Phone Comparison - Acer Iconia Tab B1-A71 vs Asus Memo vs Lenovo IdeaTab A1000
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| Manufacturer | Acer | Asus | Lenovo |
| Announced | January 2013 | January 2012 | January 2013 |
| Status | Available - January 2013 | Available - September 2012 | Available - May 2013 |
| Colors | Black | Black | Black, White |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
197.4 x 128.5 x 11.3 mm (7.77 x 5.06 x 0.44 in) |
199 x 117 x 12 mm (7.83 x 4.61 x 0.47 in) |
199 x 121 x 10.7 mm (7.83 x 4.76 x 0.42 in) |
| Weight | 320 g (11.29 oz) | 389 g (13.72 oz) | 340 g (11.99 oz) |
| 2G Network | N/A | N/A | N/A |
| 3G Network | - | N/A | N/A |
| 4G Network | - | - | - |
| Messaging | , Push Mail, EMail, IM | , Push Mail, EMail, IM | , Push Mail, EMail, IM |
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| OS | Android OS, v4.1 (Jelly Bean) | Android OS, v4.0.1 (Ice Cream Sandwich) | Android OS, v4.1 (Jelly Bean) |
| Processor | Dual-core 1.2 GHz, Mediatek MT8317 | Dual-core 1.2 GHz Cortex-A9, Qualcomm MSM8260 Snapdragon | Dual-core 1.2 GHz, MTK 8317 |
| GPU | PowerVR SGX531u | Adreno 220 | - |
| RAM | 512 MB | 1 GB | 1 GB |
| Internal Memory | 8/16 GB | 16/32 GB storage | 4/16 GB |
| External Memory | microSD, up to 32 GB | No | microSD, up to 32 GB |
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| Type | TFT capacitive touchscreen | IPS LCD, capacitive touchscreen | TFT capacitive touchscreen |
| Colors | 256K colors | 16M colors | 16M colors |
| Size | 7.0 inches | 7.0 inches | 7.0 inches |
| Resolution | 600 x 1024 pixels (170 ppi) | 800 x 1280 pixels (216 ppi) | 600 x 1024 pixels (170 ppi) |
| Screen-to-Body Ratio | 54.07% | 60.82% | 56.96% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | No | No | No |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | VGA, 640x480 pixels | 5 MP, 2592х1944 pixels | 5 MP, 2592х1936 pixels |
| Flash | No | No | No |
| Features | - | Auto focus, Geo-tagging | Auto focus, |
| Video | Yes | Yes, 1080p | Yes |
| Front Camera | No [Similar] | Yes, 1.2 MP [Similar] | Yes, VGA [Similar] |
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| GPRS | No | No | No |
| Edge | No | No | No |
| 3G | - | N/A | N/A |
| Bluetooth | Yes, v4.0 | Yes, v2.1 with A2DP, EDR | Yes, v3.0 |
| Wi-Fi | Wi-Fi 802.11 b/g/n | Wi-Fi 802.11 b/g/n, Wi-Fi hotspot | Wi-Fi 802.11 b/g/n, Wi-Fi hotspot |
| USB | Yes, microUSB v2.0 | Yes, v2.0 | Yes, microUSB v2.0, USB On-the-go |
| GPS | Yes | Yes, with A-GPS support | Yes |
| Browser | HTML5 | HTML5, Adobe Flash | HTML |
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| Internal | 8/16 GB, 512 MB RAM | 16/32 GB storage, 1 GB RAM | 4/16 GB, 1 GB RAM |
| Expandable Storage | microSD, up to 32 GB | No | microSD, up to 32 GB |
| USB OTG | - | - | Supported |
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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 | Non-removable, Li-Po Battery | Li-Po Battery | Non-removable Li-Po Battery |
| Capacity | 2710 mAh | 4400 mAh | 3500 mAh |
| Stand by | - | Up to 300 h | - |
| Talk Time | - | Up to 9 h | Up to 7 h |
