Safety--2008 Honda Civic vs. Mazda 3 ?
I like both the Civic and Mazda3--both are stylish (although different character), reliable, and a great value for the money for small cars. The Civic has stellar front, side, and rear crash test results from IIHS, but all versions except the Si lack
Both are pretty much the same i.e. near the top of the class in safety terms. I'd guess that the civic is safer though as it's a newer model. Check out the toughest car crash tests in the world at the sources below. This is the European standard for crash
1x JCR 
The redesigned Honda CR-V's fuel efficiency, interior, and standard equipment are better than ever. Too bad it's so underpowered By Thane Peterson The Good: Improved mileage, looks, and interior; top safety rating; more standard equipment.
The Highway Loss Data Institute studied 25 2003 to 2011 vehicles that featured both conventional and hybrid powertrains (example: Honda Civic and Honda Civic Hybrid). The Toyota Prius and Honda Insight were not included in the study since neither