Here is a video review of the Airhawk M-13 Quadcopter Drone. You really get to see how the M-13 performs.
Here is a video review of the Holy Stone U818A. The U818A is a quality drone that you can get for a very affordable price.
Holy Stone U818A Video Review
Here is a video review of the 3D Robotics Solo.
3D Robotics Solo Video Review
Here is a 3D Robotics Iris+ Multicopter unboxing video. Also, be sure to look at the 3D Robotics Iris+ Multicopter video review.