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Brief information about compared phones: BLU J2 , Coolpad Mega 3BLU 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 . Coolpad Mega 3 2016 year of release. cpu Quad-core 1.2 GHz Cortex-A53. screen 5.5". with resolution 720x1280. Smartphone has 8 megapixel front camera and 8 megapixel main camera . |
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| Display | Technology | IPS LCD | IPS LCD | |
| Touchscreen | capacitive touchscreen | capacitive touchscreen | ||
| Display colors | 16M | 16M | ||
| Screen size | 5" inch | 5.5" inch | ||
| Screen area | 68.9 cm2 | 83.4 cm2 | ||
| Screen format | 16:9 (height:width) | 16:9 (height:width) | ||
| Screen to body ratio | 65.4% | 71.3% | ||
| Screen resolution | 480 x 854 px | 720 x 1280 px | ||
| PPI /points per inch/ | 196 PPI | 267 PPI | ||
| Screen protection | Scratch-resistant glass | |||
| Camera and Video | Rear camera, main | 5 MP, Single | 8 MP, Single | |
| Camera specs | 5 MP | 8 MP, AF, f/2.2 | ||
| Functions | LED flash | LED flash | ||
| Video | 720p@30fps | 720p | ||
| Front camera, selfie | 5 MP, Single | 8 MP, Single | ||
| Specifications | 5 MP | 8 MP, f/2.2 | ||
| Performance | Operating system OS | Android 8.1 Oreo (Go edition) | Android 6.0 (Marshmallow); Cool UI | |
| Chipset | Mediatek MT6737 (28 nm) | |||
| Processor CPU | Quad-core 1.3 GHz Cortex-A7 | Quad-core 1.2 GHz Cortex-A53 | ||
| Graphics processor GPU | Mali-400 | Mali-T860 | ||
| External memory | microSDXC | microSD, up to 32 GB (dedicated slot) | ||
| Internal memory | 32GB 1GB RAM | 16 GB, 2 GB RAM | ||
| Antutu 7 score | 29322 | |||
| General specs | Release date | 2019, December | 2016, December | |
| Dimensions (HxWxD) | 144 Х 73.1 Х 10.3 mm | 152 Х 77 Х 8.2 mm | ||
| Weight | 146 g | 170 g | ||
| Colors | Blue, Black, Brown | Champagne White, Moondust Grey, Gold White | ||
| Battery | 2000 mAh, Li-Po | 3050 mAh, Non-removable Li-Po | ||
| Approximate price | 50 EUR | 110 EUR | ||
| Battery life | Stand by time- Up to 200 h (3G) Talking time- Up to 8 h (3G) | |||
| Communication and Connectivity | SIM card | Dual SIM (Nano-SIM, dual stand-by) | Triple SIM (Nano-SIM, triple stand-by) | |
| Network | Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | Show all network frequencies: -2G - GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 900 / 2100 -4G - LTE band 1(2100), 3(1800), 5(850), 7(2600), 20(800), 40(2300) | ||
| Speed | HSPA 21.1/5.76 Mbps | HSPA 21.1/5.76 Mbps, LTE Cat4 150/50 Mbps | ||
| GPRS | Yes | Yes | ||
| Edge | Yes | Yes | ||
| Wi-Fi | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, 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, USB Host | ||
| Bluetooth | 4.1, A2DP, LE | 4.0, A2DP | ||
| Harmful irradiation | SAR EU - 0.68 W/kg (head) 0.66 W/kg (body) | |||
| Music and Audio | Radio | FM radio | Stereo FM radio; recording | |
| Headphone jack | Yes | Yes | ||
| Others | ||||
| Other features | Dop | Sensors Accelerometer For USA | Sensors Accelerometer, proximity - Also known as Coolpad 3503I | |
