Comparison ASUS ZenFone 3 ZE520KL 32Gb and ASUS ZenFone 2 ZE551ML 32Gb Ram 4Gb

Show: all features only different features	ASUS ZenFone 3 ZE520KL 32Gb	ASUS ZenFone 2 ZE551ML 32Gb Ram 4Gb
General characteristics
Type	smartphone	smartphone
OS version	Android 6.0	Android 5.0
Case type	classic	classic
Control	sensor keyboard	sensor keyboard
SIM-card type	micro SIM+nano SIM	micro SIM
SIM-card amount	2	2
Multi SIM mode	alternate	simultaneous
Weight	144 grams (85%)	170 grams (100%)
Width	73.98 mm (96%)	77.2 mm (100%)
Height	146.87 mm (96%)	152.5 mm (100%)
Thickness	7.69 mm (71%)	10.9 mm (100%)
Display
Diagonal	5.2" (95%)	5.5" (100%)
Screen size	1920x1080	1920x1080
Number of pixels per inch (PPI)	424 (100%)	401 (95%)
Screen type	colored IPS sensor	colored IPS sensor
Sensor screen type	multitouch capacitive	multitouch capacitive
Automatic display rotation
Scratch-resistant glass
Multimedia features
Camera	16 megapixels (100%)	13 megapixels (81%)
Camera functions	autofocus optical stabilization	autofocus
Aperture	F/2	—
Video Recording		yes (MPEG4 3GP)
Geo Tagging		—
Front camera	8 megapixels (100%)	5 megapixels (63%)
Audio	MP3 FM-radio	MP3
Headphone jack	3.5 mm	3.5 mm
Connectivity
Standard	GSM 900/1800/1900 3G 4G LTE LTE-A Cat. 4	GSM 900/1800/1900 3G 4G LTE
Interfaces	Wi-Fi 802.11ac Wi-Fi Direct Bluetooth 4.2 IRDA USB	Wi-Fi 802.11ac Wi-Fi Direct Bluetooth 4.0 USB NFC
Satellite navigation	GPS	GPS
A-GPS system
LTE range support	—	FDD LTE: 1, 2, 3, 4, 5, 7, 8, 9, 17, 18, 19, 20, 28, 29; TDD LTE: 38, 39, 40, 41
Storage and processor
CPU	Qualcomm Snapdragon 625 MSM8953	Intel Atom Z3580 2300 MHz
Processor cores number	8 (100%)	4 (50%)
Video processor	Adreno 506	PowerVR GX6430
Built-in memory	32 GB	32 GB
Amount of RAM	3 GB (75%)	4 GB (100%)
Memory card slot	yes volume of up to 2048 GB (combined with a slot for the second SIM-card)	yes volume of up to 64 GB
Power supply
Battery capacity	2650 mA⋅h (88%)	3000 mA⋅h (100%)
Battery	non-removable	non-removable
Connector type for charging	USB Type-C	micro-USB
Battery type	—	Li-polymer
Other functions
Control	sensor keyboard	sensor keyboard
Airplane mode
Sensors	illumination sensor approaching sensor Hall sensor gyroscope fingerprint scanner	illumination sensor approaching sensor gyroscope compass
Flashlight
Use as a USB storage device		—
USB-host	—