+1
Arrma is definitely the best bang for your buck with their 3s line, but they are a little pricy now due to inflation. :(
I recommend avoiding the Traxxas 1/16 line as I heard about many issues with the drivetrain. The differentials have some issues with stripping out.
A Losi Mini B/T would be...
Are your batteries fully charged? When it cuts out, check the voltage with either your charger, LiPo checker, or multimeter. Also, the motor wires may be mixed around on the one with the faster reverse.