What is the wheelbase of the 5-inch traversing machine? Comprehensive analysis of popular models and configuration data
Recently, the community of traversing machine enthusiasts has had a heated discussion around the "5-inch wheelbase of the traversing machine". As the mainstream size for racing and flying, the wheelbase of the 5-inch model directly affects flight performance and accessory compatibility. This article will combine the hot topics on the Internet in the past 10 days and provide you with a detailed analysis through structured data.
1. Analysis of wheelbase standard of 5-inch traversing machine

5-inch traversing machines usually refer to models using 5-inch propellers, and their wheelbase (diagonal motor center distance) range is as follows:
| Wheelbase type | Range(mm) | Applicable scenarios |
|---|---|---|
| Compact | 190-210 | Racing, high mobility |
| Standard type | 210-230 | Comprehensive flower flying/racing |
| wide body | 230-250 | Long battery life and stable shooting |
2. Wheelbase comparison of popular 5-inch models
According to recent e-commerce platform sales and forum discussion popularity, the following models have received the most attention:
| Model | Wheelbase (mm) | Weight(g) | Typical power configuration |
|---|---|---|---|
| iFlight Nazgul5 | 225 | 550-650 | 2207 motor/50A ESC |
| GEPRC Mark5 | 215 | 480-550 | 2306 motor/45A ESC |
| Diatone Roma F5 | 230 | 600-700 | 2208 motor/60A ESC |
3. The impact of wheelbase on performance
According to measured data from the FPV community, changes in wheelbase will significantly change flight characteristics:
| Wheelbase shortened by 10mm | Wheelbase increased by 10mm |
|---|---|
| +15% roll rate | -10% control sensitivity |
| -8% battery life | +12% wind stability |
| +20% battery heating | +5% shooting stability |
4. New trend in 2024: lightweight design
Recently released 5-inch models generally use 3K carbon fiber frames. For example, the latest TBS Source One V5 has a wheelbase of 215mm and the weight of the entire machine is reduced to less than 450g. Tests by forum user @DroneMaster show that this type of model can achieve 8 minutes of flight life on a 6S battery.
5. Accessory Compatibility Guide
Things to note when choosing wheelbase:
1. Image transmission antenna spacing: It is recommended that the wheelbase be ≥200mm to avoid signal interference
2. Action camera installation: GoPro requires ≥210mm wheelbase installation space
3. Battery compartment limitation: 6S 1300mAh battery usually requires ≥220mm wheelbase
Summary
The wheelbase of 5-inch traversing machines is concentrated in the 190-250mm range, and the mainstream choice is 210-230mm. The recent trend of lightweight design is obvious, and it is recommended to balance maneuverability and stability according to the flight scenario. For specific choices, please refer to the above data comparison, and pay attention to the combination of the motor KV value and propeller.
(The full text is about 850 words in total, data statistics period: the latest community discussions and manufacturer public parameters in 2024)
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