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Brief information about compared phones: Celkon A19 , ZTE OpenCelkon A19 2012 year of release. cpu 832 MHz. screen 4". with resolution 480x800. Smartphone has 0 megapixel front camera and 5 megapixel main camera . ZTE Open 2013 year of release. cpu 1.0 GHz Cortex-A5. screen 3.5". with resolution 320x480. Smartphone has 3 megapixel main camera . |
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| Display | Technology | TFT | TFT | |
| Touchscreen | capacitive touchscreen | capacitive touchscreen | ||
| Display colors | ||||
| Screen size | 4" inch | 3.5" inch | ||
| Screen area | 45.5 cm2 | 36.5 cm2 | ||
| Screen format | 5:3 (height:width) | 3:2 (height:width) | ||
| Screen to body ratio | 54.0% | 51.6% | ||
| Screen resolution | 480 x 800 px | 320 x 480 px | ||
| PPI /points per inch/ | 233 PPI | 165 PPI | ||
| Camera and Video | Rear camera, main | 5 MP, Single | 3.15 MP, Single | |
| Camera specs | 5 MP | 3.15 MP | ||
| Functions | LED flash | |||
| Video | Yes | Yes | ||
| Front camera, selfie | 0.3 MP, Single | 0 MP, | ||
| Specifications | ||||
| Performance | Operating system OS | Android 2.3.7 (Gingerbread) | Firefox OS 1.0 | |
| Chipset | Qualcomm MSM7225A Snapdragon S1 | |||
| Processor CPU | 832 MHz | 1.0 GHz Cortex-A5 | ||
| Graphics processor GPU | Adreno 200 | |||
| External memory | microSD, up to 32 GB (dedicated slot) | microSD, up to 32 GB (dedicated slot), 2 GB included | ||
| Internal memory | 512 MB ROM, 256 MB RAM | |||
| Antutu 7 score | 1456 | |||
| General specs | Release date | 2012, July | 2013, February | |
| Dimensions (HxWxD) | 124 Х 68 Х 10.8 mm | 114 Х 62 Х 12.5 mm | ||
| Weight | 110 g | 0 g | ||
| Colors | Black | Blue, Orange | ||
| Battery | 1400 mAh, Li-Ion | 1200 mAh, Removable Li-Ion | ||
| Approximate price | 130 EUR | |||
| Battery life | Stand by time- Up to 300 h Talking time- Up to 5 h | |||
| Communication and Connectivity | SIM card | Dual SIM (Mini-SIM) | Mini-SIM | |
| Network | Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 | ||
| Speed | HSPA | HSPA 7.2/5.76 Mbps | ||
| GPRS | Yes | Yes | ||
| Edge | Yes | Yes | ||
| Wi-Fi | Wi-Fi 802.11 b/g/n | Wi-Fi 802.11 b/g/n | ||
| GPS | Yes | Yes, with A-GPS | ||
| NFC | ||||
| USB | microUSB 2.0 | microUSB 2.0 | ||
| Bluetooth | Yes | 2.1, A2DP, EDR | ||
| Music and Audio | Radio | Stereo FM radio | Stereo FM radio | |
| Headphone jack | Yes | Yes | ||
| Other features | Dop | Sensors Accelerometer, proximity - MP3/WAV/eAAC player -MP4/H.264 player -Document viewer -Organizer -Voice memo/dial -Predictive text input | Sensors Accelerometer, proximity - MP3/eAAC+/WAV/WMA player -MP4/H.264/WMV player -Document viewer -Photo viewer -Organizer -Voice memo/dial -Predictive text input | |
