Here is a list of the top ten most expensive vehicles to insure, that have a sticker price of less than $50k, according to the Highway Loss Data Institute (HLDI):
1. Lexus IS 300
2. Land Rover Discovery Series II
3. Audi S4
4. Jaguar X-Type
5. Mercedes SLK Class
6. Lexus GS 430
7. Land Rover Freelander
8. Mitsubishi Montero
9. BMW X5
10. Toyota 4Runner

The HLDI also lists vehicles that are the most expensive based theft, injury and collision claims. The most expensive theft claim models are:
1. Acura Integra two-door
2. Acura Integra four-door
3. Jeep Wrangler
4. Jeep Cherokee four-door
5. Honda Prelude two-door

The most expensive injury claim models are:
1. Suzuki Esteem four-door
2. Mitsubishi Mirage four-door
3. Kia Rio four-door
4. Mitsubishi Mirage two-door
5. Kia Sephia four-door

The most expensive collision claim models are:
1. Lexus IS 300
2. Hyundai Tiburon two-door
3. Kia Spectra four-door
4. Suzuki Esteem four-door
5. Mitsubishi Mirage four-door and Audi A6 Avant Quattro station wagon (tie)