Phone Comparison - Nokia Lumia 820 vs Nokia Lumia 720 vs Nokia Lumia 730 Dual SIM

general General Info

Manufacturer Nokia Nokia Nokia
Announced Expected September 2012 February 2013 September 2014
Status Available - November 2012 Available - April 2013 Available - September 2014
Colors Black, Gray, Red, Yellow, White, Blue, Violet White, Red, Yellow, Cyan/Black Orange, green, white, black
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)
134.7 x 68.5 x 8.9 mm
(5.3 x 2.7 x 0.35 in)
Weight 160 g (5.64 oz) 128 g (4.52 oz) 134 g (4.73 oz)
2G Network GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
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 - -
Messaging SMS, MMS, Push Mail, EMail, IM SMS, MMS, Push Mail, EMail, IM SMS, MMS, Push Mail, EMail, IM
Build Features - - ClearBlack display

hardware Hardware and OS

OS Microsoft Windows Phone 8 Microsoft Windows Phone 8 Microsoft Windows Phone 8.1
Processor Dual-core 1.5 GHz Krait, Qualcomm MSM8960 Snapdragon Dual-core 1 GHz, Qualcomm MSM8227 Quad-core 1.2 GHz Cortex-A7, Qualcomm Snapdragon 400
GPU Adreno 225 Adreno 305 Adreno 305
RAM 1 GB 512 MB 1 GB
Internal Memory 8 GB storage 8 GB storage 8 GB
External Memory microSD, up to 32 GB microSD, up to 64 GB microSD, up to 128 GB

display Display

Type AMOLED capacitive touchscreen TFT capacitive touchscreen AMOLED Capacitive Touchscreen, Corning Gorilla Glass 3
Colors 16M colors 16M colors 16M colors
Size 4.3 inches 4.3 inches 4.7 inches
Resolution 480 x 800 pixels (217 ppi) 480 x 800 pixels (217 ppi) 720 x 1280 pixels (312 ppi)
Screen-to-Body Ratio 62.04% 60.94% 66.20%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio No No FM radio
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 6.7 MP, Carl Zeiss optics
Flash LED flash LED flash LED flash
Features Auto focus, Geo-tagging Auto focus, Geo-tagging Auto focus, 1/3.4'' Sensor Size, Geo-tagging, Face Detection, Panorama
Video Yes Yes, 720p@30fps 1080p@30fps, stereo sound rec.
Front Camera Yes [Similar] Yes, 1.3 MP [Similar] 5 MP, 720p [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Up to 296 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, 21.1 Mbps; HSUPA, 5.76 Mbps
Bluetooth Yes, v3.1 with A2DP, EDR Yes, v3.0 with A2DP v4.0, 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, Wi-Fi hotspot
USB Yes, microUSB v2.0 Yes, microUSB v2.0 microUSB v2.0
GPS Yes, with A-GPS support Yes, with A-GPS support and GLONASS Yes, with A-GPS, GLONASS, Beidou
Browser HTML5 HTML5 HTML5

memory User Memory

Internal 8 GB storage, 1 GB RAM 8 GB storage, 512 MB RAM 8 GB, 1 GB RAM
Expandable Storage microSD, up to 32 GB microSD, up to 64 GB microSD, up to 128 GB

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 Li-Ion Battery (BV-T5A)
Capacity 1650 mAh 2000 mAh 2200 mAh
Stand by Up to 330 h (2G)
Up to 330 h (3G)
Up to 520 h Up to 600 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 22 h (2G)
Up to 17 h (3G)