Our Blog
Science 101
Gear Ratios
Let’s learn about gear ratios and explore the different gear sets of the Tamiya Mini 4WD PRO.
Torque and Acceleration
What is motor torque? And how does it translate to acceleration? Let’s explore.
Distance, time and speed
What is speed? How does it relate to distance and time? Let’s explore using Mini 4WDs as example.
Friction
What is friction? Do you know how it relates to the weight of the object you are trying to move?
Latest experiments
How good are your brakes?
How good are the brakes on your Mini 4WD? Do they perform as good as expected? We have a model to help you plan and estimate your setup.
![7 different Tamiya Mini 4WD low profile small diameter tyres [Item no: 95208, 95205,95152, 95281, 95304]](https://www.mini4science.com/wp-content/uploads/2024/09/IMG_0538_mod2.jpg)
What is the difference amongst the Tamiya Mini 4WD small diameter Low Profile Tyres?
What is the difference amongst the Tamiya Mini 4WD small diameter low profile tyres in terms of grip and bounce? Which one has the most grip? Which one has the lowest bounce rate? We conducted a scientific experiment to measure tyre grip and bounce rate of 7 sets of tyres.
![8 different Tamiya Mini 4WD metal rollers [Item no: 95612, 15522, 95643, 95497, 15426, 95160, 15345, 15475]](https://www.mini4science.com/wp-content/uploads/2024/07/IMG_0296-scaled.jpg)
Which Tamiya Mini 4WD roller is the best? We scientifically tested and compared 15 roller sets
Which is the best Tamiya Mini 4WD roller? We conducted a scientific experiment to measure friction and other properties of 15 sets of rollers.
What is the power and torque of a Tamiya Mini 4WD Hyper-Dash PRO Motor?
How much horsepower does a Tamiya Mini 4WD Hyper-Dash PRO motor generate? How much torque does it have? Where is the sweet power band of the motor? Let’s do some experiments to find out.
What is the difference amongst the Tamiya Mini 4WD sponge brake pads?
Do you know how to rank the Tamiya Mini 4WD brake sponge pads according to their stopping power? Do you know which one is the strongest? Is hard better than soft? Is red stronger than black? We conducted a scientific experiment to measure the frictional properties of the different brake pads and rank them according to their stopping power.
Which is the best matching gear set for Tamiya Mini 4WD Hyper Dash PRO motor? (PRO gear set test series Spring 2023)
Which is the best gear set (4:1, 3.7:1 and 3.5:1) for the Tamiya Mini 4WD Hyper-Dash PRO motor. How do they affect speed and acceleration? Let’s do some experiments to find out.
Tools
Mini 4WD Brake and Jump Simulator (Public beta trial)
Are you still guessing whether your brake setup is good enough for the challenge ahead? Our Mini 4WD Brake and Jump Simulator can take some
Tamiya PRO motor test series December 2022
What is the performance of a Tamiya Mini 4WD Stock PRO motor? (PRO motor test series December 2022)
What is the performance of a Tamiya Stock PRO (kit standard) motor? What is the top speed, average running speed and motor torque? Let’s find out.
What is the performance of a Tamiya Mini 4WD Rev-Tuned 2 PRO motor? (PRO motor test series December 2022)
What is the performance of a Tamiya Rev-Tuned 2 PRO motor? What is the top speed, average running speed and motor torque? Let’s find out.
What is the performance of a Tamiya Mini 4WD Atomic-Tuned 2 PRO motor? (PRO motor test series Dec 2022)
What is the performance of a Tamiya Atomic-Tuned 2 PRO motor? What is the top speed, average running speed and motor torque? Let’s find out.
What is the performance of a Tamiya Mini 4WD Torque-Tuned 2 PRO motor? (PRO motor test series Dec 2022)
What is the performance of a Tamiya Torque-Tuned 2 PRO motor? What is the top speed, average running speed and motor torque? Let’s find out.
Which is the best Tamiya Mini 4WD Tuned PRO motor? (PRO motor test series December 2022)
Which is the best Tamiya Mini 4WD PRO motor amongst the tuned and stock motors? Let’s find out.
What is the performance of a Tamiya Mini 4WD Light-Dash PRO motor? (PRO motor test series December 2022)
What is the performance of a Tamiya Light-Dash PRO motor? What is the top speed, average running speed and motor torque? Let’s find out.
What is the performance of a Tamiya Mini 4WD Hyper-Dash PRO motor? (PRO motor test series December 2022)
What is the performance of a Tamiya Hyper-Dash PRO motor? What is the top speed, average running speed and motor torque? Let’s find out.
What is the performance of a Tamiya Mini 4WD Mach-Dash PRO motor? (PRO motor test series December 2022)
What is the performance of a Tamiya Mach-Dash PRO motor? What is the top speed, average running speed and motor torque? Let’s find out.
Which is the best Tamiya Mini 4WD Dash PRO motor? (PRO motor test series December 2022)
Which is the best Tamiya Mini 4WD motor amongst the Dash motors? How do they compare with Tuned best? Let’s find out.
Which is the best Tamiya Mini 4WD PRO motor? (PRO motor test series December 2022)
Which is the best Tamiya Mini 4WD PRO motor? Let’s find out.
Mods
What if Tamiya made an Ultra-Dash PRO motor for MS/MA chassis?
Have you ever wondered how quick your Mini 4WD would go if Tamiya released an Ultra-Dash PRO (double-shaft) motor for MA/MS chassis? We made one to try out.
Competitions
What is the actual performance of a Tamiya Hyper-Dash PRO motor in a race event?
What is the actual performance of a Tamiya Hyper-Dash PRO motor? What is the top speed and acceleration? Does it do what it says in the packaging? Let’s find out.
Game AI Tournaments (GAT2023) AI Mini 4WD Competition Event Diary
Game AI Tournaments (GAT2023) AI Mini 4WD competition event diary
Mini 4WD B-MAX GP UK (May 2025) Event Diary
The event diary of the first Mini 4WD B-MAX GP UK held in London Morden on 3rd May 2025. Boxstock, B-MAX and Open Class Tamiya Mini 4WD cars race.
More
What is the performance of the Tamiya Atomic Tuned 2 Motor PRO (on paper)?
Can we work out the potential the top speed and acceleration of a Mini 4WD with Tamiya Atomic Tuned 2 Pro motor based on the information on the packaging? Let’s investigate.
What is the actual performance of a Tamiya Hyper-Dash PRO motor in a race event?
What is the actual performance of a Tamiya Hyper-Dash PRO motor? What is the top speed and acceleration? Does it do what it says in the packaging? Let’s find out.