2026 Kia K5 LXS vs 2025 Subaru Legacy Base
On paper, the 2025 Subaru Legacy Base wins on $680 less, AWD. The 2026 Kia K5 LXS has to win you at the dealer. Key numbers: 191 vs 182 hp, 30 vs 30 MPG.
The Legacy Base leads on $680 less, AWD. The spec table compares 6 specifications head to head.
Key Differences at a Glance
What's Actually Different
These two vehicles differ in 6 specifications.
Full Specification Comparison
Specifications and pricing reflect available data as of early 2026 and may not match current manufacturer figures. Always confirm details with an authorized dealer before making a purchase decision.
| Spec | 2026 Kia K5 LXS | 2025 Subaru Legacy Base |
|---|---|---|
| Pricing | ||
| MSRP | $27,490 | $26,810 |
| Powertrain | ||
| Engine | 2.5L I4 | 2.5L flat 4 |
| Horsepower | 191 hp | 182 hp |
| Torque | 181 lb-ft | 176 lb-ft |
| Transmission | 8-speed shiftable automatic | continuously variable-speed automatic |
| Drivetrain | FWD | AWD |
| Fuel Economy | ||
| City MPG | 26 | 27 |
| Highway MPG | 37 | 35 |
| Combined MPG | 30 | 30 |
| Fuel Tank | 15.8 gal | 18.5 gal |
| Annual Fuel Cost (EPA) | $1,450/yr | $1,450/yr |
| Dimensions | ||
| Curb Weight | 3,230 lbs | 3,492 lbs |
| Wheelbase | 112.2" | 108.3" |
| Length | 193.1" | 191.1" |
| Width | 73.2" | 72.4" |
| Height | 56.9" | 59.1" |
| Safety | ||
| NHTSA Overall | 5/5 stars | 5/5 stars |
| Warranty | ||
| Bumper-to-Bumper | 5yr/60k | 3yr/36k |
| Powertrain | 10yr/100k | 5yr/60k |
| Corrosion | 5yr/100k | 5yr/unlimited |
| Roadside Assistance | 5yr/60k | 3yr/36k |
Frequently Asked Questions
What is the price difference between the 2026 Kia K5 LXS and 2025 Subaru Legacy Base?
The 2025 Subaru Legacy Base starts at $26,810, $680 less than the 2026 Kia K5 LXS at $27,490. On a 60-month loan that is roughly $12/month. All prices are MSRP before destination and dealer fees.
Who should choose the 2026 Kia K5 LXS?
The 2026 Kia K5 LXS is the stronger pick when the 2026 Kia K5 LXS is more fuel-efficient for a lower-cost commute.
Who should choose the 2025 Subaru Legacy Base?
The 2025 Subaru Legacy Base is the stronger pick when you want to keep $680 in your pocket and the 2025 Subaru Legacy Base covers your needs; you drive in snow, rain, or unpaved roads where AWD keeps you planted.
Which gets better fuel economy, the 2026 Kia K5 LXS or 2025 Subaru Legacy Base?
Both achieve 30 combined MPG, so fuel cost is not a factor in this decision.
Which is more powerful, the 2026 Kia K5 LXS or 2025 Subaru Legacy Base?
The 2026 Kia K5 LXS produces 191 hp, 9 more than the 2025 Subaru Legacy Base at 182 hp. The 2026 Kia K5 LXS also leads in torque at 181 lb-ft vs 176 lb-ft. The 2026 Kia K5 LXS runs a 2.5L I4; the 2025 Subaru Legacy Base uses a 2.5L flat 4. Drivetrains differ too: FWD on the 2026 Kia K5 LXS, AWD on the 2025 Subaru Legacy Base.
Is the 2026 Kia K5 LXS bigger than the 2025 Subaru Legacy Base?
The 2026 Kia K5 LXS is 2.0″ longer at 193.1″ vs 191.1″. The 2026 Kia K5 LXS has a 3.9″ longer wheelbase, which typically means more rear-seat legroom.
Do the 2026 Kia K5 LXS and 2025 Subaru Legacy Base have the same drivetrain?
No. The 2025 Subaru Legacy Base comes with AWD, while the 2026 Kia K5 LXS uses FWD. If you drive in snow, heavy rain, or on unpaved roads, the all-wheel or four-wheel drive option provides better traction. If you mostly drive on dry pavement, the two-wheel drive option saves fuel.
How do the warranties compare?
The Kia K5 comes with 5yr/60k bumper-to-bumper and 10yr/100k powertrain. The Subaru Legacy offers 3yr/36k bumper-to-bumper and 5yr/60k powertrain. Longer warranty coverage can offset higher maintenance costs over time.
Explore more: Kia trims, Kia K5 trims, Subaru trims, Subaru Legacy trims
- 2026 Kia K5 LXS Safety Ratings (NHTSA)
- 2025 Subaru Legacy Base Safety Ratings (NHTSA)
- Compare Fuel Economy (EPA)
How the K5 and Legacy Stack Up
Two midsize sedans, two brands, and a decision that comes down to which one fits your commute and budget. The 2026 Kia K5 LXS starts at $27,490; the 2025 Subaru Legacy Base at $26,810. The $-680 gap is about $12/month on a 60-month loan. Noticeable but not dramatic enough to be the deciding factor on its own.
Powertrain: K5 vs Legacy
The 2026 Kia K5 LXS runs a 2.5L I4; the 2025 Subaru Legacy Base uses a 2.5L flat 4. The 9 hp difference (191 vs 182) is marginal in daily driving. The 2025 Subaru Legacy Base comes with AWD; the 2026 Kia K5 LXS uses FWD. If you deal with snow, rain, or gravel roads, that traction advantage matters.
What It Actually Costs to Own
Annual fuel costs are nearly identical, so running costs will not separate these two.
Which One Should You Buy?
Choose the 2026 Kia K5 LXS when the 2026 Kia K5 LXS is more fuel-efficient for a lower-cost commute. Choose the 2025 Subaru Legacy Base when you want to keep $680 in your pocket and the 2025 Subaru Legacy Base covers your needs.
Specifications shown combine licensed third-party automotive data with official manufacturer, EPA, and NHTSA source material. Actual pricing, features, and availability may vary by region and dealer. Always confirm details with an authorized dealer before making a purchase decision. TrimAtlas is not affiliated with Kia or Subaru or any dealership.