Performance Pro

Speed-Wiz Software

About this app

Speed-Wiz Performance Pro has all the car performance calculations and performance simulations you need to build and modify great cars, trucks, motorcycles, and boats. Its many automotive performance calculations and performance graphs make it easy to find out what you need to know. Easy and fun to use, Performance Pro will give you results immediately with no tedious setup and learning chores. It's car math made simple.


Please note: Car Math Pro is replacing this app.


Performance calculations and performance simulations:
- Conditions including density altitude
- Acceleration simulation with detailed inputs and advanced, proprietary algorithms
- Acceleration weight transfer
- Braking performance simulation
- Braking weight transfer
- Cornering simulation including banking option and including spin and rollover conditions
- Cornering weight transfer
- Dragstrip (simple acceleration calculations for various speeds and distances based on power and weight)
- Steady-state going simulation with detailed inputs including road grade and wind speed providing performance and efficiency outputs
- Horsepower based on acceleration performance
- Power curve input used in acceleration simulation and shift point calculation
- Shift points calculated by torque peak, power curve, or any specified values and used in acceleration simulation
- Speeds in gears
- Top speed including theoretical and actual top speed
- Torque based on acceleration performance


Performance graphing:
- Conditions
- Acceleration
- Acceleration force
- Acceleration rate
- Acceleration rate transfer
- Braking time and distance
- Braking weight transfer
- Cornering
- Cornering weight transfer
- Dragstrip performance by power
- Dragstrip performance by weight
- Steady-state going
- Power curve
- Power by elapsed time
- Power by trap speed
- Shift points
- Speeds
- Top speed
- Torque
- Wheel thrust


Easy and fun to use
Automatic, instantaneous calculations
Advanced, reliable, and proven algorithms
Unlimited vehicle and configuration files
Configurable colors
Proven performance algorithms
Context-based online help
Metric and English inputs and outputs with automatic conversion
Works with turbocharged and supercharged engines
No advertising


Other Speed-Wiz car math modules include Engine Pro, Chassis Pro, Tire Pro, Brake Pro, Suspension Pro, Turbo Pro, Race Pro, and more!

What's new

System updates
Bug fixes and other improvements