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Brief information about compared phones: Celkon A98 , Celkon Q54+Celkon A98 2013 year of release. cpu 1.0 GHz. screen 4". with resolution 480x800. Smartphone has 0 megapixel front camera and 3 megapixel main camera . Celkon Q54+ 2015 year of release. cpu Quad-core 1.2 GHz. screen 5". with resolution 480x854. Smartphone has 5 megapixel front camera and 5 megapixel main camera . |
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| Display | Technology | IPS LCD | ||
| Touchscreen | capacitive touchscreen | capacitive touchscreen | ||
| Display colors | ||||
| Screen size | 4" inch | 5" inch | ||
| Screen area | 45.5 cm2 | 68.9 cm2 | ||
| Screen format | 5:3 (height:width) | 16:9 (height:width) | ||
| Screen to body ratio | % | 65.1% | ||
| Screen resolution | 480 x 800 px | 480 x 854 px | ||
| PPI /points per inch/ | 233 PPI | 196 PPI | ||
| Camera and Video | Rear camera, main | 3.15 MP, Single | 5 MP, Single | |
| Camera specs | 3.15 MP | 5 MP, AF | ||
| Functions | LED flash | |||
| Video | Yes | Yes | ||
| Front camera, selfie | 0.3 MP, Single | 5 MP, Single | ||
| Specifications | 5 MP | |||
| Performance | Operating system OS | Android 4.0 (Ice Cream Sandwich) | Android 4.4.2 (KitKat) | |
| Chipset | Spreadtrum 7731 | |||
| Processor CPU | 1.0 GHz | Quad-core 1.2 GHz | ||
| Graphics processor GPU | Mali-400 | |||
| External memory | microSD, up to 32 GB (dedicated slot) | microSD, up to 32 GB | ||
| Internal memory | 8 GB, 1 GB RAM | |||
| General specs | Release date | 2013 | 2015, March | |
| Dimensions (HxWxD) | Х Х mm | 145 Х 73 Х 8.8 mm | ||
| Weight | 0 g | 150.6 g | ||
| Colors | Black | Blue, Brown, White, Silver | ||
| Battery | 1800 mAh, Li-Ion | 2000 mAh, Li-Ion | ||
| Battery life | Stand by time- Up to 180 h Talking time- Up to 6 h | |||
| Communication and Connectivity | SIM card | Dual SIM (Mini-SIM) | Dual SIM | |
| Network | Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2 | Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2 | ||
| Speed | HSPA | HSPA | ||
| GPRS | Yes | Yes | ||
| Edge | Class 12 | Yes | ||
| Wi-Fi | Wi-Fi 802.11 b/g/n | Wi-Fi 802.11 b/g/n | ||
| GPS | No | Yes | ||
| NFC | ||||
| USB | Proprietary | microUSB | ||
| Bluetooth | Yes | 2.0 | ||
| Harmful irradiation | SAR EU - 0.16 W/kg (head) 0.30 W/kg (body) | |||
| Music and Audio | Radio | FM radio | FM radio | |
| Headphone jack | Yes | Yes | ||
| Other features | Dop | Sensors Accelerometer | Sensors Accelerometer | |
