Celkon Campus A20 vs Samsung Galaxy S Duos S7562
General Info
| Manufacturer | |
| Celkon | Samsung |
| Announced | |
| August 2013 | July 2012 |
| Status | |
| Available - August 2013 | Available - September 2012 |
| Colors | |
| Black | White |
| Form Factor | |
| Candybar | Candybar |
| Dimension | |
| - |
121.5 x 63.1 x 10.5 mm (4.78 x 2.48 x 0.41 in) |
| Weight | |
| - | 120 g (4.23 oz) |
| 2G Network | |
| GSM 900 / 1800 - SIM 1 & SIM 2 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G Network | |
| HSDPA 2100 | HSDPA 900 / 2100 |
| Messaging | |
| SMS, MMS, Push Mail, EMail, IM | SMS, MMS, Push Mail, EMail |
Display
Hardware and OS
| OS | |
| Android OS, v4.2.0 (Jelly Bean) | Android OS, v4.0 (Ice Cream Sandwich) |
| Processor | |
| Dual-core 1.2 GHz [Similar] | 1 GHz Cortex-A5, Qualcomm MSM7227A Snapdragon [Similar] |
| GPU | |
| - | Adreno 200 [Similar] |
| RAM | |
| 512 MB [Browse Similar] | 768 MB [Browse Similar] |
| Internal Memory | |
| 256 MB ROM | 4 GB storage |
| External Memory | |
| microSD, up to 32 GB | microSD, up to 32 GB |
Camera
Multimedia
| 3.5mm Jack | |
| Radio | |
| FM radio | Stereo FM radio with RDS |
| Games | |
| Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
Connectivity and Data Rate
| GPRS | |
| Class 12 (4+1/3+2/2+3/1+4 slots), 32 - 48 kbps | Yes |
| Edge | |
| Class 12 | Yes |
| 3G | |
| Yes, 384 kbps | HSDPA, 7.2 Mbps; HSUPA, 5.76 Mbps |
| Bluetooth | |
| Yes | Yes, v3.0 with A2DP |
| Wi-Fi | |
| Wi-Fi 802.11 b/g/n | Wi-Fi 802.11 b/g/n, Wi-Fi hotspot |
| USB | |
| Yes, microUSB v2.0 | Yes, microUSB v2.0 |
| GPS | |
| No | Yes, with A-GPS support |
| Browser | |
| HTML | HTML, Adobe Flash Lite |
User Memory
| Internal | |
| 256 MB ROM, 512 MB RAM | 4 GB storage, 768 MB RAM |
| Expandable Storage | |
| microSD, up to 32 GB | microSD, up to 32 GB |
Sensors
| Fingerprint | |
| Proximity Sensor | |
| Accelerometer Sensor | |
| NFC | |
Battery
| Type | |
| Li-Ion Battery | Standard battery, Li-Ion |
| Capacity | |
| 1500 mAh | 1500 mAh |
| Stand by | |
| - | Up to 445 h (2G) Up to 330 h (3G) |
| Talk Time | |
| - | Up to 13 h (2G) Up to 7 h 25 min (3G) |