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Brief information about compared phones: HTC First , Oppo A31HTC First 2013 year of release. cpu Dual-core 1.4 GHz Krait. screen 4.3". with resolution 720x1280. Smartphone has 1 megapixel front camera and 5 megapixel main camera . Oppo 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 . |
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| Display | Technology | Super LCD | IPS LCD | |
| Touchscreen | capacitive touchscreen | capacitive touchscreen | ||
| Display colors | 16M | 16M | ||
| Screen size | 4.3" inch | 6.5" inch | ||
| Screen area | 51.0 cm2 | 102.0 cm2 | ||
| Screen format | 16:9 (height:width) | 20:9 (height:width) | ||
| Screen to body ratio | 62.2% | 82.4% | ||
| Screen resolution | 720 x 1280 px | 720 x 1600 px | ||
| PPI /points per inch/ | 342 PPI | 270 PPI | ||
| Screen protection | Corning Gorilla Glass | |||
| Camera and Video | Rear camera, main | 5 MP, Single | 12 MP, Triple | |
| Camera specs | 5 MP, AF | 12 MP, f/1.8, (wide), PDAF -2 MP, f/2.4, 27mm (macro), 1/5.0'', 1.75µm -2 MP, (depth) | ||
| Functions | LED flash | HDR | ||
| Video | 1080p@30fps | 1080p@30fps | ||
| Front camera, selfie | 1.6 MP, Single | 8 MP, Single | ||
| Specifications | 1.6 MP | 8 MP, f/2.0 | ||
| Performance | Operating system OS | Android 4.1 (Jelly Bean); Facebook Home UI | Android 9.0 (Pie); ColorOS 6.1 | |
| Chipset | Qualcomm MSM8930 Snapdragon 400 (28 nm) | Mediatek MT6765V/CB Helio P35 (12nm) | ||
| Processor CPU | Dual-core 1.4 GHz Krait | Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53) | ||
| Graphics processor GPU | Adreno 305 | PowerVR GE8320 | ||
| External memory | No | microSDXC (dedicated slot) | ||
| Internal memory | 16 GB, 1 GB RAM | 128GB 4GB RAM | ||
| Antutu 7 score | 18456 | |||
| Antutu 8 score | 105221 | |||
| General specs | Release date | 2013, April | 2020, February 13 | |
| Dimensions (HxWxD) | 126 Х 65 Х 8.9 mm | 163.9 Х 75.5 Х 8.3 mm | ||
| Weight | 123.9 g | 180 g | ||
| Colors | White, Black, Red, Pale Blue | Fantasy White, Mystery Black | ||
| Battery | 2000 mAh, Non-removable Li-Po | 4230 mAh, Non-removable Li-Po | ||
| Approximate price | 200 EUR | 180 EUR | ||
| Battery life | Stand by time- Up to 432 h Talking time- Up to 14 h 20 min | |||
| Body build | Glass front, plastic back, plastic frame | |||
| Communication and Connectivity | SIM card | Micro-SIM | Dual SIM (Nano-SIM, dual stand-by) | |
| Network | Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 1900 / 2100 - AT&T -4G - LTE band 2(1900), 4(1700/2100), 5(850), 17(700) - AT&T | Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 2100 -4G - LTE (unspecified) | ||
| Speed | HSPA | HSPA 42.2/5.76 Mbps, LTE-A | ||
| GPRS | Yes | Yes | ||
| Edge | Yes | Yes | ||
| Wi-Fi | Wi-Fi 802.11 a/b/g/n, dual-band, hotspot | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot | ||
| GPS | Yes, with A-GPS, GLONASS | Yes, with A-GPS, BDS | ||
| NFC | Yes | |||
| USB | microUSB 2.0 | microUSB 2.0, USB On-The-Go | ||
| Bluetooth | 4.0, A2DP, LE | 5.0, A2DP, LE | ||
| Music and Audio | Radio | FM radio | FM radio | |
| Headphone jack | Yes | Yes | ||
| Others | Active noise cancellation with dedicated mic | 480 nits typ. brightness | ||
| Other features | Dop | Sensors Accelerometer, gyro, proximity, compass | Sensors Fingerprint (rear-mounted), accelerometer, proximity, compass | |
