Phone Comparison - HTC One M8 vs Nokia Lumia 635 vs HTC Desire 620 Dual SIM

general General Info

Manufacturer HTC Nokia HTC
Announced March 2014 April 2014 December 2014
Status Available - March 2014 Available - May 2014 Available - December 2014
Colors Glacial Silver, Gunmetal Gray, Amber Gold Orange, Yellow, White, Black Blue, Black, Gray, White
Form Factor Candybar Candybar Candybar
Dimension 146.4 x 70.6 x 9.4 mm
(5.76 x 2.78 x 0.37 in)
129.5 x 66.7 x 9.2 mm
(5.1 x 2.63 x 0.36 in)
150.1 x 72.7 x 9.6 mm
(5.91 x 2.86 x 0.38 in)
Weight 160 g (5.64 oz) 134 g (4.73 oz) 160 g (5.64 oz)
2G Network GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 850 / 900 / 1900 / 2100
HSDPA 850 / 1900 / 2100
HSDPA 850 / 1700 / 1900 / 2100
HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100
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
LTE LTE 900 / 1800 / 2100 / 2600 TD-LTE 1900 / 2300 / 2600
Messaging SMS, MMS, Push Mail, EMail SMS, MMS, Push Mail, EMail, IM SMS, MMS, Push Mail, EMail
Build Features Corning Gorilla Glass 3 - -

hardware Hardware and OS

OS Android OS, v4.4.2 (KitKat) Microsoft Windows Phone 8.1 Android OS, v4.4.4 (KitKat)
Processor Quad-core 2.3 GHz Krait 400, Qualcomm MSM8974AB Snapdragon 801 Quad-core 1.2 GHz Cortex-A7, Qualcomm Snapdragon 400 Quad-core 1.2 GHz Cortex-A53, Qualcomm MSM8916 Snapdragon 410
GPU Adreno 330 Adreno 305 Adreno 306
RAM 2 GB 512 MB 1 GB
Internal Memory 16/32 GB 8 GB 8 GB
External Memory microSD, up to 128 GB microSD, up to 64 GB microSD, up to 128 GB

display Display

Type Super LCD3 Capacitive Touchscreen IPS LCD capacitive touchscreen Capacitive touchscreen
Colors 16M colors 16M colors 16M colors
Size 5.0 inches 4.5 inches 5.0 inches
Resolution 1080 x 1920 pixels (441 ppi) 480 x 854 pixels (218 ppi) 720 x 1280 pixels (294 ppi)
Screen-to-Body Ratio 66.55% 64.43% 63.04%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio Stereo FM radio with RDS No FM radio
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes yes

camera Camera

Rear Camera Dual 4 MP, 2688х1520 pixels 5 MP, 2592 х 1944 pixels 8 MP, 3264 x 2448 pixels
Flash Dual-LED No LED flash
Features Auto focus, 1/3' Sensor Size, 2µm Pixel Size, Simultaneous HD Video And Image Recording, Geo-tagging, Face And Smile Detection Geo-tagging Auto focus, Geo-tagging, Touch Focus, Face Detection, Panorama
Video Yes, 1080p@30fps, 720p@60fps, HDR, Stereo Sound Rec., Video Stabilization Yes, 720p@30fps 1080p@30fps
Front Camera Yes, 5 MP, 1080p@30fps, HDR [Similar] No [Similar] 5 MP [Similar]

connectivity Connectivity and Data Rate

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 HSDPA, 21 Mbps; HSUPA, 5.76 Mbps; LTE, Cat3, 50 Mbps UL, 100 Mbps DL HSPA, LTE
Bluetooth Yes, v4.0 with A2DP Yes, v4.0 with A2DP 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 b/g/n Wi-Fi 802.11 b/g/n, hotspot
USB Yes, microUSB v2.0 (MHL), USB On-the-go, USB Host Yes, microUSB v2.0 microUSB v2.0
GPS Yes, with A-GPS support and GLONASS Yes, with A-GPS support and GLONASS Yes, with A-GPS, GLONASS
Browser HTML5 HTML5 HTML5

memory User Memory

Internal 16/32 GB, 2 GB RAM 8 GB, 512 MB RAM 8 GB, 1 GB RAM
Expandable Storage microSD, up to 128 GB microSD, up to 64 GB microSD, up to 128 GB
USB OTG Supported - -

Apps Sensors

Fingerprint fingerprint not supported fingerprint not supported fingerprint not supported
Proximity Sensor proximity sensor present proximity sensor present proximity sensor present
Accelerometer Sensor accelerometer sensor present accelerometer sensor present accelerometer sensor present
NFC NFC supported NFC not supported NFC supported

battery Battery

Type Non-removable Li-Po Battery Li-Ion Battery Li-Po Battery
Capacity 2600 mAh 1830 mAh 2100 mAh
Stand by Up to 271 h (2G)
Up to 496 h (3G)
Up to 648 h -
Talk Time Up to 14 h (2G)
Up to 20 h (3G)
Up to 12 h (2G)
Up to 14 h (3G)
-