	Apple iPhone 7	Google Pixel 2	Google Pixel 3a	OnePlus 3	Samsung Galaxy S8	Xiaomi Redmi 4X
Available colors

Operating system	Apple iOS 11	Android 8.0	Android 9.0	Android 6.0	Android 7.0	Android 6.0
CPU clock speed	2.3 GHz	2.35 GHz	2.0 GHz	2.15 GHz	2.3 GHz	1.4 GHz
CPU cores	Quad-core	8-core	8-core	Quad-core	8-core	8-core
CPU model	Apple A10 Fusion	Qualcomm Snapdragon 835 MSM8998	Qualcomm Snapdragon 670	Qualcomm Snapdragon 820 MSM8996	Samsung Exynos 9 Octa 8895	Qualcomm Snapdragon 435 MSM8940
GPU model	PowerVR GT7600	Qualcomm Adreno 540	N/A	Qualcomm Adreno 530	ARM Mali-G71 MP20	Qualcomm Adreno 505
RAM memory	2 GB	4 GB	4 GB	6 GB	4 GB	2 GB 3 GB 4 GB

Screen size	4.7 in	5.0 in	5.6 in	5.5 in	5.8 in	5.0 in
Touchscreen	yes	yes	N/A	yes	yes	yes
Number of colors	16.7M	16.7M	16.7M	16.7M	16.7M	16.7M
Panel type	LCD	OLED	N/A	OLED	OLED	LCD
Resolution	1334 x 750 px	1080 x 1920 px	2220 x 1080 px	1920 x 1080 px	1440 x 2960 px	720 x 1280 px
Technology	IPS TFT Retina HD display with IPS technology	AMOLED	N/A	AMOLED	AMOLED Quad HD+ Super AMOLED	IPS TFT
Pixel density	326.0 ppi	441.0 ppi	441.0 ppi	401.0 ppi	570.0 ppi	294.0 ppi
Screen material	Fingerprint-resistant coating	N/A	N/A	Corning Gorilla Glass 4.0	Corning Gorilla Glass 5.0	N/A
Dual screen support	no	no	N/A	no	no	no
Scratch resistant display	yes	yes	N/A	yes	yes	yes
HDR	no	no	N/A	no	yes	no
Multi touch	yes	N/A	N/A	yes	yes	N/A

Primary sensor size	1/3"	1/2.6"	N/A	1/2.4"	1/2.55"	N/A
Primary sensor resolution	12.0 Mpx	12.2 Mpx	12.2 Mpx	16.0 Mpx	12.0 Mpx	13.0 Mpx
Primary lens aperture	1.8 f	N/A	N/A	2.0 f	N/A	N/A
Focus adjustment	Automatic	N/A	Automatic	N/A	Automatic Manual	N/A
Video recording	yes	yes	N/A	yes	yes	yes
Highest video resolution	4096 x 2160 px	3840 x 2160 px	N/A	4096 x 2160 px	3840 x 2160 px	1920 x 1080 px
Maximum FPS at the highest resolution	30.0 fps	30.0 fps	N/A	30.0 fps	30.0 fps	30.0 fps
Maximum FPS (regardless of res.)	240.0 fps	240.0 fps	N/A	120.0 fps	240.0 fps	N/A
Max resolution (highest frame rate)	1280 x 720 px	1280 x 720 px	N/A	1280 x 720 px	1280 x 720 px	N/A
Autofocus	yes	yes	N/A	yes	yes	yes
Burst Mode	yes	N/A	N/A	N/A	N/A	N/A
Optical zoom	2x	N/A	N/A	N/A	N/A	N/A
Digital zoom	yes	N/A	N/A	yes	N/A	N/A
Face detection	yes	N/A	N/A	yes	yes	N/A
Geo-tagging	yes	yes	N/A	yes	yes	yes
Gesture Shot	yes	N/A	N/A	N/A	N/A	N/A
HDR Capture	yes	N/A	N/A	yes	N/A	N/A
LED Flash	yes	yes	N/A	yes	yes	yes
Optical image stabilization	yes	yes	N/A	yes	N/A	N/A
Panorama	yes	N/A	N/A	yes	yes	N/A
Smile detection	yes	N/A	N/A	N/A	N/A	N/A
Touch focus	yes	yes	N/A	yes	N/A	yes
Primary Field of View (FoV)	N/A	N/A	76.0 °	N/A	N/A	N/A
Number of rear cameras	N/A	N/A	N/A	N/A	1	N/A
Night Mode	N/A	N/A	N/A	N/A	yes	N/A
Scene mode	N/A	N/A	N/A	N/A	yes	N/A

Internal storage	128 GB 256 GB 32 GB	128 GB 64 GB	64 GB	64 GB	64 GB	16 GB 32 GB 64 GB
Memory card reader	no	no	N/A	no	yes	yes
Types of memory card supported	No memory slot	N/A	N/A	No memory slot	microSD microSDHC microSDXC	microSD microSDHC microSDXC
Maximum card storage	N/A	N/A	N/A	N/A	256GB	128GB

Colour of product	Red Rose gold Gold Jet black Silver Black White Brown Grey Pink	Grey White Black	Clearly white Just black	Gold Silver	Arctic silver Black Blue Gold Grey Midnight black Orchid grey Pink Purple Rose pink Silver Turquoise	Black Gold Grey Pink White
Material	Aluminum	Aluminum	Polycarbonate	Aluminum	N/A	Aluminum
Water resistant	yes	yes	N/A	no	yes	no
Shock resistant	no	no	N/A	no	no	no
Dust resistant	yes	N/A	N/A	N/A	yes	N/A

Height	5.44 in	5.74 in	5.96 in	6.01 in	5.86 in	5.48 in
Width	2.64 in	2.74 in	2.76 in	2.94 in	2.68 in	2.76 in
Depth	0.28 in	0.31 in	0.32 in	0.29 in	0.31 in	0.34 in
Weight	4.87 oz	5.04 oz	5.19 oz	5.57 oz	5.47 oz	5.29 oz

Dual sim support	no	no	no	yes	no	yes
Sim card size	Nano-SIM	Nano-SIM	e-SIM Nano-SIM	Nano-SIM	Nano-SIM	Nano-SIM
DLNA certified	no	yes	N/A	yes	no	no
Bluetooth	yes	yes	yes	yes	yes	yes
Bluetooth version	4.2	5.0	5.0 LE	4.2	5.0	4.2
Bluetooth profile	A2DP AVRCP	A2DP A2DP A2DP	N/A	A2DP	A2DP AVRCP HFP HID HOGP HSP MAP OPP PAN PBAP SAP	A2DP
Bluetooth codec	AAC SBC	aptX HD aptX LDAC SBC	N/A	N/A	aptX SBC	N/A
NFC	yes	yes	yes	yes	yes	no
Charging connection	Lightning	USB	USB	USB	USB	USB
Video output	Manufacturer specific	No	N/A	No	DisplayPort over USB-C	No
USB version	N/A	3.0/3.1	N/A	2.0	3.1	2.0
USB On-The-Go (OTG)	N/A	no	N/A	yes	yes	no
Headphone connection	N/A	N/A	3.5 mm	3.5 mm	3.5 mm	3.5 mm
Type of USB connector	N/A	N/A	USB Type-C	N/A	USB Type-C	N/A

Cellular
Wireless network (Wi-Fi)	yes	yes	N/A	yes	yes	yes
Wireless networking standard	802.11a 802.11ac 802.11b 802.11g 802.11n	802.11a 802.11ac 802.11b 802.11g 802.11n	N/A	802.11a 802.11ac 802.11b 802.11g 802.11n	802.11a 802.11ac 802.11b 802.11g 802.11n	802.11b 802.11g 802.11n
Data transmission	DC-HSDPA EDGE FDD-LTE GPRS HSPA+ HSUPA LTE LTE Advanced TD-LTE TDD-LTE VoLTE VoWiFi	HSPA+	GPRS EDGE EV-DO HSDPA HSUPA HSPA+ FDD-LTE TDD-LTE	HSPA+	EDGE FDD-LTE GPRS HSDPA HSPA+ HSUPA TDD-LTE	HSPA+
Navigation system	A-GPS GLONASS Galileo QZSS	GLONASS	GPS GLONASS Galileo	GLONASS	BeiDou GLONASS GPS Galileo	GLONASS
2G GSM	yes	yes	N/A	yes	yes	yes
GSM frequencies	1800 MHz 1900 MHz 850 MHz 900 MHz	N/A	1800 MHz 1900 MHz 850 MHz 900 MHz	850 MHz 900 MHz 1800 MHz 1900 MHz	1800 MHz 1900 MHz 850 MHz 900 MHz	N/A
3G UMTS	yes	yes	N/A	yes	yes	yes
UMTS frequences	850 MHz 900 MHz 1700 MHz 1900 MHz 2100 MHz	N/A	1700 MHz 1900 MHz 2100 MHz 850 MHz 900 MHz	850 MHz 900 MHz 1900 MHz 2100 MHz	1700 MHz 1900 MHz 2100 MHz 850 MHz 900 MHz	N/A
CDMA frequences	800 MHz 1700 MHz 1900 MHz 2000 MHz 2100 MHz	N/A	N/A	N/A	N/A	N/A
4G LTE	yes	yes	N/A	yes	yes	yes
LTE frequencies	700 MHz 800 MHz 850 MHz 900 MHz 1700 MHz 1800 MHz 1900 MHz 2100 MHz 2600 MHz 2300 MHz 2500 MHz	N/A	N/A	700 MHz 850 MHz 900 MHz 1700 MHz 1800 MHz 1900 MHz 2100 MHz 2600 MHz 2300 MHz	N/A	N/A
Mobile hotspot	yes	N/A	N/A	yes	N/A	N/A
Streaming standards	N/A	Google Cast	N/A	Google Cast	Google Cast Miracast	N/A

Battery
Replaceable battery	no	no	N/A	no	no	no
Battery type	Lithium ion	N/A	N/A	Lithium ion	N/A	N/A
Battery capacity	1960.0 mAh	2700.0 mAh	3000.0 mAh	3000.0 mAh	3000.0 mAh	4100.0 mAh
Standby time	240.0 h	N/A	N/A	N/A	326.0 h	432.0 h
Talk time	14.0 h	N/A	N/A	N/A	20.0 h	36.0 h
Fast charging	no	yes	N/A	yes	yes	no
Wireless charging	no	no	N/A	no	yes	no
Fast charging standard	N/A	USB Power Delivery	N/A	Dash Charge	Samsung Adaptive Fast Charge	N/A
Wireless charging standard	N/A	N/A	N/A	N/A	PMA QI WPC	N/A

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Often compared with Apple iPhone 7