Miles/gallon: Newer vs Older Cars

Model: 2016 Dodge Charger
MSRP: $39,995
MPG: 15 city / 25 highway
Horsepower: 485 hp @ 6,100 rpm
Towing capacity: 1,000 lbs
Engine: 6.4 L V8
Curb weight: 4,400 lbs

This is what I mean.
Copied this from a website. Pretty impressive mileage for a 4400 lb car with this power.
I'll bet it feels pretty good when you floor it. No doubt some of you know that.