How Fast Can a Tamiya RC Car Go?
Find out the top speed of Tamiya RC cars and get ready for an adrenaline rush on your next RC run. Full throttle!
By Elite Radio Control teamUpdated 5 min read
Part of the guide: Tamiya RC cars

This time we’re tackling one of the questions we hear most often: how fast can a Tamiya RC car go? If you’re into radio-controlled cars, you’ve probably wondered just how quick one of these models can get.
Read on to find out!
Top speed of a Tamiya RC car
Before getting into the details, keep in mind that the top speed of a Tamiya RC car can vary with several factors, such as the specific model, the motor setup and the surface you’re driving on.
In general, though, these cars usually top out somewhere between 12 and 25 mph (20–40 km/h).
Factors that affect speed
Several factors influence how fast a Tamiya RC car can go. One of the most important is the motor. Some models come with high-output motors that let them reach higher speeds.
Another factor is the battery. Higher-capacity, higher-voltage batteries deliver more power and, as a result, more speed.
The car’s aerodynamics and weight can also affect its top speed.
Tips to increase speed
If you’re looking to make your Tamiya RC car faster, here are a few useful tips. First, make sure your motor setup is right. If your car came with a stock motor, you may be able to swap it for a more powerful one to reach higher speeds.
Also, go for higher-capacity, higher-voltage batteries for an extra boost.
And don’t forget to keep your car in good shape and clean to cut drag and improve its aerodynamics.
Conclusions
In short, a Tamiya RC car can reach a top speed of somewhere between 12 and 25 mph (20–40 km/h). Keep in mind, though, that these figures are approximate and can vary depending on several factors.
If speed is what you’re after, choose a model with a powerful motor and run higher-capacity batteries. Enjoy the thrill of driving your Tamiya RC car flat out!
Can you change the speed of a Tamiya RC car?
Yes, you can change the speed of a Tamiya RC car, and there are several ways to do it.
1. Change the pinion: one of the most common ways to make an RC car faster is to change the motor pinion. A larger pinion raises top speed but cuts acceleration and torque. A smaller pinion, on the other hand, improves acceleration and torque but lowers top speed. The key is to find the balance between speed and acceleration that suits you.
2. Upgrade the motor: another option is to replace the motor with a more powerful one. Higher-voltage or higher-rpm motors can deliver a higher top speed. Keep in mind, though, that a more powerful motor may call for upgrades to other components, such as the drivetrain, to handle the extra power.
3. Upgrade the battery: switching to a higher-voltage or higher-capacity battery can also make the RC car faster. A higher-voltage battery sends more power to the motor, which means more speed. Just make sure the electronic speed control (ESC) and other components are compatible with the new battery.
4. Cut weight: removing any unnecessary weight from the car can improve its speed. You can do this by taking off extra parts or using lighter materials in the build.
Remember that when you modify your Tamiya RC car, you need to respect the vehicle’s specs and limits and follow the manufacturer’s instructions.
Also keep in mind that more speed can also mean a higher risk of crashes, so drive carefully and in safe areas.
What is the top speed of a Tamiya RC car?
The top speed of a Tamiya RC car depends on the specific model and any modifications made to it. In general, Tamiya RC cars run at speeds from about 12 mph to 30 mph (20–50 km/h).
Some modified models can go even faster, though.
Keep in mind that top speed can also be affected by factors such as the terrain, the car’s weight and the weather.
What affects the speed of a Tamiya RC car?
The speed of a Tamiya RC car can be affected by several factors, including these:
1. Motor power: the speed of a Tamiya RC car depends largely on the power of the motor installed. The more powerful the motor, the higher the top speed the car can reach.
2. Gear ratio: the gear ratio is the relationship between motor speed and wheel speed. The taller the gearing (fewer motor turns per wheel turn), the higher the car’s top speed.
3. Wheel size and type: the size and type of wheels can affect the car’s speed. Larger wheels can let the car reach higher speeds, while smaller wheels can give it more acceleration.
4. Car weight: weight can also affect speed. A lighter car can be faster than a heavier one because it needs less power to move.
5. Aerodynamics: the car’s aerodynamic design can influence its speed. A more aerodynamic shape can cut drag and allow a higher speed.
6. Battery: the capacity and quality of the battery in the car can also affect its speed. A higher-capacity battery can deliver more energy to the motor and allow more speed.
7. Surface conditions: the type of surface you drive on can also affect speed. For example, a smooth, flat surface allows more speed than a rough or uneven one.
These are just some of the factors that can influence the speed of a Tamiya RC car. Keep in mind that top speed can vary depending on the combination of these factors and on any modifications made to the car.
Are there speed limits for Tamiya RC cars in races or events?
Yes, there are speed limits for Tamiya RC cars in some races and events. These limits vary depending on the class you race in and the type of motor used.
The most common classes are speed classes, where maximum speed limits are set to keep drivers and spectators safe. For example, some classes set a limit of about 19 mph (30 km/h), while in others it may be about 37 mph (60 km/h) or more.
Certain events may also set speed limits for specific classes, such as drift classes, where the goal is to recreate controlled slides and drifts at lower speeds.
In short, speed limits for Tamiya RC cars in races and events vary depending on the class and the type of motor used.
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