2021 BMW M3 Dimensions, Sizes & Specifications
Based on 2 trims — exact values when identical, ranges when trims differ. Generation: G80.
- Length189.1 in
- Width74.3 in
- Height56.4 in
- Wheelbase112.5 in
- Curb weight3,840 lb – 3,890 lb
- Length189.1 in
- Height56.4 in
- Wheelbase112.5 in
- Curb weight3,840 lb – 3,890 lb
- Width74.3 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 BMW M3
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
- Oil
- Interior
Available for this vehicle
- Dimensions
- Wheels
- Tires
- Wipers
- Oil
- Interior
Select a system below or on the diagram. This schematic marks measurement areas — it is not body-accurate styling.
Catalog summaries
Exterior: 189.1 in · 74.3 in · 56.4 in. Full dimensions
Wheels: bolt pattern 5x112, bore 66.5 mm. Wheel sizes
Tires: 2377, 2378. 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 oil capacityCapacity & viscosity
- Check wheel sizeBolt pattern, bore, offset
- Wheel fitment & interchangeCompare donor or custom wheels
Exterior dimensions
| Length | 189.1 in |
|---|---|
| Width | 74.3 in |
| Height | 56.4 in |
| Wheelbase | 112.5 in |
Interior dimensions
| Front headroom | 41.0 in |
|---|---|
| Rear headroom | 38.0 in |
| Front legroom | 41.6 in |
| Rear legroom | 35.6 in |
| Front shoulder room | 56.0 in |
| Rear shoulder room | 55.0 in |
Weight & capacities
| Curb weight | 3,840 lb – 3,890 lb |
|---|---|
| GVWR | 4,780 lb – 4,870 lb |
| Fuel tank | 15.6 gal |
Engine
- 1881 1919
| Torque | 406 – 479 lb-ft |
|---|
Torque shown in lb-ft as stored in the catalog.
Wheels, tires & maintenance sizes
Tire sizes Full tire size page → · Wheel fitment →
- 2377
- 2378
Wiper sizes Full wiper size page →
- Driver24"
- Passenger19"
Oil capacity Full oil capacity page →
- 0W-307.4 qt
Trim-by-trim dimensions (2 trims)
| Trim | Length | Width | Height | Wheelbase | Clearance | Curb wt |
|---|---|---|---|---|---|---|
| Base 4dr Rear-Wheel Drive Sedan | 189.1 | 74.3 | 56.4 | 112.5 | — | 3840 |
| Competition 4dr Rear-Wheel Drive Sedan | 189.1 | 74.3 | 56.4 | 112.5 | — | 3890 |
Values in inches / pounds as stored. Ranges above reflect trim variation.
Same generation (G80): years 2021–2023. View model overview