VS
At a Glance
Power
287hp @ 6400
245hp @ 6000
Torque
260lb-ft @ 5000
176lb-ft @ 4400
Fuel
22 mpg est.
36 mpg est.
Engine
3.5 L/212ci
2.5 L/152ci
Choosing between the KIA Carnival and the Toyota Sienna is one of the most common decisions car buyers in the United States face. The KIA Carnival delivers 287hp @ 6400 while the Toyota Sienna produces 245hp @ 6000. On fuel, the Carnival returns 22 mpg est. while the Sienna uses 36 mpg est. — important in a market where fuel prices change monthly. Pricing starts at $51,090 for the Carnival and $54,005 for the Sienna. 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 CarnivalSX Prestige FWD 2026 - From $51,090
Toyota SiennaLimited AWD 7-Passenger (Natl) 2026 - From $54,005
Performance
Power Output (hp)
287hp @ 6400
245hp @ 6000
Torque (lb-ft)
260lb-ft @ 5000
176lb-ft @ 4400
Engine & Drivetrain
Engine Capacity
3.5 L/212ci
2.5 L/152ci
Engine Layout
V
—
Cylinders
6
4
Fuel Type
Gasoline
Hybrid
Transmission
Automatic
Automatic
Number of Gears
8
—
Drive Wheels
Front Wheel Drive
All Wheel Drive
Fuel Economy
Fuel Economy (Combined, est.)
22 mpg est.
36 mpg est.
Fuel Economy - City (mpg)
18 (Est)mpg
35mpg
Fuel Economy - Highway (mpg)
26 (Est)mpg
36mpg
Fuel Tank Capacity (gal)
19gal
18gal
Dimensions
Length (in)
203in
203.7in
Width (in)
78.5in
78.5in
Height (in)
69.9in
69.7in
Wheelbase (in)
121.7in
120.5in
Curb Weight (lbs)
4720lbs
4725lbs
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
✓ Standard
Heated Seats
✓ Standard
✓ Standard
Power Seat Adjustment
✓ Standard
✓ Standard
Keyless Entry
✓ Standard
✓ Standard
Trailer Hitch
✓ Standard
—
Alloy Wheels
✓ Standard
✓ Standard
The Verdict
Which Wins?
Overall Winner
KIA Carnival
2 / 4 categories
Performance
Carnival
Fuel Economy
Sienna
Value
Carnival
Practicality
Tied
Pros & Cons
KIA Carnival
Lower starting price ($51,090)
Higher fuel consumption (22 mpg est.)
Toyota Sienna
Better fuel economy (36 mpg est.)
Higher starting price
Frequently Asked Questions
Which is more fuel efficient, the Carnival or Sienna?
The Carnival gets 22 mpg est. and the Sienna gets 36 mpg est. on the combined cycle. The Sienna 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 Carnival or Sienna?
The Carnival produces 287hp @ 6400 and 260lb-ft @ 5000 of torque while the Sienna delivers 245hp @ 6000 and 176lb-ft @ 4400 of torque. The Carnival is the more powerful option.
What is the price difference between the Carnival and Sienna?
The Carnival starts from $51,090 and the Sienna from $54,005. The Carnival is cheaper by $2,915 at this variant level. Final on-the-road pricing varies by dealer and specification.
Should I buy the Carnival or the Sienna?
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