Samsung Galaxy Ace 2 vs Nokia Lumia 820

General Info

Manufacturer
Samsung	Nokia
Announced
February 2012	Expected September 2012
Status
Available - May 2012	Available - November 2012
Colors
Black	Black, Gray, Red, Yellow, White, Blue, Violet
Form Factor
Candybar	Candybar
Dimension
118.3 x 62.2 x 10.5 mm (4.66 x 2.45 x 0.41 in)	123.8 x 68.5 x 9.9 mm (4.87 x 2.7 x 0.39 in)
Weight
122 g (4.3 oz)	160 g (5.64 oz)
2G Network
GSM 850 / 900 / 1800 / 1900	GSM 850 / 900 / 1800 / 1900
3G Network
HSDPA 900 / 2100	HSDPA 850 / 900 / 1900 / 2100
4G Network
-	LTE 800 / 1800 / 2600 / 2100/ 900
Messaging
SMS, MMS, EMail, IM	SMS, MMS, Push Mail, EMail, IM

Type
PLS TFT capacitive touchscreen	AMOLED capacitive touchscreen
Colors
16M colors	16M colors
Size
3.8 inches [Similar]	4.3 inches [Similar]
Resolution
480 x 800 pixels (246 ppi) [Similar]	480 x 800 pixels (217 ppi) [Similar]
Screen-to-Body Ratio
55.64%	62.04%
Multi-Touch

OS
Android OS, v2.3	Microsoft Windows Phone 8
Processor
Dual-core 800 MHz, NovaThor U8500 [Similar]	Dual-core 1.5 GHz Krait, Qualcomm MSM8960 Snapdragon [Similar]
GPU
Mali-400MP [Similar]	Adreno 225 [Similar]
RAM
768 MB [Browse Similar]	1 GB [Browse Similar]
Internal Memory
4 GB storage	8 GB storage
External Memory
microSD, up to 32GB	microSD, up to 32 GB

Rear Camera
5 MP, 2592x1944 pixels [Similar]	8 MP, 3264x2448 pixels, Carl Zeiss Tessa [Similar]
Flash
LED flash	LED flash
Features
Auto focus, Geo-tagging, Face And Smile Detection	Auto focus, Geo-tagging
Video
Yes, 720p@30fps	Yes
Front Camera
Yes, VGA [Similar]	Yes [Similar]

GPRS
Yes	Yes
Edge
Yes	Yes
3G
HSDPA, 14.4 Mbps	HSDPA, 42 Mbps HSUPA, 5.76 Mbps LTE, Cat3, 50 Mbps UL, 100 Mbps DL
Bluetooth
Yes, v3.0 with A2DP	Yes, v3.1 with A2DP, EDR
Wi-Fi
Wi-Fi 802.11 b/g/n, DLNA, Wi-Fi Direct, Wi-Fi hotspot	Wi-Fi 802.11 b/g/n
USB
Yes, v2.0 microUSB	Yes, microUSB v2.0
GPS
Yes, with A-GPS support and GLONASS	Yes, with A-GPS support
Browser
HTML	HTML5