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Brief information about compared phones: Lava A51 , O2 XDA AtomLava A51 2016 year of release. cpu Quad-core 1.2 GHz. screen 4.5". with resolution 480x854. Smartphone has 0 megapixel front camera and 5 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 | TFT | 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 | 62.2% | 38.2% | ||
| Screen resolution | 480 x 854 px | 240 x 320 px | ||
| PPI /points per inch/ | 218 PPI | 148 PPI | ||
| Camera and Video | Rear camera, main | 5 MP, Single | 2 MP, Single | |
| Camera specs | 5 MP | 2 MP | ||
| Functions | LED flash, panorama | LED flash | ||
| Video | Yes | Yes | ||
| Front camera, selfie | 0.3 MP, Single | 0 MP, | ||
| Specifications | VGA | |||
| Performance | Operating system OS | Android 6.0 (Marshmallow) | Microsoft Windows Mobile 5.0 PocketPC | |
| Chipset | Spreadtrum SC7731C | |||
| Processor CPU | Quad-core 1.2 GHz | Intel PXA272 416 MHz | ||
| External memory | microSD, up to 32 GB | miniSD | ||
| Internal memory | 8 GB, 512 MB RAM | 64 MB RAM, 128 MB ROM | ||
| General specs | Release date | 2016, October | 2005, November | |
| Dimensions (HxWxD) | 136 Х 66 Х 9.9 mm | 102 Х 58 Х 18.5 mm | ||
| Weight | 0 g | 140 g | ||
| Colors | Gray, Black, Gold | Silver | ||
| Battery | 1750 mAh, Removable Li-Ion | 1530 mAh, Removable Li-Po | ||
| Approximate price | 260 EUR | |||
| Battery life | Stand by time- Up to 420 h (3G) Talking time- Up to 10 h 30 min (3G) | Stand by time- Up to 150 h Talking time- Up to 5 h 30 min | ||
| Communication and Connectivity | SIM card | Dual SIM | Mini-SIM | |
| Network | Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2 | Show all network frequencies: | ||
| Speed | HSPA | |||
| 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 | ||||
| USB | microUSB 2.0 | miniUSB | ||
| Bluetooth | 2.1, EDR | 1.2 | ||
| Music and Audio | Radio | FM radio | FM radio | |
| Headphone jack | Yes | No | ||
| Others | Handwriting recognition | |||
| Other features | Dop | Sensors Accelerometer For India | , Infrared port - Pocket Office -MP3/AAC/AAC+/WMA/OGG/AMR player -WMV/MP4 player - Produced by Quanta Computer. Functionally identical to HP iPAQ rw6815 | |
