HTC One M8 Dual Sim vs HTC One M8 Eye vs OnePlus 2

General Info

Manufacturer
HTC	HTC	OnePlus
Announced
June 2014	October 2014	July 2015
Status
Available - July 2014	Available - November 2014	Available - August 2015
Price
-	Rs. 18,999 ($279.40) [Similarly Priced]	Rs. 19,999 ($294.10) [Similarly Priced]
Colors
Gunmetal Gray, Glacial Silver, Amber Gold	Gunmetal Gray, Glacial Silver, Amber Gold	Sandstone Black
Form Factor
Candybar	Candybar	Candybar
Dimension
-	146.4 x 70.6 x 9.4 mm (5.76 x 2.78 x 0.37 in)	151.8 x 74.9 x 9.85 mm (5.98 x 2.95 x 0.39 in)
Weight
-	157 g (5.54 oz)	175 g (6.17 oz)
2G Network
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2	GSM 850 / 900 / 1800 / 1900 - All Versions	GSM 850 / 900 / 1800 / 1900
3G Network
HSDPA 850 / 900 / 1900 / 2100	HSDPA 850 / 900 / 1900 / 2100 - Asia HSDPA 850 / 1700 / 1900 / 2100 - AT&T HSDPA 850 / 900 / 2100 - EMEA TD-SCDMA 1900 / 2100 - Asia	HSDPA 850 / 900 / 1700 / 1900 / 2100
4G Network
-	LTE 700 / 900 / 1800 / 2100 / 2600 (Bands 1, 3, 7, 8, 28) TD-LTE 1900 / 2300 / 2500 / 2600 (Bands 38, 39, 40, 41) LTE 700 / 850 / 1700 / 1900 / 2100 (Bands 2, 4, 5, 17, 29) - AT&T LTE 800 / 900 / 1800 / 2600 (Bands 3, 7, 8, 20) - EMEA	LTE 700 / 1700 / 1800 / 2100 / 2300 / 2600
Messaging
SMS, MMS, Push Mail, EMail	SMS, MMS, Push Mail, EMail	SMS, MMS, Push Mail, EMail, IM
Build Features
-	IPX7 certified - Dust Proof and Water Resistant up to 1 Meter and 30 Minutes	Fingerprint sensor,Metal Frame,Replaceable Back-covers

OS
Android OS, v4.4.2 (KitKat)	Android OS, v4.4.4 (KitKat)	Android OS, v5.1.1 (Lollipop), OxygenOS
Processor
Quad-core 2.3 GHz, Qualcomm Snapdragon 801	-,	Quad-core 1.5 GHz Cortex-A53 & Quad-core 2 GHz Cortex-A57, Qualcomm MSM8994 Snapdragon 810
GPU
Adreno 330	-	Adreno 430
RAM
2 GB	2 GB	4/3 GB
Internal Memory
16 GB	16/32 GB	16/64 GB
External Memory
microSD, up to 128 GB	microSD, up to 128 GB	No

Type
Super LCD3 capacitive touchscreen	Super LCD3 Capacitive Touchscreen, Corning Gorilla Glass 3	IPS LCD Capacitive Touchscreen, Corning Gorilla Glass 4
Colors
16M colors	16M colors	16M colors
Size
5.0 inches	5.0 inches	5.5 inches
Resolution
1080 x 1920 pixels (441 ppi)	1080 x 1920 pixels (441 ppi)	1080 x 1920 pixels (401 ppi)
Screen-to-Body Ratio
-	66.55%	73.17%
Multi-Touch

Rear Camera
Dual 4 MP, 2688х1520 pixels	Dual 13 MP, 4128 x 3096 pixels	13 MP, 4128 x 3096 pixels
Flash
dual-LED (dual tone)	Dual-LED (dual tone)	Dual-LED flash
Features
Auto focus, 1/3' Sensor Size, 2µm Pixel Size, Automatic Simultaneous Video And Image Recording, Geo-tagging, Face And Smile Detection, HDR, Panorama	Auto focus, Automatic simultaneous video and image recording, geo-tagging, face/smile detection, HDR, panorama	Laser Auto focus, Optical Image Stabilization (OIS), Geo-tagging, Touch Focus, Face Detection, Panorama, HDR
Video
Yes, 1080p@60fps, 720p@120fps, HDR, stereo sound rec., video stabilization	1080p@60fps, 720p@120fps, HDR, stereo sound rec.	2160p@30fps, 2160p(DCI)@24fps, 1080p@60fps, 720p@120fps, HDR, stereo sound rec.
Front Camera
5 MP, 1080p@30fps, HDR	5 MP, 1080p@30fps, HDR	5 MP, 1080p@30fps

GPRS
Yes	Yes	Yes
Edge
Yes	Yes	Yes
3G
HSDPA, 21 Mbps; HSUPA, 5.76 Mbps	HSDPA, 42 Mbps (21 Mbps - AT&T), HSUPA, 5.76 Mbps; LTE, Cat4, 50 Mbps UL, 150 Mbps DL	HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
Bluetooth
Yes, v4.0 with A2DP	v4.0, A2DP	v4.1, A2DP
Wi-Fi
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA, Wi-Fi hotspot	Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA, Wi-Fi hotspot	Wi-Fi 802.11 a/b/g/n/ac, 2.4/5 GHz, Wi-Fi Direct, DLNA, hotspot
USB
Yes, microUSB v2.0 (MHL), USB On-the-go, USB Host	microUSB v2.0 (MHL), USB On-the-go, USB Host	microUSB v2.0, USB Host
GPS
Yes, with A-GPS support and GLONASS	Yes, with A-GPS, GLONASS	Yes, with A-GPS, GLONASS
Browser
HTML5	HTML5	HTML5