What Edmunds.com says...
The Toyota Prius remains the most fuel-efficient and space-efficient hybrid on the market. A few flaws remain, but the changes made for 2010 generally make for a better Prius.
Pros
Unmatched fuel economy, space-efficient interior, quiet and comfortable ride, available high-tech luxury goodies.
Cons
Awkward driving position, disappointing interior materials, overly busy gauge cluster, no factory iPod interface.
What's new
The 2010 Toyota Prius has been fully redesigned. Key improvements for this third-generation model include more power, better fuel economy, enhanced steering feel, more conventional interior controls and sleeker styling.