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Brief information about compared phones: BLU J4 , Plum SyncBLU J4 2019 year of release. cpu Quad-core 1.3 GHz Cortex-A7. screen 5.5". with resolution 720x1440. Smartphone has 8 megapixel front camera and 8 megapixel main camera . Plum Sync 2013 year of release. cpu Dual-core 1.0 GHz Cortex-A7. screen 3.5". with resolution 320x480. Smartphone has 5 megapixel front camera and 5 megapixel main camera . |
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| Display | Technology | IPS LCD | TFT | |
| Touchscreen | capacitive touchscreen | capacitive touchscreen | ||
| Display colors | 16M | 256K | ||
| Screen size | 5.5" inch | 3.5" inch | ||
| Screen area | 78.1 cm2 | 36.5 cm2 | ||
| Screen format | 18:9 (height:width) | 3:2 (height:width) | ||
| Screen to body ratio | 71.5% | 49.5% | ||
| Screen resolution | 720 x 1440 px | 320 x 480 px | ||
| PPI /points per inch/ | 293 PPI | 165 PPI | ||
| Camera and Video | Rear camera, main | 8 MP, Single | 5 MP, Single | |
| Camera specs | 8 MP, AF | 5 MP | ||
| Functions | LED flash | |||
| Video | 720p@30fps | Yes | ||
| Front camera, selfie | 8 MP, Single | 5 MP, Single | ||
| Specifications | 8 MP | 5 MP | ||
| Performance | Operating system OS | Android 8.1 Oreo (Go edition) | Android 4.2 (Jelly Bean) | |
| Chipset | Mediatek MT6572 (28 nm) | |||
| Processor CPU | Quad-core 1.3 GHz Cortex-A7 | Dual-core 1.0 GHz Cortex-A7 | ||
| Graphics processor GPU | Mali-400 | Mali-400 | ||
| External memory | microSDXC | microSD, up to 32 GB (dedicated slot) | ||
| Internal memory | 32GB 1GB RAM | 512 MB, 256 MB RAM | ||
| General specs | Release date | 2019, October | 2013, September | |
| Dimensions (HxWxD) | 151 Х 72.3 Х 10 mm | 118 Х 62.4 Х 11.5 mm | ||
| Weight | 158 g | 110 g | ||
| Colors | Blue, Black, Brown | Black, White | ||
| Battery | 2200 mAh, Removable Li-Po | 1100 mAh, Removable Li-Ion | ||
| Approximate price | 70 EUR | |||
| Battery life | Stand by time- Up to 180 h Talking time- Up to 4 h | |||
| Communication and Connectivity | SIM card | Dual SIM (Nano-SIM, dual stand-by) | Dual SIM | |
| Network | Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | Show all network frequencies: | ||
| Speed | 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 Direct, hotspot | Wi-Fi 802.11 b/g, hotspot | ||
| GPS | Yes, with A-GPS | Yes, with A-GPS | ||
| NFC | ||||
| USB | microUSB 2.0 | microUSB | ||
| Bluetooth | 4.1, A2DP, LE | 2.1, A2DP, EDR | ||
| Music and Audio | Radio | FM radio | Stereo FM radio | |
| Headphone jack | Yes | Yes | ||
| Other features | Dop | Sensors Accelerometer For USA | Sensors Accelerometer, proximity, compass - X210 Dual SIM X211 Single SIM | |
