Nokia Lumia 520 vs Karbonn Smart A51
General Info
| Manufacturer | |
| Nokia | Karbonn |
| Announced | |
| February 2013 | September 2013 |
| Status | |
| Available - April 2013 | Available - September 2013 |
| Colors | |
| Yellow, red, cyan, white/black | White Silver |
| Form Factor | |
| Candybar | Candybar |
| Dimension | |
|
119.9 x 64 x 9.9 mm (4.72 x 2.52 x 0.39 in) |
- |
| Weight | |
| 124 g (4.37 oz) | - |
| 2G Network | |
| GSM 850 / 900 / 1800 / 1900 | GSM 900 / 1800 - SIM 1 & SIM 2 |
| 3G Network | |
| HSDPA 900 / 2100 HSDPA 850 / 1900 / 2100 |
No |
| Messaging | |
| SMS, MMS, Push Mail, EMail, IM | SMS, MMS, EMail, IM |
Display
Hardware and OS
| OS | |
| Microsoft Windows Phone 8 | Android OS, v4.0 (Ice Cream Sandwich) |
| Processor | |
| Dual-core 1 GHz, Qualcomm MSM8227 Snapdragon S4 [Similar] | 1 GHz [Similar] |
| GPU | |
| Adreno 305 [Similar] | - |
| RAM | |
| 512 MB [Browse Similar] | 256 MB [Browse Similar] |
| Internal Memory | |
| 8 GB storage | 512 MB (100 MB user available) |
| External Memory | |
| microSD, up to 64 GB | microSD, up to 32 GB |
Camera
Multimedia
| 3.5mm Jack | |
| Radio | |
| FM Radio | FM radio |
| Games | |
| Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
Connectivity and Data Rate
| GPRS | |
| Yes | Yes |
| Edge | |
| Yes | Yes |
| 3G | |
| HSDPA, 21 Mbps; HSUPA, 5.76 Mbps | No |
| Bluetooth | |
| Yes, v4.0 with A2DP | Yes |
| Wi-Fi | |
| Wi-Fi 802.11 b/g/n | Wi-Fi 802.11 b/g, Wi-Fi hotspot |
| USB | |
| Yes, microUSB v2.0 | Yes |
| GPS | |
| Yes, with A-GPS support and GLONASS | No |
| Browser | |
| HTML5 | HTML |
User Memory
| Internal | |
| 8 GB storage, 512 MB RAM | 512 MB (100 MB user available), 256 MB RAM |
| Expandable Storage | |
| microSD, up to 64 GB | microSD, up to 32 GB |
Sensors
| Fingerprint | |
| Proximity Sensor | |
| Accelerometer Sensor | |
| NFC | |
Battery
| Type | |
| Li-Ion Battery | Li-Ion Battery |
| Capacity | |
| 1430 mAh | 1100 mAh |
| Stand by | |
| Up to 384 h (3G) Up to 360 h (3G) |
- |
| Talk Time | |
| Up to 17 h 24 min (2G) Up to 9 h 42 min (3G) |
- |