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Brief information about compared phones: Celkon A355 , Celkon A64Celkon A355 2015 year of release. cpu 1.0 GHz. screen 3.5". with resolution 320x480. Smartphone has 0 megapixel front camera and 2 megapixel main camera . Celkon A64 2014 year of release. cpu Dual-core 1.2 GHz. screen 4". with resolution 320x480. Smartphone has 0 megapixel front camera and 2 megapixel main camera . |
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| Display | Technology | TFT | ||
| Touchscreen | capacitive touchscreen | capacitive touchscreen | ||
| Display colors | ||||
| Screen size | 3.5" inch | 4" inch | ||
| Screen area | 36.5 cm2 | 47.6 cm2 | ||
| Screen format | 3:2 (height:width) | 3:2 (height:width) | ||
| Screen to body ratio | 50.0% | 59.1% | ||
| Screen resolution | 320 x 480 px | 320 x 480 px | ||
| PPI /points per inch/ | 165 PPI | 144 PPI | ||
| Camera and Video | Rear camera, main | 2 MP, Single | 2 MP, Single | |
| Camera specs | 2 MP | 2 MP | ||
| Functions | Dual-LED flash | LED flash | ||
| Video | Yes | Yes | ||
| Front camera, selfie | 0.3 MP, Single | 0.3 MP, Single | ||
| Specifications | VGA | VGA | ||
| Performance | Operating system OS | Android 4.4.2 (KitKat) | Android 4.2.2 (Jelly Bean) | |
| Chipset | Spreadtrum 7715 | |||
| Processor CPU | 1.0 GHz | Dual-core 1.2 GHz | ||
| Graphics processor GPU | Mali-400 | |||
| External memory | microSD, up to 32 GB | microSD, up to 32 GB | ||
| Internal memory | 512 MB, 256 MB RAM | 512 MB, 256 MB RAM | ||
| General specs | Release date | 2015, May | 2014 | |
| Dimensions (HxWxD) | 115.3 Х 63.3 Х 10.2 mm | 124 Х 65 Х 10.5 mm | ||
| Weight | 97.5 g | 125.6 g | ||
| Colors | Light Blue, Dart Blue, Red, Yellow, White | White, Black | ||
| Battery | 1200 mAh, Li-Ion | 1400 mAh, Li-Ion | ||
| Battery life | Stand by time- Up to 150 h Talking time- Up to 8 h 20 min | |||
| Communication and Connectivity | SIM card | Dual SIM | Dual SIM | |
| Network | Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2 | Show all network frequencies: | ||
| Speed | HSPA | |||
| GPRS | Yes | Yes | ||
| Edge | Yes | Yes | ||
| Wi-Fi | Wi-Fi 802.11 b/g/n | Wi-Fi 802.11 b/g/n, hotspot | ||
| GPS | Yes | Yes | ||
| NFC | ||||
| USB | microUSB | microUSB | ||
| Bluetooth | 2.0 | 2.0 | ||
| Harmful irradiation | SAR EU - 0.49 W/kg (head) 0.84 W/kg (body) | SAR EU - 0.42 W/kg (head) 0.55 W/kg (body) | ||
| Music and Audio | Radio | FM radio | FM radio | |
| Headphone jack | Yes | Yes | ||
| Other features | Dop | Sensors Accelerometer | Sensors Accelerometer | |
