Sony Xperia Z vs Karbonn A21
General Info
| Manufacturer | |
| Sony | Karbonn |
| Announced | |
| January 2013 | 2012 |
| Status | |
| Released - February 2013 | Available |
| Colors | |
| Black, White, Purple | Pearl White |
| Form Factor | |
| Candybar | Candybar |
| Dimension | |
|
139 x 71 x 7.9 mm (5.47 x 2.8 x 0.31 in) |
- |
| Weight | |
| 146 g (5.15 oz) | - |
| 2G Network | |
| GSM 850 / 900 / 1800 / 1900 - C6602, C6603 | GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G Network | |
| HSDPA 850 / 900 / 2100 - C6603 HSDPA 850 / 900 / 1700 / 1900 / 2100 - C6602 |
HSDPA 2100 |
| 4G Network | |
| LTE 800 / 850 / 900 / 1800 / 2100 / 2600 - C6603 | - |
| Messaging | |
| SMS, MMS, Push Mail, EMail, IM | SMS, MMS, Push Mail, EMail, IM |
Display
Hardware and OS
| OS | |
| Android OS, v4.1.2 (Jelly Bean), planned upgrade to v4.2.0 | Android OS, v4.0 (Ice Cream Sandwich) |
| Processor | |
| Quad-core 1.5 GHz Krait, Qualcomm MDM9215M / APQ8064 [Similar] | Dual-core 1.2 GHz [Similar] |
| GPU | |
| Adreno 320 [Similar] | - |
| RAM | |
| 2 GB [Browse Similar] | 512 MB [Browse Similar] |
| Internal Memory | |
| 16 GB | 4 GB |
| External Memory | |
| microSD, up to 32 GB | microSD, up to 32 GB |
Camera
| Rear Camera | |
| 13 MP, 4128x3096 pixels [Similar] | 5 MP, 2592х1944 pixels [Similar] |
| Flash | |
| LED flash | LED flash |
| Features | |
| Auto focus, Geo-tagging, Touch Focus, Face Detection, Image Stabilization | Auto focus, Geo-tagging, Face Detection |
| Video | |
| Yes, 1080p@30fps, continuous autofocus, video light, video stabilizer | Yes |
| Front Camera | |
| Yes, 2.2 MP, 1080p@30fps [Similar] | Yes, 1.3 MP [Similar] |
Multimedia
| 3.5mm Jack | |
| Radio | |
| Stereo FM radio with RDS | No |
| Games | |
| Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
Connectivity and Data Rate
| GPRS | |
| Up to 107 kbps | Yes |
| Edge | |
| Up to 296 kbps | Yes |
| 3G | |
| HSDPA, 42 Mbps; HSUPA, 5.8 Mbps; LTE, Cat3, 50 Mbps UL, 100 Mbps DL | HSDPA, 7.2 Mbps |
| Bluetooth | |
| Yes, v4.0 with A2DP | Yes, v2.1 with A2DP |
| Wi-Fi | |
| Wi-Fi 802.11 b/g/n, Wi-Fi Direct, DLNA, Wi-Fi hotspot | Wi-Fi 802.11 b/g/n |
| USB | |
| Yes, microUSB v2.0 | Yes, microUSB v2.0 |
| GPS | |
| Yes, with A-GPS support and GLONASS | Yes, with A-GPS support |
| Browser | |
| HTML5 | HTML |
User Memory
| Internal | |
| 16 GB, 2 GB RAM | 4 GB, 512 MB RAM |
| Expandable Storage | |
| microSD, up to 32 GB | microSD, up to 32 GB |
Sensors
| Fingerprint | |
| Proximity Sensor | |
| Accelerometer Sensor | |
| NFC | |
Battery
| Type | |
| Non-removable, Li-Ion Battery | Li-Ion Battery |
| Capacity | |
| 2330 mAh | 1800 mAh |
| Stand by | |
| Up to 550 h (2G) Up to 530 h (3G) |
Up to 200 h |
| Talk Time | |
| Up to 11 h (2G) Up to 14 h (3G) |
Up to 5 h |