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Brief information about compared phones: Apple iPhone 4 , O2 XDA Atom ExecApple iPhone 4 2010 year of release. cpu 1.0 GHz Cortex-A8. screen 3.5". with resolution 640x960. 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 | LED-backlit IPS LCD | TFT | |
| Touchscreen | capacitive touchscreen | resistive touchscreen | ||
| Display colors | 16M | |||
| Screen size | 3.5" inch | 2.7" inch | ||
| Screen area | 36.5 cm2 | 22.6 cm2 | ||
| Screen format | 3:2 (height:width) | 4:3 (height:width) | ||
| Screen to body ratio | 54.0% | 38.2% | ||
| Screen resolution | 640 x 960 px | 240 x 320 px | ||
| PPI /points per inch/ | 330 PPI | 148 PPI | ||
| Screen protection | Corning Gorilla Glass, oleophobic coating | |||
| Camera and Video | Rear camera, main | 5 MP, Single | 2 MP, Single | |
| Camera specs | 5 MP, f/2.8, 1/3.2'', 1.75µm, AF | 2 MP | ||
| Functions | LED flash, HDR | LED flash | ||
| Video | 480p@30fps | Yes | ||
| Front camera, selfie | 0.3 MP, Single | 0 MP, | ||
| Specifications | VGA, Videocalling over Wi-Fi only | |||
| Performance | Operating system OS | iOS 4, upgradable to iOS 7.1.2 | Microsoft Windows Mobile 5.0 PocketPC | |
| Chipset | Apple A4 (45 nm) | |||
| Processor CPU | 1.0 GHz Cortex-A8 | Intel XScale PXA 27x 520MHz | ||
| Graphics processor GPU | PowerVR SGX535 | |||
| External memory | No | miniSD | ||
| Internal memory | 8/16/32 GB, 512 MB RAM | 64 MB RAM, 192 MB ROM | ||
| Antutu 7 score | 4152 | |||
| General specs | Release date | 2010, June | 2006, June | |
| Dimensions (HxWxD) | 115.2 Х 58.6 Х 9.3 mm | 102 Х 58 Х 18.5 mm | ||
| Weight | 137 g | 140 g | ||
| Colors | Black, White | Silver | ||
| Battery | 1420 mAh, Non-removable Li-Po | 1530 mAh, Removable Li-Po | ||
| Approximate price | 200 EUR | 310 EUR | ||
| Battery life | Stand by time- Up to 300 h (2G) / Up to 300 h (3G) Talking time- Up to 14 h (2G) / Up to 7 h (3G) Music play - Up to 40 h | |||
| Body build | Front/back glass & aluminum frame | |||
| Communication and Connectivity | SIM card | Micro-SIM | Mini-SIM | |
| Network | Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 | Show all network frequencies: | ||
| Speed | HSPA 7.2/5.76 Mbps | |||
| GPRS | Class 10 | Class 10 | ||
| Edge | Class 10 | Class 10 | ||
| Wi-Fi | Wi-Fi 802.11 b/g/n, hotspot | Wi-Fi 802.11b | ||
| GPS | Yes, with A-GPS | No | ||
| NFC | ||||
| USB | 2.0 | miniUSB | ||
| Bluetooth | 2.1, A2DP | 1.2 | ||
| Harmful irradiation | SAR - 1.17 W/kg (head) 1.11 W/kg (body) SAR EU - 0.93 W/kg (head) 0.74 W/kg (body) | |||
| Music and Audio | Radio | No | FM radio | |
| Headphone jack | Yes | No | ||
| Others | Active noise cancellation with dedicated mic | Handwriting recognition | ||
| Other features | Dop | Sensors Accelerometer, gyro, proximity, compass - Scratch-resistant glass back panel | , Infrared port - Pocket Office -MP3/AAC/AAC+/WMA/OGG/AMR player -WMV/MP4 player | |
