Phone Comparison - Asus Google Nexus 7 Cellular vs Lenovo K900 vs Acer Liquid S1
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| Manufacturer | Asus | Lenovo | Acer |
| Announced | October 2012 | January 2013 | June 2013 |
| Status | Available - November 2012 | Available - April 2013 | Coming Soon - Q3 2013 |
| Colors | Black | Black | Black |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
198.5 x 120 x 10.5 mm (7.81 x 4.72 x 0.41 in) |
157 x 78 x 6.9 mm (6.18 x 3.07 x 0.27 in) |
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| Weight | 340 g (11.99 oz) | 162 g (5.71 oz) | 195 g (6.88 oz) |
| 2G Network | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 850 / 900 / 1800 / 1900 |
| 3G Network | HSDPA 850 / 1700 / 1900 / 2100 | HSDPA 2100 | HSDPA 850 / 900 / 1900 / 2100 |
| 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, v4.2 (Jelly Bean) | Android OS, v4.2 (Jelly Bean) |
| Processor | Quad-core 1.3 GHz Cortex-A9, Nvidia Tegra 3 | Dual-core 2.0 GHz, Intel Atom Z2580 | Quad-core 1.5 GHz Cortex A-7, MTK 6589 |
| GPU | ULP GeForce | PowerVR SGX544 | PowerVR SGX 544MP |
| RAM | 1 GB | 2 GB | 1 GB |
| Internal Memory | 32 GB storage | 16 GB | 8 GB storage |
| External Memory | No | microSD, up to 32 GB | microSD, up to 32 GB |
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| Type | LED-backlit IPS LCD capacitive touchscreen | IPS LCD capacitive touchscreen | TFT capacitive touchscreen |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 7.0 inches | 5.5 inches | 5.7 inches |
| Resolution | 800 x 1280 pixels (216 ppi) | 1080 x 1920 pixels (401 ppi) | 720 x 1280 pixels (258 ppi) |
| Screen-to-Body Ratio | 59.45% | 67.94% | - |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | No | Stereo FM radio | - |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 1.2 MP front facing | 13 MP, autofocus | 8 MP, 3264 x 2448 pixels |
| Flash | No | dual-LED flash | LED flash |
| Features | Video-calling | Geo-tagging, Touch Focus, Face Detection | Auto-focus, Geo tagging |
| Video | Yes, 720p | Yes, 1080p@30fps | Yes |
| Front Camera | No [Similar] | Yes, 2 MP [Similar] | Yes [Similar] |
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| GPRS | Yes | Yes | Yes |
| Edge | Yes | Yes | Yes |
| 3G | Yes, 384 kbps | HSPA+ | HSDPA, 21 Mbps; HSUPA, 5.76 Mbps |
| Bluetooth | Yes | Yes, with A2DP | Yes, v4.0 with A2DP |
| Wi-Fi | Wi-Fi 802.11 b/g/n | Wi-Fi 802.11 a/b/g/n, dual band, Wi-Fi hotspot | Wi-Fi 802.11 a/b/g/n, Wi-Fi hotspot |
| USB | Yes, microUSB v2.0 | Yes, microUSB v2.0 | Yes, microUSB v2.0 |
| GPS | Yes | Yes, with A-GPS support | Yes, with A-GPS support |
| Browser | HTML | HTML5 | HTML5 |
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| Internal | 32 GB storage, 1GB RAM | 16 GB, 2 GB RAM | 8 GB storage, 1 GB RAM |
| Expandable Storage | No | microSD, up to 32 GB | microSD, up to 32 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 | Li-Ion Battery |
| Capacity | 4325 mAh | 2500 mAh | 2400 mAh |
| Stand by | Up to 300 h | - | - |
| Talk Time | Up to 8 h | - | - |
