Karbonn A4 |
Google Nexus 9 |
Add 3rd Phone | ||
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General Info |
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Manufacturer | Karbonn | HTC |
Announced | March 2013 | October 2014 |
Status | Available - March 2013 | Available - October 2014 |
Colors | White/Black | Indigo Black, Lunar White, Sand |
Form Factor | Candybar | Candybar |
Dimension |
124.8 x 66 x 9.5 mm (4.91 x 2.6 x 0.37 in) |
228.25 x 153.68 x 7.95 mm (8.99 x 6.05 x 0.31 in) |
Weight | 75 g (2.65 oz) | 425 g / 436 g (14.99 oz / 15.38 oz) |
2G Network | GSM 900 / 1800 - SIM 1 & SIM 2 | GSM 850 / 900 / 1800 / 1900 |
3G Network | N/A | HSDPA 850 / 900 / 1900 / 2100 |
4G Network | - | LTE 800 / 1800 / 2600 |
Messaging | SMS, MMS, EMail, IM | SMS, MMS, EMail, IM |
Build Features | - | Dual front-facing speakers with HTC BoomSound |
Hardware and OS |
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OS | Android OS, v2.3.6 (Gingerbread) | Android OS, v5.0 (Lollipop) |
Processor | 1 GHz [Similar] | Quad-core 2.2 GHz Cortex-A15, Nvidia Tegra K1 [Similar] |
GPU | - | ULP GeForce Kepler (192 cores) [Similar] |
RAM | 256 MB [Browse Similar] | 2 GB [Browse Similar] |
Internal Memory | 104 MB | 16/32 GB |
External Memory | microSD, up to 32 GB | No |
Display |
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Type | TFT capacitive touchscreen | IPS LCD Capacitive Touchscreen, Corning Gorilla Glass 3 |
Colors | 256K colors | 16M colors |
Size | 4.0 inches [Similar] | 8.9 inches [Similar] |
Resolution | 320 x 480 pixels (144 ppi) | 2048 x 1536 pixels (288 ppi) |
Screen-to-Body Ratio | 58.02% | 69.76% |
Multi-Touch | ||
Multimedia |
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3.5mm Jack | ||
Radio | FM radio | No |
Games | Yes + Downloadable | Yes + Downloadable |
Loud Speaker | ||
Camera |
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Rear Camera | 3.2 MP, 2048x1536 pixels [Similar] | 8 MP, 3264 x 2448 pixels [Similar] |
Flash | No | LED flash |
Features | Face Detection | Auto focus, Geo-tagging, Touch Focus, Face Detection, OIS |
Video | Yes | Yes, 1080p@30fps |
Front Camera | Yes, VGA [Similar] | Yes, 1.6 MP [Similar] |
Connectivity and Data Rate |
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GPRS | Yes | Yes |
Edge | Yes | Yes |
3G | No | HSDPA, 42.2 Mbps; HSUPA, 5.76 Mbps; LTE, Cat4, 50 Mbps UL, 150 Mbps DL |
Bluetooth | Yes | Yes, v4.0 with A2DP |
Wi-Fi | Wi-Fi 802.11 b/g/n, Wi-Fi hotspot | Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi Direct, DLNA, Wi-Fi hotspot |
USB | Yes | Yes, microUSB v2.0 |
GPS | No | Yes, with A-GPS support and GLONASS |
Browser | HTML | HTML5 |
User Memory |
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Internal | 104 MB, 256 MB RAM, 512 MB ROM | 16/32 GB, 2 GB RAM |
Expandable Storage | microSD, up to 32 GB | No |
Sensors |
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Fingerprint | ||
Proximity Sensor | ||
Accelerometer Sensor | ||
NFC | ||
Battery |
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Type | Li-Ion Battery | Non-removable Li-Po battery |
Capacity | 1400 mAh | 6700 mAh |
Stand by | Up to 250 h | Up to 720 h |
Talk Time | Up to 4 h 10 min | Up to 9 h 30 min |