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Brief information about compared phones: Celkon A355 , Plum TriggerCelkon 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 . Plum Trigger 2013 year of release. cpu 1.0 GHz Cortex-A9. screen 3.5". with resolution 320x480. Smartphone has 2 megapixel main camera . |
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| Display | Technology | TFT | ||
| Touchscreen | capacitive touchscreen | capacitive touchscreen | ||
| Display colors | 256K | |||
| Screen size | 3.5" inch | 3.5" inch | ||
| Screen area | 36.5 cm2 | 36.5 cm2 | ||
| Screen format | 3:2 (height:width) | 3:2 (height:width) | ||
| Screen to body ratio | 50.0% | 50.7% | ||
| Screen resolution | 320 x 480 px | 320 x 480 px | ||
| PPI /points per inch/ | 165 PPI | 165 PPI | ||
| Camera and Video | Rear camera, main | 2 MP, Single | 2 MP, Single | |
| Camera specs | 2 MP | 2 MP, AF | ||
| Functions | Dual-LED flash | LED flash | ||
| Video | Yes | Yes | ||
| Front camera, selfie | 0.3 MP, Single | 0 MP, | ||
| Specifications | VGA | |||
| Performance | Operating system OS | Android 4.4.2 (KitKat) | Android 4.0 (Ice Cream Sandwich) | |
| Chipset | Spreadtrum 7715 | Mediatek MT6575 (40 nm) | ||
| Processor CPU | 1.0 GHz | 1.0 GHz Cortex-A9 | ||
| Graphics processor GPU | Mali-400 | PowerVR SGX531 | ||
| External memory | microSD, up to 32 GB | microSD, up to 32 GB (dedicated slot) | ||
| Internal memory | 512 MB, 256 MB RAM | 512 MB, 256 MB RAM | ||
| General specs | Release date | 2015, May | 2013, February | |
| Dimensions (HxWxD) | 115.3 Х 63.3 Х 10.2 mm | 117 Х 61.5 Х 11.6 mm | ||
| Weight | 97.5 g | 103 g | ||
| Colors | Light Blue, Dart Blue, Red, Yellow, White | Black, White | ||
| Battery | 1200 mAh, Li-Ion | 1350 mAh, Removable Li-Ion | ||
| Battery life | Stand by time- Up to 200 h Talking time- Up to 5 h | |||
| 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: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | ||
| Speed | HSPA | HSPA 7.2/5.76 Mbps | ||
| GPRS | Yes | Class 12 | ||
| Edge | Yes | Class 12 | ||
| Wi-Fi | Wi-Fi 802.11 b/g/n | Wi-Fi 802.11 b/g | ||
| GPS | Yes | Yes, with A-GPS | ||
| NFC | ||||
| USB | microUSB | miniUSB | ||
| Bluetooth | 2.0 | 4.0, A2DP | ||
| Harmful irradiation | SAR EU - 0.49 W/kg (head) 0.84 W/kg (body) | |||
| Music and Audio | Radio | FM radio | FM radio | |
| Headphone jack | Yes | Yes | ||
| Other features | Dop | Sensors Accelerometer | Sensors Accelerometer, proximity, compass - Z103 Single SIM Z102 Dual SIM | |
