Nokia Lumia 820 vs Nokia Lumia 720

General Info

Manufacturer
Nokia	Nokia
Announced
Expected September 2012	February 2013
Status
Available - November 2012	Available - April 2013
Colors
Black, Gray, Red, Yellow, White, Blue, Violet	White, Red, Yellow, Cyan/Black
Form Factor
Candybar	Candybar
Dimension
123.8 x 68.5 x 9.9 mm (4.87 x 2.7 x 0.39 in)	127.9 x 67.5 x 9 mm (5.04 x 2.66 x 0.35 in)
Weight
160 g (5.64 oz)	128 g (4.52 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]	4.3 inches [Similar]
Resolution
480 x 800 pixels (217 ppi) [Similar]	480 x 800 pixels (217 ppi) [Similar]
Screen-to-Body Ratio
62.04%	60.94%
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, Qualcomm MSM8227 [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]	6.7 MP, Carl Zeiss optics [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, 1.3 MP [Similar]

GPRS
Yes	Yes
Edge
Yes	Yes
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
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