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LG Q7 vs LG K30 vs Samsung Galaxy J3 (2017) (AT&T)
LG Q7
vs
LG K30
vs
Samsung Galaxy J3 (2017) (AT&T)
comparison
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LG Q7
LG K30
Samsung Galaxy J3 (2017) (AT&T)
key specs
Display
5.50-inch
5.30-inch
5.00-inch
Processor
1.5GHz octa-core
Qualcomm Snapdragon 425
Samsung Exynos 7570
Front Camera
8-megapixel
5-megapixel
2-megapixel
Rear Camera
13-megapixel
13-megapixel
5-megapixel
RAM
3GB
2GB
1.5GB
Storage
32GB
32GB
16GB
Battery Capacity
3000mAh
2880mAh
2600mAh
OS
Android 8.1
Android 7.1
Android 7.0
Resolution
1080x2160 pixels
720x1280 pixels
720x1280 pixels
general
Brand
LG
LG
Samsung
Model
Q7
K30
Galaxy J3 (2017) (AT&T)
Release date
May 1, 2018
May 1, 2018
May 1, 2017
Launched in India
Yes
-
-
Form factor
Touchscreen
Touchscreen
Touchscreen
Dimensions (mm)
143.80 x 69.30 x 8.40
148.60 x 74.90 x 8.60
140.97 x 70.10 x 8.64
Weight (g)
145.00
168.00
148.00
IP rating
IP68
-
-
Battery capacity (mAh)
3000
2880
2600
Colours
Aurora Black, Moroccan Blue, Lavender Violet
-
-
Removable battery
-
-
No
display
Screen size (inches)
5.50
5.30
5.00
Touchscreen
Yes
Yes
Yes
Resolution
1080x2160 pixels
720x1280 pixels
720x1280 pixels
Aspect ratio
18:9
-
-
Pixels per inch (PPI)
442
-
-
hardware
Processor
1.5GHz octa-core
1.4GHz quad-core
1.4GHz quad-core
RAM
3GB
2GB
1.5GB
Internal storage
32GB
32GB
16GB
Expandable storage
Yes
Yes
Yes
Expandable storage type
microSD
microSD
microSD
Expandable storage up to (GB)
2000
32
256
Processor make
-
Qualcomm Snapdragon 425
Samsung Exynos 7570
camera
Rear camera
13-megapixel
13-megapixel
5-megapixel
Rear autofocus
Phase detection autofocus
-
-
Rear flash
LED
LED
LED
Front camera
8-megapixel
5-megapixel
2-megapixel
software
Operating system
Android 8.1
Android 7.1
Android 7.0
connectivity
Wi-Fi
Yes
Yes
Yes
Wi-Fi standards supported
802.11 b/g/n
802.11 b/g/n
802.11 b/g/n
GPS
Yes
-
Yes
Bluetooth
Yes, v 4.20
Yes, v 4.20
Yes, v 4.20
NFC
Yes
-
No
Infrared
-
-
No
USB OTG
-
-
No
Headphones
-
-
3.5mm
FM
-
-
No
Number of SIMs
-
-
1
Wi-Fi Direct
-
-
No
Mobile High-Definition Link (MHL)
-
-
No
sensors
Face unlock
Yes
-
-
Fingerprint sensor
Yes
-
-
Proximity sensor
Yes
Yes
Yes
Accelerometer
Yes
Yes
Yes
Ambient light sensor
Yes
-
No
Compass/ Magnetometer
-
-
No
Gyroscope
-
-
Yes
Barometer
-
-
No
Temperature sensor
-
-
No
sim 1
SIM Type
-
-
Nano-SIM
GSM/CDMA
-
-
GSM
3G
-
-
Yes
4G/ LTE
-
-
Yes
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