Auto Insurance Comparison
Plymouth Rock vs Sentry
Side-by-side comparison of Plymouth Rock vs Sentry auto insurance — ratings, cost, coverage, customer experience, pros, cons. No sales pitch, just the research.
Quick verdict
Plymouth Rock edges ahead Sentry 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.
| Plymouth Rock | Sentry | |
|---|---|---|
| Overall score | 3.85 /5 ★★★★★ Highest overall | 3.75 /5 ★★★★★ |
| Best for | Plymouth Rock is a Northeast regional that earns most of its market share in Massachusetts | Sentry Insurance is a major Wisconsin-based mutual whose primary business is commercial insurance — fleet, business owners, group programs |
| Read full review | Plymouth Rock review → | Sentry review → |
Rating breakdown
How each carrier scores on the dimensions we weight.
| Category | Plymouth Rock | Sentry |
|---|---|---|
| Customer experience | 3.90 | 3.80 |
| Coverage breadth | 4.00 | 3.90 |
| Affordability | 3.60 | 3.60 |
Pros and cons, side by side
What each carrier wins on, and where each one falls short.
Plymouth Rock
Full review →Pros
- Praised for financial stability
- customer complaints are in short supply
- Greater flexibility in policy coverage choices for both auto and homes insurance
- Offers a variety of discounts
- Home insurance premiums are very affordable
Cons
- Limited geographic availability
- Drivers in their 20s, 40s, 50s, and 60s have to pay more for vehicle insurance.
- Typically more expensive for drivers with speeding tickets and at-fault accidents
Sentry
Full review →Pros
- Strong financial strength and Wisconsin-mutual heritage
- Solid claims-handling reputation across all lines
- Group programs and affiliations can produce competitive rates
- Multi-line bundling when combined with business or other Sentry products
Cons
- Personal auto is a smaller focus than commercial lines
- Limited geographic availability for personal auto
- Less brand recognition in personal lines than national carriers
Coverage at a glance
What each carrier offers in standard policies.
Plymouth Rock
Sentry
The bottom line
Plymouth Rock
Plymouth Rock is a fine choice in Massachusetts and worth a quote in its other Northeast states, particularly if you value local claims service. If lowest price is the priority, look elsewhere.
Read the full Plymouth Rock reviewSentry
Sentry's personal auto makes sense primarily if you already have a relationship through commercial or group programs. As a standalone personal-auto carrier, mainstream options will typically fit better.
Read the full Sentry 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.