VS
At a Glance
Power
201hp @ 6800
191hp @ 6100
Torque
180lb-ft @ 3600
181lb-ft @ 4000
Fuel
30 mpg est.
32 mpg est.
Engine
2.4 L/144ci
2.5 L/152ci
Choosing between the Acura Ilx and the KIA K5 is one of the most common decisions car buyers in the United States face. The Acura Ilx delivers 201hp @ 6800 while the KIA K5 produces 191hp @ 6100. On fuel, the Ilx returns 30 mpg est. while the K5 uses 32 mpg est. — important in a market where fuel prices change monthly. Pricing starts at $34,980 for the Ilx and $27,490 for the K5. Both vehicles have their merits. The right choice depends on your priorities: fuel economy, performance, towing ability, safety features or total cost of ownership. This comparison covers every specification available so you can make an informed decision.
Specification
Acura IlxSedan w/Technology Plus/A-SPEC Pkg 2017 - From $34,980
KIA K5LXS Auto FWD 2026 - From $27,490
Performance
Power Output (hp)
201hp @ 6800
191hp @ 6100
Torque (lb-ft)
180lb-ft @ 3600
181lb-ft @ 4000
Engine & Drivetrain
Engine Capacity
2.4 L/144ci
2.5 L/152ci
Cylinders
4
4
Fuel Type
Gasoline
Gasoline
Transmission
Automatic
Automatic
Number of Gears
8
8
Drive Wheels
Front Wheel Drive
Front Wheel Drive
Fuel Economy
Fuel Economy (Combined, est.)
30 mpg est.
32 mpg est.
Fuel Economy - City (mpg)
25mpg
26mpg
Fuel Economy - Highway (mpg)
35mpg
37mpg
Fuel Tank Capacity (gal)
13.2gal
15.8gal
Dimensions
Length (in)
181.9in
193.1in
Width (in)
70.6in
73.2in
Height (in)
55.6in
56.9in
Wheelbase (in)
105.1in
112.2in
Curb Weight (lbs)
3137lbs
3230lbs
Safety
ABS
✓ Standard
✓ Standard
Brake Assist
✓ Standard
✓ Standard
Stability Control
✓ Standard
✓ Standard
Traction Control
✓ Standard
✓ Standard
Driver Airbag
✓ Standard
✓ Standard
Passenger Airbag
✓ Standard
✓ Standard
Side Airbags Front
✓ Standard
✓ Standard
Curtain Airbags
✓ Standard
✓ Standard
Features & Tech
Air Conditioning
✓ Standard
✓ Standard
Climate Control
✓ Standard
✓ Standard
Cruise Control
✓ Standard
✓ Standard
Adaptive Cruise Control
✓ Standard
✓ Standard
Bluetooth
✓ Standard
✓ Standard
Backup Camera
✓ Standard
✓ Standard
Rear Parking Aid
✓ Standard
✓ Standard
Sunroof
✓ Standard
—
Heated Seats
✓ Standard
—
Power Seat Adjustment
✓ Standard
—
Keyless Entry
✓ Standard
✓ Standard
Alloy Wheels
✓ Standard
✓ Standard
The Verdict
Which Wins?
Overall Winner
KIA K5
2 / 4 categories
Performance
Ilx
Fuel Economy
K5
Value
K5
Practicality
Tied
Pros & Cons
Acura Ilx
Well-rounded specification
Higher fuel consumption (30 mpg est.)
Higher starting price
KIA K5
Better fuel economy (32 mpg est.)
Lower starting price ($27,490)
Few notable weaknesses
Frequently Asked Questions
Which is more fuel efficient, the Ilx or K5?
The Ilx gets 30 mpg est. and the K5 gets 32 mpg est. on the combined cycle. The K5 is the more fuel-efficient choice. In real-world conditions with a mix of highway and urban driving, actual figures will be slightly higher.
Which has more power, the Ilx or K5?
The Ilx produces 201hp @ 6800 and 180lb-ft @ 3600 of torque while the K5 delivers 191hp @ 6100 and 181lb-ft @ 4000 of torque. The Ilx is the more powerful option.
What is the price difference between the Ilx and K5?
The Ilx starts from $34,980 and the K5 from $27,490. The K5 is cheaper by $7,490 at this variant level. Final on-the-road pricing varies by dealer and specification.
Should I buy the Ilx or the K5?
It depends on your priorities. If fuel economy matters most, check the mpg figures above. If you need towing capacity, compare the towing ratings. For day-to-day driving - commutes, school runs and highway trips - consider ground clearance, service network coverage, and total cost of ownership including insurance and maintenance. Use the spec tables above to compare every detail before making your decision.
Also Consider