| PRODUCT 1 | PRODUCT 2 | |
![]() OPPOOPPO R15X | ![]() UMIDIGIUMIDIGI A11 PRO MAX | |
| VERSION | ||
| Announced | 2018 | August 2021 |
| Release date | 2018 | August 2021 |
| NETWORK | ||
| Technology | 4G | |
| DEVICE | ||
| Dimensions | ||
| Weight | 225 g - 7.94 oz | |
| S.I.M. | Dual SIM | |
| Design | 25MP | 24MP |
| Other | ||
| SCREEN | ||
| langfront.Type | IPS LCD | |
| Size | 6.4 inches | 6.8 inches |
| Resolution | 1080 x 2340 pixels | 1080 x 2460 px |
| Protection | Scratch resistant | |
| PLATFORM | ||
| Operating system | Android 8.1 (Oreo) | Android 11 |
| Chipset | MediaTek Helio G80 (12nm) | |
| Processor | Octa-core (4x2.0 GHz Kryo 260 & 4x1.8 GHz Kryo 260) | Octa-Core (2x Cortex A75 2.0 GHz + 6x Cortex A55 1.8 GHz) |
| GPU | ARM Mali-G52 2EEMC2 | |
| MEMORY | ||
| Card slot | ❌ | microSDXC |
| Internal & RAM | 128 GB, 6 GB RAM | 128GB 4GB RAM |
| CAMERA | ||
| Main | Dual 16 MP & 2 MP | 48 MP (ƒ/ 1.79) + 16 MP + 3 MP |
| SOUND | ||
| Loudspeaker | ✔️ | ✔️ |
| Jack 3,5 mm | ✔️ | ✔️ |
| CONNECTIVITY | ||
| Wifi | ✔️ | |
| Bluetooth | 5.0 | |
| GPS | ✔️ | GPS,A-GPS,GLONASS,Galileo, |
| NFC | ❌ | |
| Radio | ❌ | FM Radio |
| USB | microUSB 2.0, | USB Type C |
| CHARACTERISTICS | ||
| Sensors | Fingerprint reader under the screen | Fingerprint (side-mounted),Proximity,Accelerometer,compass,gyro,Infrared port, |
| Various | ||
| BATTERY | ||
| Type | 3500 mAh | 5150 mAh |