Mike Shaw Subaru
2018 Subaru Legacy
Now available at Mike Shaw Subaru in Thornton, CO
- Starting MSRP$22,195
- Horsepower175–256 hp
- EPA MPG20–25 city / 28–34 hwy
- FuelRegular Unleaded

The 2018 Subaru Legacy is a midsize sedan designed for daily commuting, family errands, and changing Front Range conditions. At Mike Shaw Subaru in Thornton, CO, shoppers can explore how its five trims differ in price, power, fuel economy, engine configuration, and dimensions while considering a sedan that fits the traffic rhythms of Denver’s northern suburbs. The Legacy’s regular-unleaded fuel, automatic continuously variable transmission, flat engine layout, and 15-cubic-foot trunk support practical everyday use. Located along the West 104th Avenue corridor just west of Interstate 25, Mike Shaw Subaru connects shoppers from Northglenn, Westminster, Broomfield, and nearby communities with vehicle research, inventory options, financing, trade-in resources, and service support.
- Starting MSRP
- $22,195
- Horsepower
- 175–256 hp
- EPA MPG
- 20–25 city / 28–34 hwy
- Fuel
- Regular Unleaded
- Body Style
- Sedan
How the 2018 Subaru Legacy Compares With Competitors
Pricing, power, fuel economy, seating, drivetrain, and fuel requirements can shape the right midsize sedan choice. The 2018 Subaru Legacy starts at $22,195 MSRP; MSRP excludes tax, title, registration and dealer fees.
| Spec | 2018 Subaru Legacy | 2018 Ford Fusion | 2018 Mazda 6 | 2018 Honda Civic |
|---|---|---|---|---|
| Starting MSRP | $22,195 | $22,215 | $21,950 | $22,500 |
| Horsepower | 175–256 hp | 173–325 hp | 187–227 hp | 174–205 hp |
| EPA MPG | 20–25 city / 28–34 hwy | 17–21 city / 26–32 hwy | 23–26 city / 31–35 hwy | 28–32 city / 38–42 hwy |
| Fuel | Regular Unleaded | Regular Unleaded / Premium Unleaded (Recommended) | Regular Unleaded | Regular Unleaded / Premium Unleaded (Recommended) |
Manufacturer figures for the model year shown; a range spans that model's trims. Starting MSRP excludes tax, title, registration, and dealer fees.
Compared with the 2018 Ford Fusion, the Legacy starts at $22,195 while the Fusion starts at $22,215, and their power and economy ranges differ: the Legacy offers 175–256 hp and 20–25 city / 28–34 highway MPG, while the Fusion offers 173–325 hp and 17–21 city / 26–32 highway MPG. The Legacy uses regular unleaded, while the Fusion lists regular unleaded / premium unleaded (recommended), giving buyers different priorities around performance range, fuel choice, and efficiency.
Compared with the 2018 Mazda 6, the Legacy starts at $22,195 versus $21,950 for the Mazda 6. The Legacy offers 175–256 hp and 20–25 city / 28–34 highway MPG, while the Mazda 6 offers 187–227 hp and 23–26 city / 31–35 highway MPG; shoppers focused on the Legacy’s broader power range can weigh that against the Mazda 6’s stated economy range.
Compared with the 2018 Honda Civic, the Legacy starts at $22,195 while the Civic starts at $22,500. The Legacy offers 175–256 hp and 20–25 city / 28–34 highway MPG, while the Civic offers 174–205 hp and 28–32 city / 38–42 highway MPG, lists 5 seats, and uses front-wheel drive; those differences help separate buyers prioritizing Legacy power range from those emphasizing Civic fuel economy or drivetrain configuration.
Specifications and Configuration
The 2018 Subaru Legacy is a sedan with a flat engine layout, automatic transmission, and continuously variable transmission speeds. Across its five trims, engine size ranges from 2.5 to 3.6 L, displacement ranges from 2,498 to 3,630 cc, and cylinder count ranges from 4 to 6.
Output ranges from 175 to 256 hp and torque ranges from 174 to 247 lb-ft. Peak power occurs from 5,800 to 6,000 rpm, while peak torque occurs from 4,000 to 4,400 rpm. Fuel capacity is 18.5 gallons, cargo capacity behind the rear seats is 15 cu ft, and the vehicle uses regular unleaded.
Exterior dimensions measure 188.8 inches in length, 72.4 inches in width, and 59 inches in height, with a 108.3-inch wheelbase. Across the lineup, city fuel economy ranges from 20 to 25 MPG and highway fuel economy ranges from 28 to 34 MPG.
Buying a 2018 Subaru Legacy in Thornton
Mike Shaw Subaru is anchored along the West 104th Avenue corridor in Thornton, serving as a prominent automotive landmark in Denver’s northern suburbs. Located just west of Interstate 25, this commercial lifeline bridges the established neighborhoods of Northglenn with the growing communities of Westminster and Broomfield.
Shoppers can search inventory for current vehicle options, review financing resources, or use the store’s trade-in process at value your trade. Mike Shaw Subaru also supports ownership needs through service scheduling and seasonal service resources.
What to Weigh Before Buying
Trim selection is the central decision in the 2018 Legacy lineup. Starting MSRP ranges from $22,195 for the 2.5i to $31,945 for the 3.6R Limited, while the 2.5i, 2.5i Premium, 2.5i Sport, and 2.5i Limited use the 2.5-liter, four-cylinder configuration with 175 hp and 174 lb-ft of torque.
The 3.6R Limited uses a 3.6-liter, six-cylinder configuration with 256 hp and 247 lb-ft of torque, while its stated economy is 20 city / 28 highway MPG. The four-cylinder trims are listed at 25 city / 34 highway MPG, giving shoppers a clear way to weigh output against fuel economy.
Daily travel patterns also matter in Thornton. The 104th Avenue corridor feeds weekday trips toward downtown Denver and west toward Broomfield and Boulder, while seasonal Front Range travel can make fuel capacity, cargo space, and the sedan’s overall dimensions relevant parts of the decision.





