Phone Comparison - HTC Desire 620G Dual SIM vs HTC Desire 820q Dual SIM vs Asus Zenfone 2 ZE551ML

general General Info

Manufacturer HTC HTC Asus
Announced December 2014 October 2014 January 2015
Status Coming Soon - December 2014 Available - October 2014 Available - March 2015
Price Rs. 6,949 ($102.19) [Similarly Priced] Rs. 30,500 ($448.53) [Similarly Priced] Rs. 14,999 ($220.57) [Similarly Priced]
Colors Black, White Santorini White, Tuxedo Gray, Milky-way Gray Osmium Black, Sheer Gold, Glacier Gray, Glamor Red, Ceramic Whit
Form Factor Candybar Candybar Candybar
Dimension 150.1 x 72.7 x 9.6 mm
(5.91 x 2.86 x 0.38 in)
157.7 x 78.7 x 7.7 mm
(6.21 x 3.1 x 0.3 in)
152.5 x 77.2 x 10.9 mm
(6 x 3.04 x 0.43 in)
Weight 160 g (5.64 oz) 155 g (5.47 oz) 170 g (6 oz)
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 900 / 2100 HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100
4G Network - LTE 900 / 1800 / 2100 / 2600 TD-LTE 1900 / 2300 / 2500 / 2600
(Bands 1, 3, 7, 8, 38, 39, 40, 41)
LTE 700 / 800 / 850 / 900 / 1700 / 1800 / 1900 / 2100 / 2600
(Bands 1, 2, 3, 4, 5, 7, 8, 9, 17, 18, 19, 20, 28, 29)
Messaging SMS, MMS, Push Mail, EMail SMS, MMS, Push Mail, EMail SMS, MMS, Push Mail, EMail, IM

hardware Hardware and OS

OS Android OS, v4.4.4 (KitKat) Android OS, v4.4.2 (KitKat) Android OS, v5.0 (Lollipop)
Processor Octa-core 1.7 GHz Cortex-A7, Mediatek MT6592 Quad-core 1.2 GHz Cortex-A53, Qualcomm MSM8916 Snapdragon 410 Quad-core 2.3 GHz
Quad-core 1.8 GHz, Intel Atom Z3580
Intel Atom Z3560
GPU Mali-450MP4 Adreno 306 PowerVR G6430
RAM 1 GB 1 GB 2/4 GB
Internal Memory 8 GB 16 GB 16/32/64 GB
External Memory microSD, up to 32 GB microSD, up to 128 GB microSD, up to 64 GB

display Display

Type Capacitive touchscreen TFT Capacitive Touchscreen, Corning Gorilla Glass 3 IPS Capacitive Touchscreen, Corning Gorilla Glass 3
Colors 16M colors 16M colors 16M colors
Size 5.0 inches 5.5 inches 5.5 inches
Resolution 720 x 1280 pixels (294 ppi) 720 x 1280 pixels (267 ppi) 1080 x 1920 pixels (401 ppi)
Screen-to-Body Ratio 63.04% 67.20% 70.67%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio FM radio FM radio Yes
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes yes

camera Camera

Rear Camera 8 MP, 3264 x 2448 pixels 13 MP, 4160 x 3120 pixels 13 MP, 4128 x 3096 pixels
Flash LED flash LED flash dual-LED (dual tone)
Features Auto focus, Geo-tagging, Touch Focus, Face Detection, Panorama Auto focus, Geo-tagging, Touch Focus, Face Detection, Simultaneous HD Video And Image Recording, HDR Auto focus, Geo-tagging, Touch Focus, Face Detection, Panorama, HDR
Video 1080p@30fps 1080p@30fps, 720p@60fps 1080p@30fps
Front Camera 5 MP [Similar] 8 MP, 1080p [Similar] 5 MP [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSPA HSPA 42.2/5.76 Mbps, LTE HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
Bluetooth v4.0, A2DP, apt-X v4.0, A2DP, apt-X v4.0, A2DP, EDR
Wi-Fi Wi-Fi 802.11 b/g/n, hotspot Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi Direct, DLNA, hotspot Wi-Fi 802.11 a/b/g/n/ac, Wi-Fi Direct, hotspot
USB microUSB v2.0 microUSB v2.0 microUSB v2.0, USB Host
GPS Yes, with A-GPS, GLONASS Yes, with A-GPS, GLONASS Yes, with A-GPS, GLONASS
Browser HTML5 HTML5 HTML5

memory User Memory

Internal 8 GB, 1 GB RAM 16 GB, 1 GB RAM 16/32/64 GB, 2/4 GB RAM
Expandable Storage microSD, up to 32 GB microSD, up to 128 GB microSD, up to 64 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 not supported NFC not supported NFC supported

battery Battery

Type Li-Po Battery Non-removable Li-Po Battery Non-removable Li-Po Battery
Capacity 2100 mAh 2600 mAh 3000 mAh
Stand by - - -
Talk Time - - -