Holybro Kopis Racing 3″ FPV drone under 250g

There is a constant challenge for manufacturers to maintain their drones under 250grams. They need to keep a good balance between flight performance, battery life, and weight. Holybro recently released a new 3″ FPV racing drone that weighs only 145 grams. Considering that a 4S 850mAh LIPO battery has about 100 grams, the total take-off weight of the Kopis Racing 3 remains under 250g.

The Holybro Kopis Racing 3″ is built on a robust 137mm size carbon fiber frame with 4mm thick arms. Its powerful F1507 KV3800 brushless motors are paired with 3-leaf propellers. The flight stack consists of a Kakute F7 Mini V3 flight controller and Tekko32 F3 4in1 35A mini ESC board.

The angle of the RunCam Racer Nano 2 camera can be uptilt from 10 degrees to 90 degrees. Using the high-power Atlatl HV Micro 5.8Ghz VTX, FPV range should not be an issue. Unfortunately, the badly positioned (in front, right above the camera) 3D printed antenna mount…