Phone Comparison - Samsung Galaxy A3 Duos vs HTC Desire 820q Dual SIM vs Samsung Galaxy E7

general General Info

Manufacturer Samsung HTC Samsung
Announced October 2014 October 2014 January 2015
Status Available - November 2014 Available - October 2014 Available - Feburary 2015
Price Rs. 14,265 ($209.78) [Similarly Priced] Rs. 30,500 ($448.53) [Similarly Priced] Rs. 17,400 ($255.88) [Similarly Priced]
Colors Pearl White, Midnight Black, Platinum Silver, Soft Pink, Light B Santorini White, Tuxedo Gray, Milky-way Gray Black, White, Blue
Form Factor Candybar Candybar Candybar
Dimension 130.1 x 65.5 x 6.9 mm
(5.12 x 2.58 x 0.27 in)
157.7 x 78.7 x 7.7 mm
(6.21 x 3.1 x 0.3 in)
151.4 x 77.2 x 7.3 mm
(5.96 x 3.04 x 0.29 in)
Weight 110.3 g (3.88.0.11 oz) 155 g (5.47 oz) 141 g (4.97 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 (optional)
3G Network HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100
4G Network LTE LTE 900 / 1800 / 2100 / 2600 TD-LTE 1900 / 2300 / 2500 / 2600
(Bands 1, 3, 7, 8, 38, 39, 40, 41)
-
Messaging SMS, MMS, EMail, IM SMS, MMS, Push Mail, EMail SMS, MMS, EMail, IM

hardware Hardware and OS

OS Android OS, v4.4.4 (KitKat) Android OS, v4.4.2 (KitKat) Android OS, v4.4.4 (KitKat)
Processor Quad-core 1.2 GHz Cortex-A53, Qualcomm MSM8916 Snapdragon 410 Quad-core 1.2 GHz Cortex-A53, Qualcomm MSM8916 Snapdragon 410 Quad-core 1.2 GHz Cortex-A53, Qualcomm MSM8916 Snapdragon 410
GPU Adreno 306 Adreno 306 Adreno 306
RAM 1 GB 1 GB 2 GB
Internal Memory 16 GB 16 GB 16 GB
External Memory No microSD, up to 128 GB microSD, up to 128 GB

display Display

Type Super AMOLED capacitive touchscreen TFT Capacitive Touchscreen, Corning Gorilla Glass 3 Super AMOLED capacitive touchscreen
Colors 16M colors 16M colors 16M colors
Size 4.5 inches 5.5 inches 5.5 inches
Resolution 540 x 960 pixels (245 ppi) 720 x 1280 pixels (267 ppi) 720 x 1280 pixels (267 ppi)
Screen-to-Body Ratio 65.39% 67.20% 71.36%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio - 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, 4160 x 3120 pixels 13 MP, 4128 x 3096 pixels
Flash LED flash LED flash LED flash
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
Video - 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 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps HSPA 42.2/5.76 Mbps, LTE HSPA 42.2/5.76 Mbps
Bluetooth v4.0, A2DP, EDR, LE v4.0, A2DP, apt-X v4.0, A2DP
Wi-Fi Wi-Fi 802.11 b/g/n, Wi-Fi hotspot Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi Direct, DLNA, hotspot Yes
USB microUSB v2.0 microUSB v2.0 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 16 GB, 1 GB RAM 16 GB, 1 GB RAM 16 GB, 2 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 supported NFC not supported NFC not supported

battery Battery

Type Non-removable Li-Ion Battery Non-removable Li-Po Battery Non-removable Li-Ion Battery
Capacity 1900 mAh 2600 mAh 2950 mAh
Stand by - - -
Talk Time - - Up to 19 h (3G)