Xiaomi Mi 9 SE vs Samsung Galaxy A40
Display
Size
Resolution
Technology
AMOLED
Super AMOLED
Screen-to-body
83.96 %
85.73 %
Features
HDR video support, Scratch-resistant glass (Corning Gorilla Glass), Ambient light sensor, Proximity sensor
Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor
Hardware & Performance
System chip
Qualcomm Snapdragon 712 SDM712
Samsung Exynos 7 Octa 7885
Processor
GPU
Adreno 616
Mali-G71 MP2
RAM
Internal storage
128GB
64GB
Storage expansion
microSDXC up to 512 GB
OS
Android (9.0 Pie)
Android (9.0 Pie), Samsung One UI
Battery
Capacity
3070 mAh
3100 mAh
Type
Not user replaceable
Li - Polymer, Not user replaceable
Charging
Samsung Adaptive Fast Charging
Camera
Rear
Triple camera
Dual camera
Main camera
Features
PDAF
PDAF
Second camera
13 MP
5 MP
Features
Ultra-wide, PDAF
Ultra-wide
Third camera
8 MP
Features
Telephoto, Autofocus
Video recording
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (960 fps)
1920x1080 (Full HD) (30 fps)
Features
EIS, Video calling, Video sharing
Hyperlapse, Video calling, Video sharing
Front
20 MP
25 MP
Features
HDR
Design
Dimensions
Weight
the average is 6.3 oz (179 g)
the average is 6.3 oz (179 g)
Materials
Back: Plastic
Biometrics
2D Face unlock, In-screen fingerprint
2D Face unlock, Fingerprint (touch)
Colors
Black, Purple, Blue
Black, Coral, Blue, White
Cellular
LTE (FDD)
Bands 1(2100), 3(1800), 5(850), 7(2600), 8(900)
Bands 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800 DD)
LTE (TDD)
Bands 34(2000), 38(2600), 39(1900+), 40(2300), 41(2600+)
Bands 38(2600), 40(2300), 41(2600+)
UMTS
850, 900, 1900, 2100 MHz
850, 900, 1900, 2100 MHz
Data Speed
Dual SIM
Yes
Yes
SIM type
Nano SIM
Nano SIM
VoLTE
Yes
Multimedia
Headphones
No 3.5mm jack
3.5mm jack
Features
Album art cover, Background playback
Dolby Atmos, Album art cover, Background playback
Connectivity & Features
Bluetooth
5.0
5.0
Wi-Fi
802.11 a, b, g, n, ac, dual-band; Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac, dual-band; Wi-Fi Direct, Hotspot
USB
Type-C (reversible), USB 2.0
Type-C (reversible), USB 2.0
Features
Mass storage device, Charging, Headphones port
Charging, Mass storage device
Sensors
Accelerometer, Gyroscope, Compass
Accelerometer, Gyroscope, Compass, Hall (for flip covers)
Other
NFC, Infrared, VoIP, Tethering, Computer sync, OTA sync
NFC, ANT+, VoIP, Tethering, Computer sync, OTA sync
Phone features
Notifications
Haptic feedback, Music ringtones, Vibration
Other features
Voice dialing, Voice commands, Voice recording
