Phone Comparison - Alcatel One Touch Idol Ultra vs Acer Liquid E2 vs Lenovo S820
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| Manufacturer | Alcatel | Acer | Lenovo |
| Announced | January 2013 | April 2013 | May 2013 |
| Status | Available - April 2013 | Coming Soon - May 2013 | Available - May 2013 |
| Colors | Red, Black | Black, White | Flamingo red |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
134.4 x 68.5 x 6.5 mm (5.29 x 2.7 x 0.26 in) |
131 x 68 x 9.9 mm (5.16 x 2.68 x 0.39 in) |
139.5 x 69.7 x 9 mm (5.49 x 2.74 x 0.35 in) |
| Weight | 115 g (4.06 oz) | 140 g (4.94 oz) | 143 g (5.04 oz) |
| 2G Network | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 | GSM 900 / 1800 / 1900 |
| 3G Network | HSDPA 900 / 2100 HSDPA 850 / 2100 |
HSDPA | HSDPA 900 / 2100 |
| Messaging | SMS, MMS, EMail, IM | SMS, MMS, Push Mail, EMail | SMS, MMS, EMail, IM |
| Build Features | Dragon Trail Glass | - | - |
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| OS | Android OS, v4.1 (Jelly Bean) | Android OS, v4.2.1 (Jelly Bean) | Android OS, v4.2 (Jelly Bean) |
| Processor | Dual-core 1.2 GHz, MTK 6577 | Quad-core 1.2 GHz Cortex-A7, MTK 6589 | Quad-core 1.2 GHz, MTK 6589W |
| GPU | PowerVR SXG531T | PowerVR SGX 544MP | PowerVR SGX544 |
| RAM | N/A | 1 GB | 1 GB |
| Internal Memory | 16 GB storage, 1 GB | 4 GB | 4 GB |
| External Memory | No | microSD, up to 32 GB | microSD, up to 32 GB |
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| Type | AMOLED capacitive touchscreen | IPS LCD capacitive touchscreen | IPS LCD capacitive touchscreen |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 4.7 inches | 4.5 inches | 4.7 inches |
| Resolution | 720 x 1280 pixels (312 ppi) | 540 x 960 pixels (245 ppi) | 720 x 1280 pixels (312 ppi) |
| Screen-to-Body Ratio | 66.35% | 62.55% | 62.82% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | Stereo FM radio with RDS | FM radio | FM radio; built-in antenna |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 8 MP, 3264 x 2448 pixels | 8 MP, 3264 x 2448 pixels | 12 MP, 4000 x 3000 pixels |
| Flash | LED flash | LED flash | LED flash |
| Features | Auto focus, Geo-tagging, Touch Focus | Auto focus, Geo-tagging | Auto focus, Geo-tagging, Touch Focus, Face Detection |
| Video | Yes, 1080p | Yes, 1080p@30fps | Yes |
| Front Camera | Yes, 1.3 MP [Similar] | Yes, 2 MP [Similar] | Yes, 2 MP [Similar] |
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| GPRS | Yes | Yes | Yes |
| Edge | Yes | Yes | Yes |
| 3G | HSDPA 7.2Mbps | HSPA+ | HSDPA, HSUPA |
| Bluetooth | Yes | Yes, v3.0 with A2DP, EDR | Yes, v3.0 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 hotspot | Wi-Fi 802.11 a/b/g/n, dual band |
| USB | Yes, microUSB v2.0 | Yes, microUSB v2.0 | Yes, microUSB v2.0 |
| GPS | Yes, with A-GPS support | Yes, with A-GPS support | Yes, with A-GPS support |
| Browser | HTML | HTML | HTML |
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| Internal | 16 GB storage, 1 GB | 4 GB, 1 GB RAM | 4 GB, 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 | Li-Ion Battery | Li-Ion Battery | Li-Po Battery |
| Capacity | 1800 mAh | 2000 mAh | 2000 mAh |
| Stand by | Up to 400 h (2G) Up to 400 h (3G) |
Up to 450 h | Up to 140 h (2G) Up to 140 h (3G) |
| Talk Time | Up to 12 h (2G) Up to 7 h (3G) |
Up to 9 h | Up to 22 h (2G) Up to 10 h (3G) |
