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Kia Sedona vs Toyota Sienna

Minivan · 2015–2025 · 1,528 federal complaints

Kia Sedona

522 complaints · 2 engines

Most-complained engine: LAMBDA II · 3.3L V6

Full breakdown for Kia Sedona →

Toyota Sienna

1,006 complaints · 2 engines

Most-complained engine: 2GR-FKS · 3.5L V6

Full breakdown for Toyota Sienna →

At a glance

Side by side. EPA figures are the model's median across its test variants; price is the base-trim MSRP (CarAPI), median across covered model years.

Kia SedonaToyota Sienna
Base MSRP$26,950$30,300
Most common engineLAMBDA II · 3.3L V62GR-FKS · 3.5L V6
InductionNaturally aspiratedNaturally aspirated
Fuel economy20 MPG22 MPG
Running cost$3,100/yr$2,800/yr
Low emissions443 g/mi408 g/mi
Displacement3.3 L3.5 L
NHTSA overall crash rating★★★★★ (2021)★★★★★ (2025)
Rollover risk (NHTSA)13.0%12.7%
Engines with enough data22

Side by side

Both cars scored as percentiles within Minivan, so the shapes are directly comparable. Built from EPA test data.

Fuel economy30 / 100Running cost9 / 45Low emissions30 / 50Cabin spacen/a / n/aCargo spacen/a / n/aDisplacement0 / 40
Kia SedonaToyota Sienna

What each one's complaints are about

Showing each car's highest-volume engine. Share of component mentions — not a failure rate, and not a ranking between the two.

Kia Sedona

LAMBDA II · 3.3L V6

285complaints
Engine 39%Electrical 12%

Toyota Sienna

2GR-FKS · 3.5L V6

557complaints
Transmission & drivetrain 11%Electrical 11%Body & structure 15%

How often each one's complaints involve a fire, crash or injury

Shares of each car's own complaints — sales volume cancels out of a within-car ratio, so these two can be compared. The vertical mark is the all-vehicle average.

Fire
3.8%
1.2%
Crash
2.9%
5.0%
Injury
3.6%
3.7%

all vehicles — Fire 1.1% · Crash 4.4% · Injury 2.6%

Every engine with enough data

Complaint counts per engine are shown for scale only — they track how many were sold, not how often they fail.

Kia Sedona

  • LAMBDA II · 3.3L V6Naturally aspirated285
  • LAMDA · 3.3L V6Naturally aspirated237

Toyota Sienna

  • 2GR-FKS · 3.5L V6Naturally aspirated557
  • A25A-FXS · 2.5L I4Naturally aspirated445

Recalls where NHTSA said stop driving or park outside

The severest recall class only. Model-level, manufacturer-confirmed. Recall repairs are free at any franchised dealer, whatever the car's age.

Kia Sedona

None on record for this model.

Toyota Sienna

None on record for this model.

One car having more complaints than the other mostly reflects how many were sold, not how often they break. Compare each car's own mix of problems — not the totals.

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