Phone Comparison - Nokia Lumia 820 vs Nokia Lumia 720 vs Nokia Lumia 1020

general General Info

Manufacturer Nokia Nokia Nokia
Announced Expected September 2012 February 2013 July 2013
Status Available - November 2012 Available - April 2013 Available - July 2013
Colors Black, Gray, Red, Yellow, White, Blue, Violet White, Red, Yellow, Cyan/Black Black, White, Yellow
Form Factor Candybar 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)
130.4 x 71.4 x 10.4 mm
(5.13 x 2.81 x 0.41 in)
Weight 160 g (5.64 oz) 128 g (4.52 oz) 158 g (5.57 oz)
2G Network GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900
3G Network HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100
4G Network LTE 800 / 1800 / 2600 / 2100/ 900 - LTE 800 / 900 / 1800 / 2100 / 2600
Messaging SMS, MMS, Push Mail, EMail, IM SMS, MMS, Push Mail, EMail, IM SMS, MMS, Push Mail, EMail, IM

hardware Hardware and OS

OS Microsoft Windows Phone 8 Microsoft Windows Phone 8 Microsoft Windows Phone 8
Processor Dual-core 1.5 GHz Krait, Qualcomm MSM8960 Snapdragon Dual-core 1 GHz, Qualcomm MSM8227 Dual-core 1.5 GHz Krait, Qualcomm MSM8960 Snapdragon
GPU Adreno 225 Adreno 305 Adreno 225
RAM 1 GB 512 MB 2 GB
Internal Memory 8 GB storage 8 GB storage 32 GB
External Memory microSD, up to 32 GB microSD, up to 64 GB No

display Display

Type AMOLED capacitive touchscreen TFT capacitive touchscreen AMOLED capacitive touchscreen, PureMotion HD+ ClearBlack Display, Gorilla Glass 3
Colors 16M colors 16M colors 16M colors
Size 4.3 inches 4.3 inches 4.5 inches
Resolution 480 x 800 pixels (217 ppi) 480 x 800 pixels (217 ppi) 768 x 1280 pixels (332 ppi)
Screen-to-Body Ratio 62.04% 60.94% 61.80%
Multi-Touch yes yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 8 MP, 3264x2448 pixels, Carl Zeiss Tessa 6.7 MP, Carl Zeiss optics 41 MP (38 MP effective, 7152 x 5368 pixels)
Flash LED flash LED flash Xenon Flash
Features Auto focus, Geo-tagging Auto focus, Geo-tagging Carl Zeiss optics, Auto Focus, 1/1.2' Sensor Size, ND Filter, Optical Zoom, Geo-tagging, Face Detection, Optical Zoom, Panorama
Video Yes Yes, 720p@30fps Yes, 1080p@30fps
Front Camera Yes [Similar] Yes, 1.3 MP [Similar] Yes, 1.2 MP, 720p [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Up to 107 kbps
Edge Yes Yes Up to 236.8 kbps
3G HSDPA, 42 Mbps
HSUPA, 5.76 Mbps
LTE, Cat3, 50 Mbps UL, 100 Mbps DL
HSDPA, 21 Mbps; HSUPA, 5.76 Mbps HSDPA, 42.2 Mbps; HSUPA, 5.76 Mbps; LTE, Cat3, 50 Mbps UL, 100 Mbps DL
Bluetooth Yes, v3.1 with A2DP, EDR Yes, v3.0 with A2DP Yes, v3.0 with A2DP
Wi-Fi Wi-Fi 802.11 b/g/n Wi-Fi 802.11 a/b/g/n, dual-band Wi-Fi 802.11 b/g/n, DLNA, UPnP technology
USB Yes, microUSB v2.0 Yes, microUSB v2.0 Yes, microUSB v2.0, USB On-the-go
GPS Yes, with A-GPS support Yes, with A-GPS support and GLONASS Yes, with A-GPS support
Browser HTML5 HTML5 HTML5

memory User Memory

Internal 8 GB storage, 1 GB RAM 8 GB storage, 512 MB RAM 32 GB, 2 GB RAM
Expandable Storage microSD, up to 32 GB microSD, up to 64 GB No
USB OTG - - Supported

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 supported NFC supported NFC supported

battery Battery

Type Standard battery, Li-Ion Li-Ion Battery Non-removable Li-Ion Battery, Wireless Charging Supported via Cover
Capacity 1650 mAh 2000 mAh 2000 mAh
Stand by Up to 330 h (2G)
Up to 330 h (3G)
Up to 520 h Up to 384 h
Talk Time Up to 14 h (2G)
Up to 8 h (3G)
Up to 23 h 20 min (2G)
Up to 13 h 20 min (3G)
Up to 19 h 6 min (2G)
Up to 13 h 18 min (3G)