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Brief information about compared phones: Allview E4 , O2 XDA AtomAllview E4 2015 year of release. cpu Octa-core 1.3 GHz Cortex-A53. screen 5.5". with resolution 720x1280. Smartphone has 5 megapixel front camera and 13 megapixel main camera . O2 XDA Atom 2005 year of release. cpu Intel PXA272 416 MHz. 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 | Super AMOLED | |||
| Screen size | 5.5" inch | 2.7" inch | ||
| Screen area | 68.9 cm2 | 22.6 cm2 | ||
| Screen format | 16:9 (height:width) | 4:3 (height:width) | ||
| Screen to body ratio | 143.5 Х 69.8 Х 8 mm | 38.2% | ||
| Screen resolution | 720 x 1280 px | 240 x 320 px | ||
| PPI /points per inch/ | 294 PPI | 148 PPI | ||
| Camera and Video | Rear camera, main | 13 MP, Single | 2 MP, Single | |
| Camera specs | 13 MP, AF | 2 MP | ||
| Functions | Dual-LED flash | LED flash | ||
| Video | 1080p@30fps | Yes | ||
| Front camera, selfie | 5 MP, Single | 0 MP, | ||
| Specifications | 5 MP | |||
| Performance | Operating system OS | Android 5.1 (Lollipop) | Microsoft Windows Mobile 5.0 PocketPC | |
| Chipset | Mediatek MT6753 (28 nm) | |||
| Processor CPU | Octa-core 1.3 GHz Cortex-A53 | Intel PXA272 416 MHz | ||
| Graphics processor GPU | Mali-T720MP3 | |||
| External memory | microSD, up to 32 GB (dedicated slot) | miniSD | ||
| Internal memory | 16 GB, 2 GB RAM | 64 MB RAM, 128 MB ROM | ||
| Antutu 7 score | 23156 | |||
| General specs | Release date | 2015, September | 2005, November | |
| Dimensions (HxWxD) | 140.7 Х 70.2 Х 8.6 mm | 102 Х 58 Х 18.5 mm | ||
| Weight | 130 g | 140 g | ||
| Colors | Black, White | Silver | ||
| Battery | 2100 mAh, Removable Li-Po | 1530 mAh, Removable Li-Po | ||
| Approximate price | 240 EUR | 260 EUR | ||
| Battery life | Stand by time- Up to 210 h Talking time- Up to 9 h 30 min | Stand by time- Up to 150 h Talking time- Up to 5 h 30 min | ||
| Communication and Connectivity | SIM card | Single SIM (Micro-SIM)Dual SIM (Micro-SIM, dual stand-by) | Mini-SIM | |
| Network | Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2-3G - HSDPA 900 / 2100-4G - LTE band 2(1900), 3(1800), 20(800), 38(2600) | Show all network frequencies: | ||
| Speed | HSPA 21.1/5.76 Mbps, LTE Cat4 150/50 Mbps | |||
| GPRS | Class 12 | Class 10 | ||
| Edge | Class 10 | Class 10 | ||
| Wi-Fi | Wi-Fi 802.11 b/g/n | Wi-Fi 802.11b | ||
| GPS | Yes, with A-GPS | No | ||
| NFC | Super AMOLED | |||
| USB | microUSB 2.0 | miniUSB | ||
| Bluetooth | 4.0, A2DP, EDR | 1.2 | ||
| Harmful irradiation | SAR EU - 1.23 W/kg (head) | |||
| Music and Audio | Radio | FM radio | FM radio | |
| Headphone jack | Yes | No | ||
| Others | Handwriting recognition | |||
| Other features | Dop | Sensors Accelerometer, proximity, compass | , Infrared port - Pocket Office -MP3/AAC/AAC+/WMA/OGG/AMR player -WMV/MP4 player - Produced by Quanta Computer. Functionally identical to HP iPAQ rw6815 | |