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Samsung Galaxy A40s vs Samsung Galaxy A31

Samsung Galaxy A40s SamsungGalaxy A40s
VS
Samsung Galaxy A31 SamsungGalaxy A31

The third device is shown on desktop screens only

General

Device Type
Smart Phone
Smart Phone
Device Name
—
SM-A315FSM-A315F/DSSM-A315GSM-A315G/DSSM-A315N
Announced
February 2019
March 2020
Released
March 2019
April 2020
Colors
BlackBlue
BlackBlueRedWhite

Design

Length
159 mm (6.26 in)
159.3 mm (6.27 in)
Width
75.1 mm (2.96 in)
73.1 mm (2.88 in)
Thickness
8.5 mm (0.33 in)
8.6 mm (0.34 in)
Weight
174 g (6.14 oz)
185 g (6.53 oz)
Materials
Glass frontPlastic backPlastic frame
Same on both

Network

2G Network
Yes
Yes
3G Network
Yes
Yes
4G Network
Yes
Yes
GPRS
Yes
Yes
EDGE
Yes
Yes
SIM
Nano SIM
Nano SIM
Multi SIM
Dual SIM
Single SIM or Dual SIM
Speed
3G Up to 42 MB4G Up to 600 MB
3G Up to 42 MB4G Up to 300 MB

Display

Display Type
Super AMOLED
Super AMOLED
Size
6.4 Inches
6.4 Inches
Resolution
720x1560 Pixels (HD+)
1080x2400 Pixels (FHD+)
Screen Ratio
—
84.9%
Aspect Ratio
19.5:9
20:9
Pixel Density
268 PPI
411 PPI
Features
No extras
Dark Mode
On both: Always-on Display, Water Drop Notch, Capacitive, Multi-touch, 16M Colors

Hardware

Chipset
Samsung Exynos 7904
Mediatek Helio P65
Manufacturing Technology
14 nm
12 nm
CPU Type
Octa-core
Octa-core
CPU
Octa-core:Dual-core 1.8 GHzHexa-core 1.6 GHz
Octa-core:Dual-core 2.0 GHzHexa-core 1.7 GHz
GPU
Mali-G71 MP2
Mali-G52 MC2
RAM (Memory)
6 GB
4/6/8 GB4 GB (64 GB)4 GB (128 GB)6 GB (128 GB)8 GB (128 GB)
Internal Storage
64 GB
64/128 GB
Storage Type
eMMC 5.1
eMMC 5.1
Ram Type
—
LPDDR4x
Card Slot
Yes - MicroSD (Up to 512GB)
Yes - MicroSD

Software

OS
Android
Android 10
Version
Android 9
—
Update To
Android 10
—
User Interface
Samsung One UI
One UI 2.5

Main camera

Triple
First Camera: 13 MP (Standard)Second Camera: 5 MP (Ultrawide)Third Camera: 5 MP (Depth)
—
Four
—
First Camera: 48 MP (Standard)Second Camera: 8 MP (Ultrawide)Third Camera: 5 MP (Macro)Fourth Camera: 5 MP (Depth)
Aperture Size
First Camera: F/1.9Second Camera: F/2.2Third Camera: F/2.2
First Camera: F/2.0Second Camera: F/2.2Third Camera: F/2.4Fourth Camera: F/2.4
Video
FHD 1080P@30fpsSlow Motion
FHD 1080P@30fps
Flash
Yes
Yes
More details (1)Camera Features
Camera Features
Autofocus (AF)Portrait ModePro ModeDigital ZoomContinuous shootingPanoramaExposure compensationFace detectionGeotaggingHDRISO settingsScene modeSelf-timerTouch focusWhite balance settings
Same on both

Selfie Camera

Camera
16 MP
20 MP
Aperture Size
F/2.0
F/2.2
Video
FHD 1080P@30fps
FHD 1080P@30fps
Flash
No
No
More details (1)Camera Features
Camera Features
Face DetectionPortrait ModeBeauty ModeGesture ShotHDR
Same on both

Connectivity

Wi-Fi
Wi-Fi 802.11a/b/g/n/acDual-bandWi-Fi DirectHotspot
Same on both
Bluetooth
5.0A2DPLE
Same on both
Location
No extras
GALILEO
On both: GPS, A-GPS, GLONASS, BDS
NFC
—
Yes - (Market/region dependent)
USB
2.0 - USB Type-C 1.0
USB Type-C 2.0

Media

Loudspeaker
Yes
Yes
3.5mm jack
Yes
Yes
FM Radio
FM RadioRDSRecording
Yes - RDS & Recording

Other specifications

Sensors
AccelerometerGyroscopeProximityCompass
Same on both
Lock Type
Fingerprint (Rear-mounted)
Fingerprint (Under Display)
On both: Facial recognition, Pattern, PIN, Password
Box Contents
DeviceUSB CablePower Adapter (15 W)HeadphonesSIM Eject ToolQuick start guide
Same on both

Charging and Battery

Fast Charging
Yes - 15W
15 W
Capacity
5000 mAh
5000 mAh

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