| Xiaomi Mix 4 |
OPPO A15 |
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| Hardware and OS | Xiaomi Mix 4 | OPPO A15 |
|---|---|---|
| Operating System | Android 11, MIUI 12.5 | Android v10 (Q) |
| Custom UI | ColorOS | |
| Processor | Octa-core (1x2.99 GHz Kryo 680 & 3x2.42 GHz Kryo 680 & 4x1.80 GHz Kryo 680) | Octa core, 2.3 GHz, Cortex A53 |
| Chipset | Qualcomm SM8350 Snapdragon 888 5G (5 nm) | MediaTek Helio P35 |
| Architecture | 64 bit | |
| External memory | No | |
| RAM | 3 GB | |
| GPU | Adreno 660 | |
| Internal Memory | 128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM, 512GB 12GB RAM | 32 GB |
| Expandable Memory | yes Up to 256 GB | |
| Graphics | PowerVR GE8320 | |
| SIM Slot(s) | Dual SIM, GSM GSM | |
| Display | Xiaomi Mix 4 | OPPO A15 |
| Size | 6.67 inches, 107.4 cm2 | |
| Resolution | 1080 x 2400 pixels, 20:9 ratio | |
| Type | AMOLED, 1B colors, 120Hz, HDR10 , Dolby Vision, 800 nits (HBM) | |
| Protection | Corning Gorilla Glass Victus | |
| Screen Size | 6.52 inches (16.56 cm) | |
| Screen Resolution | 720 x 1600 pixels | |
| Display Type | IPS LCD | |
| Pixel Density | 269 ppi | |
| Aspect Ratio | 20:9 | |
| Refresh Rate | 60 Hz | |
| Screen to Body Ratio | 88.7 % | |
| Touch Screen | yes Capacitive Touchscreen, Multi-touch | |
| Selfie camera | Xiaomi Mix 4 | OPPO A15 |
| Camera | 20 MP, 27mm (wide), 1/3.4", 0.8µm, under display | |
| Features | HDR | |
| Video | 1080p@30fps | |
| Main Camera | Xiaomi Mix 4 | OPPO A15 |
| Camera | 108 MP, f/1.9, 24mm (wide), 1/1.33", 0.8µm, Dual Pixel PDAF, Laser AF, OIS 8 MP, f/4.1, 120mm (periscope telephoto), PDAF, OIS, 5x optical zoom 13 MP, f/2.2, 12mm, 123?? (ultrawide), 1/3.06", 1.12µm | |
| Features | Dual-LED flash, HDR, panorama | |
| Video | 8K@24fps, 4K@30/60fps, 1080p@30/60/120/480fps; gyro-EIS, HDR10 | |
| Resolution | 13 MP f/2.2, Wide Angle Primary Camera(3.1" sensor size, 1.12µm pixel size)2 MP f/2.4, Depth Camera 2 MP f/2.4, Macro Camera | |
| Image Resolution | 4128 x 3096 Pixels | |
| Flash | yes LED Flash | |
| Camera Features | Digital Zoom, Auto Flash, Face detection, Touch to focus | |
| Autofocus | yes | |
| Physical Aperture | F2.2 | |
| Video Recording | 1920x1080 @ 30 fps | |
| Shooting Modes | Continuos Shooting, High Dynamic Range mode (HDR) | |
| Settings | Exposure compensation, ISO control | |
| Front Camera | Xiaomi Mix 4 | OPPO A15 |
| Resolution | 5 MP f/2.4 Primary Camera | |
| Physical Aperture | F2.4 | |
| Connectivity | Xiaomi Mix 4 | OPPO A15 |
| 2G Network | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | |
| 3G Network | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 | |
| 4G Network | 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 34, 38, 39, 40, 41, 42 | |
| 5G Network | 1, 3, 5, 8, 28, 41, 77, 78, 79 SA/NSA/Sub6 | |
| CDMA | CDMA 800 | |
| Infrared port | Yes | |
| Speed | HSPA 42.2/5.76 Mbps, LTE-A, 5G | |
| Technology | GSM / CDMA / HSPA / EVDO / LTE / 5G | |
| USB | USB Type-C 2.0 | |
| Network | 4G: Available , 3G: Available, 2G: Available | |
| WLAN | Wi-Fi 802.11 a/b/g/n/ac/6e, dual-band, Wi-Fi Direct, hotspot | |
| SIM Size | SIM1: Nano, SIM2: Nano | |
| Bluetooth | 5.2, A2DP, LE, aptX HD | yes v5.0 |
| GPS | Yes, with dual-band A-GPS, GLONASS, GALILEO, BDS, QZSS, NavIC | yes with A-GPS, Glonass |
| NFC | Yes | No |
| VoLTE | yes | |
| Wi-Fi | yes Wi-Fi 802.11, b/g/n/n 5GHz | |
| Wi-Fi Features | Mobile Hotspot | |
| USB Connectivity | Mass storage device, USB charging, microUSB 2.0 | |
| Multimedia | Xiaomi Mix 4 | OPPO A15 |
| 3.5 mm Jack | No | |
| Multimedia | 24-bit/192kHz audio Tuned by Harman Kardon | |
| Radio | No | |
| Audio Jack | 3.5 mm | |
| Loudspeaker | Yes, with stereo speakers | yes |
| Design | Xiaomi Mix 4 | OPPO A15 |
| Body build | Glass front (Gorilla Glass Victus), ceramic back, aluminum frame | |
| Body | IP53, dust and splash protection | |
| Colors | Ceramic Black, Ceramic White, Shadow Gray | |
| Height | 164 mm | |
| Dimensions | 162.6 x 75.4 x 8 mm (6.40 x 2.97 x 0.31 in) | |
| Width | 75.4 mm | |
| Thickness | 7.9 mm | |
| SIM | Dual SIM (Nano-SIM, dual stand-by) | |
| Weight | 225 g (7.94 oz) | 175 grams |
| Build Material | Back: Plastic | |
| Colours | Dynamic Black, Mystery Blue | |
| Battery | Xiaomi Mix 4 | OPPO A15 |
| Charging | Fast charging 120W, 100% in 15 min (advertised) Fast wireless charging 50W, 100% in 28 min (advertised) Quick Charge 4 Power Delivery 3.0 | |
| Type | Li-Po 4500 mAh, non-removable | Li-Polymer |
| Capacity | 4230 mAh | |
| User Replaceable | No | |
| Quick Charging | No | |
| Standby time | Up to 323 Hours(2G) | |
| USB Type-C | No | |
| USB OTG Support | yes | |
| Features | Xiaomi Mix 4 | OPPO A15 |
| Sensors | Fingerprint (under display, optical), accelerometer, gyro, proximity, compass, color spectrum | |
| Fingerprint Sensor | yes | |
| Fingerprint Sensor Position | Rear | |
| Other Sensors | Light sensor, Proximity sensor, Accelerometer |
