Auto Insurance Comparison
Quick verdict
AIG edges ahead Root in our overall scoring — but each carrier wins on different dimensions. See the breakdown below before deciding.
Head-to-head
Overall scores, key facts, and what each is known for.
| AIG | Root | |
|---|---|---|
| Overall score | 3.75 /5 ★★★★★ Highest overall | 3.60 /5 ★★★★★ |
| Best for | AIG's personal auto offering is part of its Private Client Group, designed for high-net-worth households with valuable vehicles, complex coverage needs, or international exposure | Root is a digital-native carrier built around a test-drive model — you install the app, drive for ~3 weeks, and Root prices your policy based on actual driving behavior |
| Read full review | AIG review → | Root review → |
Rating breakdown
How each carrier scores on the dimensions we weight.
| Category | AIG | Root |
|---|---|---|
| Customer experience | 4.10 | 3.50 |
| Coverage breadth | 4.60 | 3.50 |
| Affordability | 2.50 | 3.80 |
Pros and cons, side by side
What each carrier wins on, and where each one falls short.
AIG
Full review →Pros
- Among the deepest coverage menus in the personal-auto market
- High-limit options for valuable vehicles and complex risk profiles
- Strong claims-handling for high-value losses
- Integration with broader AIG private-client services (international, art, jewelry)
Cons
- Premium pricing — not competitive for mainstream shoppers
- Eligibility limited to high-net-worth households (typical minimums apply)
- Less geographic availability than mainstream carriers
Root
Full review →Pros
- Low-mileage drivers
- Drivers who do everything to keep themselves safe on the road
- Prospective customers want to save on renters and vehicle insurance.
Cons
- high-risk drivers in the high-risk categories.
- Insurance agents who prioritize work
- drivers who seek a comprehensive insurance plan
Coverage at a glance
What each carrier offers in standard policies.
AIG
Root
The bottom line
AIG
AIG Private Client makes sense for high-net-worth households with complex coverage needs and valuable vehicles. For mainstream auto coverage, look at GEICO or Progressive instead.
Read the full AIG reviewRoot
Root is worth trying if you're a genuinely safe driver who's comfortable with a 3-week test and digital-only service. If you need immediate coverage or prefer human agents, look elsewhere.
Read the full Root reviewBefore you decide
Rankings are a starting point — your profile decides the rest.
These scores reflect our editorial research across cost, coverage, and customer experience. The right carrier for you still depends on your record, location, and vehicle, so read the full reviews before you commit.