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Brief information about compared phones: Celkon A63 , T-Mobile PulseCelkon A63 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 . T-Mobile Pulse 2009 year of release. cpu . screen 3.5". with resolution 320x480. Smartphone has 0 megapixel front camera and 3 megapixel main camera . |
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| Display | Technology | TFT | TFT | |
| Touchscreen | capacitive touchscreen | capacitive touchscreen | ||
| Display colors | 65K | |||
| 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 | % | 49.9% | ||
| Screen resolution | 480 x 800 px | 320 x 480 px | ||
| PPI /points per inch/ | 233 PPI | 165 PPI | ||
| Camera and Video | Rear camera, main | 3.15 MP, Single | 3.15 MP, Single | |
| Camera specs | 3.15 MP | 3.15 MP, AF | ||
| Video | Yes | Yes | ||
| Front camera, selfie | 0.3 MP, Single | 0.3 MP, Single | ||
| Specifications | VGA | VGA | ||
| Performance | Operating system OS | Android 4.2.0 (Jelly Bean) | Android 1.5 (Cupcake) | |
| Processor CPU | Dual-core 1.2 GHz | |||
| External memory | microSD, up to 32 GB (dedicated slot) | microSD, up to 16 GB (dedicated slot) | ||
| Internal memory | 512 MB, 256 MB RAM | 192 MB | ||
| General specs | Release date | 2013, August | 2009, August | |
| Dimensions (HxWxD) | Х Х mm | 116 Х 63 Х 13.5 mm | ||
| Weight | 0 g | 130 g | ||
| Colors | Black | Black | ||
| Battery | 1500 mAh, Li-Ion | 1500 mAh, Removable Li-Ion | ||
| Approximate price | 50 EUR | 250 EUR | ||
| Battery life | Stand by time- Up to 300 h Talking time- Up to 4 h | |||
| Communication and Connectivity | SIM card | Dual SIM (Mini-SIM) | Mini-SIM | |
| Network | Show all network frequencies: | Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 | ||
| Speed | HSPA 7.2/2 Mbps | |||
| GPRS | Class 12 | Class 10 | ||
| Edge | Class 12 | Class 10 | ||
| Wi-Fi | Wi-Fi 802.11 b/g/n | Wi-Fi 802.11 b/g | ||
| GPS | No | Yes, with A-GPS | ||
| NFC | ||||
| USB | microUSB 2.0 | Proprietary | ||
| Bluetooth | Yes | 2.0, A2DP | ||
| Harmful irradiation | SAR EU - 0.91 W/kg (head) 0.63 W/kg (body) | |||
| Music and Audio | Radio | No | ||
| Headphone jack | Yes | No | ||
| Others | 2.5 mm audio jack | |||
| Other features | Dop | Sensors Proximity, gyro | Sensors Accelerometer MP3/AAC+/WAV player -MP4/H.264 player -Voice memo -Predictive text input Trackball | |
