2018 Mazda Mazda3 Dimensions, Sizes & Specifications
Based on 6 trims — exact values when identical, ranges when trims differ. Generation: Third generation (BM/BN) - Facelift.
- Length175.6 in – 180.3 in
- Width70.7 in
- Height57.3 in
- Wheelbase106.3 in
- Ground clearance6.1 in
- Curb weight2,875 lb – 3,046 lb
- Length175.6 in – 180.3 in
- Height57.3 in
- Wheelbase106.3 in
- Ground clearance6.1 in
- Curb weight2,875 lb – 3,046 lb
- Width70.7 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 Mazda Mazda3
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: 175.6 in – 180.3 in · 70.7 in · 57.3 in. Full dimensions
Wheels: bolt pattern 5x114.3, bore 67.1 mm. Wheel sizes
Tires: P215/45WR18.0 BSW AS, P205/60HR16.0 BSW AS, 205/55R17, 205/60R16…. 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 shorter carsShorter than ~91% of sedans in the current dataset
- See narrower vehiclesNarrower than ~86% of sedans
- 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 | 175.6 in – 180.3 in |
|---|---|
| Width | 70.7 in |
| Height | 57.3 in |
| Wheelbase | 106.3 in |
| Ground clearance | 6.1 in |
Interior dimensions
| Front headroom | 38.0 in – 39.0 in |
|---|---|
| Rear headroom | 38.0 in |
| Front legroom | 42.2 in |
| Rear legroom | 35.8 in |
| Front shoulder room | 57.0 in |
| Rear shoulder room | 54.0 in |
| Front hip room | 56.0 in |
| Rear hip room | 54.0 in |
Weight & capacities
| Curb weight | 2,875 lb – 3,046 lb |
|---|---|
| Fuel tank | 13.2 gal |
| Max towing capacity | 2,000 lb – 2,095 lb |
Engine
- 1874 1912
- 1868 1912
| Torque | 150 – 185 lb-ft |
|---|
Torque shown in lb-ft as stored in the catalog.
Wheels, tires & maintenance sizes
Tire sizes Full tire size page → · Wheel fitment →
- P215/45WR18.0 BSW AS
- P205/60HR16.0 BSW AS
- 205/55R17
- 205/60R16
- 215/45R18
- 225/45R18
- 235/35R19
Wiper sizes Full wiper size page →
- Driver24"
- Passenger18"
- Rear12"
Battery group size Full battery size page →
- 26R-3
- 35-2
- 35-AGM
Oil capacity Full oil capacity page →
- 0W-204.4 qt
- 0W-204.8 qt
Trim-by-trim dimensions (6 trims)
| Trim | Length | Width | Height | Wheelbase | Clearance | Curb wt |
|---|---|---|---|---|---|---|
| Grand Touring 4dr Hatchback | 175.6 | 70.7 | 57.3 | 106.3 | 6.1 | 3046 |
| Grand Touring 4dr Sedan | 180.3 | 70.7 | 57.3 | 106.3 | 6.1 | 3013 |
| Sport 4dr Hatchback | 175.6 | 70.7 | 57.3 | 106.3 | 6.1 | 2875 |
| Sport 4dr Sedan | 180.3 | 70.7 | 57.3 | 106.3 | 6.1 | 2899 |
| Touring 4dr Hatchback | 175.6 | 70.7 | 57.3 | 106.3 | 6.1 | 3046 |
| Touring 4dr Sedan | 180.3 | 70.7 | 57.3 | 106.3 | 6.1 | 3013 |
Values in inches / pounds as stored. Ranges above reflect trim variation.
Same generation (Third generation (BM/BN) - Facelift): years 2017–2018. View model overview