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Brief information about compared phones: Allview A4ALL , Celkon A87Allview A4ALL 2013 year of release. cpu 1.0 GHz Cortex-A9. screen 3.5". with resolution 320x480. Smartphone has 0 megapixel front camera and 2 megapixel main camera . Celkon A87 2013 year of release. cpu 1.0 GHz. screen 4". with resolution 480x800. Smartphone has 0 megapixel front camera and 5 megapixel main camera . |
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| Display | Technology | TFT | ||
| Touchscreen | capacitive touchscreen | capacitive touchscreen | ||
| Display colors | Super AMOLED | |||
| Screen size | 3.5" inch | 4" inch | ||
| Screen area | 36.5 cm2 | 45.5 cm2 | ||
| Screen format | 3:2 (height:width) | 5:3 (height:width) | ||
| Screen to body ratio | 51.2% | % | ||
| Screen resolution | 320 x 480 px | 480 x 800 px | ||
| PPI /points per inch/ | 165 PPI | 233 PPI | ||
| Camera and Video | Rear camera, main | 2 MP, Single | 5 MP, Single | |
| Camera specs | 2 MP | 5 MP, AF | ||
| Video | 480p@25fps | Yes | ||
| Front camera, selfie | 0.3 MP, Single | 0.3 MP, Single | ||
| Specifications | 2 MP or VGA | VGA | ||
| Performance | Operating system OS | Android 2.3.6 (Gingerbread) | Android 2.3.6 (Gingerbread) | |
| Chipset | Spreadtrum 6820 | |||
| Processor CPU | 1.0 GHz Cortex-A9 | 1.0 GHz | ||
| Graphics processor GPU | PowerVR SGX531 | |||
| External memory | microSD, up to 32 GB (dedicated slot) | microSD, up to 32 GB (dedicated slot) | ||
| Internal memory | 512 MB RAM - Liquid M2208 GB, 256 MB RAM | 512 MB, 512 MB RAM | ||
| General specs | Release date | 2013, April | 2013, January | |
| Dimensions (HxWxD) | 115 Х 62 Х 12.2 mm | Х Х mm | ||
| Weight | 122.7 g | 0 g | ||
| Colors | Black, White, Blue | Black, White | ||
| Battery | 1500 mAh, Removable Li-Ion | 1450 mAh, Li-Ion | ||
| Approximate price | 170 EUR | 70 EUR | ||
| Battery life | Stand by time- Up to 200 h Talking time- Up to 5 h | Stand by time- Up to 220 h Talking time- Up to 3 h | ||
| Communication and Connectivity | SIM card | Dual SIM (dual stand-by) | Dual SIM (Mini-SIM) | |
| Network | Show all network frequencies: -2G - GSM 900 / 1800 / 1900 | Show all network frequencies: | ||
| Speed | HSPA 7.2/5.76 Mbps | |||
| GPRS | Class 12 | Yes | ||
| Edge | Class 10 | Yes | ||
| Wi-Fi | Wi-Fi 802.11 b/g/n, hotspot | Wi-Fi 802.11 b/g/n, hotspot | ||
| GPS | Yes, with A-GPS | No | ||
| NFC | Super AMOLED | |||
| USB | microUSB 2.0 | Proprietary | ||
| Bluetooth | 4.0, A2DP, EDR | Yes | ||
| Music and Audio | Radio | FM radio, RDS | FM radio | |
| Headphone jack | Yes | Yes | ||
| Other features | Dop | Sensors Accelerometer, proximity, compass | Sensors Accelerometer | |
