Xiaomi Redmi Note 9 vs Samsung Galaxy Note 20 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.

8.5
Xiaomi Redmi Note 9
8.0
Samsung Galaxy Note 20
Xiaomi Redmi Note 9 Samsung Galaxy Note 20
Released · May 12, 2020
Released · Aug 21, 2020
6.5-inch · 2340x1080px
6.7-inch · 2400x1080px
Quad camera
Triple camera
3GB · 64GB
8GB · 128GB
5020 mAh
4300 mAh
Check prices Check prices

Availability

Officially announced
Apr 30, 2020 Aug 05, 2020
Prices (MSRP)
$1000

Design

Dimensions
6.39 x 3.04 x 0.35 inches
162.3 x 77.2 x 8.9 mm
6.36 x 2.96 x 0.33 inches
161.6 x 75.2 x 8.3 mm
Weight
7.02 oz / 199.0 g 6.84 oz / 194.0 g
Materials
Frame: Plastic Back: Plastic
Resistance
Splash Water, Dust; IP68
Biometrics
Fingerprint (touch) 2D Face unlock, Ultrasonic in-screen fingerprint
Features
Stylus
Keys
Right: Volume control, Lock/Unlock key Right: Volume control, Lock/Unlock key
Colors
Forest green, Polar white, Midnight gray Mystic gray, Mystic bronze, Mystic green, Mystic red

Display

Size
6.5-inch, 83.52% screen-to-body 6.7-inch, 89.23% screen-to-body
Type
IPS LCD Super AMOLED Plus, 60Hz, HDR
Resolution
2340x1080px, 19.5:9 ratio, 395 PPI 2400x1080px, 20:9 ratio, 393 PPI
Protection
Corning Gorilla Glass 5 Corning Gorilla Glass 5
PhoneArena Display Test
Bright Max (20% APL)
Untested Untested
Bright Min
0.8 (Excellent) 1.5 (Good)

Hardware

System chip
MediaTek Helio G85 (12 nm) Snapdragon 865+ SM8250-AB (7 nm)
Processor
Octa-core
2000 MHz
Arm Cortex-A75 and ArmCortex-A55
Octa-core
1x3.1GHz Kryo 585
3x2.42GHz Kryo 585
4x1.80GHz Kryo 585
GPU
Mali G52 MC2 Adreno 650
Memory
3GB (LPDDR4)/64GB (eMMC 5.1)
4GB/128GB
8GB (LPDDR5)/128GB (UFS 3.0)
8GB/256GB
Storage expansion
microSDXC up to 128 GB not expandable
OS
Android (10) Android (13, 12, 11, 10)

Battery

Type
5020 mAh, Li - Polymer 4300 mAh, Li - Polymer
Charging
Fast charging
Reverse wired charging
Qualcomm Quick Charge 2.0, Samsung Adaptive Fast Charging
Qi and Powermat wireless charging, Reverse wireless charging
Charge speed
Wired: 18.0W
PhoneArena Battery Tests
Battery Life Estimate
Untested
Browsing
Untested
Video
10h 43min
Gaming
7h 34min
Battery Life Estimate
5h 3min
Browsing
11h 58min
Video
7h 17min
Gaming
6h 38min

Camera

Rear
Quad camera Triple camera
Main camera
48 MP (PDAF)
Aperture size: F1.8
Sensor size: 1/2"
Pixel size: 0.8 μm
12 MP (OIS, PDAF)
Aperture size: F1.8
Focal length: 26 mm
Sensor size: 1/1.76"
Pixel size: 1.8 μm
Second camera
8 MP (Ultra-wide)
Aperture size: F2.2
Sensor size: 1/4"
Pixel size: 1.2 μm
12 MP (Ultra-wide, Autofocus)
Aperture size: F2.2
Focal Length: 13 mm
Sensor size: 1/2.55"
Pixel size: 1.4 μm
Third camera
2 MP (Macro, Autofocus)
Aperture size: F2.4
Pixel size: 1.75 μm
64 MP (Telephoto, OIS, PDAF)
Aperture size: F2.0
Focal Length: 27 mm
Sensor size: 1/1.7"
Pixel size: 0.8 μm
Fourth camera
2 MP
Aperture size: F2.4
Sensor size: 1/5"
Pixel size: 1.7 μm
Flash
LED LED
Video recording
1080p (30 fps), 720p (120 fps) 8K UHD (24 fps), 4K UHD (60 fps), 1080p (240 fps), 720p (960 fps)
OIS, HDR, Time-lapse video, Hyperlapse, Object tracking, EIS
Front
13 MP (HDR)
Video capture: 1080p
10 MP (PDAF, HDR)
Video capture: 4K UHD

Connectivity & Features

Bluetooth
5.0 5.0
WLAN
a,b,g,n,ac,dual-band
Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac
a,b,g,n,ac,Wi-Fi 6,dual-band
MIMO, Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac, ax
USB
Type-C, USB 2.0 Type-C, USB 3.2
Sensors
Accelerometer, Gyroscope, Compass, Ambient light sensor, Proximity sensor Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer, Ambient light sensor, Proximity sensor
Hearing aid compatible
M3/T3
Location
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning GPS, A-GPS, Glonass, Galileo, Cell ID, Wi-Fi positioning
Other
NFC, Infrared NFC, ANT+

Multimedia

Headphones
3.5mm jack No 3.5mm jack
Speakers
Earpiece, Loudspeaker Earpiece, Multiple speakers
Features
32-Bit DAC, Dolby Atmos, aptX, Dolby Digital, Dolby Digital Plus
Screen mirroring
Wireless screen share Wireless screen share
Radio
FM
Additional microphone(s)
Noise cancellation Noise cancellation

Cellular

5G Bands
n2, n5, n12, n25, n41, n66, n71, n260, n261, SA, NSA, Sub-6, mmWave
4G (FDD) Bands
1, 2, 3, 4, 5, 7, 8, 20, 28 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 29, 30, 66
4G (TDD) Bands
38, 40, 41 38, 39, 40, 41, 46, 48
3G Bands
1, 2, 4, 5, 8 1, 2, 4, 5, 8
Data Speed
LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s LTE-A Pro Cat 20 (2000/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
Dual SIM
Yes
SIM type
Nano SIM Nano SIM
HD Voice
Yes
VoLTE
Yes

Regulatory Approval

FCC approval
Date approved: Jul 22, 2020
FCC ID value: A3LSMN981U
Measured SAR
Head: 0.41 W/kg
Body: 0.92 W/kg
Simultaneous Transmission: 1.59 W/kg
Wireless Router: 1.22 W/kg
Phablet: 3.99 W/kg

Alternative variants

with 128GB storage
Memory 4GB/128GB
For Europe
System chip Samsung Exynos 990 (7 nm)
Processor Octa-core
2x2.73GHz Exynos M5
2x2.5GHz Cortex-A76
4x2.0 GHz Cortex-A55
GPU Mali G77 MP11
Memory 256GB
FCC approval Date approved: Jul 16, 2020
FCC ID value: A3LSMN981B
Measured SAR Head: 0.29 W/kg
Body: 0.72 W/kg
Simultaneous Transmission: 1.60 W/kg
Wireless Router: 1.24 W/kg
Phablet: 1.93 W/kg
Prices (MSRP) €1023
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