Our read

GarageScout Take

Watch For

Restoration quality matters: check documentation of the work, paint consistency, panel fit, and what the rebuild actually covered.

Identity & configuration

The car

Year: 1988
Make: Porsche
Model family: 928
Trim / Variant: 928S4
Body: Coupe
Engine: 5.0L DOHC
Transmission: Automatic
Mileage: 89,079 miles
Exterior: Black
Interior: Champagne

Highlights

Notable Equipment

Anti-Theft System
Power Steering
Power Brakes
Fuel Injection
Four Wheel Disc Brakes
Power Windows
Power Seats
Power Mirrors

Show 7 more

Power Locks
Leather Seats
Cruise Control
Air Conditioning
Sunroof
CD Player
AM/FM Radio

Market

Comparable prices

928S4

Median sold

$27,000

41 sales · last 12 months

Sales over time

Earlier history

Running medianMiddle halfThis car's asking price $34,995

52 records · 42 sold · 6 unsold

Outcome

Car

Gearbox

Date · source

Price

vs median

1988 Porsche 928 S4

128,094 mi · Slate Grey Metallic · Automatic · Oct 12, 2026 · Exotic Car Trader

Automatic

Oct 12, 2026

Exotic Car Trader

Last ask

not a sale

1987 Porsche 928 S4

35,000 mi · Marine Blue Metallic · Automatic · Oct 6, 2026 · Bring a Trailer

Automatic

Oct 6, 2026

Bring a Trailer

+50% vs $27,000

1989 Porsche 928 S4

90,082 mi · Guards Red · Automatic · Sep 26, 2026 · Champion Porsche

Automatic

Sep 26, 2026

Champion Porsche

Last ask

not a sale

1990 Porsche 928 S4

83,000 mi · Black · Automatic · Sep 11, 2026 · Bring a Trailer

Automatic

Sep 11, 2026

Bring a Trailer

−37% vs $27,000

1989 Porsche 928 S4

39,000 mi · Grand Prix White · Automatic · Aug 31, 2026 · Bring a Trailer

Automatic

Aug 31, 2026

Bring a Trailer

High bid · not sold

—

View all market records →

1–5 of 52 shown

History

Sightings

2 events

Now
For sale
Available now · Streetside Classics
Oct 12, 2026
Listed for sale
Asking $34,995 · Streetside Classics

1988 Porsche 928 S4
Streetside Classics · Live · 89,079 mi · Oct 12, 2026 · View on Streetside Classics
Price $34,995

Keep exploring

More live inventory you can buy today

Live same generation on GarageScout.

See the 928 market

Identity & configuration