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2018 Porsche 718 Boxster

3 trims · Convertible

From live listings

$48,990

3 for sale · Starting MSRP $57,400 – $81,900

See inventory (3)All Porsche models

Key specifications

Porsche 718 Boxster for sale

3 live listings from $48,990 · median $54,779

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Pricing

How much should you pay for the Porsche 718 Boxster? Select a trim to update purchase and lease estimates, then shop live inventory.

MSRP by trim

Select a trim to update the payment estimates. MSRP is for each trim's base configuration and excludes destination, taxes, and options.

Purchase information

Based on Base

Total price (Base MSRP)

$57,400

Typical monthly

$1,137/mo

Avg. APR

7.00%

60-month loan estimate for good credit (rates as of 2026-08-23). Not a credit offer; actual APR varies by lender, credit, and dealer.

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Compare 2018 Porsche 718 Boxster trims

  • Base

    MSRP
    $57,400
    Fuel economy (city/hwy)
    21/28
    Horsepower
    300 hp
    Torque
    280 lb-ft
    Engine
    2L flat 4 gas
    Seating
    2
    Drivetrain
    RWD
    Cargo (cu ft)
    9.7
    Max towing
    —

  • S

    MSRP
    $69,800
    Fuel economy (city/hwy)
    20/26
    Horsepower
    350 hp
    Torque
    309 lb-ft
    Engine
    2.5L flat 4 gas
    Seating
    2
    Drivetrain
    RWD
    Cargo (cu ft)
    9.7
    Max towing
    —

  • GTS

    MSRP
    $81,900
    Fuel economy (city/hwy)
    19/25
    Horsepower
    365 hp
    Torque
    309 lb-ft
    Engine
    2.5L flat 4 gas
    Seating
    2
    Drivetrain
    RWD
    Cargo (cu ft)
    9.7
    Max towing
    —

Manufacturer specifications by trim and drivetrain. Same trim names with different MSRPs are distinct FWD/AWD (or other drivetrain) configurations from the catalog. MSRP excludes destination fees, taxes, and dealer-installed options.

Full specifications

Engine & drivetrain

Engine type
Basegas
Sgas
GTSgas
Fuel type
Basepremium unleaded (required)
Spremium unleaded (required)
GTSpremium unleaded (required)
Cylinders
Baseflat 4
Sflat 4
GTSflat 4
Displacement
Base2 L
S2.5 L
GTS2.5 L
Horsepower
Base300 hp
S350 hp
GTS365 hp
Torque
Base280 lb-ft
S309 lb-ft
GTS309 lb-ft
Transmission
Base6-speed manual
S6-speed manual
GTS6-speed manual
Drivetrain
Baserear wheel drive
Srear wheel drive
GTSrear wheel drive

Dimensions

Body type
BaseConvertible
SConvertible
GTSConvertible
Doors
Base2
S2
GTS2
Seating
Base2
S2
GTS2
Length
Base172.4 in
S172.4 in
GTS172.9 in
Width
Base70.9 in
S70.9 in
GTS70.9 in
Height
Base50.4 in
S50.4 in
GTS50.1 in
Wheelbase
Base97.4 in
S97.4 in
GTS97.4 in

Capacity & weight

Max cargo capacity
Base9.7 cu ft
S9.7 cu ft
GTS9.7 cu ft
Max payload
Base704 lbs
S682 lbs
GTS660 lbs
Curb weight
Base2,944 lbs
S2,988 lbs
GTS3,032 lbs
Fuel tank
Base14.3 gal
S16.9 gal
GTS16.9 gal

Fuel economy & EV

Combined MPG
Base24
S22
GTS21
City MPG
Base21
S20
GTS19
Highway MPG
Base28
S26
GTS25

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2018 Porsche 718 Boxster FAQ

How much does the 2018 Porsche 718 Boxster cost?
The 2018 Porsche 718 Boxster has a starting MSRP of $57,400, ranging up to $81,900 for the top trim. Trim pricing includes Base from $57,400; S from $69,800; GTS from $81,900. Live listings on OpenDealer currently start at $48,990.
What is the fuel economy of the 2018 Porsche 718 Boxster?
The 2018 Porsche 718 Boxster achieves up to 24 MPG combined (EPA estimate), depending on trim and configuration.
How much cargo space does the 2018 Porsche 718 Boxster have?
The 2018 Porsche 718 Boxster offers up to 9.7 cubic feet of cargo capacity, depending on trim and seating configuration.
How many trims does the 2018 Porsche 718 Boxster come in?
The 2018 Porsche 718 Boxster is available in 3 trims across Convertible body styles with rear wheel drive.