Phone Comparison - Samsung Galaxy Alpha vs Oppo N3 vs HTC Desire 820s dual sim

	Samsung Galaxy Alpha ✖	Oppo N3 ✖	HTC Desire 820s dual sim ✖

General Info
	Samsung Galaxy Alpha ✖	Oppo N3 ✖	HTC Desire 820s dual sim ✖


Manufacturer	Samsung	Oppo	HTC
Announced	August 2014	October 2014	March 2015
Status	Available - September 2014	Available - November 2014	Available - March 2015
Price	-	Rs. 31,970 ($469.00) [Similarly Priced]	Rs. 27,900 ($410.29) [Similarly Priced]
Colors	Black, white, gold, silver, blue	White	Marble White, Milkyway Gray, Monarch Orange, Santorini White, Tu
Form Factor	Candybar	Candybar	Candybar
Dimension	132.4 x 65.5 x 6.7 mm (5.21 x 2.58 x 0.26 in)	161.2 x 77 x 9.9 mm (6.35 x 3.03 x 0.39 in)	157.7 x 78.7 x 7.7 mm (6.21 x 3.1 x 0.3 in)
Weight	115 g (4.06 oz)	192 g (6.77 oz)	155 g (5.47 oz)
2G Network	GSM 850 / 900 / 1800 / 1900	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 850 / 900 / 1900 / 2100	HSDPA	HSDPA 850 / 900 / 1900 / 2100
4G Network	LTE	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, Push Mail, EMail
Build Features	-	- Touch-sensitive area at the back - O-Click Bluetooth Remote Control (bundled)	-
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 1.8 GHz Cortex-A15 & quad-core 1.3 GHz Cortex-A7, Exynos 5 Octa 5430	Quad-core 2.3 GHz Krait 400, Qualcomm MSM8974AA Snapdragon 801	Octa-core 1.7 GHz Cortex-A53, Mediatek MT6752
GPU	Mali-T628 MP6	Adreno 330	Mali-T760MP2
RAM	2 GB	2 GB	2 GB
Internal Memory	32 GB	32 GB	16 GB
External Memory	No	microSD, up to 64 GB	microSD, up to 32 GB

Display
Type	Super AMOLED capacitive touchscreen	IPS LCD capacitive touchscreen	Capacitive Touchscreen, Corning Gorilla Glass 3
Colors	16M colors	16M colors	16M colors
Size	4.7 inches	5.5 inches	5.5 inches
Resolution	720 x 1280 pixels (320 ppi)	1080 x 1920 pixels (403 ppi)	720 x 1280 pixels (267 ppi)
Screen-to-Body Ratio	66.95%	66.36%	67.20%
Multi-Touch
Multimedia
3.5mm Jack
Radio	No	No	FM radio
Games	Yes + Downloadable	Yes + Downloadable	Yes + Downloadable
Loud Speaker
Camera
Rear Camera	12 MP, 4128 x 3096 pixels	16 MP, 3456 x 4608 pixels	13 MP, 4160 x 3120 pixels
Flash	LED flash	dual-LED flash	LED flash
Features	Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection, Panorama, HDR	Auto focus, 1/2.3' Sensor Size, 1.34µm Pixel Size, Motorised Rotating Lens, Geo-tagging, Touch Focus, Face Detection, Panorama, HDR	Auto focus, Geo-tagging, Touch Focus, Face Detection, HDR, Panorama
Video	2160p@30fps	1080p@30fps	1080p@30fps
Front Camera	2.1 MP [Similar]	16 MP, autofocus, LED flash [Similar]	8 MP, 1080p [Similar]
Connectivity and Data Rate
GPRS	Yes	Yes	Yes
Edge	Yes	Yes	Yes
3G	HSDPA, 42 Mbps, HSUPA; LTE-A, Cat6, 300 Mbps DL	HSDPA; HSUPA; LTE	HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
Bluetooth	v4.0, A2DP, EDR, LE	v4.0	v4.0, A2DP
Wi-Fi	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, Wi-Fi Direct, DLNA, Wi-Fi hotspot	Wi-Fi 802.11 b/g/n, hotspot
USB	microUSB v2.0	microUSB v2.0, USB On-the-go	microUSB v2.0
GPS	Yes, with A-GPS, GLONASS	Yes, with A-GPS, GLONASS	Yes, with A-GPS, GLONASS
Browser	HTML5	HTML5	HTML5

User Memory
Internal	32 GB, 2 GB RAM	32 GB, 2 GB RAM	16 GB, 2 GB RAM
Expandable Storage	No	microSD, up to 64 GB	microSD, up to 32 GB
USB OTG	-	Supported	-
Sensors
Fingerprint
Proximity Sensor
Accelerometer Sensor
NFC
Battery
Type	Li-Ion Battery	Li-Po Battery	Non-removable Li-Po Battery
Capacity	1860 mAh	3000 mAh	2600 mAh
Stand by	-	-	Up to 560 h (3G)
Talk Time	-	-	Up to 12 h 10 min (3G)

Phone Comparison - Samsung Galaxy Alpha vs Oppo N3 vs HTC Desire 820s dual sim

General Info

Hardware and OS

Display

Multimedia

Camera

Connectivity and Data Rate

User Memory

Sensors

Battery

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