Honda Odyssey vs Kia Carnival
3 head-to-heads across the 2025 to 2027 model years, side by side. At default weights the Carnival leads 3–0. Each verdict below is the one its own page prints — price, fuel, safety, space, performance, tech and warranty from EPA, NHTSA and manufacturer data — and the weights are yours to change on any of them.
Year by year
3 head-to-heads · verdicts at default weightsClear win 6+ points · Edge 2–6 · Toss-up under 2
Across the years, category by category
3 scored head-to-headsThe Odyssey leads on space & cargo in 3 of 3, tech & comfort in 3 of 3; the Carnival on fuel & range in 3 of 3, safety in 3 of 3, performance in 3 of 3. Category scores are 0–100 from the data on each pair page; a lead here means that model year scored higher in the category, whatever the weights.
| Category | Odyssey leads | Carnival leads | Level |
|---|---|---|---|
| Fuel & range | 0 | 3 | 0 |
| Safety | 0 | 3 | 0 |
| Space & cargo | 3 | 0 | 0 |
| Performance | 0 | 3 | 0 |
| Tech & comfort | 3 | 0 | 0 |
Common questions about the Odyssey vs Carnival
Source: EPA, NHTSA and manufacturer press kitsWhich is better, the Honda Odyssey or the Kia Carnival?
In the newest scored pairing, the 2027 Odyssey against the 2027 Carnival: The Kia Carnival edges it, 95.3 to 91.7, on fuel & range, safety, performance. The Honda Odyssey is ahead on tech & comfort and space & cargo. Across the 3 head-to-heads scored, the Carnival leads 3–0. Open the 2027 pair to change the weights.
Does the answer change from one model year to the next?
No. In every model year scored (2025 to 2027) the Carnival came out ahead at default weights.
Where is the biggest difference between the Honda Odyssey and the Kia Carnival?
The Odyssey leads on space & cargo in 3 of 3, tech & comfort in 3 of 3; the Carnival on fuel & range in 3 of 3, safety in 3 of 3, performance in 3 of 3. Every count comes from the category scores on the pair pages linked above, which use EPA, NHTSA and manufacturer press-kit data.
How does WhichTrim decide which vehicle wins?
Each of seven categories — price, fuel and range, safety, space and cargo, performance, tech and comfort, warranty — is scored 0–100 from the data on the page. Relative measures give 100 to the better vehicle and a proportional share to the other; NHTSA stars and the Safety Signal use their own scales. The overall score is the weighted mean at the default weights (price 4, safety 4, fuel 3, tech 3, space 2, performance 2, warranty 2). A margin of 6 points or more is a clear win, 2 to 6 an edge, under 2 a toss-up. Every pair page has sliders to change the weights.