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Samsung Galaxy M51 vs Samsung Galaxy A71 vs Samsung Galaxy J7 2018

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Last Updated: 
1st Oct 2020

Key Feature Comparison

Samsung Galaxy M51
₹22,999
8/10
Samsung Galaxy A71
₹26,990
8/10
Samsung Galaxy J7 (2018)
7/10
Samsung Galaxy M51
Samsung Galaxy M51
8/10
₹22,999
8/10
VS
Samsung Galaxy A71
Samsung Galaxy A71
8/10
₹26,990
8/10
VS
Samsung Galaxy J7 (2018)
Samsung Galaxy J7 (2018)
7/10
7/10
Display
Screen Size
6.7 inches
6.7 inches
5.5 inches
Display Type
Super AMOLED capacitive touchscreen
Super AMOLED capacitive touchscreen
TFT capacitive touchscreen
Display Resolution
1080 x 2340 pixels
1080 x 2400 pixels
720 x 1280 pixels
Pixel Density
385 ppi
393 ppi
267 ppi
Aspect Ratio
19.5:9
20:09
16:09
Protection
Corning Gorilla Glass 3
Corning Gorilla Glass 3
-
Screen to Body Ratio
87.40%
87.20%
71.40%
Battery
Battery Capacity
7000 mAh battery
4500 mAh battery
3300 mAh
User Replaceable
non-removable
Non-removable
Non-removable
Talk Time
Upto 64 Hours
-
-
Music Time
Upto 182 Hours
-
-
Charging
Fast charging 25WReverse Charging100% in 115 mins
Fast battery charging 25W
-
Battery Type
Li-Po
Li-Po
Li-Ion
Memory & Storage
RAM/Internal Storage
128GB 6GB RAM, 128GB 8GB RAM
128GB 8GB RAM
16/32 GB, 2 GB RAM
Expandable Memory
microSDXC, up to 512GB
microSD, up to 1 TB (dedicated slot)
microSD, up to 400 GB
Front Camera
Single Camera
32 MP, f/2.0, 26mm (wide), 1/2.8, 0.8 micron
32 MP, f/2.2, 26mm (wide), 1/2.8, 0.8 micron
5 MP / 13 MP (operator dependent)
Front Camera Video
1080p30fps
1080p30fps
-
Front Camera Features
HDR
HDR
-
Launch
Announced On
2020, August 31
2019, December
2018, June
Status
Available. Released 2020, September 17
Available. Released 2020, February 24
Unavailable In India
Performance
OS
Android 10, One UI 2.1
Android 10.0 One UI 2
Android 8.0 (Oreo)
GPU
Adreno 618
Adreno 618
-
Chipset GP
Qualcomm SDM730 Snapdragon 730G (8 nm)
Qualcomm SDM730 Snapdragon 730 (8 nm)
-
CPU
Octa-core (2x2.2 GHz Kryo 470 Gold, 6x1.8 GHz Kryo 470 Silver)
Octa-core (2x2.2 GHz Kryo 470 Gold 6x1.8 GHz Kryo 470 Silver)
Octa-core 1.6 GHz
Miscellaneous Features
Sensors
Fingerprint (side-mounted), accelerometer, gyro, proximity, compass
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Accelerometer, gyro, proximity, compass
Design
Height
6.40 inches
6.44 inches
6.03 inches
Width
3.05 inches
2.99 inches
3.00 inches
Thickness
0.33 inches
0.30 inches
0.34 inches
Weight
213 g
179 g
181 g
Color
Celestial Black, Electric Blue
Haze Crush Silver, Prism Crush Black, Prism Crush Blue, Prism Crush Silver
Black, Blue, Gold
Build
Glass front (Gorilla Glass 3), plastic back, plastic frame
Glass front (Gorilla Glass 3), plastic back, plastic frame
Glass front (Gorilla Glass 5), plastic back, plastic frame
Sound
HeadPhone Jack
Yes
Yes
Yes
Loudspeaker
Yes
Yes
Yes
Audio Features
Dolby Atmos
Active noise cancellation with dedicated mic
-
Communications
WLAN
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
Wi-Fi 802.11 a/b/g/n/ac, dual-band, WiFi Direct, hotspot
GPS
Yes, with A-GPS, GLONASS, GALILEO, BDS
Yes, with A-GPS, GLONASS, GALILEO, BDS
Yes, with A-GPS, GLONASS
Radio
FM radio
FM radio
FM radio (SM-J737T1 only)
USB
2.0, Type-C 1.0 reversible connector
2.0, Type-C 1.0 reversible connector, USB On-The-Go
microUSB 2.0, USB On-The-Go
NFC
Yes
Yes
Yes (operator dependent)
SIM
Dual SIM (Nano-SIM, dual stand-by)
Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by)
Nano-SIM
Network Support
GSM / HSPA / LTE
GSM / HSPA / LTE
GSM / HSPA / LTE
Back Camera
Quad Camera
64 MP, f/1.8, 26mm (wide), 1/1.72, 0.8 micron12 MP, f/2.2, 123degree (ultrawide)5 MP, f/2.4, (macro)5 MP, f/2.4, (depth)
64 MP, f/1.8, 26mm (wide), 1/1.7, 0.8 micron12 MP, f/2.2, 13mm (ultrawide), 1.12 micron5 MP, f/2.4, (wide), dedicated macro camera5 MP, f/2.2, (wide), 1/5.0, 1.12 micron, depth sensor
-
Autofocus
PDAF
PDAF
AF
Back Camera Video
4K30fps, 1080p30fps
2160p30fps, 1080p30/240fps
1080p30fps
Back Camera Features
LED flash, panorama, HDR
LED flash, panorama, HDR
LED flash, HDR
General
Bluetooth
5.0, A2DP, LE
5.0, A2DP, LE
4.1/4.2, A2DP, LE

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