x 3.03 x 0.36 inches
163.32 x 77.01 x 9.1 mm
6.22 x 2.91 x 0.33 inches
158.1 x 73.8 x 8.5 mm
Weight
6.98 oz (198.0 g) 6.67 oz (189.0 g)
Materials
Back: Glass (Corning Gorilla Glass 5)
Frame: Aluminum
Resistance
Water, Dust; IP68
Biometrics
2D Face unlock, Fingerprint (touch) Iris scanner, 2D Face unlock, Fingerprint (touch)
Features
Notification light
Keys
Right: Volume control, Lock/Unlock key Left: Volume control, Other; Right: Lock/Unlock key
Colors
Carbon gray, Sunset purple, Ocean green Midnight black, Coral blue, Titanium gray, Lilac purple, Burgundy red, Sunrise gold, Ice blue, Polaris blue

Display

Size
6.5-inch 6.2-inch
Resolution
2340x1080px, 19.5:9 ratio, 395 PPI 2960x1440px, 18.5:9 ratio, 531 PPI
Technology
IPS LCD Super AMOLED
Screen-to-body
83.27 % 83.68 %
Features
Oleophobic coating, Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor HDR support, Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor

Hardware

System chip
MediaTek Helio G80 (12 nm) Qualcomm Snapdragon 845 SDM845 (10 nm)
Processor
Octa-core
2000 MHz
Arm Cortex-A75 and Arm Cortex-A55
Octa-core
2800 MHz
Kryo 385
GPU
Mali G52 MC2 Adreno 630
RAM
3GB (LPDDR4) 6GB (LPDDR4)
Internal storage
32GB (eMMC 5.1) 64GB
Storage expansion
microSDXC microSDXC up to 400 GB
OS
Android Android (10, 9.0 Pie, 8.0 Oreo), Samsung One UI

Battery

Capacity
5020 mAh 3500 mAh
Type
Li - Ion
Charging
Qualcomm Quick Charge 3.0 Qualcomm Quick Charge 2.0, Samsung Adaptive Fast Charging, Qi and Powermat wireless charging
Charge speed
Wired: 18.0W
PhoneArena Battery Tests
Battery Life Estimate
Untested
Browsing
Untested
Video
9h 15min
Gaming
7h 3min
Battery Life Estimate
Untested
Browsing
Untested
Video
Untested
Gaming
Untested

Camera

Rear
Quad camera Dual camera
Main camera
13 MP (PDAF)
Aperture size: F2.2
12 MP (OIS, PDAF)
Aperture size: F1.5/F2.4
Focal length: 26 mm
Sensor size: 1/2.55"
Pixel size: 1.4 μm
Second camera
8 MP (Ultra-wide)
Aperture size: F2.2
12 MP (Telephoto, OIS, Autofocus)
Optical zoom: 2.0x
Aperture size: F2.4
Focal Length: 52 mm
Sensor size: 1/3.6"
Pixel size: 1 μm
Third camera
5 MP (Macro)
Aperture size: F2.4
Fourth camera
2 MP (Depth information)
Flash
LED LED
Video recording
1920x1080 (Full HD) 3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (960 fps)
HDR, Time-lapse video, Hyperlapse, Continuous autofocus, Object tracking, Picture-taking during video recording, EIS, Video calling, Video sharing
Front
8 MP (HDR), Video capture: 1920x1080 (Full HD) 8 MP (Autofocus, HDR), Video capture: 2560x1440 (QHD) (30 fps)

Connectivity & Features

Bluetooth
5.0 5.0
WLAN
802.11 b,g,n
Wi-Fi Direct, Hotspot
802.11 a,b,g,n,ac,dual-band
MIMO, Wi-Fi Direct, Hotspot
USB
Type-C, USB 2.0 Type-C, USB 3.1
Location
GPS, A-GPS, Glonass, BeiDou, Cell ID, Wi-Fi positioning GPS, A-GPS, Glonass, Galileo, BeiDou
Sensors
Accelerometer, Gyroscope, Compass Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer
Other
NFC, Infrared NFC, ANT+

Multimedia

Headphones
3.5mm jack 3.5mm jack
Speakers
Earpiece, Loudspeaker Earpiece, Multiple speakers
Features
32-Bit DAC, Dolby Atmos, aptX-HD
Screen mirroring
Wireless screen share Wireless screen share
Radio
FM FM
Additional microphone(s)
Noise cancellation Noise cancellation

Cellular

4G (FDD)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 20(800 DD), 28(700 APT) Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 14(700 PS), 17(700 b), 18(800 Lower), 19(800 Upper), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 29(700 d), 30(2300 WCS), 66(AWS-3), 71(600)
4G (TDD)
Bands 38(2600), 40(2300), 41(2600+) Bands 38(2600), 39(1900+), 40(2300), 41(2600+), 46
3G
Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900) Bands 5(850), 8(900), 4(1700/2100), 2(1900), 1(2100)
Data Speed
LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s LTE-A Pro Cat 18 (1200/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA
Dual SIM
Yes
SIM type
Nano SIM Nano SIM
HD Voice
Yes
VoLTE
Yes

Regulatory Approval

FCC approval
Date approved: Jan 11, 2018
FCC ID value: A3LSMG965U
Measured SAR
Head: 0.36 W/kg
Body: 0.79 W/kg
Simultaneous Transmission: 1.59 W/kg
Wireless Router: 1.04 W/kg
Phablet: 3.94 W/kg

Buyers information

MSRP
$ 840
In The Box
10W Charger, TPU case, USB Type-C cable, SIM eject tool, Warranty card, User guide

Availability

Officially announced
Feb 25, 2018

Alternative variants

with 64GB storage
RAM 4GB
Internal storage 64GB
International version
System chip Samsung Exynos 9 9810 (10 nm)
Processor Octa-core
2900 MHz
Exynos M3 and ARM Cortex-A55
GPU Mali-G72 MP18
FCC approval Date approved: Dec 27, 2017
FCC ID value: A3LSMG965F
Measured SAR Head: 0.23 W/kg
Body: 0.58 W/kg
Simultaneous Transmission: 1.46 W/kg
Wireless Router: 1.05 W/kg
Phablet: 3.68 W/kg
with Dual SIM
System chip Samsung Exynos 9 9810 (10 nm)
Processor Octa-core
2900 MHz
Exynos M3 and ARM Cortex-A55
GPU Mali-G72 MP18
Dual SIM Yes
with 256 GB storage
Internal storage 256GB
MSRP $ 940
with 128 GB storage
Internal storage 128GB
MSRP $ 890
FCC OKs Cingular\'s purchase of AT&T Wireless