Choosing the proper motor dimension and KV in your FPV drone may be difficult, particularly when contemplating prop dimension and LiPo voltage. Whereas there isn’t a one-size-fits-all reply, this information supplies a spread of choices primarily based on my years of expertise of varied builds.
Trying to learn to construct an FPV drone from scratch? Take a look at my complete tutorial right here: https://oscarliang.com/how-to-build-fpv-drone/
For motor suggestions, try my purchaser’s information: https://oscarliang.com/motors/
FPV Drone Elements Desk
This lookup desk is designed to assist these constructing a brand new FPV drone who could also be not sure concerning the perfect motor and propeller mixtures. It’s necessary to notice that this isn’t an exhaustive checklist, however moderately a set of fashionable and profitable examples for various prop sizes and LiPo cell counts.
I’ve tried to incorporate as many examples as attainable, new motor and propeller mixtures are often being up to date, however when you discover one thing lacking, please share within the feedback beneath. Your suggestions is invaluable in making this useful resource even higher for fellow FPV drone fans.
| Prop Measurement | Class | Cell Rely | Motor Measurement | Motor KV | LiPo Battery mAh | Dry Weight |
|---|---|---|---|---|---|---|
| 31mm (1.2″) Triblade | Tinywhoop 65mm | 1S | 0702, 0802 | 23000-30000 | 260, 300, 450 | 16-22g |
| 31mm (1.2″) Twoblade | Tinywhoop 65mm | 1S | 0702, 0802 | 30000+ | 300 | 16-22g |
| 40mm (1.6″) Triblade | Tinywhoop 75mm | 1S | 0802, 1002 | 20000-23000 | 450-550 | 20-30g |
| Tinywhoop 75mm | 2S | 0802, 1002, 1102 | 12000-14000 | 450-650 | 30-50g | |
| Tinywhoop 75mm | 3S | 1102, 1103 | 8000-11000 | 300-650 | 40-70g | |
| 40mm (1.6″) Twoblade | Tinywhoop 75mm | 1S | 0802, 1002 | 23000-25000 | 450-550 | 20-30g |
| Tinywhoop 75mm | 2S | 0802, 1002 | 14000+ | 450-650 | 30-50g | |
| 2″ Triblade | Whoop 85mm | 2S | 1003, 1103 | 11000-15000 | 450-650 | 70-90g |
| Whoop 85mm | 3S | 1103, 1203, 1303 | 5000-7500 | 450-650 | 80-100g | |
| 1.6″ Triblade | Ultralight | 1S | 1002 | 21000-23000 | 450-650 | 30g |
| 2″ Triblade | Ultralight | 1S | 1002, 1003, 1102 | 20000-23000 | 450-650 | 30-40g |
| Ultralight | 2S | 1002, 1003, 1103 | 10000-14000 | 450-650 | 30-50g | |
| Ultralight | 3S | 1103, 1105 | 6000-8000 | 300-450 | 60-100g | |
| Ultralight | 4S | 1105, 1106 | 5000-6000 | 450-650 | 70-130g | |
| 2.5″ Triblade | Ultralight | 2S | 1203, 1204, 1303 | 7500 | 450-650 | 55-70g |
| Ultralight | 3S | 1203, 1204, 1303 | 6000 | 450-650 | 120-140g | |
| Ultralight | 4S | 1404 | 4500 | 450-850 | 140-180g | |
| 2.5″ Two-Blade | Ultralight | 1S | 1103, 1203 | 13500 | 300-450 | 25-35g |
| Ultralight | 2S | 1203, 1204, 1303 | 7500-10000 | 450-550 | 40-60g | |
| Ultralight | 3S | 1203, 1204, 1303 | 6000-8000 | 450-550 | 45-65g | |
| Ultralight | 4S | 1303, 1404 | 4500-6000 | 450-650 | 55-90g | |
| 3″ Triblade | Freestyle | 2S | 1303, 1404 | 4500-5500 | 550-650 | 70-100g |
| Freestyle | 3S | 1303, 1404, 1407 | 4000-5000 | 550-850 | 90-200g | |
| Freestyle | 4S | 1404, 1407, 1506 | 3000-4200 | 450-850 | 140-260g | |
| Freestyle | 6S | 1506, 1507 | 2700-3000 | 550-850 | 150-280g | |
| 3″ Two-Blade | Lengthy Vary | 1S | 1103, 1202, 1203 | 10000-12000 | Li-Ion 2500-3000mAh | 60-80g |
| Ultralight | 1S | 1202.5, 1203, 1303 | 11000-14000 | 450 | 30-50g | |
| Ultralight | 2S | 1203, 1204, 1303 | 6000-8000 | 450 | 40-60g | |
| Ultralight | 3S | 1203, 1204, 1303, 1304 | 4500-6500 | 300-450 | 55-75g | |
| Ultralight | 4S | 1303, 1304, 1404 | 3500-5000 | 450-550 | 60-80g | |
| 3″ | Cinewhoop | 4S | 1404, 1505, 1804, 2004 | 3000-4000 | 850-1300 | 180-300g |
| Cinewhoop | 6S | 1404, 1505, 1804, 2004 | 2500 | 850-1300 | 180-300g | |
| 3.5″ | Cinewhoop | 4S | 2004, 2006, 2106 | 2500-3500 | 1300-1500 | 250-350g |
| Cinewhoop | 6S | 2004, 2006, 2106 | 1800-2500 | 1000-1300 | 250-350g | |
| 3.5″ Triblade | Fredstyle | 4S | 1404, 1504, 2004 | 3500-4000 | 850-1000 | 150-200g |
| 6S | 1504, 2004, 2006 | 2500-3000 | 850-1000 | 150-200g | ||
| 4″ Triblade | Freestyle | 4S | 2004 | 2400-3000 | 850-1000 | 120-200g |
| Freestyle | 6S | 2004, 2106 | 1800-2500 | 650-850 | 120-180g | |
| 4″ Two-Blade | Lengthy Vary | 3S | 1404, 1504 | 3500-4000 | Li-Ion 2500-3000mAh | 120-150g |
| Lengthy Vary | 4S | 1404, 1504 | 2500-3000 | Li-Ion 2500-3000mAh | 150-200g | |
| 5″ Triblade | Freestyle | 4S | 2306, 2207, 2207.5, 2208, 2308 | 2300-2700 | 1300-1500 | 300-450g |
| Freestyle | 6S | 2306, 2207, 2207.5, 2208, 2308 | 1700-2000 | 1000-1300 | 300-450g | |
| Racing | 4S | 2306, 2207, 2207.5, 2208, 2308 | 2500-2700 | 1300-1500 | 250-300g | |
| Racing | 6S | 2306, 2207, 2207.5, 2208, 2308 | 1800-2100 | 1000-1300 | 250-300g | |
| 5″ Two-Blade | Ultralight | 4S | 2004, 2204, 2205 | 2300-3000 | 850-1000 | 150-250g |
| Ultralight | 6S | 2004, 2204, 2205 | 1600-2300 | 650-850 | 150-250g | |
| 6″ | Freestyle | 4S | 2207, 2207.5, 2208, 2308, 2408 | 2100-2500 | 1300-1800 | 300-450g |
| Freestyle | 6S | 2207, 2207.5, 2208, 2308, 2408 | 1500-1800 | 1000-1500 | 300-450g | |
| 7″ | Freestyle | 6S | 2806, 2806.5, 2807, 2808, 3106.5 | 1200-1400 | 2200-3000 | 400-500g |
| Lengthy Vary | 4S | 2806, 2806.5, 2807, 2808, 3106.5 | 1600-1900 | Li-ion 2500-4000mAh | 350-500g | |
| Lengthy Vary | 6S | 2806, 2806.5, 2807, 2808, 3106.5 | 980-1300 | Li-ion 2500-4000mAh | 350-500g |
Dry weight refers back to the whole weight of the drone with out the battery. Listed here are the definitions of the phrases used within the lookup desk.
What’s a Tinywhoop?
What’s a Freestyle FPV Drone?
A freestyle drone is a sort of FPV drone optimized for agility, maneuverability, and inventive flight. In contrast to racing drones, that are constructed for pace and precision on a observe, freestyle drones are designed for performing aerial acrobatics and sophisticated maneuvers in open environments. They usually have highly effective motors and responsive controls to execute intricate flight patterns and tips. Freestyle drones sometimes carry motion cameras comparable to GoPro to seize dynamic, usually acrobatic footage from the pilot’s perspective. Sturdiness can be a key characteristic, as these drones ceaselessly bear tough landings and crashes throughout stunts. Freestyle flying emphasizes private type, fluidity, and the artwork of aerobatic flight.
What’s a Lengthy Vary FPV Drone?
A lengthy vary FPV drone is designed for prolonged flight distances, usually exceeding a number of kilometers. These drones prioritize environment friendly energy consumption, steady flight traits, and dependable communication methods over sturdiness, pace or agility. Outfitted with giant Li-ion battery packs and environment friendly propulsion methods, it’s attainable to get 20 minutes, half-hour and even longer flight time. With superior GPS capabilities, long-range drones can cowl huge areas, making them perfect for exploration or aerial pictures. They usually characteristic strong radio tools to take care of a powerful connection over lengthy distances and should incorporate fail-safe mechanisms like return-to-home capabilities to make sure protected restoration. The main target is on endurance and reliability, moderately than pace or acrobatic functionality.
What’s a Racing FPV drone?
Conclusion
I hope this lookup desk has offered useful steering in deciding on the suitable motor dimension, propeller dimension, KV, and LiPo cell rely in your subsequent drone construct. Do not forget that these are merely options, and there’s at all times room for experimentation to search out the right mixture in your particular functions and flying type. Completely happy constructing and flying!
Edit Historical past
- Mar 2021 – Desk created
- Apr 2023 – Article revised
- Jan 2024 – Added extra motor sizes/KV to the desk
- Dec 2024 – Up to date some motor sizes and KV within the desk. Added 85mm whoop class.