Samsung Galaxy A30 vs Samsung Galaxy A40s vs Samsung Galaxy M30

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Samsung Galaxy A30

Samsung Galaxy A40s

Samsung Galaxy M30

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  • Samsung Galaxy A40

    Samsung Galaxy A40

  • Samsung Galaxy A50

    Samsung Galaxy A50

  • Samsung Galaxy A51

    Samsung Galaxy A51

Total
35
21
32
24
38
19
General
Operating systemAndroid 9.0 Android 9.0 Android 8.1
AvailableYes Yes Yes
Released (US)March 2019 March 2019
Released (FR)March 2019 December 2019 April 2019
Street price (EUR)249 €599 €
DesignCandybar Candybar Candybar
ColorWhite
Blue
Black
White
Blue
Black
Orange
Blue
Black
SAR 0.409 W/kg
RuggedNo No No
Size and weight
74.7 in
7.7 in
158.5 in
165 oz
75.1 in
8.4 in
159 in
175 oz
75.1 in
8.5 in
159 in
174 oz
Height158.5 in159 in159 in
Width74.7 in75.1 in75.1 in
Thickness 7.7 in8.4 in8.5 in
Weight165 oz175 oz174 oz
Display
Screen typeSuper AMOLED Super AMOLED Super AMOLED
Resolution2340x1080 pixels2340x1080 pixels2340x1080 pixels
Screen size6.4 in6.38 in6.4 in
TouchscreenYes Yes Yes
Touchscreen typeCapacitive Capacitive Capacitive
MultitouchYes Yes Yes
Colors16 777 216 16 777 216 16 777 216
3DNo No No
PPI403 404 403
Hardware
CPUSamsung Exynos 7904 Octa Samsung Exynos 7904 Samsung Exynos 7904 Octa
Processor frequency1.8 GHz1.8 GHz1.8 GHz
Core numberOcto Core Octo Core Octo Core
RAM4096
3072
4096
6144
8192
6144
4096
Internal storage64
32
64
128
128
64
Removable storageYes Yes Yes
Memory cardmicroSD
microSDHC
microSDXC
microSD
microSDHC
microSDXC
microSD
microSDHC
microSDXC
Network
GSMYes Yes Yes
GSM frequencies850
900
1800
1900
850
900
1800
1900
850
900
1800
1900
GPRSYes Yes Yes
EDGEYes Yes Yes
UMTSYes Yes Yes
UMTS Frequencies850
900
1900
2100
850
900
1900
2100
HSPAYes Yes Yes
HSPA+Yes Yes Yes
Maximum theoretical bandwith 42 Mbit/s 42 Mbit/s 42 Mbit/s
CDMANo No No
4G LTEYes Yes Yes
LTE Frequencies800
850
900
1800
2100
2500
2600
700
800
850
900
1700/2100
1800
1900
2100
2500
2600
800
850
900
1800
2100
2500
WiMAXNo No No
Connectivity
Wi-FiYes Yes Yes
Wi-Fi Standard802.11a
802.11ac
802.11b
802.11g
802.11n
802.11a
802.11ac
802.11b
802.11g
802.11n
802.11a
802.11b
802.11g
802.11n
Wi-Fi hotspotYes Yes Yes
BluetoothYes Yes Yes
Bluetooth version5.0 5.0
ProfilesAdvanced Audio Distribution (A2DP)
Low Energy (LE)
Advanced Audio Distribution (A2DP)
Low Energy (LE)
GPSYes Yes Yes
GPS typeA-GPS A-GPS A-GPS
USBYes Yes Yes
USB version2.0 2.0 2.0
USB connector typeType-C Type-C Type-C
USB featuresUSB charging
Mass storage device
USB charging
Mass storage device
USB charging
Mass storage device
AudioYes Yes Yes
Headset jack3.5mm 3.5mm 3.5mm
HDMINo No No
DLNANo No No
NFCNo No No
Dual SIMNo
Yes
No Yes
eSIMNo No No
InfraredNo No No
Digital Camera / Video
Back cameraYes Yes Yes
3DNo No No
Photo resolution16 MP12.98 MP13 MP
Video resolution1080 p1920 p2160 p
FlashYes Yes Yes
Flash typeLED LED LED
FeaturesHigh Dynamic Range Mode (HDR)
Panorama
High Dynamic Range Mode (HDR)
Panorama
High Dynamic Range Mode (HDR)
Panorama
Front cameraYes Yes Yes
Photo resolution16 MP15.93 MP16 MP
Front FlashNo No No
Multimedia
Music playerYes Yes Yes
Supported formatsAAC
AMR
FLAC
MIDI
MP3
OGG
WAV
MP3
WAV
AAC
AMR
FLAC
MIDI
MP3
M4A
OGG
WAV
Video playerYes Yes Yes
SupportsH.263
H.264
MPEG4
AVI
H.263
H.264
MKV
MOV
MPEG4
Xvid
WMV
H.263
H.264
MPEG4
RadioYes Yes No
FM TransmitterNo No No
Sensor
AccelerometerYes Yes Yes
GyroscopeNo Yes Yes
Proximity sensorYes Yes Yes
CompassYes Yes Yes
BarometerNo No No
Ambient light sensorYes Yes Yes
FingerprintYes Yes Yes
Battery
Battery typeLithium-Polymer Lithium-ion Lithium-Polymer
Capacity4000 mAh5000 mAh5000 mAh
Qi wireless chargingNo No No
Quick ChargeYes No Yes

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