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Brief information about compared phones: Amoi E72 , Celkon A20Amoi E72 2007 year of release. cpu Super AMOLED. screen 3.2". with resolution 176x220. Smartphone has 1 megapixel main camera . Celkon A20 2013 year of release. cpu Dual-core 1.2 GHz. screen 4". with resolution 480x800. Smartphone has 0 megapixel front camera and 3 megapixel main camera . |
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| Display | Technology | TFT | TFT | |
| Touchscreen | Super AMOLED | capacitive touchscreen | ||
| Display colors | 65K | |||
| Screen size | 3.2" inch | 4" inch | ||
| Screen area | 12.6 cm2 | 45.5 cm2 | ||
| Screen format | 16:9 (height:width) | 5:3 (height:width) | ||
| Screen to body ratio | 28.1% | % | ||
| Screen resolution | 176 x 220 px | 480 x 800 px | ||
| PPI /points per inch/ | 0 PPI | 233 PPI | ||
| Camera and Video | Rear camera, main | 1.3 MP, Single | 3.15 MP, Single | |
| Camera specs | 1.3 MP | 3.15 MP | ||
| 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 4.2.0 (Jelly Bean) | |
| Processor CPU | Super AMOLED | Dual-core 1.2 GHz | ||
| External memory | microSD (dedicated slot) | microSD, up to 32 GB (dedicated slot) | ||
| Internal memory | 64 MB | 256 MB, 512 MB RAM | ||
| General specs | Release date | 2007 | 2013, August | |
| Dimensions (HxWxD) | 100 Х 44.8 Х 14.8 mm | Х Х mm | ||
| Weight | 150 g | 0 g | ||
| Colors | Black | Black | ||
| Battery | 1100 mAh, Removable Li-Ion | 1500 mAh, Li-Ion | ||
| Approximate price | 60 EUR | |||
| Communication and Connectivity | SIM card | Single SIM (Mini-SIM)Dual SIM (Mini-SIM/Micro-SIM | Dual SIM (Mini-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: -2G - GSM 900 / 1800 - SIM 1 & SIM 2 | ||
| Speed | HSPA 42.2/5.76 Mbps | Yes, 384 kbps | ||
| GPRS | Yes | Class 12 | ||
| Edge | Super AMOLED | Class 12 | ||
| Wi-Fi | panorama | Wi-Fi 802.11 b/g/n | ||
| GPS | panorama | No | ||
| NFC | Super AMOLED | |||
| USB | panorama | microUSB 2.0 | ||
| Bluetooth | Quad-core 1.25 GHz Cortex-A53, A2DP | Yes | ||
| Harmful irradiation | SAR EU - 0.88 W/kg (head) 0.60 W/kg (body) | |||
| Music and Audio | Radio | panorama | ||
| Headphone jack | panorama | Yes | ||
| Other features | Dop | File transfer -Organizer | Sensors Proximity, gyro | |
