• Samsung Galaxy Grand Duos I9082 vs Samsung Galaxy Alpha vs HTC Desire 820

Phone Comparison - Samsung Galaxy Grand Duos I9082 vs Samsung Galaxy Alpha vs HTC Desire 820

general General Info

Manufacturer Samsung Samsung HTC
Announced December 2012 August 2014 September 2014
Status Available - January 2013 Available - September 2014 Coming Soon - September 2014
Colors Black, White Black, white, gold, silver, blue Marble White, Tuxedo Grey, Santorini White, Milky-way Grey, Tang
Form Factor Candybar Candybar Candybar
Dimension 143.5 x 76.9 x 9.6 mm
(5.65 x 3.03 x 0.38 in)
132.4 x 65.5 x 6.7 mm
(5.21 x 2.58 x 0.26 in)
157.7 x 78.7 x 7.7 mm
(6.21 x 3.1 x 0.3 in)
Weight 162 g (5.71 oz) 115 g (4.06 oz) 155 g (5.47 oz)
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900
3G Network HSDPA 850 / 1900 / 2100 - SIM 1 only
HSDPA 900 / 1900 / 2100 - SIM 1 only
HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100 - EMEA version
HSDPA 900 / 2100 - Asia version
4G Network - LTE LTE 900 / 1800 / 2100 / 2600 - EMEA version
Messaging SMS, MMS, EMail, IM SMS, MMS, EMail, IM SMS, MMS, Push Mail, EMail

hardware Hardware and OS

OS Android OS, v4.1.2 (Jelly Bean) Android OS, v4.4.4 (KitKat) Android OS, v4.4.2 (KitKat)
Processor Dual-core 1.2 GHz Cortex-A9, Broadcom Quad-core 1.8 GHz Cortex-A15 & quad-core 1.3 GHz Cortex-A7, Exynos 5 Octa 5430 Quad-core 1.5 GHz Cortex-A53 & quad-core 1.0 GHz Cortex-A53, Qualcomm MSM8939 Snapdragon 615
GPU Broadcom VideoCore IV Mali-T628 MP6 Adreno 405
RAM 1 GB 2 GB 2 GB
Internal Memory 8 GB 32 GB 16 GB
External Memory microSD, up to 64 GB No microSD, up to 128 GB

display Display

Type Capacitive touchscreen Super AMOLED capacitive touchscreen LCD Capacitive Touchscreen
Colors 16M colors 16M colors 16M colors
Size 5.0 inches 4.7 inches 5.5 inches
Resolution 480 x 800 pixels (187 ppi) 720 x 1280 pixels (320 ppi) 720 x 1280 pixels (267 ppi)
Screen-to-Body Ratio 64.20% 66.95% 67.20%
Multi-Touch yes yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 8 MP, 3264x2448 pixels 12 MP, 4128 x 3096 pixels 13 MP, 4160 x 3120 pixels
Flash LED flash LED flash LED flash
Features Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection, Image Stabilization Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection, Panorama, HDR Auto focus, Geo-tagging, Touch Focus, Face Detection, Simultaneous HD Video And Image Recording, HDR
Video Yes, 1080p@30fps 2160p@30fps 1080p@30fps, 720p@60fps
Front Camera Yes, 2 MP [Similar] 2.1 MP [Similar] 8 MP, 1080p [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSDPA, 21 Mbps; HSUPA, 5.76 Mbps HSDPA, 42 Mbps, HSUPA; LTE-A, Cat6, 300 Mbps DL HSDPA, 42 Mbps; HSUPA, 5.8 Mbps; LTE, Cat4, 50 Mbps UL, 150 Mbps DL
Bluetooth Yes, v4.0 with A2DP, LE, EDR v4.0, A2DP, EDR, LE v4.0, A2DP
Wi-Fi Wi-Fi 802.11 a/b/g/n, Wi-Fi hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA, Wi-Fi hotspot Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi Direct, DLNA, Wi-Fi hotspot
USB Yes, microUSB v2.0 microUSB v2.0 microUSB v2.0
GPS Yes, with A-GPS, support and GLONASS Yes, with A-GPS, GLONASS Yes, with A-GPS, GLONASS
Browser HTML5 HTML5 HTML5

memory User Memory

Internal 8 GB, 1 GB RAM 32 GB, 2 GB RAM 16 GB, 2 GB RAM
Expandable Storage microSD, up to 64 GB No 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 supported NFC not supported

battery Battery

Type Standard battery, Li-Ion Li-Ion Battery Non-removable Li-Po Battery
Capacity 2100 mAh 1860 mAh 2600 mAh
Stand by Up to 440 h - Up to 424 h (3G)
Talk Time Up to 10 h 10 min - Up to 22 h 24 min (3G)