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Brief information about compared phones: Acer Liquid E1 , O2 XDA Atom ExecAcer Liquid E1 2013 year of release. cpu Dual-core 1.0 GHz Cortex-A9. screen 4.5". with resolution 540x960. Smartphone has 0 megapixel front camera and 5 megapixel main camera . O2 XDA Atom Exec 2006 year of release. cpu Intel XScale PXA 27x 520MHz. screen 2.7". with resolution 240x320. Smartphone has 2 megapixel main camera . |
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| Display | Technology | IPS LCD | TFT | |
| Touchscreen | capacitive touchscreen | resistive touchscreen | ||
| Display colors | 16M | |||
| Screen size | 4.5" inch | 2.7" inch | ||
| Screen area | 55.8 cm2 | 22.6 cm2 | ||
| Screen format | 16:9 (height:width) | 4:3 (height:width) | ||
| Screen to body ratio | 61.7% | 38.2% | ||
| Screen resolution | 540 x 960 px | 240 x 320 px | ||
| PPI /points per inch/ | 245 PPI | 148 PPI | ||
| Camera and Video | Rear camera, main | 5 MP, Single | 2 MP, Single | |
| Camera specs | 5 MP, AF | 2 MP | ||
| Functions | Dual-LED flash | LED flash | ||
| Video | 720p@30fps | Yes | ||
| Front camera, selfie | 0.3 MP, Single | 0 MP, | ||
| Specifications | 2 MP or VGA | |||
| Performance | Operating system OS | Android 4.1.1 (Jelly Bean) | Microsoft Windows Mobile 5.0 PocketPC | |
| Chipset | Mediatek MT6577 (40 nm) | |||
| Processor CPU | Dual-core 1.0 GHz Cortex-A9 | Intel XScale PXA 27x 520MHz | ||
| Graphics processor GPU | SGX531u | |||
| External memory | microSD, up to 32 GB (dedicated slot) | miniSD | ||
| Internal memory | 4 GB, 1 GB RAM | 64 MB RAM, 192 MB ROM | ||
| General specs | Release date | 2013, January | 2006, June | |
| Dimensions (HxWxD) | 132 Х 68.5 Х 9.9 mm | 102 Х 58 Х 18.5 mm | ||
| Weight | 130 g | 140 g | ||
| Colors | Black, White | Silver | ||
| Battery | 1760 mAh, Removable Li-Ion | 1530 mAh, Removable Li-Po | ||
| Approximate price | 170 EUR | 310 EUR | ||
| Battery life | Stand by time- Up to 400 h Talking time- Up to 8 h | |||
| Communication and Connectivity | SIM card | Single SIM (Mini-SIM)Dual SIM (Mini-SIM/Micro-SIM, dual stand-by) | Mini-SIM | |
| Network | Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only)-3G - HSDPA-4G - LTE | Show all network frequencies: | ||
| Speed | HSPA 42.2/5.76 Mbps | |||
| GPRS | Yes | Class 10 | ||
| Edge | Yes | Class 10 | ||
| Wi-Fi | Wi-Fi 802.11 b/g/n, hotspot | Wi-Fi 802.11b | ||
| GPS | Yes, with A-GPS | No | ||
| NFC | Yes (single sim model only) | |||
| USB | microUSB 2.0 | miniUSB | ||
| Bluetooth | 3.0, A2DP, EDR | 1.2 | ||
| Harmful irradiation | SAR EU - 0.47 W/kg (head) | |||
| Music and Audio | Radio | FM radio | FM radio | |
| Headphone jack | Yes | No | ||
| Others | 21 MP | Handwriting recognition | ||
| Other features | Dop | Sensors Accelerometer, gyro, proximity, compass - Also available as Acer Liquid E1 Dual with dual SIM card slot | , Infrared port - Pocket Office -MP3/AAC/AAC+/WMA/OGG/AMR player -WMV/MP4 player | |
