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Brief information about compared phones: BLU Dash 3.5 , BLU J2BLU Dash 3.5 2012 year of release. cpu Dual-core 1.0 GHz Cortex-A7. screen 3.5". with resolution 320x480. Smartphone has 3 megapixel main camera . BLU J2 2019 year of release. cpu Quad-core 1.3 GHz Cortex-A7. screen 5". with resolution 480x854. Smartphone has 5 megapixel front camera and 5 megapixel main camera . |
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| Display | Technology | TFT | IPS LCD | |
| Touchscreen | capacitive touchscreen | capacitive touchscreen | ||
| Display colors | 16M | 16M | ||
| Screen size | 3.5" inch | 5" inch | ||
| Screen area | 36.5 cm2 | 68.9 cm2 | ||
| Screen format | 3:2 (height:width) | 16:9 (height:width) | ||
| Screen to body ratio | 51.2% | 65.4% | ||
| Screen resolution | 320 x 480 px | 480 x 854 px | ||
| PPI /points per inch/ | 165 PPI | 196 PPI | ||
| Camera and Video | Rear camera, main | 3.15 MP, Single | 5 MP, Single | |
| Camera specs | 3.15 MP | 5 MP | ||
| Functions | LED flash | |||
| Video | Yes | 720p@30fps | ||
| Front camera, selfie | 0 MP, | 5 MP, Single | ||
| Specifications | 5 MP | |||
| Performance | Operating system OS | Android 4.2 (Jelly Bean) | Android 8.1 Oreo (Go edition) | |
| Chipset | Mediatek MT6572M (28 nm) | |||
| Processor CPU | Dual-core 1.0 GHz Cortex-A7 | Quad-core 1.3 GHz Cortex-A7 | ||
| Graphics processor GPU | Mali-400 | Mali-400 | ||
| External memory | microSD, up to 32 GB (dedicated slot) | microSDXC | ||
| Internal memory | 512 MB, 256 MB RAM | 32GB 1GB RAM | ||
| General specs | Release date | 2012, September | 2019, December | |
| Dimensions (HxWxD) | 115 Х 62 Х 11.5 mm | 144 Х 73.1 Х 10.3 mm | ||
| Weight | 110 g | 146 g | ||
| Colors | Black, White | Blue, Black, Brown | ||
| Battery | 1300 mAh, Removable Li-Ion | 2000 mAh, Li-Po | ||
| Approximate price | 70 EUR | 50 EUR | ||
| Battery life | Stand by time- Up to 700 h (2G) / Up to 500 h (3G) Talking time- Up to 15 h (2G) / Up to 10 h (3G) | |||
| Communication and Connectivity | SIM card | Dual SIM (Mini-SIM, dual stand-by) | Dual SIM (Nano-SIM, dual stand-by) | |
| Network | Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | ||
| Speed | HSPA 7.2/5.76 Mbps | HSPA 21.1/5.76 Mbps | ||
| GPRS | Class 12 | Yes | ||
| Edge | Class 12 | Yes | ||
| Wi-Fi | Wi-Fi 802.11 b/g/n, hotspot | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot | ||
| GPS | Yes, with A-GPS | Yes, with A-GPS | ||
| NFC | ||||
| USB | microUSB 2.0 | microUSB 2.0 | ||
| Bluetooth | 4.0, A2DP | 4.1, A2DP, LE | ||
| Music and Audio | Radio | Stereo FM radio | FM radio | |
| Headphone jack | Yes | Yes | ||
| Other features | Dop | Sensors Accelerometer MP3/AAC/WMA/WAV player -DivX/XviD/MP4/H.264/WMV player -Document viewer/editor -Photo viewer/editor D161 Single SIM D171 Dual SIM | Sensors Accelerometer For USA | |
