HTC One M8 vs Xiaomi Redmi Note 4G vs HTC One M8s

General Info

Manufacturer
HTC	Xiaomi	HTC
Announced
March 2014	August 2014	April 2015
Status
Available - March 2014	Available - November 2014	Available - May 2015
Price
-	-	Rs. 20,499 ($301.46) [Similarly Priced]
Colors
Glacial Silver, Gunmetal Gray, Amber Gold	Black/White	Gunmetal Gray, Glacial Silver, Amber Gold
Form Factor
Candybar	Candybar	Candybar
Dimension
146.4 x 70.6 x 9.4 mm (5.76 x 2.78 x 0.37 in)	154 x 78.7 x 9.5 mm (6.06 x 3.1 x 0.37 in)	146.4 x 70.6 x 9.6 mm (5.76 x 2.78 x 0.38 in)
Weight
160 g (5.64 oz)	199 g (7.02 oz)	160 g (5.64 oz)
2G Network
GSM 850 / 900 / 1800 / 1900	GSM 900 / 1800 / 1900	GSM 850 / 900 / 1800 / 1900
3G Network
HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 1900 / 2100 HSDPA 850 / 1700 / 1900 / 2100	TD-SCDMA 1900 / 2000	HSDPA 850 / 900 / 1900 / 2100 - EMEA, Asia HSDPA 850 / 1700 / 1900 / 2100 - T-Mobile
4G Network
LTE 800 / 900 / 1800 / 2600 LTE 700 / 1700 / 2100 LTE 700 / 900 / 1800 / 2100 / 2600 LTE 700 / 850 / 1700 / 1800 / 1900 / 2100 / 2600	TD-LTE 1900 / 2300 / 2600	LTE band 3(1800), 7(2600), 8(900), 20(800) - EMEA
Messaging
SMS, MMS, Push Mail, EMail	SMS, MMS, EMail, IM	SMS, MMS, Push Mail, EMail
Build Features
Corning Gorilla Glass 3	-	-

OS
Android OS, v4.4.2 (KitKat)	Android OS, v4.2 (Jelly Bean)	Android OS, v5.0 (Lollipop)
Processor
Quad-core 2.3 GHz Krait 400, Qualcomm MSM8974AB Snapdragon 801	Quad-core 1.6 GHz Cortex-A7, Qualcomm MSM8928 Snapdragon 400	Quad-core 1 GHz Cortex-A53 & Quad-core 1.7 GHz Cortex-A57, Qualcomm MSM8939 Snapdragon 615
GPU
Adreno 330	Adreno 305	Adreno 405
RAM
2 GB	2 GB	2 GB
Internal Memory
16/32 GB	8 GB	16/32 GB
External Memory
microSD, up to 128 GB	microSD, up to 64 GB	microSD, up to 128 GB

Type
Super LCD3 Capacitive Touchscreen	IPS LCD capacitive touchscreen	Super LCD3 Capacitive Touchscreen, Corning Gorilla Glass 3
Colors
16M colors	16M colors	16M colors
Size
5.0 inches	5.5 inches	5.0 inches
Resolution
1080 x 1920 pixels (441 ppi)	720 x 1280 pixels (267 ppi)	1080 x 1920 pixels (441 ppi)
Screen-to-Body Ratio
66.55%	68.82%	66.55%
Multi-Touch

Rear Camera
Dual 4 MP, 2688х1520 pixels	13 MP, 4128 x 3096 pixels	13 MP, 4128 x 3096 pixels
Flash
Dual-LED	LED flash	Dual-LED flash
Features
Auto focus, 1/3' Sensor Size, 2µm Pixel Size, Simultaneous HD Video And Image Recording, Geo-tagging, Face And Smile Detection	Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection, HDR	Auto-focus, OIS, Automatic Simultaneous Video And Image Recording, Geo-tagging, Face/smile Detection, HDR, Panorama
Video
Yes, 1080p@30fps, 720p@60fps, HDR, Stereo Sound Rec., Video Stabilization	1080p@30fps	1080p@60fps, 720p@120fps, HDR, stereo sound rec.
Front Camera
Yes, 5 MP, 1080p@30fps, HDR	5 MP	5 MP, 1080p@30fps, HDR

GPRS
Yes	Yes	Yes
Edge
Yes	Yes	Yes
3G
HSDPA, 42 Mbps (21 Mbps - AT&T), HSUPA, 5.76 Mbps; LTE, Cat4, 50 Mbps UL, 150 Mbps DL	TD-SCDMA; LTE	HSPA 42.2/21.1(AT&T)/5.76 Mbps, LTE Cat4 150/50 Mbps
Bluetooth
Yes, v4.0 with A2DP	v4.0, A2DP, LE	v4.0, A2DP, apt-X
Wi-Fi
Wi-Fi 802.11 a/b/g/n/ac, Wi-Fi Direct, DLNA, Wi-Fi hotspot	Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, Wi-Fi hotspot	Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA, hotspot
USB
Yes, microUSB v2.0 (MHL), USB On-the-go, USB Host	microUSB v2.0, USB On-the-go	microUSB v2.0 (MHL TV-out), USB Host
GPS
Yes, with A-GPS support and GLONASS	Yes, with A-GPS, GLONASS	Yes, with A-GPS, GLONASS
Browser
HTML5	HTML5	HTML5