Chevy Cobalt SS	Honda Civic Si	Scion tC TRD	VW GTI
Price as Tested	$22,315	$22,590	$23,403 (not including supercharger installation)	$23,990
Engine Size/Type	2.0-liter supercharged inline four-cylinder with variable valve timing	2.0-liter inline four-cylinder with variable valve timing	2.4-liter supercharged inline four-cylinder with variable valve timing	2.0-liter turbocharged inline four-cylinder
Horsepower	205 at 5,600 rpm	197 at 7,800 rpm	200 at 6,200 rpm (est. by Scion)	200 between 5,100 and 6,000 rpm
Torque	200 lb.-ft. at 4,400 rpm	139 lb.-ft. at 6,200 rpm	184 lb.-ft. at 4,200 rpm (est. by Scion)	207 lb.-ft. between 1,800 and 5,000 rpm
Transmission	Five-speed manual	Six-speed manual	Five-speed manual	Six-speed manual
Curb Weight	2,925 lbs.	2,877 lbs.	2,967 lbs. (est. by Scion)	3,308 lbs.
EPA MPG (city/hwy)	23/29 mpg	23/32 mpg	22/29 (without supercharger)	23/32 mpg
Observed MPG	19.6 mpg	23 mpg	22 mpg	18.4 mpg
Greenhouse Gas Emissions	7.2 tons annually	7.0 tons annually	7.5 tons annually (without supercharger)	6.9 tons annually
EPA Air Pollution Score	3 out of 10	6 out of 10	2 out of 10 (without supercharger)	6 out of 10
Length	180.3	174.8	174	165.8
Width	67.9	68.9	69.1	69.3
Wheelbase	103.3	104.3	106.3	101.5
Height	55.7	53.5	55.7	58.4
Legroom (f/r – in.)	42.0/32.2	42.6/30.3	41.6/33.6	41.2/35.3
Headroom (f/r – in.)	38.7/35.7	37.8/34.7	37.6/36.6	39.3/38.5
Max. Seating	5	5	5	5
Max. Cargo (cu. ft.)	13.9	11.5	35	46
NHTSA – Driver	Four Stars	Five Stars	Five Stars	Not tested; Jetta received Four Stars
NHTSA – Front Passenger	Five Stars	Five Stars	Four Stars	Not tested; Jetta received Four Stars
NHTSA – Front Side	Four Stars* (without side airbags)	Not tested	Four Stars (without side airbags)	Not tested; Jetta received Five Stars (with side airbags)
NHTSA – Rear Side	Four Stars	Not tested	Four Stars	Not tested; Jetta received Five Stars
NHTSA – Rollover	Four Stars	Four Stars	Four Stars	Not tested; Jetta received Four Stars
IIHS – Front Offset	Coupe not tested; Sedan received Good rating	Coupe not tested; Sedan received Good rating and is a Top Safety Pick – Gold winner in class	Not tested	Not tested; Jetta received Good rating and is a Top Safety Pick – Silver winner in class
IIHS – Side Impact	Coupe not tested; Sedan received Acceptable rating with side curtain airbags and Poor rating without side curtain airbags	Coupe not tested; Sedan received Good rating with side and side curtain airbags	Not tested	Not tested; Jetta received a Good rating with side and side curtain airbags
Side Airbags	Not Available	Standard	Optional	Standard
Side Curtain Airbags	Optional	Standard	Optional	Standard
Stability Control	Not Available	Not Available	Not Available	Standard
Powertrain Warranty	5 yr./60,000 mi.	5 yr./60,000 mi.	5 yr./60,000 mi.	5 yr./60,000 mi.
Standard Warranty	3 yr./36,000 mi.	3 yr./36,000 mi.	4 yr./50,000 mi.	4 yr./50,000 mi.
Roadside Assistance	3 yr./36,000 mi.	None	None	4 yr./unlimited mi.

* Safety Concern – During the side impact test, the head of the driver dummy struck the windowsill, causing a high head acceleration. Head impact events resulting in high accelerations have a higher likelihood of serious head trauma.