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Brief information about compared phones: BLU J4 , Nokia 3.1BLU 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 . Nokia 3.1 2018 year of release. cpu Octa-core (4x1.5 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53). screen 5.2". with resolution 720x1440. Smartphone has 8 megapixel front camera and 13 megapixel main camera . |
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| Display | Technology | IPS LCD | IPS LCD | |
| Touchscreen | capacitive touchscreen | capacitive touchscreen | ||
| Display colors | 16M | 16M | ||
| Screen size | 5.5" inch | 5.2" inch | ||
| Screen area | 78.1 cm2 | 69.8 cm2 | ||
| Screen format | 18:9 (height:width) | 18:9 (height:width) | ||
| Screen to body ratio | 71.5% | 69.4% | ||
| Screen resolution | 720 x 1440 px | 720 x 1440 px | ||
| PPI /points per inch/ | 293 PPI | 310 PPI | ||
| Screen protection | Corning Gorilla Glass (unspecified version) | |||
| Camera and Video | Rear camera, main | 8 MP, Single | 13 MP, Single | |
| Camera specs | 8 MP, AF | 13 MP, f/2.0, AF | ||
| Functions | LED flash | HDR | ||
| Video | 720p@30fps | 720p@30fps | ||
| Front camera, selfie | 8 MP, Single | 8 MP, Single | ||
| Specifications | 8 MP | 8 MP, f/2.0 | ||
| Performance | Operating system OS | Android 8.1 Oreo (Go edition) | Android 8.0 (Oreo), upgradable to Android 9.0 (Pie); Android One | |
| Chipset | Mediatek MT6750 (28 nm) | |||
| Processor CPU | Quad-core 1.3 GHz Cortex-A7 | Octa-core (4x1.5 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53) | ||
| Graphics processor GPU | Mali-400 | Mali-T860MP2 | ||
| External memory | microSDXC | microSD, up to 256 GB | ||
| Internal memory | 32GB 1GB RAM | 32 GB, 3 RAM 16 GB, 2 GB RAM | ||
| Antutu 7 score | 40125 | |||
| General specs | Release date | 2019, October | 2018, May | |
| Dimensions (HxWxD) | 151 Х 72.3 Х 10 mm | 146.3 Х 68.7 Х 8.7 mm | ||
| Weight | 158 g | 138.3 g | ||
| Colors | Blue, Black, Brown | Blue/Copper, Black/Chrome, White/Iron | ||
| Battery | 2200 mAh, Removable Li-Po | 2990 mAh, Non-removable Li-Ion | ||
| Approximate price | 70 EUR | 150 EUR | ||
| Battery life | Talking time- Up to 18 h (3G) Music play - Up to 84 h | |||
| Body build | Front glass, aluminum frame, plastic back | |||
| Communication and Connectivity | SIM card | Dual SIM (Nano-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 GSM 900 / 1800 - India -3G - HSDPA 850 / 900 / 2100 - APAC, EMEA, India HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - LATAM, NAM -4G - LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800), 38(2600), 40(2300) - APAC, EMEA LTE band 1(2100), 2(1900), 4(1700/2100), 12(700), 17(700), 28(700), 40(2300) - LATAM, NAM LTE band 1(2100), 40(2300), 41(2500) - India | ||
| Speed | HSPA 21.1/5.76 Mbps | HSPA 42.2/5.76 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 a/b/g/n, dual-band, WiFi Direct, hotspot | ||
| GPS | Yes, with A-GPS | Yes, with A-GPS, GLONASS | ||
| NFC | Yes (APAC & EMEA only) | |||
| USB | microUSB 2.0 | microUSB 2.0, USB On-The-Go | ||
| Bluetooth | 4.1, A2DP, LE | 4.2, A2DP, LE | ||
| Harmful irradiation | SAR EU - 0.64 W/kg (head) 1.79 W/kg (body) | |||
| Music and Audio | Radio | FM radio | FM radio | |
| Headphone jack | Yes | Yes | ||
| Other features | Dop | Sensors Accelerometer For USA | Sensors Accelerometer, gyro, proximity, compass | |
