VS
At a Glance
Power
147hp @ 6200
220hp @ 6000
Torque
132lb-ft @ 4500
139lb-ft
Fuel
34 mpg est.
48 MPG Combined / 39 Range
Engine
2.0 L/122ci
2.0 L/121ci
Choosing between the KIA K4 and the Toyota Prius Plug In Hybrid is one of the most common decisions car buyers in the United States face. The KIA K4 delivers 147hp @ 6200 while the Toyota Prius Plug In Hybrid produces 220hp @ 6000. On fuel, the K4 returns 34 mpg est. while the Prius Plug In Hybrid uses 48 MPG Combined / 39 Range — important in a market where fuel prices change monthly. Pricing starts at $24,490 for the K4 and $33,775 for the Prius Plug In Hybrid. 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
KIA K4EX Sedan 2026 - From $24,490
Toyota Prius Plug In HybridXSE (Natl) 2026 - From $33,775
Performance
Power Output (hp)
147hp @ 6200
220hp @ 6000
Torque (lb-ft)
132lb-ft @ 4500
139lb-ft
Engine & Drivetrain
Engine Capacity
2.0 L/122ci
2.0 L/121ci
Cylinders
4
4
Fuel Type
Gasoline
Plug-In Hybrid
Transmission
Automatic
Automatic
Drive Wheels
Front Wheel Drive
Front Wheel Drive
Fuel Economy
Fuel Economy (Combined, est.)
34 mpg est.
48 MPG Combined / 39 Range
Fuel Economy - City (mpg)
29 (2025)mpg
—
Fuel Economy - Highway (mpg)
39 (2025)mpg
—
Fuel Tank Capacity (gal)
12.4gal
10.6gal
Dimensions
Length (in)
185.4in
181.1in
Width (in)
72.8in
70.2in
Height (in)
55.9in
56.3in
Wheelbase (in)
107.1in
108.3in
Curb Weight (lbs)
2987lbs
3516lbs
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
Sunroof
—
✓ Standard
Heated Seats
✓ Standard
✓ Standard
Power Seat Adjustment
—
✓ Standard
Keyless Entry
✓ Standard
✓ Standard
Alloy Wheels
✓ Standard
✓ Standard
The Verdict
Which Wins?
Overall Winner
Toyota Prius Plug In Hybrid
2 / 4 categories
Performance
Prius Plug In Hybrid
Fuel Economy
Prius Plug In Hybrid
Value
K4
Practicality
Tied
Pros & Cons
KIA K4
Lower starting price ($24,490)
Few notable weaknesses
Toyota Prius Plug In Hybrid
Well-rounded specification
Higher starting price
Frequently Asked Questions
Which is more fuel efficient, the K4 or Prius Plug In Hybrid?
The K4 gets 34 mpg est. and the Prius Plug In Hybrid gets 48 MPG Combined / 39 Range on the combined cycle. The Prius Plug In Hybrid 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 K4 or Prius Plug In Hybrid?
The K4 produces 147hp @ 6200 and 132lb-ft @ 4500 of torque while the Prius Plug In Hybrid delivers 220hp @ 6000 and 139lb-ft of torque. The Prius Plug In Hybrid is the more powerful option.
What is the price difference between the K4 and Prius Plug In Hybrid?
The K4 starts from $24,490 and the Prius Plug In Hybrid from $33,775. The K4 is cheaper by $9,285 at this variant level. Final on-the-road pricing varies by dealer and specification.
Should I buy the K4 or the Prius Plug In Hybrid?
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