Acura RDX vs BMW X4 Dimensions & Size Comparison
Comparing 2020 catalog dimensions. Acura RDX · BMW X4
- Length186.7 in
- Height65.7 in
- Wheelbase108.3 in
- Ground clearance8.2 in
- Curb weight3,783 lb – 4,069 lb
- Width74.8 in
- BMW X4 width75.5 in – 76.3 in
Which is bigger?
- Length: Acura RDX is 0.8 in shorter (186.7 in vs 187.4 in)
- Width: Acura RDX is 1.1 in narrower (74.8 in vs 75.9 in)
- Height: Acura RDX is 1.9 in taller (65.7 in vs 63.8 in)
- Wheelbase: BMW X4 has a 4.5 in longer wheelbase (108.3 in vs 112.8 in)
- Ground clearance: Acura RDX has 0.2 in more ground clearance (8.2 in vs 8.0 in)
- Curb weight: BMW X4 is 309 lb heavier (3,926 lb vs 4,235 lb)
Biggest size differences
- Curb weight: BMW X4 is 309 lb heavier (3,926 lb vs 4,235 lb)
- Wheelbase: BMW X4 has a 4.5 in longer wheelbase (108.3 in vs 112.8 in)
- Height: Acura RDX is 1.9 in taller (65.7 in vs 63.8 in)
- Ground clearance: Acura RDX has 0.2 in more ground clearance (8.2 in vs 8.0 in)
- Width: Acura RDX is 1.1 in narrower (74.8 in vs 75.9 in)
Practical verdicts
- Easier to fit in a short garageAcura RDX — Acura RDX is shorter by 0.8 in Check garage fit for Acura RDX · garage fit for BMW X4
- Narrower for tight parkingAcura RDX — Acura RDX is narrower by 1.1 in
- More ground clearanceAcura RDX — Acura RDX has 0.2 in more clearance
- Smaller exterior footprintAcura RDX — Based on length × width (Acura RDX)
Dimension comparison
| Spec | Acura RDX | BMW X4 | Difference |
|---|---|---|---|
| Length | 186.7 in | 187.4 in | 0.8 in |
| Width | 74.8 in | 75.9 in | 1.1 in |
| Height | 65.7 in | 63.8 in | 1.9 in |
| Wheelbase | 108.3 in | 112.8 in | 4.5 in |
| Ground clearance | 8.2 in | 8.0 in | 0.2 in |
| Curb weight | 3,926 lb | 4,235 lb | 309 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.