How to Build Your First 5-Inch FPV Quadcopter: A Complete Parts List
Building your first 5-inch FPV quadcopter is one of the most rewarding projects in the drone hobby. Unlike a ready-to-fly kit, a custom build teaches you exactly how every component works, and it makes future repairs and upgrades dramatically easier. This guide walks you through every part you need, from the frame to the battery, so you can assemble a machine that is both reliable and genuinely fun to fly.
The Frame
The frame is the skeleton of your quadcopter. For a first build, a 5-inch frame made from carbon fiber is the standard choice because it is strong, light, and supported by a huge supply of replacement arms and plates. Look for a frame with a unibody or bolt-together design, a 30.5×30.5mm or 20x20mm mounting pattern for your electronics, and 4mm arm thickness for crash durability. Popular options include the TBS Source One and the ImpulseRC Apex, but almost any well-reviewed 5-inch frame will do the job.
The Flight Controller and ESC Stack
The flight controller, or FC, is the brain of the drone. It reads your stick inputs and gyro data and tells the motors how to spin, while the electronic speed controllers, or ESCs, deliver power to the motors. For a beginner-friendly build, choose a combined stack with a modern F4 or F7 flight controller and a 4-in-1 ESC rated for at least 45 amps. Betaflight is the de facto standard firmware and works with almost every stack on the market, which means you will find endless tutorials and community support.
Motors and Propellers
For a 5-inch quad, 2207 or 2306 size brushless motors with a KV rating between 1700 and 1900 are a versatile starting point for 4S batteries. Pair them with 5-inch propellers pitched between 5.0 and 5.3 inches for a balanced mix of power and efficiency. Always keep several spare sets of propellers on hand, because props are the first thing to break in any crash and a bent or cracked prop will ruin your flights.
The FPV Video System
Your video system includes a camera, a video transmitter or VTX, and a set of goggles. Beginners often start with analog because it is inexpensive and forgiving, but digital systems like DJI, HDZero, and Walksnail deliver a far clearer image. Whichever route you choose, mount the camera at a slight upward tilt and keep the VTX antenna away from carbon fiber and metal to reduce interference.
Radio Control Link
You need a radio transmitter and a matching receiver to control the drone. ExpressLRS is the most popular protocol today thanks to its long range, low latency, and very low cost. Choose a radio that runs ELRS or supports an ELRS module, and pair it with a small ELRS receiver on the drone. Set a failsafe in Betaflight so the quadcopter disarms automatically if the signal is ever lost mid-flight.
Batteries and Power
A 4S or 6S lithium polymer battery in the 1300 to 1500mAh range powers most 5-inch builds. 6S delivers more punch and efficiency but costs more for parts, while 4S is gentler and cheaper and remains a great place to start. You will also need a compatible balance charger, a parallel charging board if you plan to charge multiple packs, and an XT60 or XT90 connector on your power lead. Always charge LiPo packs on a fireproof surface and never leave them unattended.
Tools and Assembly
Beyond the drone itself, budget for a soldering iron with a fine tip, flux, 60/40 or 63/37 rosin-core solder, a set of hex drivers, and heat shrink tubing. Assemble the frame first, then mount the stack, motors, and video system. Keep motor wires tidy and routed away from spinning propellers, and double-check every solder joint before applying power for the first time.
First Test Flight
Before your first real flight, verify motor direction and propeller orientation in Betaflight, confirm that receiver inputs move in the correct direction, and perform a short, low-altitude hover test. With everything confirmed, you are ready to enjoy a quadcopter you built with your own hands.
Building your own 5-inch quad is a weekend project that pays off for years. Start with quality parts, take your time with soldering, and you will have a machine you can repair, tune, and upgrade as your skills grow.