Samsung Galaxy A20 vs Samsung Galaxy J7 Duo
Key Feature Comparison
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At a Glance
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Octa core (1.6 GHz, Dual core + 1.35 GHz, Hexa Core)
Octa core, 1.6 GHz
4000 mAh
3000 mAh
6.4 inches
5.5 inches
Dual, 13MP + 5MP
Dual, 13MP + 5MP
4G
4G
Detailed Specs
Screen Size
6.4 inches
5.5 inches
Screen Type
Super AMOLED
Super AMOLED
Screen Resolution
720 x 1560 pixels
720 x 1280 pixels
Pixel Density
268 ppi
267 ppi
Aspect Ratio
19.5:9
16:09
Screen Protection
Gorilla Glass 3
-
Screen to Body Ratio
84.79%
70.21%
Screen Design
Waterdrop notch
-
Phone Variants
3GB 32GB
4GB 32GB
Expandable Storage
Yes
Yes
Storage Type
eMMC 5.1
eMMC 5.1
Expandable Storage Capacity
Yes, 512 GB
Yes, 256 GB
OTG Support
Yes
Yes
RAM Type
-
LPDDR3
Sensors
Proximity sensor, Accelerometer, Gyroscope
Proximity sensor, Accelerometer
Operating System
Android v9.0 (Pie)
Android v8.0 (Oreo)
GPU
Mali-G71 MP2
Mali-G71
Chipset
Samsung Exynos 7 Octa 7884
Samsung Exynos 7 Octa
CPU
Octa core (1.6 GHz, Dual core + 1.35 GHz, Hexa Core)
Octa core, 1.6 GHz
Custom User Interface
Samsung One UI
-
Clock Speed
1.6 GHz
1.6 GHz
Architecture
64 bit
-
Process Technology
14 nm
14 nm
Battery Capacity
4000 mAh
3000 mAh
Battery Removable
No
Yes
Battery Type
Li-ion
Li-ion
Charger Type
Fast, 15W
-
USB Type-C
Yes
No
Fast Charging
Yes
-
Announced On
5-Mar-19
5-Apr-18
Market Status
Available
Available
Brand
Samsung
Samsung
Price Status
Confirmed
Confirmed
Price
Rs. 11,490
Rs. 17,889
GPS
Yes A-GPS, Glonass
Yes A-GPS, Glonass
Audio Features
Active noise cancellation with dedicated mic
-
NFC
No
No
Network Support
4G
4G
Bluetooth
Yes
Yes
FM Radio
Yes
Yes
3.5mm Audio Jack
Yes
Yes
SIM Size
SIM1: Nano, SIM2: Nano
SIM1: Micro, SIM2: Micro
Wi-Fi
Yes, Wi-Fi 802.11, b/g/n
Yes, Wi-Fi 802.11, a/ac/b/g/n/n 5GHz
Bluetooth Type
v5.0
v5.0
Audio Jack
3.5 mm
3.5 mm
SIM Slot(s)
Dual SIM, GSM+GSM, Dual VoLTE
Dual SIM, GSM+GSM
eSIM
No
No
Wi-Fi Features
Wi-Fi Direct, Mobile Hotspot
Wi-Fi Direct, Mobile Hotspot
VoLTE
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) / 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 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:...
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) / 850(band 5) / 800(band 20), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS:...
2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS: Available, EDGE: Available...
Front Video Recording
1920x1080 @ 30 fps
-
Front Camera Setup
Single, 8MP
Single, 8MP
Front Camera 1 Resolution
8 MP
8 MP
Front Camera 1 Type
f/2.0 Primary Camera
f/1.9 Primary Camera
Front Aperture
f/2.0
f/1.9
Front Flash
No
Yes, LED Flash
Front Camera Features
-
LED flash
Weight
169 grams
174 grams
Colors
Black, Blue, Gold, Red
Black, Gold
Build
Back: Plastic
-
Dimensions
158.4 x 74.7 x 7.8 mm
153.5 x 77.2 x 8.2 mm
SAR Value
Head: 0.389 W/kg
Head: 0.478 W/kg
OIS
No
No
Rear Flash
Yes, LED Flash
Yes, LED Flash
Rear Video Recording
1920x1080 @ 30 fps
1920x1080 @ 30 fps
Rear Camera Features
Digital Zoom, Auto Flash, Face detection, Touch to focus
Digital Zoom, Auto Flash, Face detection, Touch to focus
Rear Camera Setup
Dual, 13MP + 5MP
Dual, 13MP + 5MP
Rear Camera 1 Resolution
13 MP
13 MP
Rear Camera 1 Type
f/1.9 Primary Camera
f/1.9 Primary Camera
Rear Camera 2 Resolution
5 MP
5 MP
Rear Camera 2 Type
f/2.2, Wide Angle, Ultra-Wide Angle Camera
f/1.9, Depth Camera
Rear Sensor
Exmor-RS CMOS Sensor
CMOS image sensor
Rear Aperture
f/1.9
f/1.9
Fingerprint Scanner
Yes
Yes
Fingerprint Scanner Position
Rear
-
Face Unlock
-
Yes