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Asus ZenFone 4 A450CG vs Asus ZenFone 4 A400CG vs Asus ZenFone 5 vs Panasonic T21

Asus ZenFone 4 A450CG vs Asus ZenFone 4 A400CG vs Asus ZenFone 5 vs Panasonic T21 comparison

Show Only Differences Highlight Differences	Asus ZenFone 4 A450CG	Asus ZenFone 4 A400CG	Asus ZenFone 5	Panasonic T21
key specs
Display	4.50-inch	4.00-inch	5.00-inch	4.50-inch
Processor	Intel Atom Z2520	Intel Atom Z2520	Intel Atom Z2560	Broadcom BCM28145
Front Camera	0.3-megapixel	0.3-megapixel	2-megapixel	2-megapixel
Rear Camera	8-megapixel	5-megapixel	8-megapixel	8-megapixel
RAM	1GB	1GB	2GB	1GB
Storage	8GB	8GB	8GB	4GB
Battery Capacity	1750mAh	1600mAh	2110mAh	1700mAh
OS	Android 4.4	Android 4.3	Android 4.3	Android 4.1
Resolution	480x854 pixels	480x800 pixels	720x1280 pixels	720x1280 pixels
general
Brand	Asus	Asus	Asus	Panasonic
Model	ZenFone 4 A450CG	ZenFone 4 A400CG	ZenFone 5	T21
Release date	July 1, 2014	January 1, 2014	January 1, 2014	September 1, 2013
Form factor	Touchscreen	Touchscreen	Touchscreen	Touchscreen
Dimensions (mm)	136.80 x 67.90 x 11.30	124.42 x 61.44 x 11.15	148.20 x 72.80 x 10.34	132.00 x 66.00 x 9.80
Weight (g)	133.00	115.00	145.00	140.00
Battery capacity (mAh)	1750	1600	2110	1700
Removable battery	No	No	No	No
Colours	-	Black, White, Red, Gold, Blue	Black, White, Red, Purple, Gold	-
Alternate names	-	-	A501CG	-
display
Screen size (inches)	4.50	4.00	5.00	4.50
Touchscreen	Yes	Yes	Yes	Yes
Resolution	480x854 pixels	480x800 pixels	720x1280 pixels	720x1280 pixels
Pixels per inch (PPI)	-	-	-	326
hardware
Processor	1.2GHz dual-core	1.2GHz dual-core	1.6GHz dual-core	1.2GHz dual-core
Processor make	Intel Atom Z2520	Intel Atom Z2520	Intel Atom Z2560	Broadcom BCM28145
RAM	1GB	1GB	2GB	1GB
Internal storage	8GB	8GB	8GB	4GB
Expandable storage	Yes	Yes	Yes	Yes
Expandable storage type	microSD	microSD	microSD	microSD
Expandable storage up to (GB)	64	64	64	32
camera
Rear camera	8-megapixel	5-megapixel	8-megapixel	8-megapixel
Rear flash	LED	-	LED	LED
Front camera	0.3-megapixel	0.3-megapixel	2-megapixel	2-megapixel
software
Operating system	Android 4.4	Android 4.3	Android 4.3	Android 4.1
Skin	ZenUI	ZenUI	ZenUI	-
connectivity
Wi-Fi	Yes	Yes	Yes	Yes
Wi-Fi standards supported	802.11 b/g/n	802.11 b/g/n	802.11 b/g/n	802.11 b/g/n
GPS	Yes	Yes	Yes	Yes
Bluetooth	Yes, v 4.00	Yes, v 4.00	Yes, v 4.00	Yes, v 2.10
NFC	No	No	No	No
Infrared	No	No	No	No
USB OTG	No	No	Yes	No
Headphones	3.5mm	3.5mm	3.5mm	3.5mm
FM	Yes	Yes	Yes	Yes
Number of SIMs	2	2	2	2
Wi-Fi Direct	Yes	Yes	Yes	No
Mobile High-Definition Link (MHL)	No	No	No	No
sim 1
SIM Type	Micro-SIM	Micro-SIM	Micro-SIM	Regular
GSM/CDMA	GSM	GSM	GSM	GSM
3G	Yes	Yes	Yes	Yes
4G/ LTE	No	No	No	No
sim 2
SIM Type	Micro-SIM	Micro-SIM	Micro-SIM	Regular
GSM/CDMA	GSM	GSM	GSM	GSM
3G	No	No	No	No
4G/ LTE	No	No	No	No
sensors
Compass/ Magnetometer	No	No	Yes	Yes
Proximity sensor	Yes	Yes	Yes	Yes
Accelerometer	Yes	Yes	Yes	Yes
Ambient light sensor	Yes	No	Yes	Yes
Gyroscope	No	No	No	No
Barometer	No	No	No	No
Temperature sensor	No	No	No	No
ratings
Overall NDTV Rating	-	Read Review	Read Review	-
Design Rating	-			-
Display Rating	-			-
Software Rating	-			-
Performance Rating	-			-
Battery Life Rating	-			-
Camera Rating	-			-
Value for Money Rating	-			-

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