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Brief information about compared phones: Oppo A31 , Sharp Z2Oppo A31 2020 year of release. cpu Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53). screen 6.5". with resolution 720x1600. Smartphone has 8 megapixel front camera and 12 megapixel main camera . Sharp Z2 2016 year of release. cpu Deca-core (2x2.3GHz Cortex-A72. screen 5.5". with resolution 1080x1920. Smartphone has 8 megapixel front camera and 16 megapixel main camera . |
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| Display | Technology | IPS LCD | LTPS IPS LCD | |
| Touchscreen | capacitive touchscreen | capacitive touchscreen | ||
| Display colors | 16M | 16M | ||
| Screen size | 6.5" inch | 5.5" inch | ||
| Screen area | 102.0 cm2 | 83.4 cm2 | ||
| Screen format | 20:9 (height:width) | 16:9 (height:width) | ||
| Screen to body ratio | 82.4% | 71.7% | ||
| Screen resolution | 720 x 1600 px | 1080 x 1920 px | ||
| PPI /points per inch/ | 270 PPI | 401 PPI | ||
| Screen protection | Corning Gorilla Glass (unspecified version) | |||
| Camera and Video | Rear camera, main | 12 MP, Triple | 16 MP, Single | |
| Camera specs | 12 MP, f/1.8, (wide), PDAF -2 MP, f/2.4, 27mm (macro), 1/5.0'', 1.75µm -2 MP, (depth) | 16 MP, PDAF | ||
| Functions | HDR | LED flash, panorama, HDR | ||
| Video | 1080p@30fps | 1080p@30fps | ||
| Front camera, selfie | 8 MP, Single | 8 MP, Single | ||
| Specifications | 8 MP, f/2.0 | 8 MP | ||
| Performance | Operating system OS | Android 9.0 (Pie); ColorOS 6.1 | Android 6.0 (Marshmallow) | |
| Chipset | Mediatek MT6765V/CB Helio P35 (12nm) | Mediatek MT6797 Helio X20 (20 nm) | ||
| Processor CPU | Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53) | Deca-core (2x2.3GHz Cortex-A72, 4x2.0GHz Cortex-A53, 4x1.4GHz Cortex-A53) | ||
| Graphics processor GPU | PowerVR GE8320 | Mali-T880 MP4 | ||
| External memory | microSDXC (dedicated slot) | microSD, up to 256 GB (uses SIM 2 slot) | ||
| Internal memory | 128GB 4GB RAM | 32 GB, 512GB 4GB | ||
| Antutu 7 score | 85326 | |||
| Antutu 8 score | 105221 | |||
| General specs | Release date | 2020, February 13 | 2016, October | |
| Dimensions (HxWxD) | 163.9 Х 75.5 Х 8.3 mm | 153 Х 76 Х 8.4 mm | ||
| Weight | 180 g | 160 g | ||
| Colors | Fantasy White, Mystery Black | Silver, Gold | ||
| Battery | 4230 mAh, Non-removable Li-Po | 3000 mAh, Non-removable Li-Ion | ||
| Approximate price | 180 EUR | 330 EUR | ||
| Body build | Glass front, plastic back, plastic frame | |||
| Communication and Connectivity | SIM card | Dual SIM (Nano-SIM, dual stand-by) | Hybrid Dual SIM (Nano-SIM, dual stand-by) | |
| Network | Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 2100 -4G - LTE (unspecified) | Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE | ||
| Speed | HSPA 42.2/5.76 Mbps, LTE-A | HSPA, LTE | ||
| GPRS | Yes | Yes | ||
| Edge | Yes | Yes | ||
| Wi-Fi | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot | Wi-Fi 802.11 a/b/g/n, hotspot | ||
| GPS | Yes, with A-GPS, BDS | Yes, with A-GPS, GLONASS | ||
| NFC | ||||
| USB | microUSB 2.0, USB On-The-Go | Type-C 1.0 reversible connector | ||
| Bluetooth | 5.0, A2DP, LE | 4.1, A2DP, LE | ||
| Music and Audio | Radio | FM radio | FM radio | |
| Headphone jack | Yes | Yes | ||
| Others | 480 nits typ. brightness | Active noise cancellation with dedicated mic | ||
| Other features | Dop | Sensors Fingerprint (rear-mounted), accelerometer, proximity, compass | Sensors Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass, Infrared port | |
