Car Studies and Research

Comprehensive data-driven research to help you find your next car, truck or SUV

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Image for The Fastest-Selling New and Used Cars in January

The Fastest-Selling New and Used Cars in January

What were the fastest-selling new and used vehicles for January 2021?
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New Cars With the Most Excess 2020 Inventory

Surplus 2020 Vehicles Provide Great Deals for Consumers Looking for New Cars
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Cars Owners Keep the Longest

Loyalty-Inspiring Cars that Owners Keep for 15 Years or More
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Most Popular Cars in 2020

Best-Selling Used and New Cars in America
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Best Used Cars for 2021

The Safest, Most-Reliable Cars that Retain the Most Value Based on iSeeCars Analysis
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Top 10 Best Times to Buy a Car

Best and Worst Times to Buy a Used Car by Holiday, Month, and Day  
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Black Friday Car Deals For 2020
Image for October Used Car Prices Up 9.5 Percent

October Used Car Prices Up 9.5 Percent

Used Cars with the Greatest Price Increases and Decreases in October 2020
Image for Top 10 Cars That Hold Their Value Best

Top 10 Cars That Hold Their Value Best

Car depreciation by price and segment
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Hybrid Vehicles Lead in Owner Satisfaction

Which Vehicles Have the Most Satisfied Owners?
Most Popular Studies

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Image for The Longest-Lasting Trucks Most Likely To Reach 250,000 Miles
The Longest-Lasting Trucks Most Likely To Reach 250,000 Miles

The Ram 3500 leads all trucks, while Toyotas top the midsize and full-size pickup categories
Image for These Used Cars Have Had the Biggest Price Increases Since 2019
These Used Cars Have Had the Biggest Price Increases Since 2019

Luxury and performance vehicles had the largest price hikes, while entry-level cars’ prices also rose by over 50%
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What Trim Is My Car? How To Find a Car’s Trim Level

These are the best ways to identify a vehicle’s trim when it’s missing, incorrect, or unclear
Image for The Most Colorful Car Brands and Models
The Most Colorful Car Brands and Models

More than half of Fiats are painted a non-grayscale shade, with the Fiat 500e and Volkswagen ID. Buzz colorful nearly three-quarters of the time
Image for Cities and States With the Biggest Drop in Used Car Affordability
Cities and States With the Biggest Drop in Used Car Affordability

Used car prices are up nearly 50% in Rhode Island, Utah, Atlanta, Charlotte, and Miami
Image for America’s Most and Least Colorful Car Markets
America’s Most and Least Colorful Car Markets

Alaska and Cleveland are the most colorful car markets, but black, white, gray, and silver still dominate everywhere
Image for How To Get a Replacement Window Sticker for Your Car
How To Get a Replacement Window Sticker for Your Car

A missing window sticker doesn’t mean you can’t verify a car’s original price and equipment
Image for How To Verify Installed Options Before Buying a Used Car
How To Verify Installed Options Before Buying a Used Car

Make sure what the seller says matches the vehicle’s equipment and price
Image for How To Buy a Used EV: Range, Battery Health and What To Check
How To Buy a Used EV: Range, Battery Health and What To Check

A 10-step guide to finding a used electric vehicle that fits your driving needs and budget as gas prices surge
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Window Sticker vs. Build Sheet: What’s the Difference?

What a vehicle originally cost and came with vs. how it was built at the factory
Image for The 5 Best Free Window Sticker Lookup Tools for Car Shoppers
The 5 Best Free Window Sticker Lookup Tools for Car Shoppers

Where to find free window sticker lookups to easily check a car's original options, price, and more
Image for What Is a VIN Generator and Why Car Buyers Should Care?
What Is a VIN Generator and Why Car Buyers Should Care?

Protect yourself from fake VINs and costly used-car scams to ensure you're buying a legitimate car

Best Car Rankings for 2026

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Best SUVs
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Best Electric Cars
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Best Electric Compact Cars
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Best Hybrid SUVs
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Best Hybrid Cars
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Best Midsize SUVs
Image for Best Luxury SUVs
Best Luxury SUVs
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Best Small SUVs
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Best Electric SUVs
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Best Sports Cars
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Best 7-Seater SUVs
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Best Small Cars

Safest Car Rankings for 2026

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Safest SUVs
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Safest Small SUVs
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Safest Compact Cars
Image for Safest Small Cars
Safest Small Cars
Image for Safest Trucks
Safest Trucks
Image for Safest Electric Cars
Safest Electric Cars
Image for Safest Sedans
Safest Sedans
Image for Safest Midsize SUVs
Safest Midsize SUVs
Image for Safest Sports Cars
Safest Sports Cars
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Safest Luxury SUVs
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Safest Minivans
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Safest Hybrid Cars

Best Gas Mileage Rankings for 2026

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Image for Best Gas Mileage SUVs
Best Gas Mileage SUVs
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Best Gas Mileage Trucks
Image for Best Gas Mileage Small SUVs
Best Gas Mileage Small SUVs
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Best Gas Mileage Large SUVs
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Best Gas Mileage Hybrid SUVs
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Best Gas Mileage Sedans
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Best Gas Mileage Minivans
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Best Gas Mileage Hatchbacks
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Best Gas Mileage Sports Cars
Image for Best Gas Mileage Luxury SUVs
Best Gas Mileage Luxury SUVs
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Best Gas Mileage Hybrid Cars
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Best Gas Mileage Full-Size Trucks

Most Reliable Car Rankings for 2026

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Image for Most Reliable SUVs
Most Reliable SUVs
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Most Reliable Trucks
Image for Most Reliable Luxury Cars
Most Reliable Luxury Cars
Image for Most Reliable Luxury SUVs
Most Reliable Luxury SUVs
Image for Most Reliable Sports Cars
Most Reliable Sports Cars
Image for Most Reliable Compact Cars
Most Reliable Compact Cars
Image for Most Reliable Electric Cars
Most Reliable Electric Cars
Image for Most Reliable Small SUVs
Most Reliable Small SUVs
Image for Most Reliable Small Cars
Most Reliable Small Cars
Image for Most Reliable Minivans
Most Reliable Minivans
Image for Most Reliable Hybrid Cars
Most Reliable Hybrid Cars
Image for Most Reliable Full-Size Trucks
Most Reliable Full-Size Trucks