Lumia 520 Nokia

  • clock speed
    1
    GHz
  • RAM
    0.5
    GB
  • size
    4
    inches
  • resolution
    233
    ppi

Galaxy S Duos Samsung

  • clock speed
    1
    GHz
  • RAM
    0.75
    GB
  • size
    4
    inches
  • resolution
    233
    ppi

Detailed Comparison

display

Size
4"
4"
Resolution
800 x 480 (233 ppi)
800 x 480 (233 ppi)
Panel
IPS LCD (RGB Stripe)
TFT LCD (RGB)
Brightness
422 cd/m²
580 cd/m²
Contrast in sunlight
1.161
1.4
Surface
Scratch-resistant glass
None
Video out
720p (Micro USB)
None (Micro USB)

processor

System on a chip
Qualcomm Snapdragon S4 Plus (MSM8227)
Qualcomm Snapdragon S1 (MSM7227A)
CPU
1 GHz, ARM Krait
1 GHz, ARM Cortex A5
Architecture
Dual core
Single core
Linpack
--
30.3
Quadrant
--
--
GPU
Qualcomm Adreno 305
200 MHz, Qualcomm Adreno 200 Enhanced
Architecture
Single core
Single core
GL benchmark 2.5
--
--
Epic citadel
--
--
Basemark x
--
--
RAM
0.5 GB
0.75 GB

camera

Lens
f/2.4, 4 mm (45 mm equiv.)
f/2.0, 4 mm (30 mm equiv.)
Resolution
5 MP (2592 x 1936)
5 MP (2592 x 1944)
Sensor
1/4" (3.2 mm × 2.4 mm)
1/3" (4.8 mm × 3.6 mm)
Light sensitivity
--
--
Flash
None
LED
Autofocus
Yes
Yes
Image stabilization
None
None
Panorama
Yes
Yes
Continuous shooting
None
None
Aperture
f/2.4
f/2.0
Secondary camera
None
0.3 MP

video

Video resolution
1280 x 720 @ 30 fps
640 x 480 @ 30 fps
Video file format
MP4 VC-1/WMV
MP4 H.264/MPEG-4 AVC
Maximum bitrate
30 Mbps
4 Mbps
Video light
No
Yes

battery

Type
Lithium-Ion (Removable)
Lithium-Ion (Removable)
Capacity
1,430 mA·h
1,500 mA·h
Talk time
601 min
435 min
Standby time
21,600 min
19,800 min
Tested
3G talk time
813 min
508 min
Web browsing
435 min
323 min
Video playback
350 min
270 min

music

Speaker
Stereo (Back)
Stereo (Back)
Frequency response
+0.16, -0.10
+0.09, -0.51
Noise level
-82.3 dB
-81.6 dB
Headphone
3.5 mm
3.5 mm
Frequency response
+0.40, -0.14
+0.20, -0.47
Noise level
-82.3 dB
-81.3 dB
FM radio
Receive
Receive

form factor

Size
119.9 x 64 x 9.9 mm
63.1 x 121.5 x 10.5 mm
Weight
124 g
120 g
Body
Plastic
Plastic
Keyboard
None
None
Buttons
Home, Volume, Back, Multitask, Camera
Home, Volume, Back, Multitask

software

Operating system
Windows Phone 8
Android 4.0
Upgradable to
Windows Phone 8.1
--
Custom UI
--
--
Onscreen keyboards
--
--
Sunspider
1,444 ms
3,665 ms

connectivity

Network
3G, HSDPA (21.1 Mb/s)
3.5G, HSDPA (7.2 Mb/s)
WiFi
802.11a/b/g/n (Hotspot)
802.11b/g/n (Hotspot)
NFC
No
No
Bluetooth
v4.0 + A2DP
3.0
USB On-the-Go
--
--

features

Internal storage
8 GB
4 GB
Supported card formats
microSDXC
microSD
Included accessories
  1. Charger
  2. Headphones
--
SIM card
Micro-SIM
--
Speaker volume (Voice)
68.2 dB
65.1 dB
Speaker volume (Music)
69 dB
60.7 dB
Special-features

sensors

Location
A-GPS, GLONASS
A-GPS
Gyroscope
No
Yes
Accelerometer
Yes
Yes
Light sensor
Yes
No
Proximity sensor
Yes
Yes
Compass
Yes
No
Thermometer
No
No
Barometer
No
No
Hygrometer
No
No