High End
1. Britax Roundabout® $220

Pro: Great product
Con: Only up to 40 lbs

2. Britax Marathon $260

Pro: Up to 65 lbs
Con: Some parents wish to have ajustable crotch strap

3. Britax Boulevard® $300

Pro: True Side Impact Protection™ with deep side walls and head support to provide advanced protection in side impact collisions
Con: Some kids does not like the two "ears", and it is heavy and bulky

Meddle class
1. Evenflo Triumph $130

Pro: Safe and comfortable, great value
Con: only up to 50 lbs. And some car seat reviews say the front-positioned harness-adjustment knobs are difficult to access in the rear-facing position.

2. Fisher Price Safe Voyage $120


Pro: Britax Marathon in Fisher Price clothing!
Con: The LATCH strap is short, and the straps are difficult to re-route.

Budget
Graco ComfortSport $90


Pro: Safe, affordable
Con: Doesn't recline at all, very basic. Only up to 40 lbs