Phone Comparison - Asus Google Nexus 7 vs Karbonn A9 Star vs Samsung Galaxy A7
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| Manufacturer | Asus | Karbonn | Samsung |
| Announced | June 2012 | September 2013 | Expected Announcement - December 2014 |
| Status | Available - July 2012 | Available - September 2013 | Rumored - January 2015 |
| Price | - | - | Rs. 19,499 ($286.75) [Similarly Priced] |
| Colors | Black | Black | Pearl White, Midnight Black, Platinum Silver, Soft Pink, Light B |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
198.5 x 120 x 10.5 mm (7.81 x 4.72 x 0.41 in) |
- |
150.9 x 75.9 x 6.3 mm (5.94 x 2.99 x 0.25 in) |
| Weight | 340 g (11.99 oz) | - | 133 g (4.69 oz) |
| 2G Network | N/A | GSM 900 / 1800 - SIM 1 & SIM 2 | GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 - SM-A700*/DS |
| 3G Network | N/A | HSDPA 2100 | HSDPA 850 / 900 / 1900 / 2100 |
| 4G Network | - | - | LTE |
| Messaging | , Push Mail, EMail, IM | SMS, MMS, EMail, IM | SMS, MMS, EMail, IM |
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| OS | Android OS, v4.1 (Jelly Bean), upgradable to v4.1.2 | Android OS, v4.0.4 (Ice Cream Sandwich) | Android OS, v4.4.4 (KitKat) |
| Processor | Quad-core 1.3 GHz Cortex-A9, Nvidia Tegra 3 | Dual-core 1 GHz | Quad-core 1.5 GHz Cortex-A53 & quad-core 1.0 GHz Cortex-A53, Qualcomm MSM8939 Snapdragon 615 |
| GPU | ULP GeForce | - | Adreno 405 |
| RAM | 1 GB | 512 MB | 2 GB |
| Internal Memory | 32 GB storage | 4 GB | 16 GB |
| External Memory | No | microSD, up to 32 GB | microSD, up to 64 GB |
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| Type | LED-backlit IPS LCD capacitive touchscreen | TFT Capacitive Touchscreen | Super AMOLED capacitive touchscreen |
| Colors | 16M colors | 262K colors | 16M colors |
| Size | 7.0 inches | 3.97 inches | 5.5 inches |
| Resolution | 800 x 1280 pixels (216 ppi) | 480 x 800 pixels (235 ppi) | 1080 x 1920 pixels (401 ppi) |
| Screen-to-Body Ratio | 59.45% | - | 72.64% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | No | FM radio | - |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 1.2 MP | 5 MP, 2592х1944 pixels | 12 MP, 4608 x 2592 pixels |
| Flash | No | LED flash | LED flash |
| Features | Video-calling | Auto focus, Geo-tagging, Touch Focus | Auto focus, Geo-tagging, Touch Focus, Face Detection, Panorama |
| Video | Yes, 720p | Yes | 1080p@30fps |
| Front Camera | No [Similar] | Yes, VGA [Similar] | 5 MP [Similar] |
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| GPRS | No | Yes | Yes |
| Edge | No | Yes | Yes |
| 3G | N/A | HSDPA, HSUPA | HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps |
| Bluetooth | Yes | Yes, with A2DP | v4.0, A2DP, EDR, LE |
| Wi-Fi | Wi-Fi 802.11 b/g/n | Wi-Fi 802.11 b/g/n, Wi-Fi hotspot | Wi-Fi 802.11 a/b/g/n, dual-band, hotspot |
| USB | Yes, microUSB v2.0 | Yes, microUSB v2.0 | microUSB v2.0 |
| GPS | Yes | Yes, with A-GPS support | Yes, with A-GPS, GLONASS |
| Browser | HTML, HTML5 | HTML | HTML5 |
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| Internal | 32 GB storage, 1GB RAM | 4 GB, 512 MB RAM | 16 GB, 2 GB RAM |
| Expandable Storage | No | microSD, up to 32 GB | microSD, up to 64 GB |
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| Fingerprint | |
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| Proximity Sensor | |
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| Accelerometer Sensor | |
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| NFC | |
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| Type | Standard battery, Li-Ion | Li-Ion Battery | Non-removable Li-Ion battery |
| Capacity | 4325 mAh | 1500 mAh | 2600 mAh |
| Stand by | 300 h | - | - |
| Talk Time | Up to 10 h | - | - |
