Phone Comparison - HTC Desire 620G Dual SIM vs Asus Zenfone 2 ZE551ML vs HTC Desire 820s dual sim

general General Info

Manufacturer HTC Asus HTC
Announced December 2014 January 2015 March 2015
Status Coming Soon - December 2014 Available - March 2015 Available - March 2015
Price Rs. 6,949 ($102.19) [Similarly Priced] Rs. 14,999 ($220.57) [Similarly Priced] Rs. 27,900 ($410.29) [Similarly Priced]
Colors Black, White Osmium Black, Sheer Gold, Glacier Gray, Glamor Red, Ceramic Whit Marble White, Milkyway Gray, Monarch Orange, Santorini White, Tu
Form Factor Candybar Candybar Candybar
Dimension 150.1 x 72.7 x 9.6 mm
(5.91 x 2.86 x 0.38 in)
152.5 x 77.2 x 10.9 mm
(6 x 3.04 x 0.43 in)
157.7 x 78.7 x 7.7 mm
(6.21 x 3.1 x 0.3 in)
Weight 160 g (5.64 oz) 170 g (6 oz) 155 g (5.47 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
TD-SCDMA 1900 / 2000
3G Network HSDPA 900 / 2100 HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100
4G Network - 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)
LTE 900 / 1800 / 2100 / 2600 TD-LTE 1900 / 2300 / 2500 / 2600
(Bands 1, 3, 7, 8, 38, 39, 40, 41)
Messaging SMS, MMS, Push Mail, EMail SMS, MMS, Push Mail, EMail, IM SMS, MMS, Push Mail, EMail

hardware Hardware and OS

OS Android OS, v4.4.4 (KitKat) Android OS, v5.0 (Lollipop) Android OS, v4.4.4 (KitKat)
Processor Octa-core 1.7 GHz Cortex-A7, Mediatek MT6592 Quad-core 2.3 GHz
Quad-core 1.8 GHz, Intel Atom Z3580
Intel Atom Z3560
Octa-core 1.7 GHz Cortex-A53, Mediatek MT6752
GPU Mali-450MP4 PowerVR G6430 Mali-T760MP2
RAM 1 GB 2/4 GB 2 GB
Internal Memory 8 GB 16/32/64 GB 16 GB
External Memory microSD, up to 32 GB microSD, up to 64 GB microSD, up to 32 GB

display Display

Type Capacitive touchscreen IPS Capacitive Touchscreen, Corning Gorilla Glass 3 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) 1080 x 1920 pixels (401 ppi) 720 x 1280 pixels (267 ppi)
Screen-to-Body Ratio 63.04% 70.67% 67.20%
Multi-Touch yes yes yes

multimedia Multimedia

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

camera Camera

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

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSPA HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
Bluetooth v4.0, A2DP, apt-X v4.0, A2DP, EDR v4.0, A2DP
Wi-Fi Wi-Fi 802.11 b/g/n, hotspot Wi-Fi 802.11 a/b/g/n/ac, Wi-Fi Direct, hotspot Wi-Fi 802.11 b/g/n, hotspot
USB microUSB v2.0 microUSB v2.0, USB Host microUSB v2.0
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 16/32/64 GB, 2/4 GB RAM 16 GB, 2 GB RAM
Expandable Storage microSD, up to 32 GB microSD, up to 64 GB microSD, up to 32 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 supported NFC not supported

battery Battery

Type Li-Po Battery Non-removable Li-Po Battery Non-removable Li-Po Battery
Capacity 2100 mAh 3000 mAh 2600 mAh
Stand by - - Up to 560 h (3G)
Talk Time - - Up to 12 h 10 min (3G)