Karbonn A21+
Nokia XKarbonn A21+ vs Nokia X
General Info
| Manufacturer | |
| Karbonn | Nokia |
| Announced | |
| June 2013 | February 2014 |
| Status | |
| Available - July 2013 | Available - February 2014 |
| Colors | |
| Black, White | White, Black, Red, Yellow, Green, Cyan |
| Form Factor | |
| Candybar | Candybar |
| Dimension | |
| - |
115.5 x 63 x 10.4 mm (4.55 x 2.48 x 0.41 in) |
| Weight | |
| - | 128.7 g (4.52.0.25 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, EMail, IM | SMS, MMS, Push Mail, EMail, IM |
| Build Features | |
| Touch and Swipe Gestures | - |
Hardware and OS
| OS | |
| Android OS, v4.2 (Jelly Bean) | Nokia X Software Platform 1.0 Based on Android v4.1.2 (JellyBean) |
| Processor | |
| Dual-core 1 GHz, MTK 6577 [Similar] | Dual-core 1 GHz, Qualcomm MSM8225 Snapdragon [Similar] |
| GPU | |
| PowerVR SGX531 [Similar] | Adreno 203 [Similar] |
| RAM | |
| 512 MB [Browse Similar] | 512 MB [Browse Similar] |
| Internal Memory | |
| 4 GB (2.1 GB User Memory) | 4 GB ROM |
| External Memory | |
| microSD, up to 32 GB | microSD, up to 32 GB |
Display
Camera
Multimedia
| 3.5mm Jack | |
 |
|
| Radio | |
| FM radio; FM recording | Stereo FM Radio |
| Games | |
| Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
|
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Connectivity and Data Rate
| GPRS | |
| Class 12 (4+1/3+2/2+3/1+4 slots), 32 - 48 kbps | Up to 85.6 kbps |
| Edge | |
| Class 12 | Up to 236.8 kbps |
| 3G | |
| HSDPA, 7.2 Mbps; HSUPA, 5.76 Mbps | HSDPA, 7.2 Mbps; HSUPA, 5.76 Mbps |
| Bluetooth | |
| Yes, v4.0 with A2DP | Yes, v3.0 with A2DP, HS |
| 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 | Yes, microUSB v2.0 |
| GPS | |
| Yes, with A-GPS support | Yes, with A-GPS support |
| Browser | |
| HTML5 | HTML5 |
User Memory
| Internal | |
| 4 GB (2.1 GB User Memory), 512 MB RAM | 4 GB ROM, 512 MB RAM |
| Expandable Storage | |
| microSD, up to 32 GB | microSD, up to 32 GB |
Sensors
| Fingerprint | |
|
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| Proximity Sensor | |
|
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| Accelerometer Sensor | |
|
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| NFC | |
|
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Battery
| Type | |
| Li-Ion Battery | Li-Ion Battery |
| Capacity | |
| 2000 mAh | 1500 mAh |
| Stand by | |
| Up to 240 h | Up to 408 h |
| Talk Time | |
| - | Up to 13 h 18 min (2G) Up to 10 h 30 min (3G) |
