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Brief information about compared phones: Celkon A22 , Plum Trigger PlusCelkon A22 2012 year of release. cpu Dual-core 1.0 GHz. screen 4.5". with resolution 540x960. Smartphone has 0 megapixel front camera and 8 megapixel main camera . Plum Trigger Plus 2014 year of release. cpu Dual-core 1.3 GHz Cortex-A7. screen 3.5". with resolution 320x480. Smartphone has 1 megapixel front camera and 5 megapixel main camera . |
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| Display | Technology | TFT | TFT | |
| Touchscreen | capacitive touchscreen | touchscreen | ||
| Display colors | 256K | |||
| Screen size | 4.5" inch | 3.5" inch | ||
| Screen area | 55.8 cm2 | 36.5 cm2 | ||
| Screen format | 16:9 (height:width) | 3:2 (height:width) | ||
| Screen to body ratio | 63.6% | 49.5% | ||
| Screen resolution | 540 x 960 px | 320 x 480 px | ||
| PPI /points per inch/ | 245 PPI | 165 PPI | ||
| Camera and Video | Rear camera, main | 8 MP, Single | 5 MP, Single | |
| Camera specs | 8 MP, AF | 5 MP, AF | ||
| Functions | LED flash | Face detection | ||
| Video | Yes | 720p@30fps | ||
| Front camera, selfie | 0.3 MP, Single | 1.3 MP, Single | ||
| Specifications | 1.3 MP | |||
| Performance | Operating system OS | Android 4.0.4 (Ice Cream Sandwich) | Android 4.2.2 (Jelly Bean) | |
| Chipset | Mediatek MT6572 (28 nm) | |||
| Processor CPU | Dual-core 1.0 GHz | Dual-core 1.3 GHz Cortex-A7 | ||
| Graphics processor GPU | Mali-400 | |||
| External memory | microSD, up to 32 GB (dedicated slot) | microSD, up to 32 GB | ||
| Internal memory | 2 GB, 256 MB RAM | |||
| General specs | Release date | 2012, September | 2014, May | |
| Dimensions (HxWxD) | 131 Х 67 Х 9.9 mm | 118 Х 62.4 Х 11.5 mm | ||
| Weight | 145 g | 120 g | ||
| Colors | White | Black, White, Blue, Red, Pink | ||
| Battery | 2000 mAh, Li-Ion | 1100 mAh, Removable Li-Ion | ||
| Approximate price | 130 EUR | |||
| Battery life | Stand by time- Up to 400 h Talking time- Up to 9 h 10 min | Stand by time- Up to 650 h (2G) / Up to 540 h (3G) Talking time- Up to 12 h (2G) / Up to 11 h (3G) | ||
| Communication and Connectivity | SIM card | Dual SIM (Mini-SIM) | Dual SIM (dual stand-by) | |
| Network | Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2 | Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | ||
| Speed | HSPA | HSPA 21.1/5.76 Mbps | ||
| GPRS | Yes | Class 12 | ||
| Edge | Yes | Class 12 | ||
| Wi-Fi | Wi-Fi 802.11 b/g/n | Wi-Fi 802.11 b/g/n, hotspot | ||
| GPS | Yes | Yes, with A-GPS | ||
| NFC | ||||
| USB | microUSB 2.0 | microUSB | ||
| Bluetooth | Yes | 4.0, A2DP | ||
| Music and Audio | Radio | FM radio | FM radio | |
| Headphone jack | Yes | Yes | ||
| Other features | Dop | Sensors Accelerometer MP3/WAV/eAAC player -MP4/H.264 player -Document viewer -Photo viewer/editor | Sensors Accelerometer, gyro, proximity - Also known as Plum Z305 | |
