Acura RDX vs BMW X3 Dimensions & Size Comparison
Comparing 2015 catalog dimensions. Acura RDX · BMW X3
- Length183.5 in – 188.7 in
- Height66.1 in – 68.7 in
- Wheelbase105.7 in – 106.3 in
- Ground clearance8.1 in
- Curb weight3,717 lb – 4,471 lb
- Width73.7 in – 77.0 in
- BMW X3 width74.1 in
Which is bigger?
- Length: BMW X3 is 2.7 in shorter (186.1 in vs 183.4 in)
- Width: BMW X3 is 1.3 in narrower (75.3 in vs 74.1 in)
- Height: Acura RDX is 2.0 in taller (67.4 in vs 65.4 in)
- Wheelbase: BMW X3 has a 4.6 in longer wheelbase (106.0 in vs 110.6 in)
- Ground clearance: Acura RDX has 0.1 in more ground clearance (8.1 in vs 8.0 in)
- Curb weight: BMW X3 is 51 lb heavier (4,094 lb vs 4,145 lb)
Biggest size differences
- Wheelbase: BMW X3 has a 4.6 in longer wheelbase (106.0 in vs 110.6 in)
- Height: Acura RDX is 2.0 in taller (67.4 in vs 65.4 in)
- Width: BMW X3 is 1.3 in narrower (75.3 in vs 74.1 in)
- Length: BMW X3 is 2.7 in shorter (186.1 in vs 183.4 in)
- Ground clearance: Acura RDX has 0.1 in more ground clearance (8.1 in vs 8.0 in)
Practical verdicts
- Easier to fit in a short garageBMW X3 — BMW X3 is shorter by 2.7 in Check garage fit for Acura RDX · garage fit for BMW X3
- Narrower for tight parkingBMW X3 — BMW X3 is narrower by 1.3 in
- More ground clearanceAcura RDX — Acura RDX has 0.1 in more clearance
- Smaller exterior footprintBMW X3 — Based on length × width (BMW X3)
Dimension comparison
| Spec | Acura RDX | BMW X3 | Difference |
|---|---|---|---|
| Length | 186.1 in | 183.4 in | 2.7 in |
| Width | 75.3 in | 74.1 in | 1.3 in |
| Height | 67.4 in | 65.4 in | 2.0 in |
| Wheelbase | 106.0 in | 110.6 in | 4.6 in |
| Ground clearance | 8.1 in | 8.0 in | 0.1 in |
| Curb weight | 4,094 lb | 4,145 lb | 51 lb |
Values use trim midpoints when a model year lists a range (e.g. length 183.5 in – 188.7 in).
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.