Samsung Galaxy A51 vs Samsung Galaxy A70 vs Samsung Galaxy M40
Key Feature Comparison
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At a Glance
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Octa core (2.3 GHz, Quad core, Cortex A73 + 1.7 GHz, Quad core, Cortex A53)
Octa core (2 GHz, Dual core, Kryo 460 + 1.7 GHz, Hexa Core, Kryo 460)
Octa core (2 GHz, Dual core, Kryo 460 + 1.7 GHz, Hexa Core, Kryo 460)
4000 mAh
4500 mAh
3500 mAh
6.5 inches
6.7 inches
6.3 inches
Quad, 48MP + 12MP + 5MP + 5MP
Triple, 32MP + 8MP + 5MP
Triple, 32MP + 8MP + 5MP
4G
4G
4G
Detailed Specs
Screen Size
6.5 inches
6.7 inches
6.3 inches
Screen Type
Super AMOLED
Super AMOLED
TFT
Screen Resolution
1080 x 2400 pixels
1080 x 2400 pixels
1080 x 2340 pixels
Pixel Density
405 ppi
393 ppi
409 ppi
Aspect Ratio
20:09
20:09
19.5:9
Screen Protection
Gorilla Glass 3
Gorilla Glass 3
Gorilla Glass 3
Screen to Body Ratio
87.44%
86%
91.80%
Screen Design
Punch hole
Waterdrop notch
Punch hole
Screen Quality
FHD
FHD
FHD
Phone Variants
8GB 128GB, 6GB 128GB
6GB 128GB
6GB 128GB
Expandable Storage
Yes
Yes
Yes
RAM Type
LPDDR4X
LPDDR4X
LPDDR4X
Storage Type
UFS 2.0
UFS 2.0
eMMC 5.1
Expandable Storage Capacity
Yes, 512 GB
Yes, 512 GB
Yes, 512 GB
OTG Support
Yes
Yes
Yes
Sensors
Light sensor, Proximity sensor, Accelerometer, Gyroscope
Light sensor, Proximity sensor, Accelerometer, Gyroscope
Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope
Operating System
Android v10 (Q)
Android v9.0 (Pie)
Android v9.0 (Pie)
GPU
Mali-G72 MP3
Adreno 612
Adreno 612
Chipset
Samsung Exynos 9 Octa 9611
Qualcomm Snapdragon 675
Qualcomm Snapdragon 675
CPU
Octa core (2.3 GHz, Quad core, Cortex A73 + 1.7 GHz, Quad core, Cortex A53)
Octa core (2 GHz, Dual core, Kryo 460 + 1.7 GHz, Hexa Core, Kryo 460)
Octa core (2 GHz, Dual core, Kryo 460 + 1.7 GHz, Hexa Core, Kryo 460)
Custom User Interface
Samsung One UI
Samsung One UI
Samsung One UI
Clock Speed
2.3 GHz
2 GHz
2 GHz
Architecture
64 bit
64 bit
64 bit
Process Technology
10 nm
11 nm
11 nm
Battery Capacity
4000 mAh
4500 mAh
3500 mAh
Battery Removable
No
No
No
Battery Type
Li-ion
Li-ion
Li-ion
Charger Type
Fast, 15W
Fast, 25W
Fast, 15W
USB Type-C
Yes
Yes
Yes
Fast Charging
Yes
Yes
Yes
Announced On
5-Dec-19
5-Mar-19
5-Jun-19
Market Status
Available
Available
Available
Brand
Samsung
Samsung
Samsung
Model Number
SM-A515FZB1INS/SM-A515FZBWINS
SM-A705GZKHINS
-
Price Status
Confirmed
Confirmed
Confirmed
Price
Rs. 20,450
Rs. 22,999
Rs. 15,999
GPS
Yes A-GPS, Glonass
Yes A-GPS, Glonass
Yes A-GPS, Glonass
Audio Features
Dolby Atmos
Dolby Atmos
Dolby Atmos
NFC
Yes
Yes
Yes
Network Support
4G
4G
4G
Bluetooth
Yes
Yes
Yes
3.5mm Audio Jack
Yes
Yes
No
SIM Size
SIM1: Nano, SIM2: Nano
SIM1: Nano, SIM2: Nano
SIM1: Nano, SIM2: Nano (Hybrid)
Wi-Fi
Yes, Wi-Fi 802.11, ac/b/g/n/n 5GHz
Yes, Wi-Fi 802.11, a/ac/b/g/n/n 5GHz
Yes, Wi-Fi 802.11, a/ac/b/g/n/n 5GHz
Bluetooth Type
v5.0
v5.0
v5.0
Audio Jack
3.5 mm
3.5 mm
USB Type-C
SIM Slot(s)
Dual SIM, GSM+GSM
Dual SIM, GSM+GSM, Dual VoLTE
Dual SIM, GSM+GSM, Dual VoLTE
eSIM
No
No
No
Wi-Fi Features
Wi-Fi Direct, Mobile Hotspot
Wi-Fi Direct, Mobile Hotspot
Wi-Fi Direct, Mobile Hotspot
VoLTE
Yes
Yes
Yes
SIM 1 Bands
4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 13) / 700(band 17) / 800(band 20) / 850(band 26), 3G Bands: UMTS 1...
4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 850(band 5) / 800(band 20), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS:...
4G Bands: TD-LTE 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS: Available, EDGE: Available...
SIM 2 Bands
4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 13) / 700(band 17) / 800(band 20) / 850(band 26), 3G...
4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 850(band 5), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS: Available, EDG...
4G Bands: TD-LTE 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS: Available, EDGE: Available...
Front Video Recording
1920x1080 @ 30 fps
1920x1080 @ 30 fps
1920x1080 @ 30 fps
Front Camera Features
HDR
HDR
HDR
Front Camera Setup
Single, 32MP
Single, 32MP
Single, 16MP
Front Camera 1 Resolution
32 MP
32 MP
16 MP
Front Camera 1 Type
f/2.2 Primary Camera
f/2.0 Primary Camera
f/2.0 Primary Camera
Front Camera 1 Lens
2.8" sensor size, 0.8 micrometre pixel size
26 mm focal length, 2.8" sensor size, 0.8 micrometre pixel size
-
Front Aperture
f/2.2
f/2.0
f/2.0
Front Flash
No
No
No
Front Sensor
-
CMOS
CMOS
Weight
172 grams
183 grams
168 grams
Colors
Prism Crush White, Prism Crush Black, Prism Crush Pink, Prism Crush Blue
Black, Blue, White
Midnight Blue, Seawater Blue, Cocktail Orange
Build
Back: Plastic
Back: Plastic
Back: Plastic
Dimensions
158.5 x 73.6 x 7.9 mm
164.3 x 76.7 x 7.9 mm
155.3 x 73.9 x 7.9 mm
SAR Value
Head: 0.598 W/kg
Head: 0.774 W/kg
Head: 0.200 W/kg
OIS
No
No
No
Rear Flash
Yes, LED Flash
Yes, LED Flash
Yes, LED Flash
Rear Video Recording
3840x2160 @ 30 fps
3840x2160 @ 30 fps
3840x2160 @ 30 fps
Rear Camera Features
8 x Digital Zoom, Auto Flash, Face detection, Touch to focus
8 x Digital Zoom, Auto Flash, Face detection, Touch to focus
8 x Digital Zoom, Auto Flash, Face detection, Touch to focus
Rear Camera Setup
Quad, 48MP + 12MP + 5MP + 5MP
Triple, 32MP + 8MP + 5MP
Triple, 32MP + 8MP + 5MP
Rear Camera 1 Resolution
48 MP
32 MP
32 MP
Rear Camera 1 Type
f/2.0 (upto 8x Digital Zoom) Primary Camera
f/1.7 (upto 8x Digital Zoom) Primary Camera
f/1.7 (upto 8x Digital Zoom) Primary Camera
Rear Camera 1 Lens
26 mm focal length, 2.25" sensor size, 0.8 micrometre pixel size
26 mm focal length, 2.8" sensor size, 0.8 micrometre pixel size
2.8" sensor size, 0.8 micrometre pixel size
Rear Camera 2 Resolution
12 MP
8 MP
8 MP
Rear Camera 2 Type
f/2.2, Wide Angle, Ultra-Wide Angle Camera
f/2.2, Wide Angle, Ultra-Wide Angle Camera
f/2.2, Wide Angle, Ultra-Wide Angle Camera
Rear Camera 3 Resolution
5 MP
5 MP
5 MP
Rear Camera 3 Type
f/2.4, Macro Camera
f/2.2, Depth Camera
f/2.2, Depth Camera
Rear Camera 4 Resolution
5 MP
-
-
Rear Camera 4 Type
f/2.2, Depth Camera
-
-
Rear Sensor
ISO-CELL
CMOS image sensor
CMOS image sensor
Rear Aperture
f/2.0
f/1.7
f/1.7
Rear Camera 2 Lens
-
12 mm focal length, 4.0" sensor size, 1.12 micrometre pixel size
12 mm focal length
Fingerprint Scanner
Yes
Yes
Yes
Fingerprint Scanner Position
On-Screen
On-Screen
Rear
Fingerprint Scanner Type
Optical
Optical
-
Face Unlock
Yes
Yes
Yes