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Brief information about compared phones: BLU J2 , Oppo Ace2BLU 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 . Oppo Ace2 2020 year of release. cpu Octa-core (1x2.84 GHz Kryo 585 & 3x2.42 GHz Kryo 585 & 4x1.8 GHz Kryo 585). screen 6.55". with resolution 1080x2400. Smartphone has 16 megapixel front camera and 48 megapixel main camera . |
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| Display | Technology | IPS LCD | AMOLED | |
| Touchscreen | capacitive touchscreen | capacitive touchscreen | ||
| Display colors | 16M | 16M | ||
| Screen size | 5" inch | 6.55" inch | ||
| Screen area | 68.9 cm2 | 103.6 cm2 | ||
| Screen format | 16:9 (height:width) | 20:9 (height:width) | ||
| Screen to body ratio | 65.4% | 85.9% | ||
| Screen resolution | 480 x 854 px | 1080 x 2400 px | ||
| PPI /points per inch/ | 196 PPI | 402 PPI | ||
| Screen protection | Corning Gorilla Glass 5 | |||
| Camera and Video | Rear camera, main | 5 MP, Single | 48 MP, Quad | |
| Camera specs | 5 MP | 48 MP, f/1.7, 26mm (wide), 1/2.0'', 0.8µm, PDAF -8 MP, f/2.2, 13mm (ultrawide), 1/4.0'', 1.12µm, AF -2 MP B/W, (depth) -2 MP, (depth) | ||
| Functions | LED flash | HDR | ||
| Video | 720p@30fps | 1080p@30fps | ||
| Front camera, selfie | 5 MP, Single | 16 MP, Single | ||
| Specifications | 5 MP | 16 MP, f/2.4, 29mm (wide), 1/3.1'', 1.0µm | ||
| Performance | Operating system OS | Android 8.1 Oreo (Go edition) | Android 10.0; ColorOS 7.1 | |
| Chipset | Qualcomm SM8250 Snapdragon 865 (7 nm+) | |||
| Processor CPU | Quad-core 1.3 GHz Cortex-A7 | Octa-core (1x2.84 GHz Kryo 585 & 3x2.42 GHz Kryo 585 & 4x1.8 GHz Kryo 585) | ||
| Graphics processor GPU | Mali-400 | Adreno 650 | ||
| External memory | microSDXC | No | ||
| Internal memory | 32GB 1GB RAM | 128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM | ||
| General specs | Release date | 2019, December | 2020, April 13 | |
| Dimensions (HxWxD) | 144 Х 73.1 Х 10.3 mm | 160 Х 75.4 Х 8.6 mm | ||
| Weight | 146 g | 186 g | ||
| Colors | Blue, Black, Brown | Aurora Silver, Moon Rock Grey, Fantasy Purple | ||
| Battery | 2000 mAh, Li-Po | 4000 mAh, Non-removable Li-Po | ||
| Approximate price | 50 EUR | 520 EUR | ||
| Body build | Glass front (Gorilla Glass 5), glass back (Gorilla Glass 5), aluminum frame | |||
| 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 2CDMA 800 / 1900 & TD-SCDMA -3G - HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100 CDMA2000 1xEV-DO -4G - LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 17(700), 20(800), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500) - China -5G - 5G band 1(2100), 41(2500), 78(3500), 79(4700); SA/NSA - China | ||
| Speed | HSPA 21.1/5.76 Mbps | HSPA, LTE-A | ||
| 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/ac/ax, dual-band, Wi-Fi Direct, hotspot | ||
| GPS | Yes, with A-GPS | Yes, with dual-band A-GPS, GLONASS, BDS, GALILEO, QZSS | ||
| NFC | Yes | |||
| USB | microUSB 2.0 | 2.0, Type-C 1.0 reversible connector, USB On-The-Go | ||
| Bluetooth | 4.1, A2DP, LE | 5.1, A2DP, LE, aptX HD | ||
| Music and Audio | Radio | FM radio | ||
| Headphone jack | Yes | No | ||
| Others | 500 nits typ. brightness (advertised) -HDR10+ -90Hz refresh rate | |||
| Other features | Dop | Sensors Accelerometer For USA | Sensors Fingerprint (under display, optical), accelerometer, gyro, proximity, compass - Fast charging 65W, 100% in 30 min (advertised) -SuperVOOC 2.0 -Fast wireless charging 40W, 100% in 56 min (advertised) -Wireless reverse charging 10W | |
