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www.fueleconomy.gov
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 Why is Fuel
Economy
Important?
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1987 Vehicles by Buick
Model
MPG
(city)
MPG
(hwy)
Annual
Fuel
Cost*

Greenhouse Gas
Emissions
(tons/yr)*
 Greenhouse gas (GHG) emissions from your car may contribute to climate change. Cars with better gas mileage emit less greenhouse gases. Click for more info.
EPA
Air
Pollution
Score
From 0 to 10 (best)
 The EPA air pollution score rates cars and light trucks based on how much smog-forming air pollution they emit. Some vehicles are available in multiple emission versions. Click for more info.
Buick Century
4 cyl, 2.5 L, Automatic 3-spd, Regular 		19 29
$2440
8.00 NA
Buick Century
6 cyl, 2.8 L, Automatic 3-spd, Regular 		18 24
$2805
9.20 NA
Buick Century
6 cyl, 2.8 L, Automatic 4-spd, Regular 		18 26
$2670
8.70 NA
Buick Century
6 cyl, 3.8 L, Automatic 4-spd, Regular 		16 25
$2951
9.60 NA
Buick Century Wagon
4 cyl, 2.5 L, Automatic 3-spd, Regular 		18 26
$2670
8.70 NA
Buick Century Wagon
6 cyl, 2.8 L, Automatic 3-spd, Regular 		17 22
$2951
9.60 NA
Buick Century Wagon
6 cyl, 2.8 L, Automatic 4-spd, Regular 		17 24
$2805
9.20 NA
Buick Century Wagon
6 cyl, 3.8 L, Automatic 4-spd, Regular 		16 25
$2951
9.60 NA
Buick Electra
6 cyl, 3.8 L, Automatic 4-spd, Regular 		16 25
$2951
9.60 NA
Buick LeSabre
6 cyl, 3.8 L, Automatic 4-spd, Regular 		16 25
$2951
9.60 NA
Buick LeSabre/Electra Wagon
8 cyl, 5.0 L, Automatic 4-spd, Regular 		15 22
$3299
10.80 NA
Buick Regal
6 cyl, 3.8 L, Automatic 3-spd, Regular 		17 22
$2951
9.60 NA
Buick Regal
6 cyl, 3.8 L, Automatic 4-spd, Premium 		15 23
$3319
10.20 NA
Buick Regal
8 cyl, 5.0 L, Automatic 3-spd, Regular 		15 21
$3299
10.80 NA
Buick Regal
8 cyl, 5.0 L, Automatic 4-spd, Regular 		16 23
$2951
9.60 NA
Buick Riviera
6 cyl, 3.8 L, Automatic 4-spd, Regular 		16 25
$2951
9.60 NA
Buick Skyhawk
4 cyl, 2.0 L, Automatic 3-spd, Regular 		21 29
$2339
7.70 NA
Buick Skyhawk
4 cyl, 2.0 L, Automatic 3-spd, Premium 		18 25
$2842
8.70 NA
Buick Skyhawk
4 cyl, 2.0 L, Manual 4-spd, Regular 		22 30
$2244
7.30 NA
Buick Skyhawk
4 cyl, 2.0 L, Manual 5-spd, Premium 		18 29
$2716
8.30 NA
Buick Skyhawk
4 cyl, 2.0 L, Automatic 3-spd, Regular 		22 29
$2244
7.30 NA
Buick Skyhawk
4 cyl, 2.0 L, Manual 5-spd, Regular 		23 33
$2160
7.10 NA
Buick Skyhawk Wagon
4 cyl, 2.0 L, Automatic 3-spd, Regular 		21 29
$2339
7.70 NA
Buick Skyhawk Wagon
4 cyl, 2.0 L, Manual 4-spd, Regular 		22 30
$2244
7.30 NA
Buick Skyhawk Wagon
4 cyl, 2.0 L, Automatic 3-spd, Regular 		21 28
$2339
7.70 NA
Buick Skyhawk Wagon
4 cyl, 2.0 L, Manual 5-spd, Regular 		23 33
$2160
7.10 NA
Buick Somerset/Skylark
4 cyl, 2.5 L, Automatic 3-spd, Regular 		19 29
$2440
8.00 NA
Buick Somerset/Skylark
4 cyl, 2.5 L, Manual 5-spd, Regular 		19 29
$2440
8.00 NA
Buick Somerset/Skylark
6 cyl, 3.0 L, Automatic 3-spd, Regular 		17 25
$2805
9.20 NA

Annual Fuel Costs and Greenhouse Gas Estimates are based on 45% highway driving, 55% city driving, and 15000 annual miles.

Assumed Fuel Prices:

  • Regular: 3.74
  • Premium: 3.98
  • Diesel: 4.21
  • CNG: 1.65
  • Electricity: 0.08 per kilowatt hour
  • E85: 2.87
  • LPG: 2.10