Guides
Short, checked explainers on acceleration, horsepower and the numbers on a time slip. Every guide links to the calculator that does the maths.
ExplainersWhat Is a Dyno? Dyno Testing, Tuning Costs & How to Read a Dyno Sheet
A dyno measures an engine's torque and rpm under load and calculates horsepower. Engine vs chassis vs hub dynos, Dynojet vs Mustang, how to read a dyno sheet, SAE vs STD correction, and what a dyno test or tune costs.
ExplainersWhat Is G-Force? Meaning, Examples in Cars & F1, and How Many G’s Humans Can Take
G-force is acceleration measured against gravity: 1 g is 9.80665 m/s². How to work it out, how many g cars, F1, roller coasters and fighter jets pull, how much a human can take, and the highest g ever survived.
ExplainersWhat Is Horsepower? Meaning, Formula & What It Means for Your Car
Horsepower is how fast an engine does work: 33,000 foot-pounds per minute, or 745.7 watts. The formula with a real engine, hp vs bhp vs whp vs PS vs kW, how it's measured, and how much your car needs.
ExplainersWhat Is Torque in a Car? A Simple Explanation With Real Numbers
Torque is the twisting force that turns your wheels. What it measures, lb-ft vs Nm, why the rpm where it peaks matters, and how much torque real cars, trucks and EVs make.
BenchmarksTop Fuel Dragster 0-60: Under Half a Second, Explained
A Top Fuel dragster hits 60 mph in under half a second and 100 mph in about 0.8. The current 346.95 mph and 3.623-second records, how 11,000 hp is made, and why the race is only 1,000 feet.
BenchmarksF1 Car 0-60: How Fast Does a Formula 1 Car Accelerate?
An F1 car reaches 60 mph in about 2.6 seconds. How that compares with hypercars, IndyCar and Top Fuel dragsters, where F1 pulls away, and what the 2026 power units changed.
BenchmarksAverage Car Horsepower in 2026: By Segment, EVs and How Much Is Good
The average new US vehicle makes about 260 hp, per the EPA. How that has grown since 1975, what today's best-sellers and EVs make, and how much horsepower is good for daily driving.
ExplainersHow Much Horsepower Does a Horse Have? Up to 15 hp, Here’s Why
A horse peaks at about 15 hp but works all day at about 1 hp. Where James Watt's unit came from, how horses compare with humans and engines, and why 300 hp isn't 300 horses.
ExplainersHow Long Is a Quarter Mile? 1,320 Feet in Meters, Yards and Steps
A quarter mile is 1,320 feet. Here it is in meters, yards, kilometers and steps, how long it takes to walk or drive, and every drag-strip distance from 60 ft to 1,320 ft.
ExplainersWhat Is an Odometer Reading? How to Read It and Spot Fraud
What the odometer reading means, how to read analog and digital odometers, what a normal reading looks like, and how to spot a rolled-back one.
How-toHow to Use Cruise Control: Buttons, Steps and Safety Tips
The buttons explained, step-by-step instructions for standard and adaptive cruise control, and the situations where you should leave it switched off.
BenchmarksWhat Is a Good 0-60 Time?
From city cars to hypercars: where 0-60 times fall today, why two tests of the same car disagree, and how to get an honest number for your own.
ExplainersTorque vs Horsepower: What Each One Actually Does
Torque is force, horsepower is how fast that force does work. Here's what each number really tells you, why they cross at 5,252 rpm, and which one matters for acceleration, towing and daily driving.
ExplainersWHP vs BHP vs HP: What Each Horsepower Number Means
Wheel horsepower and crank horsepower measure the same engine in different places. Here's where the missing power goes, what a normal gap looks like, and why two dynos can disagree.
BenchmarksWhat Is a Good Power-to-Weight Ratio?
Power-to-weight benchmarks for cars and bikes in hp per tonne and lb/hp, why the ratio predicts acceleration better than horsepower, and the cheapest ways to improve it.
BenchmarksFastest 0-60 Cars in 2026: Tested Times vs Official Claims
The quickest production cars to 60 mph, split into independently tested times and manufacturer claims, with the reasons the two lists disagree.
How-toQuarter-Mile Times Explained: What’s Fast, 10-12 Second Cars & Reading a Time Slip
Quarter-mile benchmarks from street cars to race cars, 15 tested cars that run 10s, 11s and 12s, every line on a time slip explained, and what your ET and trap speed say about your launch and your power.