Specifications Comparison: 2009 Ford Mustang vs 2023 Ford Mustang

Curb Weight

Trim	Engine	Drive train	Curb Weight	Horsepower	Weight / Horsepower Ratio
	4.0L V6	RWD	3,461 lbs.	210 hp	16.5 lbs/hp
	4.0L V6	RWD	3,336 lbs.	210 hp	15.9 lbs/hp
GT	4.6L V8	RWD	3,601 lbs.	300 hp	12.0 lbs/hp
Shelby GT500	5.4L V8	RWD	4,040 lbs.	500 hp	8.1 lbs/hp
Bullitt GT	4.6L V8	RWD	3,483 lbs.	300 hp	11.6 lbs/hp
GT	4.6L V8	RWD	3,483 lbs.	300 hp	11.6 lbs/hp
Shelby GT500	5.4L V8	RWD	3,920 lbs.	500 hp	7.8 lbs/hp

Trim	Engine	Drive train	Curb Weight	Horsepower	Weight / Horsepower Ratio
Ecoboost EcoBoost	2.3L	RWD	3,642 lbs.	310 hp	11.7 lbs/hp
Ecoboost EcoBoost Fastback	2.3L	RWD	3,532 lbs.	310 hp	11.4 lbs/hp
Ecoboost Premium EcoBoost	2.3L	RWD	3,642 lbs.	310 hp	11.7 lbs/hp
Ecoboost Premium EcoBoost Fastback	2.3L	RWD	3,532 lbs.	310 hp	11.4 lbs/hp
GT Fastback	5.0L V8	RWD	3,705 lbs.	450 hp	8.2 lbs/hp
GT Premium	5.0L V8	RWD	3,825 lbs.	450 hp	8.5 lbs/hp
GT Premium Fastback	5.0L V8	RWD	3,705 lbs.	450 hp	8.2 lbs/hp
Mach 1 Fastback	5.0L V8	RWD	3,868 lbs.	470 hp	8.2 lbs/hp
MachE California Route 1		AWD	4,727 lbs.	346 hp	13.7 lbs/hp
MachE GT		AWD	4,920 lbs.	480 hp	10.2 lbs/hp
MachE Premium		AWD	4,920 lbs.	266 hp	18.5 lbs/hp
MachE Premium		RWD	4,394 lbs.	266 hp	16.5 lbs/hp
MachE Select		AWD	4,587 lbs.	266 hp	17.2 lbs/hp
MachE Select		RWD	4,394 lbs.	266 hp	16.5 lbs/hp