Comparison Google Pixel XL 128Gb and ASUS ZenFone 4 Pro ZS551KL 128GB

Show: all features only different features	Google Pixel XL 128Gb	ASUS ZenFone 4 Pro ZS551KL 128GB
General characteristics
Type	smartphone	smartphone
OS version	Android 7.1	Android 7.0
Case type	classic	classic
Case material	aluminium and glass	—
Control	screen keyboard	mechanical sensor keyboard
SIM-card amount	1 (50%)	2 (100%)
Width	75.7 mm (100%)	75.6 mm (100%)
Height	154.7 mm (99%)	156.9 mm (100%)
Thickness	8.5 mm (100%)	7.6 mm (89%)
SIM-card type	—	nano SIM
Multi SIM mode	—	alternate
Weight	—	175 grams
Display
Diagonal	5.5"	5.5"
Screen size	2560x1440	1920x1080
Number of pixels per inch (PPI)	534 (100%)	401 (75%)
Screen type	colored AMOLED 16.78 mln colors sensor	colored AMOLED sensor
Sensor screen type	multitouch capacitive	multitouch capacitive
Automatic display rotation
Scratch-resistant glass		—
Aspect Ratio	—	16:9
Multimedia features
Camera	12.3 megapixels	—
Camera functions	autofocus laser	—
Aperture	F/2	—
Video Recording
Video resolution max	3840x2160	3840x2160
Max. frame rate of video	30 fps	30 fps
Geo Tagging		—
Front camera	8 megapixels	8 megapixels
Audio	MP3	MP3 AAC WAV WMA FM-radio
Headphone jack	3.5 mm	3.5 mm
Rear camera	—	double 12 16 MP
Flash	—	rear LED
Rear camera functions	—	autofocus laser optical stabilization optical Zoom 2x
Rear camera diaphragm	—	F 1.7
Connectivity
Standard	GSM 900/1800/1900 3G 4G LTE LTE-A	GSM 900/1800/1900 3G 4G LTE LTE-A Cat. 12
Interfaces	Wi-Fi 802.11ac Bluetooth 4.2 USB NFC	Wi-Fi 802.11ac Wi-Fi Direct Bluetooth 5.0 USB NFC
Satellite navigation	GPS	GPS BeiDou
A-GPS system	—
Storage and processor
CPU	Qualcomm Snapdragon 821 MSM 8996 Pro	Qualcomm Snapdragon 835 MSM8998
Processor cores number	4 (50%)	8 (100%)
Video processor	Adreno 530	Adreno 540
Built-in memory	128 GB	128 GB
Amount of RAM	4 GB (67%)	6 GB (100%)
Memory card slot	—	yes volume of up to 2048 GB SIM-card compatable
Power supply
Battery capacity	3450 mA⋅h (96%)	3600 mA⋅h (100%)
Talk time	32 hours	—
Standby time	552 hours	—
Time in music listening mode	130 hours	—
Connector type for charging	USB Type-C	USB Type-C
Quick charging function		—
Battery	—	non-removable
Other functions
Speakerphone (built-in speaker)		—
Control	screen keyboard	mechanical sensor keyboard
Airplane mode
Sensors	illumination sensor approaching sensor Hall sensor gyroscope barometer fingerprint scanner	illumination sensor approaching sensor Hall sensor gyroscope compass fingerprint scanner
Flashlight