Micromax A91 Ninja vs Karbonn A7 Star
General Info
| Manufacturer | |
| Micromax | Karbonn |
| Announced | |
| April 2013 | May 2013 |
| Status | |
| Available - April 2013 | Available - May 2013 |
| Colors | |
| Black | Black, White |
| Form Factor | |
| Candybar | Candybar |
| Dimension | |
|
130 x 66 x 10 mm (5.12 x 2.6 x 0.39 in) |
- |
| Weight | |
| - | - |
| 2G Network | |
| GSM 900 / 1800 / 2100 - SIM 1 & SIM 2 | GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G Network | |
| HSDPA 2100 - SIM 1 only | No |
| 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, v4.0.4 (Ice Cream Sandwich) |
| Processor | |
| Dual-core 1 GHz Cortex-A9, MediaTek MT6577 [Similar] | Dual-core 1 GHz [Similar] |
| GPU | |
| PowerVR SGX531 [Similar] | - |
| RAM | |
| N/A | 512 MB [Browse Similar] |
| Internal Memory | |
| 4 GB (2 GB user available), 512 MB | 164 MB |
| External Memory | |
| microSD, up to 32 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, v3.0 with A2DP | Yes, with A2DP |
| Wi-Fi | |
| Wi-Fi 802.11 b/g/n, Wi-Fi hotspot | Wi-Fi 802.11 b/g/n, Wi-Fi hotspot |
| USB | |
| Yes, microUSB v2.0, USB On-the-go | Yes, microUSB v2.0 |
| GPS | |
| Yes, with A-GPS support | No |
| Browser | |
| HTML5 | HTML |
User Memory
| Internal | |
| 4 GB (2 GB user available), 512 MB | 164 MB, 512 MB 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 | Li-Ion Battery |
| Capacity | |
| 1800 mAh | 1400 mAh |
| Stand by | |
| - | - |
| Talk Time | |
| - | - |