| Price | 
                    
                        | Rs. 1,895.00 | Rs. 1,359.00 | 
                    
                            
                                | Capacity | 
                            
                                | 1800 mAH, Li-ion | 1800 mAH, Li-ion | 
                        
                            
                                | TalkTime | 
                            
                                | Up to 6 Hours(2G) | Up to 10 Hours(2G) | 
                        
                            
                                | Stand By Time | 
                            
                                |  | Up to 350 Hours(2G) | 
                        
                            
                                | Main Camera | 
                            
                                | 1.3 MP | 1.3 MP | 
                        
                            
                                | Zoom | 
                            
                                | Digital Zoom | Digital Zoom | 
                        
                            
                                | Camera Features | 
                            
                                | Smile detection, Scenes, Continuos Shooting, Multi Shot |  | 
                        
                            
                                | Operating Frequency | 
                            
                                |  | GSM 1800 / 900 MHz | GSM 1800 / 900 MHz | 
                        
                            
                                | GPRS | 
                            
                                | Yes | Yes | 
                        
                            
                                | EDGE | 
                            
                                | No |  | 
                        
                            
                                | 3G | 
                            
                                | EV-DO , Rev.A |  | 
                        
                            
                                | Bluetooth | 
                            
                                | Yes | v3.0, A2DP | 
                        
                            
                                | USB Connectivity | 
                            
                                | USB Port | USB Port | 
                        
                            
                                | Dimensions | 
                            
                                | 115 x 52 x 15.20 mm | 116.1 x 50.5 x 14.1 mm 1.1 mm Thinner than Intex Classic ZX. Slim mobile phone is easy to handle and looks gorgeous in hand. (116.1 x 50.5 x 14.1 mm vs. 115 x 52 x 15.20 mm) | 
                        
                            
                                | Screen Size | 
                            
                                | 2.4 Inch 9.1% bigger screen size than Intex Classic ZX. The bigger the screen size is better the user experience of reading and watching movie or video songs. (2.4 Inch vs. 2.2 Inch) | 2.2 Inch | 
                        
                            
                                | Weight | 
                            
                                |  | 93 grams | 
                        
                            
                                | Colours | 
                            
                                | Red-Black & Silver - Black | Black | 
                        
                            
                                | Screen Resolution | 
                            
                                | 240 x 320 pixels | 176 x 220 pixels | 
                        
                            
                                | Pixel Density (sharpness) | 
                            
                                | 167 ppi 30.5% Higher pixel density than Intex Classic ZX. High pixel density shows sharper text and extremely detailed photos and videos. (167 ppi vs. 128 ppi) | 128 ppi | 
                        
                            
                                | Display Type | 
                            
                                | LCD | TFT | 
                        
                            
                                | Box Contents | 
                            
                                | Handset, Battery, Charger, Earphone, User Manual, Warranty Card | Handset, Battery, Charger, Earphone, USB Cable, User Manual, Warranty Card | 
                        
                            
                                | Brand | 
                            
                                | Karbonn | Intex | 
                        
                            
                                | Model | 
                            
                                | K52 Groovster | Classic ZX | 
                        
                            
                                | SIM Slot(s) | 
                            
                                | Dual SIM, GSM+GSM | Dual SIM, GSM+GSM | 
                        
                            
                                | SIM Size | 
                            
                                |  | Mini | 
                        
                            
                                | FM Radio | 
                            
                                | Recording option | Yes | 
                        
                            
                                | Loudspeaker | 
                            
                                | Yes | Yes | 
                        
                            
                                | Expandable Memory | 
                            
                                | Up to 8 GB | Up to 16 GB | 
                        
                            
                                | Internal Memory | 
                            
                                |  | 19 KB | 
                        
                
            
         
        
        
        
        
 
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