Nokia 8.1 vs Xiaomi Mi 9

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Display

Display size

6.2 inches
6.4 inches

Resolution

1080 x 2280 pixels
1080 x 2340 pixels

Pixel density

408 ppi
403 ppi

Technology

IPS LCD
AMOLED

Screen-to-body ratio

81.42 %
85.23 %

Peak brightness

 
600 cd/m2 (nit)

Features

HDR video support, Scratch-resistant glass (Corning Gorilla Glass), Ambient light sensor, Proximity sensor
HDR video support, Oleophobic coating, Scratch-resistant glass (Corning Gorilla Glass 6), Ambient light sensor, Proximity sensor

Camera

Rear

Dual camera
Triple camera

Main camera

12 megapixels
48 megapixels

Hardware Features

Optical image stabilization, Phase detection autofocus
Sapphire crystal lens cover, Laser and Phase detection autofocus, CMOS image sensor

Specifications

Aperture size: F1.8; Sensor size: 1/2.55"; Pixel size: 1.4 μm
Aperture size: F1.8; Focal length: 26 mm; Sensor size: 1/2"; Pixel size: 0.8 μm

Second camera

13 megapixels
12 megapixels

Hardware Features

 
Telephoto, Sapphire crystal lens cover, Phase detection autofocus

Specifications

 
Optical zoom: 2x; Aperture size: F2.2; Focal Length: 50 mm; Sensor size: 1/3.4"; Pixel size: 1 μm

Third camera

 
16 megapixels

Hardware Features

 
Ultra-wide, Sapphire crystal lens cover, Phase detection autofocus

Specifications

 
Aperture size: F2.2; Focal Length: 17 mm; Sensor size: 1/3"; Pixel size: 1 μm

Flash

Dual LED
Dual LED

Video recording

3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD)
3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (960 fps), 1280x720 (HD) (960 fps)

Features

Digital image stabilization, Video calling, Video sharing
Continuous autofocus, Digital image stabilization, Video calling, Video sharing

Front

20 megapixels
20 megapixels

Features

 
High Dynamic Range mode (HDR)

Design

Dimensions

6.09 x 2.98 x 0.31 inches (154.8 x 75.76 x 7.97 mm)
6.20 x 2.94 x 0.30 inches (157.5 x 74.67 x 7.61 mm)

Weight

6.35 oz (180 g)
the average is 6 oz (172 g)
6.10 oz (173 g)
the average is 6 oz (172 g)

Materials

Back: Glass; Frame: Aluminum
Back: Glass (Corning Gorilla Glass 5); Frame: Metal

Biometrics

Fingerprint (touch)
In-screen fingerprint

Colors

Silver, Brown, Blue
Black, Purple, Blue

Hardware & Performance

System chip

Qualcomm Snapdragon 710 SDM710
Qualcomm Snapdragon 855

Processor

Octa-core, 2200 MHz, Kryo 360, 64-bit, 10 nm
Octa-core, 2840 MHz, Kryo 485, 64-bit, 7 nm

GPU

Adreno 616
Adreno 640

RAM

4 GB
6 GB

Internal storage

64 GB
128 GB

Storage expansion

up to 400 GB
 

OS

Android (9.0 Pie)
Android (9.0 Pie), Xiaomi MI UI

Battery

Capacity

3500 mAh
3300 mAh

Charging

Yes
Qualcomm Quick Charge 4+, Qi wireless charging

Cellular

LTE (FDD)

 
Bands 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28

LTE (TDD)

 
Bands 38, 39, 40

UMTS

 
850, 900, 1700/2100, 1900, 2100 MHz

GSM

850, 900, 1800, 1900 MHz
850, 900, 1800, 1900 MHz

CDMA

 
800 MHz

Data

LTE-A Cat 6 (300/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
LTE-A, HSPA, HSUPA

Dual SIM

 
Yes

SIM type

Nano SIM
Nano SIM

HD Voice

 
Yes

VoLTE

Yes
Yes

Connectivity

Bluetooth

5.0
5.0

Wi-Fi

802.11 b, g, n, ac, dual-band
802.11 a, b, g, n, ac, dual-band

USB

USB 2.0
USB 2.0

Connector

USB Type-C (reversible)
USB Type-C (reversible)

Features

Mass storage device, USB OTG
Mass storage device, USB OTG

Location

GPS, A-GPS, Glonass, BeiDou
GPS, A-GPS, Glonass, Galileo, BeiDou

Other

NFC, UMA (Wi-Fi Calling), VoIP, Tethering, Computer sync, OTA sync
NFC, Infrared, VoIP, Tethering, Computer sync, OTA sync

Phone features

Sensors

Accelerometer, Gyroscope, Compass
Accelerometer, Gyroscope, Compass

Notifications

Haptic feedback, Music ringtones, Vibration
Haptic feedback, Music ringtones, Vibration

Other features

Voice dialing, Voice commands, Voice recording
Voice dialing, Voice commands, Voice recording

Multimedia

Screen mirroring

Wireless screen share
Wireless screen share

Speakers

Earpiece, Loudspeaker
Earpiece, Loudspeaker

Headphones connector

3.5mm
USB Type-C (reversible)

Additional microphone(s)

for Noise cancellation
 

Shopping information

In The Box

Nokia USB-C 9 V/2 A charger, USB Type-C 2.0 cable, Quick guide, SIM door key, Headset
Case, 18W Charger, USB Type-C cable, Type-c to 3.5 mm adapter, SIM removal tool, Documentation
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