Phone Comparison - Nokia Lumia 520 vs Asus Google Nexus 7 2013 vs Asus Zenfone 4

general General Info

Manufacturer Nokia Asus Asus
Announced February 2013 July 2013 January 2014
Status Available - April 2013 Available - July 2013 Available - June 2014
Colors Yellow, red, cyan, white/black Black Black, White, Red, Blue, Yellow
Form Factor Candybar Candybar Candybar
Dimension 119.9 x 64 x 9.9 mm
(4.72 x 2.52 x 0.39 in)
200 x 114 x 8.7 mm
(7.87 x 4.49 x 0.34 in)
124.4 x 61.4 x 6.3-11.2
(4.9 x 2.42 x 0.25-0.44)
Weight 124 g (4.37 oz) 290 g (Wi-Fi) / 299 g (LTE) (10.23 oz (Wi-Fi) / 10.55 oz (LTE) ) 115 g (4.06 oz)
2G Network GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 - LTE Version GSM 850 / 900 / 1800 / 1900
3G Network HSDPA 900 / 2100
HSDPA 850 / 1900 / 2100
HSDPA 850 / 900 / 1700 / 1900 / 2100 - LTE Version
HSDPA 850 / 900 / 2100 - LTE Version
HSDPA 850 / 900 / 1900 / 2100
4G Network - LTE - LTE Version -
Messaging SMS, MMS, Push Mail, EMail, IM , Push Mail, EMail, IM SMS, MMS, Push Mail, EMail, IM

hardware Hardware and OS

OS Microsoft Windows Phone 8 Android OS, v4.3 (Jelly Bean) Android OS, v4.3 (Jelly Bean), upgradable to v4.4.2 (KitKat)
Processor Dual-core 1 GHz, Qualcomm MSM8227 Snapdragon S4 Quad-core 1.5 GHz Krait 300, Qualcomm APQ8064 Snapdragon 600 Dual-core 1.2 GHz, Intel Atom Z2520
GPU Adreno 305 Adreno 320 PowerVR SGX544MP2
RAM 512 MB 2 GB 1 GB
Internal Memory 8 GB storage 16/32 GB 8 GB
External Memory microSD, up to 64 GB No microSD, up to 64 GB

display Display

Type IPS LCD capacitive touchscreen LED-backlit IPS LCD capacitive touchscreen, Corning Gorilla Glass LCD Capacitive Touchscreen, Corning Gorilla Glass 3
Colors 16M colors 16M colors 16M colors
Size 4.0 inches 7.0 inches 4.0 inches
Resolution 480 x 800 pixels (233 ppi) 1200 x 1920 pixels (323 ppi) 480 x 800 pixels (233 ppi)
Screen-to-Body Ratio 59.47% 62.49% 59.74%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio FM Radio No FM Radio
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes yes

camera Camera

Rear Camera 5 MP, 2592х1944 pixels 5 MP, 2592 х 1944 pixels 5 MP, 2592 x 1944 pixels
Flash No No No
Features Auto focus, Geo-tagging Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection Auto focus, Geo-tagging, Panorama
Video Yes, 720p@30fps Yes, 1080p@30fps Yes, 1080p@30fps
Front Camera No [Similar] Yes, 1.2 MP [Similar] Yes, VGA [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSDPA, 21 Mbps; HSUPA, 5.76 Mbps HSPA+; LTE HSDPA, 42.2 Mbps; HSUPA, 5.76 Mbps
Bluetooth Yes, v4.0 with A2DP Yes, v4.0 with A2DP, LE Yes, v4.0 with A2DP, EDR
Wi-Fi Wi-Fi 802.11 b/g/n Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi hotspot Wi-Fi 802.11 b/g/n, Wi-Fi Direct, Wi-Fi hotspot
USB Yes, microUSB v2.0 Yes, microUSB (SlimPort) v2.0 Yes, microUSB v2.0
GPS Yes, with A-GPS support and GLONASS Yes Yes, with A-GPS support
Browser HTML5 HTML5 HTML

memory User Memory

Internal 8 GB storage, 512 MB RAM 16/32 GB, 2 GB RAM 8 GB, 1 GB RAM
Expandable Storage microSD, up to 64 GB No microSD, up to 64 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 not supported NFC supported NFC not supported

battery Battery

Type Li-Ion Battery Non-removable battery Li-Po Battery
Capacity 1430 mAh 3950 mAh 1200/1600 mAh
Stand by Up to 384 h (3G)
Up to 360 h (3G)
- Up to 192 h
Talk Time Up to 17 h 24 min (2G)
Up to 9 h 42 min (3G)
Up to 10 h (multimedia) Up to 10 h