Panasonic GD21 vs Panasonic GD31 comparison

Show Only Differences Highlight Differences	Panasonic GD21	Panasonic GD31
key specs
Display	2.40-inch	2.80-inch
Processor	one-core	one-core
Front Camera	No	No
Rear Camera	1.3-megapixel	2-megapixel
RAM	32MB	-
Battery Capacity	1800mAh	1110mAh
OS	Proprietary	Proprietary
Resolution	240x320 pixels	240x320 pixels
general
Brand	Panasonic	Panasonic
Model	GD21	GD31
Release date	July 1, 2014	July 1, 2014
Form factor	Bar	Touchscreen
Dimensions (mm)	120.00 x 50.00 x 14.30	96.60 x 56.60 x 13.00
Battery capacity (mAh)	1800	1110
Removable battery	Yes	Yes
Colours	-	Silver, Grey, Black
display
Screen size (inches)	2.40	2.80
Touchscreen	No	Yes
Resolution	240x320 pixels	240x320 pixels
hardware
Processor	one-core	one-core
RAM	32MB	-
Expandable storage	Yes	Yes
Expandable storage type	microSD	microSD
Expandable storage up to (GB)	16	32
camera
Rear camera	1.3-megapixel	2-megapixel
Rear flash	No	Yes
Front camera	No	No
software
Operating system	Proprietary	Proprietary
connectivity
Wi-Fi	No	No
GPS	No	No
Bluetooth	Yes, v 2.10	Yes, v 2.10
NFC	No	No
Infrared	No	No
USB OTG	No	No
Headphones	3.5mm	3.5mm
FM	Yes	Yes
Number of SIMs	2	2
Wi-Fi Direct	No	No
Mobile High-Definition Link (MHL)	No	No
sim 1
SIM Type	Regular	Regular
GSM/CDMA	GSM	GSM
3G	No	No
4G/ LTE	No	No
sim 2
SIM Type	Regular	-
GSM/CDMA	GSM	GSM
3G	No	No
4G/ LTE	No	No
sensors
Compass/ Magnetometer	No	No
Proximity sensor	No	No
Accelerometer	No	No
Ambient light sensor	No	No
Gyroscope	No	No
Barometer	No	No
Temperature sensor	No	No

Popular Mobile Brands