Phone Comparison - HTC 7 Mozart vs HTC Desire 820 vs HTC Desire 820q Dual SIM

general General Info

Manufacturer HTC HTC HTC
Announced October 2010 September 2014 October 2014
Status Available - October 2010 Coming Soon - September 2014 Available - October 2014
Price - - Rs. 30,500 ($448.53) [Similarly Priced]
Colors Black Marble White, Tuxedo Grey, Santorini White, Milky-way Grey, Tang Santorini White, Tuxedo Gray, Milky-way Gray
Form Factor Candybar Candybar Candybar
Dimension 119 x 60.2 x 11.9 mm
(4.69 x 2.37 x 0.47 in)
157.7 x 78.7 x 7.7 mm
(6.21 x 3.1 x 0.3 in)
157.7 x 78.7 x 7.7 mm
(6.21 x 3.1 x 0.3 in)
Weight 130 g (4.59 oz) 155 g (5.47 oz) 155 g (5.47 oz)
2G Network GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 900 / 2100
HSDPA 850 / 2100
HSDPA 850 / 900 / 1900 / 2100 - EMEA version
HSDPA 900 / 2100 - Asia version
HSDPA 850 / 900 / 1900 / 2100
4G Network - LTE 900 / 1800 / 2100 / 2600 - EMEA version 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, IM SMS, MMS, Push Mail, EMail SMS, MMS, Push Mail, EMail

hardware Hardware and OS

OS Microsoft Windows Phone 7 Android OS, v4.4.2 (KitKat) Android OS, v4.4.2 (KitKat)
Processor 1 GHz Scorpion, Qualcomm QSD8250 Snapdragon Quad-core 1.5 GHz Cortex-A53 & quad-core 1.0 GHz Cortex-A53, Qualcomm MSM8939 Snapdragon 615 Quad-core 1.2 GHz Cortex-A53, Qualcomm MSM8916 Snapdragon 410
GPU Adreno 200 Adreno 405 Adreno 306
RAM 576 MB 2 GB 1 GB
Internal Memory 8 GB storage, 512 MB ROM 16 GB 16 GB
External Memory No microSD, up to 128 GB microSD, up to 128 GB

display Display

Type S-LCD capacitive touchscreen LCD Capacitive Touchscreen TFT Capacitive Touchscreen, Corning Gorilla Glass 3
Colors 16M colors 16M colors 16M colors
Size 3.7 inches 5.5 inches 5.5 inches
Resolution 480 x 800 pixels (252 ppi) 720 x 1280 pixels (267 ppi) 720 x 1280 pixels (267 ppi)
Screen-to-Body Ratio 54.46% 67.20% 67.20%
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 8 MP, 3264x2448 pixels 13 MP, 4160 x 3120 pixels 13 MP, 4160 x 3120 pixels
Flash Xenon flash LED flash LED flash
Features Auto focus, Geo-tagging, Face Detection Auto focus, Geo-tagging, Touch Focus, Face Detection, Simultaneous HD Video And Image Recording, HDR Auto focus, Geo-tagging, Touch Focus, Face Detection, Simultaneous HD Video And Image Recording, HDR
Video Yes, 720p 1080p@30fps, 720p@60fps 1080p@30fps, 720p@60fps
Front Camera No [Similar] 8 MP, 1080p [Similar] 8 MP, 1080p [Similar]

connectivity Connectivity and Data Rate

GPRS Class 32 Yes Yes
Edge Class 32 Yes Yes
3G HSDPA, 7.2 Mbps; HSUPA, 2 Mbps HSDPA, 42 Mbps; HSUPA, 5.8 Mbps; LTE, Cat4, 50 Mbps UL, 150 Mbps DL HSPA 42.2/5.76 Mbps, LTE
Bluetooth Yes, v2.1 with A2DP v4.0, A2DP v4.0, A2DP, apt-X
Wi-Fi Wi-Fi 802.11 b/g/n Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi Direct, DLNA, Wi-Fi hotspot Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi Direct, DLNA, hotspot
USB Yes, microUSB v2.0 microUSB v2.0 microUSB v2.0
GPS Yes, with A-GPS support; Bing Maps Yes, with A-GPS, GLONASS Yes, with A-GPS, GLONASS
Browser HTML HTML5 HTML5

memory User Memory

Internal 8 GB storage, 512 MB ROM, 576 MB RAM 16 GB, 2 GB RAM 16 GB, 1 GB RAM
Expandable Storage No microSD, up to 128 GB microSD, up to 128 GB

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 not supported

battery Battery

Type Li-Ion Battery Non-removable Li-Po Battery Non-removable Li-Po Battery
Capacity 1300 mAh 2600 mAh 2600 mAh
Stand by Up to 360 h (2G)
Up to 435 h (3G)
Up to 424 h (3G) -
Talk Time Up to 6 h 40 min (2G)
Up to 5 h 30 min (3G)
Up to 22 h 24 min (3G) -