Reserves open for the new Samsung phones!
Discussions are now open! Start your own threads and share your thoughts with the community.
Discussions are now open! Start your own threads and share your thoughts with the community.

Samsung Galaxy A40 vs Xiaomi Mi 9T 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.

Comparison mode:
Specs Size
Differences only
Samsung Galaxy A40
Xiaomi Mi 9T
Samsung Galaxy A40 Xiaomi Mi 9T
Released · Apr 10, 2019
Released · Jun 17, 2019
5.9-inch · 2340x1080px
6.4-inch · 2340x1080px
Dual camera
Triple camera
4GB · 64GB
6GB · 128GB
3100 mAh
4000 mAh

Design

Dimensions
5.69 x 2.72 x 0.31 inches
144.4 x 69.2 x 7.9 mm 		6.17 x 2.93 x 0.35 inches
156.7 x 74.3 x 8.8 mm
Weight
4.94 oz (140.0 g) 6.74 oz (191.0 g)
Materials
Back: Plastic
Frame: Plastic 		Back: Metal
Frame: Metal
Biometrics
2D Face unlock, Fingerprint (touch) 2D Face unlock, Optical in-screen fingerprint
Keys
Right: Volume control, Lock/Unlock key Right: Volume control, Lock/Unlock key
Colors
Black, Coral, Blue, White Carbon Black, Flame Red, Glacier Blue

Display

Size
5.9-inch 6.4-inch
Resolution
2340x1080px, 19.5:9 ratio, 437 PPI 2340x1080px, 19.5:9 ratio, 403 PPI
Technology
Super AMOLED AMOLED
Refresh rate
60Hz
Screen-to-body
85.73 % 85.94 %
Peak brightness
430 cd/m2 (nit)
Features
Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor HDR support, Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor

Hardware

System chip
Exynos 7904 (14 nm) Qualcomm Snapdragon 730 SM7150-AA (8 nm)
Processor
Octa-core
1800 MHz
ARM Cortex-A73 and ARM Cortex-A53 		Octa-core
Kryo 470
GPU
Mali-G71 MP2 Adreno 618
RAM
4GB (LPDDR4) 6GB (LPDDR4)
Internal storage
64GB, available to use: 49.4 GB 128GB
Storage expansion
microSDXC up to 512 GB not expandable
OS
Android (11, 10, 9.0 Pie), Samsung One UI Android (10, 9.0 Pie)

Battery

Capacity
3100 mAh 4000 mAh
Type
Li - Polymer
Charging
Samsung Adaptive Fast Charging Fast charging
Charge speed
Wired: 18.0W

Camera

Rear
Dual camera Triple camera
Main camera
16 MP (PDAF)
Aperture size: F1.7
Focal length: 27 mm
Sensor size: 1/2.8"
Pixel size: 1.12 μm 		48 MP (PDAF)
Aperture size: F1.8
Focal length: 26 mm
Sensor size: 1/2"
Pixel size: 0.8 μm
Second camera
5 MP (Ultra-wide)
Aperture size: F2.2
Focal Length: 13 mm
Sensor size: 1/5"
Pixel size: 1.12 μm 		13 MP (Ultra-wide)
Aperture size: F2.4
Focal Length: 12 mm
Sensor size: 1/3.1"
Pixel size: 1.12 μm
Third camera
8 MP (Telephoto)
Optical zoom: 2.0x
Aperture size: F2.4
Focal Length: 53 mm
Sensor size: 1/4"
Pixel size: 1.12 μm
Flash
LED Dual LED
Video recording
1920x1080 (Full HD) (30 fps)
Hyperlapse, Video calling, Video sharing 		3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (960 fps), 1280x720 (HD) (960 fps)
Video calling, Video sharing
Front
25 MP, Video capture: 1920x1080 (Full HD) 20 MP (Pop-up, HDR), Video capture: 1920x1080 (Full HD)

Connectivity & Features

Bluetooth
5.0 5.0
WLAN
802.11 a,b,g,n,ac,dual-band
Wi-Fi Direct, Hotspot 		802.11 a,b,g,n,ac,dual-band
MIMO, Wi-Fi Direct, Hotspot
USB
Type-C, USB 2.0 Type-C
Location
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
Sensors
Accelerometer, Gyroscope, Compass, Hall (for flip covers) Accelerometer, Gyroscope, Compass
Other
NFC, ANT+, VoIP, Tethering, Computer sync, OTA sync NFC, VoIP, Tethering, Computer sync, OTA sync

Multimedia

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

Cellular

4G (FDD)
Bands 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800 DD) Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 20(800 DD), 28(700 APT)
4G (TDD)
Bands 38(2600), 40(2300), 41(2600+) Bands 38(2600), 40(2300)
3G
Bands 1(2100), 2(1900), 5(850), 8(900) Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)
Data Speed
LTE-A Cat 12/13 (600/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
Dual SIM
Yes Yes
SIM type
Nano SIM Nano SIM
HD Voice
Yes
VoLTE
Yes

Regulatory Approval

FCC approval
Date approved: Mar 08, 2019
FCC ID value: A3LSMA405FN
Measured SAR
Head: 0.51 W/kg
Body: 0.46 W/kg
Simultaneous Transmission: 1.02 W/kg
Wireless Router: 0.61 W/kg

Buyers information

In The Box
Power adapter, Simple protective cover, USB Type-C cable, SIM eject tool, User guide, Warranty card

Availability

Officially announced
Apr 10, 2019 Jun 12, 2019

Alternative variants

with 64 GB storage
Internal storage 64GB
FCC OKs Cingular\'s purchase of AT&T Wireless