Muscle per Gallon: Midsize Cars

We rated cars' mix of performance and fuel economy (the muscle per gallon index).

By SHARE

To rate cars' mix of performance and fuel economy (the muscle per gallon index), we multiplied the horsepower rating by the city MPG number, then divided by 100.

Rank Make Model MSRP Engine Type Horsepower City MPG Muscle per gallon index
1 Nissan Altima Hybrid $25,170 Gas/electric I4 198 35 69.3
2 BMW 3-Series $40,800 Gas I6 300 20 60.0
3 Infiniti G37 $35,250 Gas V6 330 18 59.4
4 Lexus IS $36,005 Gas V6 306 18 55.1
5 Toyota Prius $22,475 Gas/electric I4 110 48 52.8
6 Infiniti G35 $32,650 Gas V6 306 17 52.0
7 Lexus ES $33,820 Gas V6 272 19 51.7
8 Nissan Altima $24,680 Gas V6 270 19 51.3
9 Honda Accord $28,060 Gas V6 268 19 50.9
9 Toyota Camry $24,915 Gas V6 268 19 50.9
11 Cadillac CTS $35,045 Gas V6 304 16 48.6
12 Toyota Camry Hybrid $25,200 Gas/electric I4 147 33 48.5
12 Pontiac Grand Prix $29,325 Gas V8 303 16 48.5
12 Nissan Maxima $28,270 Gas V6 255 19 48.5
15 Pontiac G6 $18,225 Gas 4-cyl 219 22 48.2
16 Buick LaCrosse $31,855 Gas V8 300 16 48.0
17 Lincoln MKZ $30,790 Gas V6 263 18 47.3
18 Acura TL $36,225 Gas V6 258 18 46.4
19 Volvo S60 $33,985 Turbo gas I5 257 18 46.3
20 BMW 3-Series $34,300 Gas I6 230 20 46.0
21 Mercedes Benz C-Class $36,900 Gas V6 268 17 45.6
22 Subaru Legacy Sedan $31,795 Turbo gas 4-cyl 250 18 45.0
23 Volkswagen Passat $38,000 Gas V6 280 16 44.8
24 Cadillac CTS $32,745 Gas V6 263 17 44.7
25 Hyundai Sonata $22,220 Gas V6 234 19 44.5
26 Saab 9-5 $38,220 Gas 4-cyl 260 17 44.2
27 Audi A4 $38,400 Gas V6 255 17 43.4
28 Chevrolet Malibu $26,795 Gas V6 252 17 42.8
28 Lexus IS $31,725 Gas V6 204 21 42.8
28 Pontiac G6 Coupe $26,455 Gas V6 252 17 42.8
28 Saturn Aura $25,375 Gas V6 252 17 42.8
32 Subaru Legacy Sedan $31,295 Gas 6-cyl 245 17 41.7
33 Subaru Legacy Sedan $33,995 Turbo gas 4-cyl 243 17 41.3
34 Mercedes Benz C-Class $34,840 Gas V6 228 18 41.0
35 Buick LaCrosse $27,790 Gas V6 240 17 40.8
36 Nissan Altima $20,680 Gas I4 175 23 40.3
37 Audi A4 $31,000 Gas I4 200 20 40.0
38 Honda Accord $25,860 Gas I4 190 21 39.9
39 Ford Fusion $22,775 Gas V6 221 18 39.8
40 Chevrolet Malibu Hybrid $22,140 Gas/electric 4-cyl 164 24 39.4
40 Saturn Aura Hybrid $22,140 Gas/electric I4 164 24 39.4
42 Mitsubishi Galant $27,149 Gas V6 230 17 39.1
42 Nissan Altima Coupe $21,170 Gas I4 170 23 39.1
44 Mazda Mazda6 $25,850 Gas V6 212 18 38.2
45 Volkswagen Passat $30,100 Gas turbocharged I4 200 19 38.0
46 Toyota Camry Solara $26,905 Gas V6 210 18 37.8
47 Mercury Milan $25,770 Gas V6 221 17 37.6
48 Saturn Aura $19,745 Gas V6 169 22 37.2
48 Honda Accord $21,160 Gas I4 177 21 37.2
50 Kia Optima $20,500 Gas V6 185 20 37.0
51 Jaguar X-Type $35,060 Gas V6 227 16 36.3
52 Dodge Avenger $19,245 Gas I4 172 21 36.1
52 Pontiac G6 $19,750 Gas 4-cyl 164 22 36.1
54 Pontiac Grand Prix $22,210 Gas V6 200 18 36.0
55 Chrysler Sebring $19,865 Gas/ethanol V6 189 19 35.9
56 Volvo S60 $32,735 Turbo gas I5 208 17 35.4
57 Chrysler Sebring $27,515 Gas V6 235 15 35.3
57 Dodge Avenger $24,995 Gas V6 235 15 35.3
59 Subaru Legacy Sedan $24,395 Gas flat 4-cyl 175 20 35.0
60 Toyota Camry Solara $19,930 Gas I4 155 22 34.1
61 Hyundai Sonata $22,470 Gas I4 162 21 34.0
61 Kia Optima $16,355 Gas I4 162 21 34.0
61 Buick LaCrosse $25,755 Gas V6 200 17 34.0
64 Toyota Camry $21,075 Gas I4 158 21 33.2
65 Mazda Mazda6 $18,990 Gas I4 156 21 32.8
66 Ford Fusion $18,935 Gas I4 160 20 32.0
66 Mercury Milan $21,045 Gas I4 160 20 32.0
66 Mitsubishi Galant $21,099 Gas I4 160 20 32.0
69 Chevrolet Malibu $20,630 Gas 4-cyl 169 17 28.7
70 Chrysler Sebring $23,515 Gas I4 173 16 27.7
TAGS:
cars
fuel efficiency
car manufacturers
  • Rick Newman

    Rick Newman is the author of Rebounders: How Winners Pivot From Setback to Success and the co-author of two other books. Follow him on Twitter or e-mail him at rnewman@usnews.com.