Xiaomi Mi 9 vs Samsung Galaxy A70
Display
Display size
Resolution
Pixel density
Technology
AMOLED
Super AMOLED
Screen-to-body ratio
85.23 %
85.97 %
Peak brightness
600 cd/m2 (nit)
Features
HDR video support, Oleophobic coating, Scratch-resistant glass (Corning Gorilla Glass 6), Ambient light sensor, Proximity sensor
Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor
Camera
Rear
Triple camera
Triple camera
Main camera
Hardware Features
Sapphire crystal lens cover, Laser and Phase detection autofocus, CMOS image sensor
Phase detection autofocus
Specifications
Aperture size: F1.8; Focal length: 26 mm; Sensor size: 1/2"; Pixel size: 0.8 μm
Aperture size: F1.7; Focal length: 27 mm; Sensor size: 1/2.8"; Pixel size: 0.8 μm
Second camera
12 megapixels
8 megapixels
Hardware Features
Telephoto, Sapphire crystal lens cover, Phase detection autofocus
Ultra-wide
Specifications
Optical zoom: 2x; Aperture size: F2.2; Focal Length: 50 mm; Sensor size: 1/3.4"; Pixel size: 1 μm
Aperture size: F2.2; Focal Length: 13 mm; Sensor size: 1/4"; Pixel size: 1.12 μm
Third camera
16 megapixels
5 megapixels
Hardware Features
Ultra-wide, Sapphire crystal lens cover, Phase detection autofocus
Depth information
Specifications
Aperture size: F2.2; Focal Length: 17 mm; Sensor size: 1/3"; Pixel size: 1 μm
Aperture size: F2.2; Focal Length: 24 mm; Sensor size: 1/5"; Pixel size: 1.12 μm
Flash
Dual LED
LED
Video recording
3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (960 fps), 1280x720 (HD) (960 fps)
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (240 fps)
Features
Continuous autofocus, Digital image stabilization, Video calling, Video sharing
Video calling, Video sharing
Front
20 megapixels
32 megapixels
Features
High Dynamic Range mode (HDR)
Design
Dimensions
Weight
the average is 6 oz (172 g)
the average is 6 oz (172 g)
Materials
Back: Glass (Corning Gorilla Glass 5); Frame: Metal
Back: Plastic
Biometrics
In-screen fingerprint
2D Face unlock, In-screen fingerprint
Colors
Black, Purple, Blue
Black, Pink, Blue, White
Hardware & Performance
System chip
Qualcomm Snapdragon 855
Qualcomm Snapdragon 675 SM6150
Processor
GPU
Adreno 640
Adreno 612
RAM
Internal storage
128 GB
128 GB
Maximum User Storage
108.3 GB
Storage expansion
up to 512 GB
OS
Android (9.0 Pie), Xiaomi MI UI
Android (9.0 Pie), Samsung One UI
Battery
Capacity
3300 mAh
4500 mAh
Charging
Qualcomm Quick Charge 4+, Qi wireless charging
Samsung Adaptive Fast Charging
Talk time (3G)
the average is 23 h (1364 min)
Internet use
3G
14 hours
LTE
16 hours
Wi-Fi
16 hours
Music playback
128.00 hours
Video playback
24.00 hours
Cellular
LTE (FDD)
Bands 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28
Bands 1, 3, 5, 7, 8, 20
LTE (TDD)
Bands 38, 39, 40
Bands 38, 40, 41
UMTS
850, 900, 1700/2100, 1900, 2100 MHz
850, 900, 1900, 2100 MHz
GSM
850, 900, 1800, 1900 MHz
850, 900, 1800, 1900 MHz
CDMA
800 MHz
Data
Dual SIM
Yes
Yes
SIM type
Nano SIM
Nano SIM
HD Voice
Yes
VoLTE
Yes
Connectivity
Bluetooth
5.0
5.0
Wi-Fi
802.11 a, 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
Mobile Payment
Samsung Pay
Location
GPS, A-GPS, Glonass, Galileo, BeiDou
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
Other
NFC, Infrared, VoIP, Tethering, Computer sync, OTA sync
NFC, ANT+, VoIP, Tethering, Computer sync, OTA sync
Phone features
Sensors
Accelerometer, Gyroscope, Compass
Accelerometer, Gyroscope, Compass, Hall (for flip covers)
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
Radio
FM
Speakers
Earpiece, Loudspeaker
Earpiece, Loudspeaker
Headphones connector
USB Type-C (reversible)
3.5mm
Additional microphone(s)
for Noise cancellation
Regulatory Approval
FCC measured SAR
Head
0.26 W/kg
Body
0.25 W/kg
Simultaneous Transmission
0.89 W/kg
Wireless Router
0.38 W/kg
Shopping information
In The Box
Case, 18W Charger, USB Type-C cable, Type-c to 3.5 mm adapter, SIM removal tool, Documentation
25W charger
