2021 Acura RDX Dimensions, Sizes & Specifications
Based on 9 trims — exact values when identical, ranges when trims differ. Generation: Third generation (TC1/2).
- Length186.7 in
- Width74.8 in
- Height65.7 in
- Wheelbase108.3 in
- Ground clearance8.2 in
- Curb weight3,783 lb – 4,068 lb
- Length186.7 in
- Height65.7 in
- Wheelbase108.3 in
- Ground clearance8.2 in
- Curb weight3,783 lb – 4,068 lb
- Width74.8 in
Proportional exterior silhouette from catalog length, width and height. The explorer below is a systems map — different purpose, not a second silhouette.
Explore your 2021 Acura RDX
Interactive systems diagram for this model year — measure, check fitment, and open the matching SpecSizes tools. Schematic only; not photorealistic body styling.
- Dimensions
- Wheels
- Tires
- Battery
- Oil
- Interior
Available for this vehicle
- Dimensions
- Wheels
- Tires
- Battery
- Oil
- Interior
Select a system below or on the diagram. This schematic marks measurement areas — it is not body-accurate styling.
Catalog summaries
Exterior: 186.7 in · 74.8 in · 65.7 in. Full dimensions
Wheels: bolt pattern 5x114.3, bore 64.1 mm. Wheel sizes
Tires: P255/45VR20.0 BSW performance AS, P235/55HR19.0 BSW performance AS, 235/55R19, 255/45R20. Tire sizes
What do you want to check?
- Compare this vehicleSize vs a competitor
- See size by yearModel history & chart
- Will it fit in my garage?Door & bay clearance calculator
- Find cars similar in sizeExterior length, width & height neighbors
- See SUVs with more ground clearanceAmong the higher-clearance SUVs in the current dataset
- Browse cars by sizeReverse-search by length, width & height
- Check tire sizeOEM tire sizes
- Check battery sizeGroup size
- Check oil capacityCapacity & viscosity
- Check wheel sizeBolt pattern, bore, offset
- Wheel fitment & interchangeCompare donor or custom wheels
Exterior dimensions
| Length | 186.7 in |
|---|---|
| Width | 74.8 in |
| Height | 65.7 in |
| Wheelbase | 108.3 in |
| Ground clearance | 8.2 in |
Interior dimensions
| Front headroom | 40.0 in |
|---|---|
| Rear headroom | 38.0 in |
| Front legroom | 42.0 in |
| Rear legroom | 38.0 in |
| Front shoulder room | 60.0 in |
| Rear shoulder room | 57.0 in |
| Front hip room | 55.0 in |
| Rear hip room | 50.0 in |
Weight & capacities
| Curb weight | 3,783 lb – 4,068 lb |
|---|---|
| GVWR | 4,784 lb – 5,027 lb |
| Fuel tank | 17.1 gal |
| Max towing capacity | 1,500 lb |
Engine
- 1868 1912
| Torque | 280 lb-ft |
|---|
Torque shown in lb-ft as stored in the catalog.
Wheels, tires & maintenance sizes
Tire sizes Full tire size page → · Wheel fitment →
- P255/45VR20.0 BSW performance AS
- P235/55HR19.0 BSW performance AS
- 235/55R19
- 255/45R20
Battery group size Full battery size page →
- H6-AGM
Oil capacity Full oil capacity page →
- 0W-205.1 qt
Trim-by-trim dimensions (9 trims)
| Trim | Length | Width | Height | Wheelbase | Clearance | Curb wt |
|---|---|---|---|---|---|---|
| A-Spec Package 4dr Front-wheel Drive | 186.7 | 74.8 | 65.7 | 108.3 | 8.2 | 3821 |
| A-Spec Package 4dr SH-AWD | 186.7 | 74.8 | 65.7 | 108.3 | 8.2 | 4015 |
| Advance Package 4dr Front-wheel Drive | 186.7 | 74.8 | 65.7 | 108.3 | 8.2 | 3829 |
| Advance Package 4dr SH-AWD | 186.7 | 74.8 | 65.7 | 108.3 | 8.2 | 4068 |
| Base 4dr Front-wheel Drive | 186.7 | 74.8 | 65.7 | 108.3 | 8.2 | 3783 |
| Base 4dr SH-AWD | 186.7 | 74.8 | 65.7 | 108.3 | 8.2 | 4019 |
| PMC Edition 4dr SH-AWD | 186.7 | 74.8 | 65.7 | 108.3 | 8.2 | 4050 |
| Technology Package 4dr Front-wheel Drive | 186.7 | 74.8 | 65.7 | 108.3 | 8.2 | 3790 |
| Technology Package 4dr SH-AWD | 186.7 | 74.8 | 65.7 | 108.3 | 8.2 | 4026 |
Values in inches / pounds as stored. Ranges above reflect trim variation.
Same generation (Third generation (TC1/2)): years 2019–2022. View model overview