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Brief information about compared phones: Oppo A31 , T-Mobile MDA BasicOppo 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 . T-Mobile MDA Basic 2009 year of release. cpu 200 MHz ARM926EJ-S. screen 2.8". with resolution 240x320. Smartphone has 2 megapixel main camera . |
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| Display | Technology | IPS LCD | TFT | |
| Touchscreen | capacitive touchscreen | resistive touchscreen | ||
| Display colors | 16M | 65K | ||
| Screen size | 6.5" inch | 2.8" inch | ||
| Screen area | 102.0 cm2 | 24.3 cm2 | ||
| Screen format | 20:9 (height:width) | 4:3 (height:width) | ||
| Screen to body ratio | 82.4% | 39.2% | ||
| Screen resolution | 720 x 1600 px | 240 x 320 px | ||
| PPI /points per inch/ | 270 PPI | 143 PPI | ||
| Camera and Video | Rear camera, main | 12 MP, Triple | 2 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) | 2 MP | ||
| Functions | HDR | |||
| Video | 1080p@30fps | Yes | ||
| Front camera, selfie | 8 MP, Single | 0 MP, | ||
| Specifications | 8 MP, f/2.0 | |||
| Performance | Operating system OS | Android 9.0 (Pie); ColorOS 6.1 | Microsoft Windows Mobile 6.1 Professional | |
| Chipset | Mediatek MT6765V/CB Helio P35 (12nm) | TI OMAP 850 | ||
| Processor CPU | Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53) | 200 MHz ARM926EJ-S | ||
| Graphics processor GPU | PowerVR GE8320 | |||
| External memory | microSDXC (dedicated slot) | microSD (dedicated slot) | ||
| Internal memory | 128GB 4GB RAM | 128 MB RAM, 256 MB ROM | ||
| Antutu 8 score | 105221 | |||
| General specs | Release date | 2020, February 13 | 2009, January | |
| Dimensions (HxWxD) | 163.9 Х 75.5 Х 8.3 mm | 105 Х 59 Х 16 mm | ||
| Weight | 180 g | 110 g | ||
| Colors | Fantasy White, Mystery Black | Gray | ||
| Battery | 4230 mAh, Non-removable Li-Po | 1100 mAh, Removable Li-Ion | ||
| Approximate price | 180 EUR | |||
| Battery life | Stand by time- Up to 270 h Talking time- Up to 8 h | |||
| Body build | Glass front, plastic back, plastic frame | |||
| Communication and Connectivity | SIM card | Dual SIM (Nano-SIM, dual stand-by) | Mini-SIM | |
| 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: | ||
| Speed | HSPA 42.2/5.76 Mbps, LTE-A | |||
| GPRS | Yes | Class 10 | ||
| Edge | Yes | Class 10 | ||
| Wi-Fi | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot | Wi-Fi 802.11b/g | ||
| GPS | Yes, with A-GPS, BDS | No | ||
| NFC | ||||
| USB | microUSB 2.0, USB On-The-Go | miniUSB | ||
| Bluetooth | 5.0, A2DP, LE | 2.0, A2DP | ||
| Music and Audio | Radio | FM radio | No | |
| Headphone jack | Yes | No | ||
| Others | 480 nits typ. brightness | TouchFLO finger swipe navigation -Handwriting recognition -5-way navigation | ||
| Other features | Dop | Sensors Fingerprint (rear-mounted), accelerometer, proximity, compass | Pocket Office -Voice memo -MP3/AAC player | |
