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Head-to-head

2025 Kia Carnival vs 2025 Toyota Sienna

The Kia Carnival wins clearly, 96.6 to 79.6, on tech & comfort, safety, performance. The Toyota Sienna is ahead on fuel & range.

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2025 Kia Carnival

The 2025 Kia Carnival is sold in the U.S. as a hybrid and gas minivan with 2 EPA-rated configurations. The most efficient version, the Carnival Hybrid, is EPA-r…

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2025 Toyota Sienna

The 2025 Toyota Sienna is sold in the U.S. as a hybrid minivan with 2 EPA-rated configurations. The most efficient version, the Sienna 2WD, is EPA-rated at 36 m…

Verdict · default weights

2025 Kia Carnival

Clear win

The Kia Carnival wins clearly, 96.6 to 79.6, on tech & comfort, safety, performance. The Toyota Sienna is ahead on fuel & range.

Tech & comfort 2025 Kia Carnival leads by 40.2
Safety 2025 Kia Carnival leads by 28.8
Performance 2025 Kia Carnival leads by 33.9
Category · weight2025 Toyota Siennaoverall 79.62025 Kia Carnivaloverall 96.6
Pricew 493.9100
Fuel & rangew 310090.7
Safetyw 466.495.2
Space & cargow 289.993.2
Performancew 266.1100
Tech & comfortw 359.8100
Warrantynot comparedNo dataNo data
Overall79.696.6

Trim vs trim · 6 of 7 categories compared

Toyota Sienna: base trim LE FWD · Kia Carnival: base trim LX FWD. Pick a trim in the tool to compare any other trim.

Change what matters to you →Scores are 0–100 per category from the data on this page. The weights are yours to set.

Where the gap is

the biggest differences, from the scorecard's own numbers

Where the 2025 Kia Carnival wins

  • It lists 35 standard driver-assist features against 19.
  • It lists more comfort and tech equipment (48.5 points against 29 on the press-kit count, standard = 1, optional = ½).
  • It has drawn fewer owner complaints (197 against 268 filed with NHTSA).

Where the 2025 Toyota Sienna answers

  • It costs $200 a year less to fuel on the EPA's estimate ($1,850 against $2,050).
  • It seats 8 against 7.

Ranked by how far apart the two score on each measure, so a price gap and a horsepower gap are compared on the same scale. Every figure is on this page.

Specifications side by side

54 specs · manufacturer press kits
SpecToyota SiennaLE FWDKia CarnivalLX FWD
Pricing
Base MSRP (excludes destination)$39,185$36,800
Engine Basics
Aspiration—naturally aspirated
Cylinder count46
Engine displacement2,487 cc3,470 cc
Engine type (full description)2.5-liter Dynamic Force 4-cylinder, aluminum alloy block with aluminum alloy cylinder head3.5-liter V6 Gasoline Direct Injection (GDI) Lambda III Engine
Fuel injection systemD-4S Injectiongdi mpi
Valve configurationDOHC 16-ValveDOHC 24-Valve
Engine Output
Horsepower189 hp287 hp
Torque176 lb-ft260 lb-ft
Fuel Economy
MPG (city)36 mpg18 mpg
MPG (combined)36 mpg21 mpg
MPG (highway)36 mpg26 mpg
Transmission
Final drive ratio—3.510:1
Transmission speeds—8
Transmission typeElectronically controlled Continuously Variable Transmission (eCVT) with sequential shift modeautomatic
Dimensions Exterior
Ground clearance6.3 in6.8 in
Overall height68.5 in68.5 in
Overall length204 in203 in
Overall width78.5 in78.5 in
Wheelbase121 in122 in
Cargo
Cargo volume behind 1st row101 cu-ft145 cu-ft
Cargo volume behind 2nd row75.2 cu-ft—
Cargo volume behind 3rd row33.5 cu-ft40.2 cu-ft
Seating
Passenger seating capacity87
Headroom
Front headroom40.1 in40.9 in
Second-row headroom39.3 in39.5 in
Third-row headroom37.4 in38.6 in
Legroom
Front legroom40.3 in41.1 in
Second-row legroom39.9 in40.5 in
Third-row legroom38.7 in35.6 in
Weights
Curb weight (maximum)4,610 lbs—
Curb weight (minimum)4,610 lbs4,555 lbs
Gross vehicle weight rating—6,283 lbs
Suspension
Front suspension typeIndependent MacPherson strut with stabilizer barMacPherson strut
Rear suspension typeMulti-link with stabilizer barMulti-link
Steering
Steering typeElectric Power Steering (EPS)Column-Mounted Electric Power steering
Turning radius (curb-to-curb)38.3 ft—
Brakes
Front brake diameter328 mm325 mm
Front brake typeventilated discventilated disc
Parking brake typeepbepb
Rear brake diameter318 mm325 mm
Rear brake typeventilated discsolid disc
Wheels
Wheel diameter17 in17 in
Wheel materialforged alloyforged alloy
Wheel width—6.5 in
Tires
Tire sizeP235/65R17P235/65R17
Fuel System
Fuel tank capacity18 gal19 gal
Minimum recommended octane8787
Connected Services
Connected services brandToyota Safety Connect / Service Connect / Remote Connect / Wi-Fi Connect—
Connected services trial (premium tier)12 months—
Connected services trial (standard tier)12 months—
Shoulder Room
Front shoulder room—64.2 in
Second-row shoulder room62.7 in63.2 in
Third-row shoulder room58.5 in59.5 in

Green marks the better value where the direction is unambiguous (more room, more power, lower price). Blank rows are specs the press kit does not publish.

Equipment, feature by feature

173 features · differences first, then shared

Safety30 differ · 42 listed

FeatureToyota SiennaLE FWDKia CarnivalLX FWD
Forward Collision Avoidance (FCA) - Car / Pedestrian / Cyclist (Fusion-type with Sensor)— std
Navigation-based Smart Cruise Control with Stop & Go (N-SCC with S&G)— std
Lane Following Assist (LFA)— std
Highway Driving Assist (HDA)— std
Lane Keeping Assist (LKA)— std
Driver Attention Warning (DAW)— std
Parking Distance Warning - Forward and Reverse (PDW-F/R)— std
Parking Distance Warning - Reverse (PDW-R)— std

Infotainment14 differ · 15 listed

FeatureToyota SiennaLE FWDKia CarnivalLX FWD
Bluetooth Hands-free with Voice Recognition— std
2nd-row USB ports (integrated into side of 1st-row seats)— std
3rd-row USB ports (located above arm rests)— std
6-speakers (including tweeters)— std
8-in. Toyota Audio Multimedia, eight speakers, with wireless Apple CarPlay® & Android Auto™ compatibility, SiriusXM® 3-month trial subscriptionopt—
8-in. Toyota Audio Multimedia, six speakers, with wireless Apple CarPlay® & Android Auto™ compatibility, SiriusXM® 3-month trial subscription std—
8-inch audio display unit with wireless Android Auto and Apple CarPlay (DA 2.0V)— std
Floor console media port with 2 USB ports— std

Convenience12 differ · 12 listed

FeatureToyota SiennaLE FWDKia CarnivalLX FWD
Smart Key with push-button start, burglar alarm, escort headlamp, immobilizer and panic— std
Dual power sliding side doors std—
Luggage power outlet— std
Manual tailgate— std
One 12V DC outlet (under bridge console) std—
Power door locks with driver and passenger control— std
Power door locks with shift-activated locking feature and anti-lockout feature std—
Power windows (front and rear)— std

Climate1 differ · 2 listed

FeatureToyota SiennaLE FWDKia CarnivalLX FWD
Three-zone automatic climate control with air filter, individual temperature settings for driver, front passenger and rear-seat passengers, and separate rear digital control panel std—
Tri-zone automatic climate control with auto defog and rear control std std

Seating12 differ · 12 listed

FeatureToyota SiennaLE FWDKia CarnivalLX FWD
8-way power adjustable driver's seat with 4-way power lumbar support std—
2nd-row removable seats— std
2nd-row sliding side seats— std
3rd-row 60/40 split-folding seats with double recline— std
3rd-row seatback hooks— std
7-passenger seating— std
8-passenger seating with fabric second-row bench with stowable center seat std—
Cloth seat trim— std

Interior34 differ · 35 listed

FeatureToyota SiennaLE FWDKia CarnivalLX FWD
4.2-inch TFT LCD supervision meter cluster— std
Auto-dimming rearview mirror and HomeLink® universal transceiveropt—
2nd-row (behind 1st-row Passenger Seat) shopping hook— std
2nd-row puddle lamps— std
2nd-row side seat armrests— std
2nd-row sliding doors— std
3rd-row center armrest with cupholders— std
7-in. Multi-Information Display (MID) with odometer, fuel economy, trip information, and warning messages std—

Exterior41 differ · 45 listed

FeatureToyota SiennaLE FWDKia CarnivalLX FWD
Power tilt/slide moonroof with sunshadeopt—
17-in. alloy wheels std—
17-inch Alloy wheels— std
Acoustic glass (windshield)— std
Black DLO surround molding— std
Black grille std—
Black rear lower bumper std—
Black roof railsopt—

Powertrain4 differ · 4 listed

FeatureToyota SiennaLE FWDKia CarnivalLX FWD
Front-Wheel Drive (FWD) std—
3.5L Gasoline Direct Injection (GDI) 6-cylinder engine— std
8-speed automatic transmission with H-Matic Shifting— std
Drive Mode Select— std

Chassis4 differ · 4 listed

FeatureToyota SiennaLE FWDKia CarnivalLX FWD
Column Mounted Motor Driven Power Steering (C-MDPS)— std
Gas shock absorber— std
MacPherson strut and stabilizer bar front suspension— std
Multi-link rear suspension— std

Cargo2 differ · 2 listed

FeatureToyota SiennaLE FWDKia CarnivalLX FWD
Towing Trailer Hitch—opt
Cargo net hook— std

Highlighted rows are where the two differ. Wording is the manufacturer's own.

Safety record

NHTSA recalls, complaints, NCAP

Toyota Sienna

Safety Signal 68 D
NHTSA overall ★★★★★
Frontal / side / rollover ★★★★☆ / ★★★★★ / ★★★★☆
Recalls 6
Owner complaints 268 · 2 crashes · 0 fires
Most complained about Seats (213), Unspecified (29), Visibility/Wiper (18)

Top recalls

  • high Seats 26V690000 · 228,367 vehicles
  • high Equipment Adaptive/Mobility 25V877000 · 1,019 vehicles
  • high Equipment Adaptive/Mobility 25V876000 · 86 vehicles
  • high Seats 25V668000 · 54,631 vehicles
  • high Seats 25V086000 · 167,802 vehicles
  • moderate Back Over Prevention 25V744000 · 1,024,407 vehicles

Kia Carnival

Safety Signal 92 A
NHTSA overall —
Frontal / side / rollover ★★★★☆ / — / ★★★★☆
Recalls 1
Owner complaints 197 · 3 crashes · 1 fires
Most complained about Electrical System (109), Engine (36), Unspecified (29)

Top recalls

  • high Fuel System, Gasoline 26V232000 · 141,032 vehicles

Ownership

EPA, manufacturer warranty
Toyota SiennaLE FWDKia CarnivalLX FWD
Price$39,185 (base trim)$36,800 (base trim)
Price range across trims$39,185 – $56,905 12 trims$36,800 – $52,900 9 trims
PowertrainsHEVHEV, GAS
EPA configuration comparedSienna 2WDCarnival Hybrid
Combined mpg / MPGe3633
EPA annual fuel cost$1,850$2,050
EV range——
Basic warranty3 yr / 36,000 mi—
Powertrain warranty5 yr / 60,000 mi—
Roadside assistance2 yr—

Common questions

Source: EPA, NHTSA and manufacturer press kits

Which is better, the 2025 Toyota Sienna or the 2025 Kia Carnival?

The Kia Carnival wins clearly, 96.6 to 79.6, on tech & comfort, safety, performance. The Toyota Sienna is ahead on fuel & range. On WhichTrim's default weights the 2025 Kia Carnival scores 96.6 and the 2025 Toyota Sienna 79.6. The weights are yours to change — move what you care about and the verdict recalculates on the page.

Which is cheaper, the 2025 Toyota Sienna or the 2025 Kia Carnival?

The 2025 Kia Carnival starts lower — $36,800 against $39,185, a gap of $2,385 at the trims compared here. Both are manufacturer MSRPs before destination, options and dealer charges.

Which has the better safety record, the 2025 Toyota Sienna or the 2025 Kia Carnival?

2025 Toyota Sienna: 5 NHTSA stars, grade D, 6 recalls. 2025 Kia Carnival: no NHTSA rating yet, grade A, 1 recall. Crash ratings come from NHTSA's own tests; the grade is WhichTrim's read of the recall record, and the two can disagree.

What are the biggest differences between the 2025 Toyota Sienna and the 2025 Kia Carnival?

Where the 2025 Kia Carnival wins: it lists 35 standard driver-assist features against 19, lists more comfort and tech equipment (48.5 points against 29 on the press-kit count, standard = 1, optional = ½), and has drawn fewer owner complaints (197 against 268 filed with NHTSA). Where the 2025 Toyota Sienna answers: it costs $200 a year less to fuel on the EPA's estimate ($1,850 against $2,050) and seats 8 against 7.