I will recommend you Oppo F7. It comes with a superior processor with a good amount of RAM assuring that the device can run buttery smooth even while multitasking. It draws its required energy from a 3,400mAh Li-ion battery which might be sufficient for a day.
For the selfie lovers, the smartphone offers an impressive 25MP front camera.
A new smartphone ASUS_X00QD has been spotted on Geekbench site which could be called asAsus Zenfone 5 Max. As per the listing, the phone has scored 1518 points in the single core test, whereas the multi-core test scored 5386 points. The phone will run on Android 8.0 Oreo version.