| Price | 
                    
                        | Rs. 2,388.00 | Rs. 2,650.00 | 
                    
                            
                                | Capacity | 
                            
                                | 1400 mAH, Li-ion 27.3% more mAH battery than Karbonn Smart A51. More battery capacity reduces the need to charge your battery again. (1400 mAH, Li-ion vs. 1100 mAH, Li-ion) | 1100 mAH, Li-ion | 
                        
                            
                                | Main Camera | 
                            
                                | 3.20 MP | 3.2 MP | 
                        
                            
                                | Front Camera | 
                            
                                | 0.30 MP | 0.3 MP | 
                        
                            
                                | Flash | 
                            
                                | LED | LED | 
                        
                            
                                | Zoom | 
                            
                                | Digital Zoom | Digital Zoom | 
                        
                            
                                | Camera Features | 
                            
                                | Smile detection, Effects, Continuos Shooting, Multi Shot | Geo tagging | 
                        
                            
                                | GPRS | 
                            
                                | Yes | Class 12 | 
                        
                            
                                | EDGE | 
                            
                                | Yes | Class 12 | 
                        
                            
                                | 3G | 
                            
                                | EV-DO , Rev.A |  | 
                        
                            
                                | Wi-Fi | 
                            
                                | Wi-Fi 802.11, Mobile Hotspot | Wi-Fi 802.11, b/g/n | 
                        
                            
                                | USB Connectivity | 
                            
                                | No | USB Port, microUSB 2.0 | 
                        
                            
                                | More Connectivity | 
                            
                                | VoIP |  | 
                        
                            
                                | Operating Frequency | 
                            
                                |  | GSM 1800 / 900 MHz | GSM 1800 / 900 MHz | 
                        
                            
                                | Bluetooth | 
                            
                                |  | v3.0 | 
                        
                            
                                | Touch Screen | 
                            
                                | Capacitive Touchscreen | Capacitive Touchscreen | 
                        
                            
                                | Dimensions | 
                            
                                | 115.5 x 62.2 x 12.2 mm | 132 x 67.5 x 9.25 mm 3.0 mm Thinner than Karbonn Smart A51. Slim mobile phone is easy to handle and looks gorgeous in hand. (132 x 67.5 x 9.25 mm vs. 115.5 x 62.2 x 12.2 mm) | 
                        
                            
                                | Screen Size | 
                            
                                | 3.50 Inch | 3.5 Inch | 
                        
                            
                                | Colours | 
                            
                                | Black & White/Chrome | Black,White | 
                        
                            
                                | Screen Resolution | 
                            
                                | 320 x 480 pixels | 320 x 480 pixels | 
                        
                            
                                | Pixel Density (sharpness) | 
                            
                                | 165 ppi | 165 ppi | 
                        
                            
                                | Display Type | 
                            
                                |  | TFT | 
                        
                            
                                | Sensors | 
                            
                                | Accelerometer, Proximity sensor | Accelerometer | 
                        
                            
                                | Applications | 
                            
                                | TOI, Whatsapp, Facebook, Saavn, Fun Zone |  | 
                        
                            
                                | GPS | 
                            
                                | Yes |  | 
                        
                            
                                | Box Contents | 
                            
                                | Handset, Battery, Charger, Earphone, USB Cable, User Manual, Warranty Card | Handset, Battery, Charger, Earphone, USB Cable, User Manual, Warranty Card | 
                        
                            
                                | Brand | 
                            
                                | Videocon | Karbonn | 
                        
                            
                                | Model | 
                            
                                | A15 | Smart A51 | 
                        
                            
                                | Operating System | 
                            
                                | Android v2.3 (Gingerbread) | Android v4.0.4 (Ice Cream Sandwich) | 
                        
                            
                                | SIM Slot(s) | 
                            
                                | Dual SIM, GSM+GSM | Dual SIM, GSM+GSM | 
                        
                            
                                | OS Type | 
                            
                                | Android | Android | 
                        
                            
                                | FM Radio | 
                            
                                | Yes | Yes | 
                        
                            
                                | Loudspeaker | 
                            
                                |  | Yes | 
                        
                            
                                | Audio Jack | 
                            
                                |  | 3.5 mm | 
                        
                            
                                | Processor | 
                            
                                | 1 GHz | 1 GHz | 
                        
                            
                                | RAM | 
                            
                                | 256 MB | 256 MB | 
                        
                            
                                | Internal Memory | 
                            
                                | 512 MB | 100 MB | 
                        
                            
                                | Expandable Memory | 
                            
                                | Up to 16 GB | Up to 32 GB |