2020 Porsche Boxster Specs: MPG, Gas Mileage, Engine Size & Dimensions
2020 Porsche Boxster Specs at a Glance
The 2020 Porsche Boxster gets 24 mpg combined on the 2.0L Rear-Wheel Drive configuration, weighs 2,965 lbs, measures 173.2 in long. Figures are per configuration, not a single official number — other trims rate as low as 21 mpg combined. Every figure below comes from EPA, NHTSA, or manufacturer published data — no estimates.
- Combined MPG
- 24 mpg (21 city / 27 hwy)
- Best configuration: 2.0L · Rear-Wheel Drive · Automatic (AM-S7) · other 2020 trims rate 21–24 mpg combined
- Engine
- 2.0L 4-cyl
- 2.0L · Rear-Wheel Drive · Automatic (AM-S7) · 2 powertrains offered
- Curb weight
- 2,965 lbs
- Heaviest recorded configuration: BOXSTER GTS 2DR CONVERTIBLE
- Length
- 173.2 in · 70.9 in wide · 50.4 in tall
- Wheelbase
- 97.6 in
2020 Porsche Boxster trims and MPG
| Trim | Engine | Trans | Drive | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| Auto (AM-S7), 4 cyl, 2.0 L | 4 · 2.0L | Automatic (AM-S7) | Rear-Wheel Drive | 21 | 27 | 24 |
| Auto (AM-S7), 4 cyl, 2.0 L | 4 · 2.0L | Automatic (AM-S7) | Rear-Wheel Drive | 21 | 27 | 23 |
| Auto (AM-S7), 4 cyl, 2.5 L | 4 · 2.5L | Automatic (AM-S7) | Rear-Wheel Drive | 19 | 25 | 22 |
| Man 6-spd, 4 cyl, 2.0 L | 4 · 2.0L | Manual 6-spd | Rear-Wheel Drive | 20 | 26 | 22 |
| Man 6-spd, 4 cyl, 2.5 L | 4 · 2.5L | Manual 6-spd | Rear-Wheel Drive | 19 | 24 | 21 |
Detailed Specifications
MPG & Fuel Economy
MPG for every year and trim
View details →Engine Specifications
Engine Specs for every year and trim
View details →Annual Fuel Cost
Fuel Cost for every year and trim
View details →Transmission Specifications
Transmission for every year and trim
View details →Drivetrain & Drive Type
Drivetrain for every year and trim
View details →Vehicle Class & EPA Size Category
Vehicle Class for every year and trim
View details →Maintenance Schedule & Service Intervals
Maintenance for every year and trim
View details →Dimensions & Size
Dimensions for every year and trim
View details →Curb Weight
Curb Weight for every year and trim
View details →Porsche Boxster Generations
Grouped by year ranges where the engine lineup, drivetrain options, and EPA class stay consistent — a derived approximation of the factory generations, not a manufacturer-published list.
| Years | Variants | Engines | Drive | Class | Best MPG |
|---|---|---|---|---|---|
| 2017–2020 | 21 | 2.0L, 2.5L | Rear-Wheel Drive | Two Seaters | 25 |
| 2015–2016 | 13 | 2.7L, 3.4L, 3.8L | Rear-Wheel Drive | Two Seaters | 25 |
Porsche Boxster — All Years Overview
| Year | Trim | Engine | Trans | Drive | City | Hwy | Combined | Fuel |
|---|---|---|---|---|---|---|---|---|
| 2020 | Auto (AM-S7), 4 cyl, 2.0 L | 4 · 2.0L | Automatic (AM-S7) | Rear-Wheel Drive | 21 | 27 | 24 | Premium Gasoline |
| 2020 | Auto (AM-S7), 4 cyl, 2.0 L | 4 · 2.0L | Automatic (AM-S7) | Rear-Wheel Drive | 21 | 27 | 23 | Premium Gasoline |
| 2020 | Auto (AM-S7), 4 cyl, 2.5 L | 4 · 2.5L | Automatic (AM-S7) | Rear-Wheel Drive | 19 | 25 | 22 | Premium Gasoline |
| 2020 | Man 6-spd, 4 cyl, 2.0 L | 4 · 2.0L | Manual 6-spd | Rear-Wheel Drive | 20 | 26 | 22 | Premium Gasoline |
| 2020 | Man 6-spd, 4 cyl, 2.5 L | 4 · 2.5L | Manual 6-spd | Rear-Wheel Drive | 19 | 24 | 21 | Premium Gasoline |
| 2019 | Auto (AM-S7), 4 cyl, 2.0 L | 4 · 2.0L | Automatic (AM-S7) | Rear-Wheel Drive | 22 | 29 | 25 | Premium Gasoline |
| 2019 | Auto (AM-S7), 4 cyl, 2.5 L | 4 · 2.5L | Automatic (AM-S7) | Rear-Wheel Drive | 20 | 26 | 22 | Premium Gasoline |
| 2019 | Auto (AM-S7), 4 cyl, 2.5 L | 4 · 2.5L | Automatic (AM-S7) | Rear-Wheel Drive | 21 | 28 | 24 | Premium Gasoline |
| 2019 | Man 6-spd, 4 cyl, 2.0 L | 4 · 2.0L | Manual 6-spd | Rear-Wheel Drive | 21 | 28 | 24 | Premium Gasoline |
| 2019 | Man 6-spd, 4 cyl, 2.5 L | 4 · 2.5L | Manual 6-spd | Rear-Wheel Drive | 19 | 25 | 21 | Premium Gasoline |
| 2019 | Man 6-spd, 4 cyl, 2.5 L | 4 · 2.5L | Manual 6-spd | Rear-Wheel Drive | 20 | 26 | 22 | Premium Gasoline |
| 2018 | Auto (AM-S7), 4 cyl, 2.0 L | 4 · 2.0L | Automatic (AM-S7) | Rear-Wheel Drive | 22 | 29 | 25 | Premium Gasoline |
| 2018 | Auto (AM-S7), 4 cyl, 2.5 L | 4 · 2.5L | Automatic (AM-S7) | Rear-Wheel Drive | 20 | 26 | 22 | Premium Gasoline |
| 2018 | Auto (AM-S7), 4 cyl, 2.5 L | 4 · 2.5L | Automatic (AM-S7) | Rear-Wheel Drive | 21 | 28 | 24 | Premium Gasoline |
| 2018 | Man 6-spd, 4 cyl, 2.0 L | 4 · 2.0L | Manual 6-spd | Rear-Wheel Drive | 21 | 28 | 24 | Premium Gasoline |
| 2018 | Man 6-spd, 4 cyl, 2.5 L | 4 · 2.5L | Manual 6-spd | Rear-Wheel Drive | 19 | 25 | 21 | Premium Gasoline |
| 2018 | Man 6-spd, 4 cyl, 2.5 L | 4 · 2.5L | Manual 6-spd | Rear-Wheel Drive | 20 | 26 | 22 | Premium Gasoline |
| 2017 | Auto (AM-S7), 4 cyl, 2.0 L | 4 · 2.0L | Automatic (AM-S7) | Rear-Wheel Drive | 22 | 29 | 25 | Premium Gasoline |
| 2017 | Auto (AM-S7), 4 cyl, 2.5 L | 4 · 2.5L | Automatic (AM-S7) | Rear-Wheel Drive | 21 | 28 | 24 | Premium Gasoline |
| 2017 | Man 6-spd, 4 cyl, 2.0 L | 4 · 2.0L | Manual 6-spd | Rear-Wheel Drive | 21 | 28 | 24 | Premium Gasoline |
| 2017 | Man 6-spd, 4 cyl, 2.5 L | 4 · 2.5L | Manual 6-spd | Rear-Wheel Drive | 20 | 26 | 22 | Premium Gasoline |
| 2016 | Auto (AM-S7), 6 cyl, 2.7 L | 6 · 2.7L | Automatic (AM-S7) | Rear-Wheel Drive | 22 | 31 | 25 | Premium Gasoline |
| 2016 | Auto (AM-S7), 6 cyl, 3.4 L | 6 · 3.4L | Automatic (AM-S7) | Rear-Wheel Drive | 21 | 30 | 25 | Premium Gasoline |
| 2016 | Auto (AM-S7), 6 cyl, 3.4 L | 6 · 3.4L | Automatic (AM-S7) | Rear-Wheel Drive | 21 | 29 | 24 | Premium Gasoline |
| 2016 | Man 6-spd, 6 cyl, 2.7 L | 6 · 2.7L | Manual 6-spd | Rear-Wheel Drive | 20 | 29 | 24 | Premium Gasoline |
| 2016 | Man 6-spd, 6 cyl, 3.4 L | 6 · 3.4L | Manual 6-spd | Rear-Wheel Drive | 20 | 27 | 22 | Premium Gasoline |
| 2016 | Man 6-spd, 6 cyl, 3.4 L | 6 · 3.4L | Manual 6-spd | Rear-Wheel Drive | 19 | 26 | 22 | Premium Gasoline |
| 2016 | Man 6-spd, 6 cyl, 3.8 L | 6 · 3.8L | Manual 6-spd | Rear-Wheel Drive | 18 | 24 | 20 | Premium Gasoline |
| 2015 | Auto (AM-S7), 6 cyl, 2.7 L | 6 · 2.7L | Automatic (AM-S7) | Rear-Wheel Drive | 22 | 31 | 25 | Premium Gasoline |
| 2015 | Auto (AM-S7), 6 cyl, 3.4 L | 6 · 3.4L | Automatic (AM-S7) | Rear-Wheel Drive | 21 | 29 | 24 | Premium Gasoline |
| 2015 | Auto (AM-S7), 6 cyl, 3.4 L | 6 · 3.4L | Automatic (AM-S7) | Rear-Wheel Drive | 21 | 30 | 25 | Premium Gasoline |
| 2015 | Man 6-spd, 6 cyl, 2.7 L | 6 · 2.7L | Manual 6-spd | Rear-Wheel Drive | 20 | 29 | 24 | Premium Gasoline |
| 2015 | Man 6-spd, 6 cyl, 3.4 L | 6 · 3.4L | Manual 6-spd | Rear-Wheel Drive | 20 | 27 | 22 | Premium Gasoline |
| 2015 | Man 6-spd, 6 cyl, 3.4 L | 6 · 3.4L | Manual 6-spd | Rear-Wheel Drive | 19 | 26 | 22 | Premium Gasoline |
Compare across every brand
All Porsche Boxster specifications
Porsche Boxster — Frequently Asked Questions
What is the fuel economy of the 2020 Porsche Boxster?
The Porsche Boxster is EPA-rated at up to 25 MPG combined (22 city / 29 highway), a historical peak recorded on the 2019 model year.
What engine does the 2020 Porsche Boxster have?
The Porsche Boxster uses a 2.0L 4-cylinder engine paired with an Automatic transmission.
What years of the Porsche Boxster are covered here?
This page documents 34 verified Porsche Boxster configurations across model years 2015–2020.
Which model year of the Porsche Boxster is the most fuel efficient?
The 2019 Porsche Boxster holds the highest combined rating at 25 MPG; the 2020 sits lowest at 24 MPG, a difference of 1 MPG (about 4%) across the 6 rated years on file.
How many engine options does the Porsche Boxster have?
The records list 5 distinct displacements for the Porsche Boxster — 2L, 2.5L, 2.7L, 3.4L, 3.8L — which is why combined MPG varies between trims of the same year.
Is the 2020 Porsche Boxster front-wheel drive or all-wheel drive?
Every Porsche Boxster configuration on record here is Rear-Wheel Drive; no alternative drivetrain appears in the 2015–2020 data.