Mazda CX-30 vs Kia Niro Dimensions & Size Comparison
Comparing 2021 catalog dimensions. Mazda CX-30 · Kia Niro
- Length173.0 in
- Height61.7 in
- Wheelbase104.4 in
- Ground clearance8.0 in
- Curb weight3,234 lb – 3,505 lb
- Width70.7 in
- Kia Niro width71.1 in
Which is bigger?
- Length: Kia Niro is 1.5 in shorter (173.0 in vs 171.5 in)
- Width: Mazda CX-30 is 0.4 in narrower (70.7 in vs 71.1 in)
- Height: Mazda CX-30 is 1.3 in taller (61.7 in vs 60.4 in)
- Wheelbase: Kia Niro has a 1.9 in longer wheelbase (104.4 in vs 106.3 in)
- Ground clearance: Mazda CX-30 has 1.7 in more ground clearance (8.0 in vs 6.3 in)
- Curb weight: Mazda CX-30 is 206 lb heavier (3,370 lb vs 3,164 lb)
Biggest size differences
- Ground clearance: Mazda CX-30 has 1.7 in more ground clearance (8.0 in vs 6.3 in)
- Curb weight: Mazda CX-30 is 206 lb heavier (3,370 lb vs 3,164 lb)
- Height: Mazda CX-30 is 1.3 in taller (61.7 in vs 60.4 in)
- Wheelbase: Kia Niro has a 1.9 in longer wheelbase (104.4 in vs 106.3 in)
- Length: Kia Niro is 1.5 in shorter (173.0 in vs 171.5 in)
Practical verdicts
- Easier to fit in a short garageKia Niro — Kia Niro is shorter by 1.5 in Check garage fit for Mazda CX-30 · garage fit for Kia Niro
- Narrower for tight parkingMazda CX-30 — Mazda CX-30 is narrower by 0.4 in
- More ground clearanceMazda CX-30 — Mazda CX-30 has 1.7 in more clearance
Dimension comparison
| Spec | Mazda CX-30 | Kia Niro | Difference |
|---|---|---|---|
| Length | 173.0 in | 171.5 in | 1.5 in |
| Width | 70.7 in | 71.1 in | 0.4 in |
| Height | 61.7 in | 60.4 in | 1.3 in |
| Wheelbase | 104.4 in | 106.3 in | 1.9 in |
| Ground clearance | 8.0 in | 6.3 in | 1.7 in |
| Curb weight | 3,370 lb | 3,164 lb | 206 lb |
Values use trim midpoints when a model year lists a range.
Compare by year
Overlapping model years with dimension data.
Already own one of these cars?
Jump to maintenance sizes on the vehicle page — tires, wipers, battery, and oil when present in the catalog.