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Microsoft Surface Pro 8 vs Xiaomi Redmi Note 9 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.

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8.5
Xiaomi Redmi Note 9
Microsoft Surface Pro 8 Xiaomi Redmi Note 9
6200 mAh
5020 mAh
13.0-inch · 2880x1920px
6.5-inch · 2340x1080px
Single camera
Quad camera
8GB · 128GB
3GB · 64GB
Released · May 12, 2020
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Availability

Officially announced
Apr 30, 2020

Design

Dimensions
11.30 x 8.19 x 0.37 inches
287 x 208 x 9.3 mm
6.39 x 3.04 x 0.35 inches
162.3 x 77.2 x 8.9 mm
Weight
31.43 oz / 891.0 g 7.02 oz / 199.0 g
Materials
Back: Aluminum Frame: Plastic
Resistance
Splash
Biometrics
2D Face unlock Fingerprint (touch)
Keys
Right: Volume control, Lock/Unlock key
Colors
Graphite, Platinum Forest green, Polar white, Midnight gray

Display

Size
13.0-inch, 84.28% screen-to-body 6.5-inch, 83.52% screen-to-body
Type
120Hz, HDR IPS LCD
Resolution
2880x1920px, 3:2 ratio, 266 PPI 2340x1080px, 19.5:9 ratio, 395 PPI
Protection
Corning Gorilla Glass 5
Features
HDR support, Ambient light sensor
PhoneArena Display Test
Bright Max (20% APL)
Untested Untested
Bright Min
Untested 0.8 (Excellent)

Hardware

System chip
Intel Core i5 11th Gen 1135G7 (10 nm) MediaTek Helio G85 (12 nm)
Processor
Quad-core Octa-core
2000 MHz
Arm Cortex-A75 and ArmCortex-A55
GPU
Intel Iris Xe Graphics Mali G52 MC2
Memory
8GB (LPDDR4)/128GB
16GB/128GB
32GB/128GB
3GB (LPDDR4)/64GB (eMMC 5.1)
4GB/128GB
Storage expansion
microSDXC up to 128 GB
OS
Windows (11) Android (10)

Battery

Type
6200 mAh 5020 mAh, Li - Polymer
Charging
Fast charging
Reverse wired charging
Charge speed
Wired: 18.0W
PhoneArena Battery Tests
Battery Life Estimate
Untested
Browsing
Untested
Video
Untested
Gaming
Untested
Battery Life Estimate
Untested
Browsing
Untested
Video
10h 43min
Gaming
7h 34min

Camera

Rear
Single camera Quad camera
Main camera
10 MP 48 MP (PDAF)
Aperture size: F1.8
Sensor size: 1/2"
Pixel size: 0.8 μm
Second camera
8 MP (Ultra-wide)
Aperture size: F2.2
Sensor size: 1/4"
Pixel size: 1.2 μm
Third camera
2 MP (Macro, Autofocus)
Aperture size: F2.4
Pixel size: 1.75 μm
Fourth camera
2 MP
Aperture size: F2.4
Sensor size: 1/5"
Pixel size: 1.7 μm
Flash
LED
Video recording
Yes 1080p (30 fps), 720p (120 fps)
Front
5 MP 13 MP (HDR)
Video capture: 1080p (30 fps)

Connectivity & Features

Bluetooth
5.1 5.0
WLAN
Wi-Fi 6
MIMO, Wi-Fi Direct
802.11 a, b, g, n, ac, ax
dual-band
Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac
USB
Type-C Type-C, USB 2.0
Sensors
Accelerometer, Gyroscope, Compass, Ambient light sensor Accelerometer, Gyroscope, Compass, Ambient light sensor, Proximity sensor
Location
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
Other
Tethering, Computer sync, OTA sync NFC, Infrared

Multimedia

Headphones
3.5mm jack 3.5mm jack
Speakers
Multiple speakers Earpiece, Loudspeaker
Features
Dolby Atmos, Album art cover, Background playback
Screen mirroring
Wireless screen share
Additional microphone(s)
Noise cancellation

Cellular

LTE Bands
1, 2, 3, 4, 5, 7, 8, 20, 28
TDD Bands
38, 40, 41
3G Bands
1, 2, 4, 5, 8
Data Speed
LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
Dual SIM
Yes
SIM type
Nano SIM
VoLTE
Yes