Karbonn A21 vs Samsung Galaxy Grand Prime
General Info
| Manufacturer | |
| Karbonn | Samsung |
| Announced | |
| 2012 | September 2014 |
| Status | |
| Available | Available - September 2014 |
| Price | |
| - | Rs. 7,499 ($110.28) [Similarly Priced] |
| Colors | |
| Pearl White | Black, White |
| Form Factor | |
| Candybar | Candybar |
| Dimension | |
| - |
144.8 x 72.1 x 8.6 mm (5.7 x 2.84 x 0.34 in) |
| Weight | |
| - | 156 g (5.5 oz) |
| 2G Network | |
| GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G Network | |
| HSDPA 2100 | HSDPA 850 / 900 / 1900 / 2100 |
| 4G Network | |
| - | LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900) - G530F LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800) - G530FZ LTE band 1(2100), 3(1800), 5(850), 8(900), 28(700) - G530Y LTE band 1(2100), 3(1800), 5(850), 8(900), 20(800), |
| Messaging | |
| SMS, MMS, Push Mail, EMail, IM | SMS, MMS, Push Mail, EMail, IM |
Display
Hardware and OS
| OS | |
| Android OS, v4.0 (Ice Cream Sandwich) | Android OS, v4.4.4 (KitKat) |
| Processor | |
| Dual-core 1.2 GHz [Similar] | Quad-core 1.2 GHz Cortex-A7, Qualcomm MSM8226 Snapdragon 400 [Similar] |
| GPU | |
| - | Adreno 305 [Similar] |
| RAM | |
| 512 MB [Browse Similar] | 1 GB [Browse Similar] |
| Internal Memory | |
| 4 GB | 8 GB |
| External Memory | |
| microSD, up to 32 GB | microSD, up to 32 GB |
Camera
| Rear Camera | |
| 5 MP, 2592х1944 pixels [Similar] | 8 MP, 3264x2448 pixels [Similar] |
| Flash | |
| LED flash | LED flash |
| Features | |
| Auto focus, Geo-tagging, Face Detection | Auto focus, Geo-tagging, Touch Focus, Face Detection, HDR, Panorama |
| Video | |
| Yes | Yes, 1080p@30fps |
| Front Camera | |
| Yes, 1.3 MP [Similar] | Yes, 5 MP [Similar] |
Multimedia
| 3.5mm Jack | |
| Radio | |
| No | FM radio |
| Games | |
| Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
Connectivity and Data Rate
| GPRS | |
| Yes | Yes |
| Edge | |
| Yes | Yes |
| 3G | |
| HSDPA, 7.2 Mbps | HSDPA, 21 Mbps; HSUPAHSPA, LTE Cat4 150/50 Mbps |
| Bluetooth | |
| Yes, v2.1 with A2DP | Yes, v4.0 with A2DP, LE |
| 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, USB Host |
| GPS | |
| Yes, with A-GPS support | Yes, with A-GPS support and GLONASS |
| Browser | |
| HTML | HTML5 |
User Memory
| Internal | |
| 4 GB, 512 MB RAM | 8 GB, 1 GB RAM |
| Expandable Storage | |
| microSD, up to 32 GB | microSD, up to 32 GB |
| USB OTG | |
| - | Supported |
Sensors
| Fingerprint | |
| Proximity Sensor | |
| Accelerometer Sensor | |
| NFC | |
Battery
| Type | |
| Li-Ion Battery | Non-removable Li-Ion Battery |
| Capacity | |
| 1800 mAh | 2600 mAh |
| Stand by | |
| Up to 200 h | - |
| Talk Time | |
| Up to 5 h | - |