Operating system	Android 8.0	Android 10	Android 4.1
CPU clock speed	2.15 GHz	2.3 GHz	1.5 GHz
CPU cores	Quad-core	8-core	Quad-core
CPU model	Qualcomm Snapdragon 821 MSM8996 Pro	Qualcomm Snapdragon 720G	Qualcomm Snapdragon S4 Pro APQ8064
GPU model	Qualcomm Adreno 530	N/A	Qualcomm Adreno 320
RAM memory	4 GB	8 GB	2 GB

Primary sensor size	1/2.3"	1/1.7"	N/A
Primary sensor resolution	12.3 Mpx	64.0 Mpx	8.0 Mpx
Primary lens aperture	2.0 f	N/A	N/A
Video recording	yes	N/A	yes
Highest video resolution	4096 x 2160 px	N/A	1920 x 1080 px
Maximum FPS at the highest resolution	30.0 fps	N/A	N/A
Maximum FPS (regardless of res.)	240.0 fps	N/A	N/A
Max resolution (highest frame rate)	1280 x 720 px	N/A	N/A
Autofocus	yes	N/A	yes
Burst Mode	yes	N/A	N/A
Digital zoom	yes	N/A	yes
Face detection	yes	N/A	N/A
Geo-tagging	yes	N/A	N/A
HDR Capture	yes	N/A	N/A
LED Flash	yes	N/A	yes
Panorama	yes	N/A	N/A
Slow-Mo	yes	N/A	N/A
Touch focus	yes	N/A	N/A
Resolution (second camera)	N/A	12.0 Mpx	N/A
Resolution (third camera)	N/A	8.0 Mpx	N/A
Resolution (fourth camera)	N/A	2.0 Mpx	N/A
Lens aperture (second camera)	N/A	F/2.5	N/A
Lens aperture (third camera)	N/A	F/2.3	N/A
Lens aperture (fourth camera)	N/A	F/2.4	N/A
Field of View (FoV) (third camera)	N/A	119.0 °	N/A
Focus adjustment	N/A	Automatic	N/A
Digital Image Stabilization	N/A	N/A	yes

Primary resolution	8.0 Mpx	16.0 Mpx	2.0 Mpx
Resolution (second camera)	N/A	12.0 Mpx	N/A
Field of View (FoV) (second camera)	N/A	105.0 °	N/A
Lens aperture	N/A	F/2.0	N/A
Lens aperture (Second Camera)	N/A	F/2.2	N/A

Internal storage	128 GB 32 GB	128 GB	16 GB 32 GB
Memory card reader	no	N/A	N/A
Types of memory card supported	No memory slot	N/A	No memory slot

Colour of product	Silver Black White Grey Blue	Lightning red	Black Blue Green Orange Pink White
Material	Aluminum Glass	N/A	N/A
Water resistant	no	N/A	no
Shock resistant	no	N/A	no
Dust resistant	yes	N/A	N/A

Wireless network (Wi-Fi)	yes	N/A	yes
Wireless networking standard	802.11a 802.11ac 802.11b 802.11g 802.11n	N/A	N/A
Data transmission	HSPA+	GPRS EDGE HSDPA HSUPA HSPA+ FDD-LTE TDD-LTE	HSPA+
Navigation system	GLONASS	GPS GLONASS BeiDou	GLONASS
2G GSM	yes	N/A	yes
GSM frequencies	850 MHz 900 MHz 1800 MHz 1900 MHz	N/A	850 MHz 900 MHz 1800 MHz 1900 MHz
3G UMTS	yes	N/A	yes
UMTS frequences	800 MHz 850 MHz 900 MHz 2100 MHz	2100 MHz 1900 MHz 1700 MHz 850 MHz 900 MHz	850 MHz 1900 MHz 2100 MHz
4G LTE	yes	N/A	no
LTE frequencies	700 MHz 800 MHz 850 MHz 900 MHz 1800 MHz 1900 MHz 2100 MHz 2600 MHz 2300 MHz 2500 MHz	N/A	N/A
Mobile hotspot	yes	N/A	N/A
Streaming standards	Google Cast	N/A	N/A

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Often compared with Google Pixel