2025 Subaru Legacy vs 2026 Kia K5
Comparison Overview
The 2025 Subaru Legacy brings the confidence of standard Symmetrical All-Wheel Drive to the table, boasting 182 hp and achieving 35 MPG on the highway, making it the sure-footed choice for diverse conditions. Conversely, the aggressive styling of the 2026 Kia K5 offers a slightly punchier 191 hp and better highway mileage at 37 MPG from its FWD setup, while edging out the Subaru in passenger volume with 15.6 cubic feet of cargo space versus the Legacy’s 15.1 cu ft. Although the Legacy starts at a marginally lower MSRP of $26,810 compared to the K5's $27,390, the K5 packs a subtle 181 lb-ft of torque advantage. This comparison pits Subaru’s tried-and-true AWD grip against the K5’s sharper output and marginally superior efficiency, even though both share a 30 MPG combined rating on regular unleaded fuel.
Size Comparison
Performance
Fuel Efficiency
Full Specifications
Our Verdicts
2025 Subaru Legacy
The 2025 Subaru Legacy's standard All-Wheel Drive offers superior confidence and capability across all seasonal commuting conditions.
2026 Kia K5
The 2026 Kia K5 offers a slight edge in practicality with 15.6 cubic feet of cargo space compared to the Legacy's 15.1 cu ft.
2026 Kia K5
The 2026 Kia K5 provides more immediate thrust with 191 horsepower and 181 lb-ft of torque versus the Legacy's 182 hp and 176 lb-ft.
2025 Subaru Legacy
The 2025 Subaru Legacy presents a slightly better value proposition starting at an MSRP of $26,810, which is $580 less than the Kia K5.
Choose the Subaru Legacy if...
- You prioritize year-round traction due to the standard All-Wheel Drive system.
- You prefer the slightly lower base MSRP of $26,810.
- You need the taller stance, as the Legacy measures 59.1 inches in height versus the K5's 56.9 inches.
Choose the Kia K5 if...
- You want a bit more output, as the K5 delivers 191 horsepower compared to the Legacy's 182 hp.
- Maximum highway cruising efficiency is key, as the K5 achieves 37 MPG highway against the Legacy's 35 MPG.
- You prefer the control of an 8-speed shiftable automatic transmission over a CVT.
Key Dimensions
| Dimension | Subaru Legacy | Kia K5 |
|---|---|---|
| Length | 191.1" | 193.1" |
| Width | 72.4" | 73.2" |
| Height | 59.1" | 56.9" |
| Wheelbase | 108.3" | 112.2" |
Features Comparison
Safety
| Feature | Subaru | Kia |
|---|---|---|
| Lane Departure Warning | ✓ | ✓ |
| Lane Keeping Assist System | ✓ | ✓ |
| Pre-Collision Safety System | ✓ | ✓ |
| Dual Front Side-Mounted Airbags | ✓ | ✓ |
| Front Head Airbags | ✓ | ✓ |
| Rear Head Airbags | ✓ | ✓ |
| Passenger Airbag Occupant Sensing Deactivation | ✓ | ✓ |
| Electronic Stability Control | ✓ | ✓ |
| Traction Control System | ✓ | ✓ |
| LATCH System | ✓ | ✓ |
| Rear Door Child Safety Locks | ✓ | ✓ |
| Anti-lock Brakes (ABS) | 4-Wheel | 4-Wheel |
| Front Ventilated Disc Brakes | ✓ | ✓ |
| Rear Ventilated Disc Brakes | ✓ | — |
| Brake Assist | ✓ | ✓ |
| Tire Pressure Monitoring System | ✓ | ✓ |
| Automatic Headlights | ✓ | ✓ |
| Headlight Delay-Off | ✓ | — |
| LED Headlights | ✓ | ✓ |
| Adaptive Headlights | ✓ | — |
| Self-Leveling Headlights | ✓ | — |
| Daytime Running Lights | ✓ | ✓ |
| Front Headrests | 2 | 2 |
| Front Multi-Adjustable Headrests | ✓ | — |
| Rear Headrests | 3 | 3 |
| Rear Height Adjustable Headrests | ✓ | ✓ |
| Rear Center 3-Point Seatbelt | ✓ | ✓ |
| Anti-Theft Alarm System (Remote) | ✓ | ✓ |
| Engine Immobilizer | ✓ | ✓ |
| Blind Spot Monitor | — | ✓ |
| Rear Cross Traffic Alert | — | ✓ |
| Driver Attention Alert | — | ✓ |
| Post-Collision Safety System | — | ✓ |
| Dual Rear Side-Mounted Airbags | — | ✓ |
| Rear Solid Disc Brakes | — | ✓ |
| Front Height Adjustable Headrests | — | ✓ |
Engine
| Feature | Subaru | Kia |
|---|---|---|
| Base Engine Displacement | 2.5 L | 2.5 L |
| Number of Cylinders | flat 4 | inline 4 |
| Base Engine Type | gas | gas |
| Horsepower | 182 hp @ 5800 rpm | 191 hp @ 6100 rpm |
| Torque | 176 lb-ft @ 4400 rpm | 181 lb-ft @ 4000 rpm |
| Number of Valves | 16 | 16 |
| Camshaft Type | Double overhead cam (DOHC) | Double overhead cam (DOHC) |
| Variable Valve Timing | Variable | Variable |
| Fuel Injection Type | ✓ | ✓ |
Drive Train
| Feature | Subaru | Kia |
|---|---|---|
| Transmission Type | continuously variable-speed automatic | 8-speed shiftable automatic |
| Drivetrain Type | all wheel drive | front wheel drive |
| Center Differential Type | Limited Slip | — |
Fuel
| Feature | Subaru | Kia |
|---|---|---|
| Fuel Type | regular unleaded | regular unleaded |
| EPA Fuel Economy (City/Highway) | 27/35 MPG | 26/37 MPG |
| EPA Fuel Economy (Combined) | 30 MPG | 30 MPG |
| EPA Driving Range (City/Highway) | 499.5/647.5 mi. | 410.8/584.6 mi. |
| Fuel Tank Capacity | 18.5 gal. | 15.8 gal. |
Comfort & Convenience
| Feature | Subaru | Kia |
|---|---|---|
| Tilt and Telescopic Steering Wheel | ✓ | ✓ |
| Transmission Controls on Steering Wheel | ✓ | — |
| Cruise Control on Steering Wheel | ✓ | ✓ |
| Audio Controls on Steering Wheel | ✓ | ✓ |
| Electric Power Steering | ✓ | ✓ |
| Rear View Camera | ✓ | ✓ |
| Adaptive Cruise Control | ✓ | ✓ |
| Front Cupholders | ✓ | ✓ |
| Rear Cupholders | ✓ | ✓ |
| Front Door Pockets | ✓ | ✓ |
| Rear Door Pockets | ✓ | ✓ |
| Overhead Console with Storage | ✓ | — |
| Front Seatback Storage | ✓ | ✓ |
| Single Zone Climate Control | ✓ | — |
| Rear Ventilation Ducts | ✓ | — |
| Interior Air Filtration | ✓ | — |
| Dual Vanity Mirrors | ✓ | ✓ |
| Push Button Start | — | ✓ |
| Front Parking Sensors | — | ✓ |
| Rear Parking Sensors | — | ✓ |
| Dual Zone Climate Control | — | ✓ |
| Extended Cabin Heating/Cooling | — | ✓ |
In Car Entertainment
| Feature | Subaru | Kia |
|---|---|---|
| Infotainment Display | 7.0 in | 12.3 in |
| AM/FM Stereo | ✓ | ✓ |
| Speaker System | 4 | 6 |
| Android Auto (Wired) | ✓ | — |
| Apple CarPlay (Wired) | ✓ | — |
| USB Port | ✓ | ✓ |
| Auxiliary Audio Input | ✓ | — |
| USB Port with External Media Control | ✓ | ✓ |
| Satellite Radio | ✓ | ✓ |
| Satellite Radio Trial Length | 4 months | — |
| Android Auto (Wireless) | — | ✓ |
| Apple CarPlay (Wireless) | — | ✓ |
| Satellite Radio Trial Period | — | 3 months |
Power Feature
| Feature | Subaru | Kia |
|---|---|---|
| One-Touch Power Windows | 2 | 1 |
| Remote Keyless Entry | ✓ | — |
| Heated Mirrors | ✓ | ✓ |
| Keyless Entry | — | ✓ |
Frontseats
| Feature | Subaru | Kia |
|---|---|---|
| Front Head Room | 39.4 in. | 40.2 in. |
| Front Leg Room | 42.8 in. | 46.1 in. |
| Front Shoulder Room | 58.1 in. | 58.0 in. |
| Front Hip Room | 55.5 in. | 56.6 in. |
| Seat Material: Cloth | ✓ | ✓ |
| Front Seat Type: Bucket | ✓ | ✓ |
| Driver Seat Manual Adjustments | 6-way | 6-way |
| Driver Seat Height Adjustment | ✓ | ✓ |
| Passenger Seat Manual Adjustments | 4-way | 6-way |
| Passenger Seat Height Adjustment | — | ✓ |
Rearseats
| Feature | Subaru | Kia |
|---|---|---|
| Rear Head Room | 37.3 in. | 37.8 in. |
| Rear Leg Room | 39.5 in. | 35.2 in. |
| Rear Shoulder Room | 57.4 in. | 56.1 in. |
| Rear Hip Room | 54.8 in. | 56.6 in. |
| Split-Folding Rear Seatback | ✓ | ✓ |
| Folding Center Armrest | ✓ | ✓ |
Tires and Wheels
| Feature | Subaru | Kia |
|---|---|---|
| Wheel Finish | Painted Alloy | Painted Alloy |
| Wheel Size | 17 x 7.5 in | 16 x 6.5 in |
| Tire Type | All Season | All Season |
| Tire Size | 225/55R | 205/65R |
| Spare Tire Type | Temporary | Temporary |
| Spare Tire Location | Inside Mounted | Inside Mounted |
Suspension
| Feature | Subaru | Kia |
|---|---|---|
| Four-Wheel Independent Suspension | ✓ | ✓ |
| Front Stabilizer Bar | ✓ | ✓ |
| Rear Stabilizer Bar | ✓ | ✓ |
Warranty
| Feature | Subaru | Kia |
|---|---|---|
| Basic Warranty | 3 yr./ 36000 mi. | 5 yr./ 60000 mi. |
| Drivetrain Warranty | 5 yr./ 60000 mi. | 10 yr./ 100000 mi. |
| Corrosion/Rust Warranty | 5 yr./ unlimited mi. | 5 yr./ 100000 mi. |
| Roadside Assistance | 3 yr./ 36000 mi. | 5 yr./ 60000 mi. |
Frequently Asked Questions
Common questions about comparing the 2025 Subaru Legacy and 2026 Kia K5.
Which sedan is better for snowy climates?
The 2025 Subaru Legacy is the clear winner for snow, thanks to its standard Symmetrical All-Wheel Drive system providing maximum grip. While the 2026 Kia K5 is front-wheel drive, the Legacy offers inherent stability regardless of the weather conditions.
How do the transmissions compare between the two?
The 2025 Legacy utilizes a continuously variable-speed automatic (CVT), which excels at maximizing fuel economy while driving smoothly. In contrast, the 2026 K5 offers a more engaging 8-speed shiftable automatic transmission, which enthusiasts might prefer for perceived performance benefits.
Is the horsepower difference noticeable between the two cars?
The 2026 Kia K5 has a modest advantage with 191 hp versus the Legacy's 182 hp, translating to slightly quicker acceleration and 181 lb-ft of torque compared to 176 lb-ft. This difference, coupled with the Legacy's AWD, means real-world feel may be comparable under hard acceleration.
Which sedan offers better fuel economy?
Both vehicles share an identical Combined MPG rating of 30, but the 2026 Kia K5 pulls ahead on the open road with 37 MPG highway, slightly better than the Legacy's 35 MPG highway rating.
How does the size of the two sedans differ?
The 2026 Kia K5 is slightly longer at 193.1 inches and wider at 73.2 inches than the 2025 Subaru Legacy (191.1 inches long and 72.4 inches wide). However, the Legacy is notably taller, standing at 59.1 inches against the K5's 56.9 inches.
Are these vehicles significantly more expensive than entry-level options?
No, both cars are competitively priced, with the 2025 Subaru Legacy starting at $26,810 and the 2026 Kia K5 beginning at $27,390. Both are specified to run on regular unleaded fuel, keeping operational costs reasonable.
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