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Brief information about compared phones: Amoi E860 , Celkon A66Amoi E860 2007 year of release. cpu Super AMOLED. screen 2.8". with resolution 240x320. Smartphone has 2 megapixel main camera . Celkon A66 2014 year of release. cpu Dual-core 1.2 GHz. screen 4.5". with resolution 480x854. Smartphone has 0 megapixel front camera and 3 megapixel main camera . |
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| Display | Technology | TFT | TFT | |
| Touchscreen | resistive touchscreen | capacitive touchscreen | ||
| Display colors | Super AMOLED | |||
| Screen size | 2.8" inch | 4.5" inch | ||
| Screen area | 24.3 cm2 | 55.8 cm2 | ||
| Screen format | 4:3 (height:width) | 16:9 (height:width) | ||
| Screen to body ratio | 135.8 Х 67.2 Х 7.2 mm | 61.1% | ||
| Screen resolution | 240 x 320 px | 480 x 854 px | ||
| PPI /points per inch/ | 143 PPI | 218 PPI | ||
| Camera and Video | Rear camera, main | 2 MP, Single | 3.15 MP, Single | |
| Camera specs | 2 MP | 3.15 MP | ||
| Functions | LED flash | |||
| Video | Yes | Yes | ||
| Front camera, selfie | 0 MP, | 0.3 MP, Single | ||
| Specifications | Super AMOLED | VGA | ||
| Performance | Operating system OS | Microsoft Windows Mobile 5.0 Phone Edition | Android 4.1.2 (Jelly Bean) | |
| Processor CPU | Super AMOLED | Dual-core 1.2 GHz | ||
| External memory | microSD (dedicated slot) | microSD, up to 32 GB | ||
| Internal memory | LTE Cat4 150/50 Mbps | 4 GB, 512 MB RAM | ||
| General specs | Release date | 2007 | 2014 | |
| Dimensions (HxWxD) | 112 Х 60.5 Х 15.8 mm | 136 Х 67.2 Х 11 mm | ||
| Weight | 150 g | 98 g | ||
| Colors | Black | White, Black | ||
| Battery | 1150 mAh, Removable Li-Ion | 2000 mAh, Li-Ion | ||
| Battery life | Stand by time- Up to 160 h Talking time- Up to 5 h | |||
| Communication and Connectivity | SIM card | Single SIM (Mini-SIM)Dual SIM (Mini-SIM/Micro-SIM | Dual SIM | |
| Network | Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2-3G - HSDPA 900 / 2100-4G - LTE | Show all network frequencies: | ||
| Speed | Super AMOLED | |||
| GPRS | Yes | Yes | ||
| Edge | Super AMOLED | Yes | ||
| Wi-Fi | panorama | Wi-Fi 802.11 b/g/n, hotspot | ||
| GPS | Yes, SiRF Star III chipset | Yes | ||
| NFC | Super AMOLED | |||
| USB | panorama | microUSB | ||
| Bluetooth | Quad-core 1.25 GHz Cortex-A53, A2DP | 2.0 | ||
| Harmful irradiation | SAR EU - 0.38 W/kg (head) 0.47 W/kg (body) | |||
| Music and Audio | Radio | panorama | FM radio | |
| Headphone jack | panorama | Yes | ||
| Other features | Dop | File transfer -Organizer -Task synchronizing -Pocket Office | Sensors Accelerometer, proximity | |
