2018 Acura RDX Dimensions, Sizes & Specifications
Based on 10 trims — exact values when identical, ranges when trims differ. Generation: Second generation (TB3/4) - Facelift.
- Length184.4 in
- Width73.7 in
- Height65.0 in
- Wheelbase105.7 in
- Ground clearance8.1 in
- Curb weight3,737 lb – 3,946 lb
- Length184.4 in
- Height65.0 in
- Wheelbase105.7 in
- Ground clearance8.1 in
- Curb weight3,737 lb – 3,946 lb
- Width73.7 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 2018 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
- Wipers
- Battery
- Oil
- Interior
Available for this vehicle
- Dimensions
- Wheels
- Tires
- Wipers
- 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: 184.4 in · 73.7 in · 65.0 in. Full dimensions
Wheels: bolt pattern 5x114.3, bore 64.1 mm. Wheel sizes
Tires: P235/60VR18.0 BSW performance AS, 235/55R19, 235/60R18, 245/50R20…. 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
- Browse cars by sizeReverse-search by length, width & height
- Check tire sizeOEM tire sizes
- Check wiper sizeBlade lengths
- Check battery sizeGroup size
- Check oil capacityCapacity & viscosity
- Check wheel sizeBolt pattern, bore, offset
- Wheel fitment & interchangeCompare donor or custom wheels
Exterior dimensions
| Length | 184.4 in |
|---|---|
| Width | 73.7 in |
| Height | 65.0 in |
| Wheelbase | 105.7 in |
| Ground clearance | 8.1 in |
Interior dimensions
| Front headroom | 39.0 in |
|---|---|
| Rear headroom | 38.0 in |
| Front legroom | 42.0 in |
| Rear legroom | 38.3 in |
| Front shoulder room | 59.0 in |
| Rear shoulder room | 57.0 in |
| Front hip room | 56.0 in |
| Rear hip room | 54.0 in |
Weight & capacities
| Curb weight | 3,737 lb – 3,946 lb |
|---|---|
| Fuel tank | 16.0 gal |
| Max towing capacity | 1,500 lb |
Engine
- 1875 1915
| Torque | 252 lb-ft |
|---|
Torque shown in lb-ft as stored in the catalog.
Wheels, tires & maintenance sizes
Tire sizes Full tire size page → · Wheel fitment →
- P235/60VR18.0 BSW performance AS
- 235/55R19
- 235/60R18
- 245/50R20
- 255/35R22
Wiper sizes Full wiper size page →
- Driver26"
- Passenger16"
- Rear14"
Battery group size Full battery size page →
- 24F-3
- 24F-6
- 24F-RP
Oil capacity Full oil capacity page →
- 0W-204.5 qt
Trim-by-trim dimensions (10 trims)
| Trim | Length | Width | Height | Wheelbase | Clearance | Curb wt |
|---|---|---|---|---|---|---|
| AcuraWatch Plus Package 4dr All-wheel Drive | 184.4 | 73.7 | 65.0 | 105.7 | 8.1 | 3907 |
| AcuraWatch Plus Package 4dr Front-wheel Drive | 184.4 | 73.7 | 65.0 | 105.7 | 8.1 | 3743 |
| Advance Package 4dr All-wheel Drive | 184.4 | 73.7 | 65.0 | 105.7 | 8.1 | 3946 |
| Advance Package 4dr Front-wheel Drive | 184.4 | 73.7 | 65.0 | 105.7 | 8.1 | 3781 |
| Base 4dr All-wheel Drive | 184.4 | 73.7 | 65.0 | 105.7 | 8.1 | 3902 |
| Base 4dr Front-wheel Drive | 184.4 | 73.7 | 65.0 | 105.7 | 8.1 | 3737 |
| Technology & AcuraWatch Plus Packages 4dr All-wheel Drive | 184.4 | 73.7 | 65.0 | 105.7 | 8.1 | 3935 |
| Technology & AcuraWatch Plus Packages 4dr Front-wheel Drive | 184.4 | 73.7 | 65.0 | 105.7 | 8.1 | 3772 |
| Technology Package 4dr All-wheel Drive | 184.4 | 73.7 | 65.0 | 105.7 | 8.1 | 3931 |
| Technology Package 4dr Front-wheel Drive | 184.4 | 73.7 | 65.0 | 105.7 | 8.1 | 3768 |
Values in inches / pounds as stored. Ranges above reflect trim variation.
Same generation (Second generation (TB3/4) - Facelift): years 2016–2018. View model overview