Nokia Lumia 820 vs Nokia Lumia 620

General Info

Manufacturer
Nokia	Nokia
Announced
Expected September 2012	December 2012
Status
Available - November 2012	Available - January 2013
Colors
Black, Gray, Red, Yellow, White, Blue, Violet	Lime green, orange, magenta, yellow, cyan, white, black
Form Factor
Candybar	Candybar
Dimension
123.8 x 68.5 x 9.9 mm (4.87 x 2.7 x 0.39 in)	115.4 x 61.1 x 11 mm (4.54 x 2.41 x 0.43 in)
Weight
160 g (5.64 oz)	127 g (4.48 oz)
2G Network
GSM 850 / 900 / 1800 / 1900	GSM 850 / 900 / 1800 / 1900
3G Network
HSDPA 850 / 900 / 1900 / 2100	HSDPA 850 / 900 / 1900 / 2100
4G Network
LTE 800 / 1800 / 2600 / 2100/ 900	-
Messaging
SMS, MMS, Push Mail, EMail, IM	SMS, MMS, Push Mail, EMail, IM

Type
AMOLED capacitive touchscreen	TFT capacitive touchscreen
Colors
16M colors	16M colors
Size
4.3 inches [Similar]	3.8 inches [Similar]
Resolution
480 x 800 pixels (217 ppi) [Similar]	480 x 800 pixels (246 ppi) [Similar]
Screen-to-Body Ratio
62.04%	58.06%
Multi-Touch

OS
Microsoft Windows Phone 8	Microsoft Windows Phone 8
Processor
Dual-core 1.5 GHz Krait, Qualcomm MSM8960 Snapdragon [Similar]	Dual-core 1 GHz Krait, Qualcomm Snapdragon S4 [Similar]
GPU
Adreno 225 [Similar]	Adreno 305 [Similar]
RAM
1 GB [Browse Similar]	512 MB [Browse Similar]
Internal Memory
8 GB storage	8 GB storage
External Memory
microSD, up to 32 GB	microSD, up to 64 GB

Rear Camera
8 MP, 3264x2448 pixels, Carl Zeiss Tessa [Similar]	5 MP, 2592х1936 pixels [Similar]
Flash
LED flash	LED flash
Features
Auto focus, Geo-tagging	Auto focus, Geo-tagging
Video
Yes	Yes, 720p@30fps
Front Camera
Yes [Similar]	Yes, VGA [Similar]

GPRS
Yes	Class B
Edge
Yes	Class B
3G
HSDPA, 42 Mbps HSUPA, 5.76 Mbps LTE, Cat3, 50 Mbps UL, 100 Mbps DL	HSDPA, 21 Mbps; HSUPA, 5.76 Mbps
Bluetooth
Yes, v3.1 with A2DP, EDR	Yes, v3.0 with A2DP, EDR
Wi-Fi
Wi-Fi 802.11 b/g/n	Wi-Fi 802.11 a/b/g/n, dual-band
USB
Yes, microUSB v2.0	Yes, microUSB v2.0
GPS
Yes, with A-GPS support	Yes, with A-GPS support and GLONASS
Browser
HTML5	HTML5