Samsung Galaxy A40 VS. Xiaomi Mi A3: Comparison

Comparison of features, performance, design, battery, camera and connectivity between the following smartphones: Samsung Galaxy A40 VS. Xiaomi Mi A3. The complete information of specifications to decide which to buy.

Devices

Ki Note

Ki Cost-effectiveness
7.8
Cost-effectiveness
8.6
Cost-effectiveness
Design & Materials
8
7.5
Performance & Hardware
6.7
7.4
Camera
5.9
8.2
Connectivity
7.3
7.4
Battery
5.2
7.6

Basics

Brand

Brand
Aliases
SM-A405FD, A405FD
M1906F9SH, Xiaomi MiA3 Lite, Xiaomi MiA3, mia3

Release Date

Release date
March 2019, 10 months ago
July 2019, 7 months ago
State
On Sale
On Sale

Design & Materials

Structure

Size
69.1 mm
144.3 mm
7.9 mm
71.9 mm
153.5 mm
8.5 mm
Weight
140 g
174 g
Usable surface
85 %
82 %
Materials
Plastic
Aluminium alloy
Resistance
-
-
Colors
Black

Blue

Coral

White
Black

Blue

White

Screen

Diagonal
5.9"
6.09"
Type
Super Amoled
Amoled Samsung
Resolution
1080 x 2340 px
720 x 1560 px
Density
437 Pixels per inch
282 Pixels per inch
Others
  • Capacitive
  • Frameless
  • HDR10
  • Multi-touch
  • Notch
  • Water Drop Notch
  • 103% NTSC
  • 2.5D curved glass screen
  • 350 cd/m²
  • 3D curved glass screen
  • 60000:1 contrast ratio
  • Capacitive
  • Corning Gorilla Glass 5
  • DC dimming
  • Frameless
  • LED Notifications
  • Multi-touch
  • Notch
  • Water Drop Notch

Prototypes





Prototypes
Samsung Galaxy A40
Print 3D Model
Xiaomi Mi A3
Print 3D Model

Photos

Performance & Hardware

Processor

Model
Samsung Exynos 7 Octa 7904
Qualcomm Snapdragon 665
CPU
2x 1.8 GHz ARM Cortex-A73+ 6x 1.6 GHz ARM Cortex-A53
4x2.0 GHz Kryo 260 + 4x 1.7 GHz Kryo 260
Type
Octa-Core
Octa-Core
Frequency
1.8 GHz
2 GHz
64 Bits
Yes
Yes

Graphics

GPU
ARM Mali-G71 MP2
Qualcomm Adreno 610

RAM

RAM
4 GB
4 GB

Antutu

Score
109.452 (Antutu v7)
Overall performance better than 73% of devices
176.750 (Antutu v8)
Overall performance better than 84% of devices

Storage

Capacity
64 GB
64 GB
SD Slot
Yes
Independent SD slot
Yes
Slot for SD or second SIM card

Security

Fingerprint
Yes, in the back

Sensors

Sensors
  • Fingerprint
  • Accelerometer
  • Compass
  • Gyroscope
  • Light sensor
  • Proximity
  • Fingerprint
  • Accelerometer
  • Compass
  • Gyroscope
  • Light sensor
  • Proximity

Others

Notifications LED
No
LED Notifications

Camera

Double rear camera

Standard
1
Resolution
16 Mpx
Sensor
Unknown
Type
CMOS
Aperture
ƒ/ 1.7
ISO
--
Pixel size
--
Wide Angle lens
2
Resolution
5 Mpx
Sensor
Unknown
Type
--
Aperture
ƒ/ 2.2
ISO
--
Pixel size
--

Triple rear camera

Standard
1
Resolution
48 Mpx
Sensor
Sony IMX582 Exmor RS
Type
CMOS
Aperture
ƒ/ 1.79
ISO
--
Pixel size
0.80 µm
Sensor size
1/2.25
Wide Angle lens
2
Resolution
8 Mpx
Sensor
Unknown
Type
--
Aperture
ƒ/ 2.2
ISO
--
Pixel size
1.12 µm
Portrait mode (depth)
3
Resolution
2 Mpx
Sensor
Unknown
Type
--
Aperture
ƒ/ 2.4
ISO
--
Pixel size
1.75 µm
Flash
LED
Dual LED
Features
  • Autofocus
  • Continuous shooting
  • Digital zoom
  • Dual camera
  • Exposure compensation
  • Face detection
  • Geotagging
  • HDR
  • ISO settings
  • Scene mode
  • Self-timer
  • Touch focus
  • White balance settings
  • 4K Video
  • Autofocus
  • Continuous shooting
  • Digital image stabilization
  • Digital zoom
  • Exposure compensation
  • Face detection
  • Geotagging
  • HDR
  • ISO settings
  • Scene mode
  • Self-timer
  • Touch focus
  • Triple camera
  • White balance settings
Slow Motion Video
Yes
120 fps
Yes
240 fps
Optical Stabilisation
No
No

Selfie

Resolution
25 Mpx
Sensor
Unknown
Type
--
Aperture
ƒ/ 2.0
ISO
--
Pixel size
--
Resolution
32 Mpx
Sensor
Samsung S5KGD1
Type
ISOCELL
Aperture
ƒ/ 2.0
ISO
--
Pixel size
0.80 µm
Sensor size
1/2.8

Connectivity

Networks

5G
-
-
4G LTE
  • B1 (2100)
  • B3 (1800)
  • B5 (850)
  • B7 (2600)
  • B8 (900)
  • B20 (800)
  • B38 (TDD 2600)
  • B40 (TDD 2300)
  • B41 (TDD 2500)
  • B1 (2100)
  • B2 (1900)
  • B3 (1800)
  • B4 (1700/2100 AWS 1)
  • B5 (850)
  • B7 (2600)
  • B8 (900)
  • B20 (800)
  • B28 (700)
  • B38 (TDD 2600)
  • B40 (TDD 2300)
3G
  • B1 (2100)
  • B2 (1900)
  • B5 (850)
  • B8 (900)
  • B1 (2100)
  • B2 (1900)
  • B4 (1700/2100 AWS A-F)
  • B5 (850)
  • B8 (900)
2G
  • B2 (1900)
  • B3 (1800)
  • B5 (850)
  • B8 (900)
  • B2 (1900)
  • B3 (1800)
  • B5 (850)
  • B8 (900)

SIM card

Dual SIM
Dual Sim Dual Standby
Dual Sim Dual Standby
Type
Nano SIM
Unknown
Nano SIM
Nano SIM

Wi-Fi

Wi-Fi
  • 802.11a
  • 802.11ac
  • 802.11b
  • 802.11g
  • 802.11n
  • 802.11n 5GHz
  • 802.11a
  • 802.11ac
  • 802.11b
  • 802.11g
  • 802.11n
  • 802.11n 5GHz
Others
  • Dual band
  • Wi-Fi Direct
  • Wi-Fi Hotspot
  • Dual band
  • Wi-Fi Direct
  • Wi-Fi Display
  • Wi-Fi Hotspot

Bluetooth

Version
Bluetooth 5.0
Bluetooth 5.0 LE Low energy consumption
Others
  • A2DP (Advanced Audio Distribution Profile)
  • AVRCP (Audio/Visual Remote Control Profile)
  • DIP (Device ID Profile)
  • HFP (Hands-Free Profile)
  • HID (Human Interface Profile)
  • HOGP
  • HSP (Headset Profile)
  • MAP (Message Access Profile)
  • OPP (Object Push Profile)
  • PAN (Personal Area Networking Profile)
  • PBAP/PAB (Phone Book Access Profile)
  • A2DP (Advanced Audio Distribution Profile)
  • EDR (Enhanced Data Rate)
  • HID (Human Interface Profile)
  • LE (Low Energy)

Navigation

Navigation
  • A-GPS
  • Beidou
  • Galileo
  • GLONASS
  • GPS
  • A-GPS
  • Beidou
  • GLONASS
  • GPS

USB

USB
  • Charging
  • Mass Storage
  • USB On-The-Go (OTG)
  • USB Type C
  • Charging
  • Host
  • Mass Storage
  • USB On-The-Go (OTG)
  • USB Type C

SAR

European measurement

The European Union sets a limit of 2 W/kg averaged over 10 grams of tissue.

0.490 W/Kg on head
1.340 W/Kg on body
0.301 W/Kg on head
1.097 W/Kg on body
American measurement

The FCC limit is 1.6 W/kg measured in a volume of 1 gram of tissue

--
1.030 W/Kg on head
1.070 W/Kg on body

Others

Others
  • NFC
  • Audio Jack
  • Radio FM
  • ANT+
  • Computer sync
  • OTA sync
  • Tethering.
  • VoLTE
  • Audio Jack
  • Radio FM
  • Computer sync
  • Infrared
  • OTA sync
  • VoLTE

Battery

Battery
Capacity
3100 mAh
4030 mAh
Type
Li-Polymer
Li-Polymer
Others
Fast Charging
Non-removable
Fast Charging
Non-removable

Software

Software
Operating System
Android 9.0 Pie
Android 9.0 Pie

Prices

Prices

Prices