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Used Audi S4 for Sale in Portland, OR

S4s for Sale at Dealers

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2018 Audi S4 Premium Plus AWD • Beaverton, OR
Blue • 3.0L V6 Engine

$21,441 • 90.2k miles

•••

#4 2015-2023 Audi S4

CoPilot AI: It’s a “D” Buy

$554 Price Drop
Includes $1,242 Premium Upgrades
Motivation to Negotiate - Increasing

More details

Here’s the S4 you found:

Price Drop

2018 Audi S4 Premium Plus

AWD • Beaverton, OR

$21,441 • 90.2k miles

See more about this car

Vehicle Overview

3.0L V6 Engine, Gasoline, All Wheel Drive, 8 speed Automatic

Packages

NAVIGATION PACKAGE — MSRP $2,600

All Features

Interior:

Leather Seats, Heated Front Seats, Multi-Zone A/C, Rear A/C, Seat Massage…

Exterior:

Sun Roof, Heated Mirrors, Hands-Free Liftgate, Premium Wheels…

Safety:

Blind Spot Monitor, Security System, Cross-Traffic Alert, Front Collision Mitigation, Rear Collision Mitigation…

Technology:

Auxiliary Audio Input, Back-Up Camera, Bluetooth Connection, Navigation System, Premium Sound System, WiFi Hotspot, Steering Wheel Audio Controls, Smartphone Integration…

Should I Buy this Vehicle?

CoPilot AI Highlights

$554 Price Drop
Includes $1,242 Premium Upgrades
Motivation to Negotiate - Increasing

Help Me Buy this Vehicle

Help me avoid hidden fees at the dealership Show me

Price Drop

2018 Audi S4 Prestige AWD • Longview, WA
Silver • 3.0L V6 Engine

$22,188 • 99.3k miles

•••

#2 2015-2023 Audi S4

CoPilot AI: It’s a “B” Buy

$1,000 Price Drop
Fair Price - $319 Below Market
Includes $4,674 Premium Upgrades

More details

Here’s the S4 you found:

Price Drop

2018 Audi S4 Prestige

AWD • Longview, WA

$22,188 • 99.3k miles

See more about this car

Vehicle Overview

3.0L V6 Engine, Gasoline, All Wheel Drive, 8 speed Automatic

Packages

NAVIGATION PACKAGE — MSRP $2,600

S SPORT PACKAGE — MSRP $2,500

PRESTIGE PACKAGE — MSRP $4,400

All Features

Interior:

Leather Seats, Heated Front Seats, Multi-Zone A/C, Rear A/C, Seat Massage…

Exterior:

Sun Roof, Heated Mirrors, Hands-Free Liftgate, Premium Wheels…

Safety:

Blind Spot Monitor, Security System, Cross-Traffic Alert, Aerial View Display System, Front Collision Mitigation, Rear Collision Mitigation…

Technology:

Auxiliary Audio Input, Back-Up Camera, Bluetooth Connection, Navigation System, Premium Sound System, Heads-Up Display, WiFi Hotspot, Steering Wheel Audio Controls, Smartphone Integration…

Should I Buy this Vehicle?

CoPilot AI Highlights

$1,000 Price Drop
Fair Price - $319 Below Market
Includes $4,674 Premium Upgrades

Help Me Buy this Vehicle

Help me avoid hidden fees at the dealership Show me

Price Drop

2018 Audi S4 Premium Plus AWD • Portland, OR
Red • 3.0L V6 Engine

$27,999 • 63.4k miles

•••

#5 2015-2023 Audi S4

CoPilot AI: It’s a “D-” Buy

$2,000 Price Drop
Includes $275 Premium Upgrades
Motivation to Negotiate - Very High

More details

Here’s the S4 you found:

Price Drop

2018 Audi S4 Premium Plus

AWD • Portland, OR

$27,999 • 63.4k miles

See more about this car

Vehicle Overview

3.0L V6 Engine, Gasoline, All Wheel Drive, 8 speed Automatic

Packages

All Features

Interior:

Leather Seats, Heated Front Seats, Multi-Zone A/C, Rear A/C, Seat Massage…

Exterior:

Sun Roof, Heated Mirrors, Hands-Free Liftgate, Premium Wheels…

Safety:

Blind Spot Monitor, Security System, Cross-Traffic Alert, Front Collision Mitigation, Rear Collision Mitigation…

Technology:

Auxiliary Audio Input, Back-Up Camera, Bluetooth Connection, Navigation System, Premium Sound System, WiFi Hotspot, Steering Wheel Audio Controls, Smartphone Integration, Android Auto, Apple CarPlay…

Should I Buy this Vehicle?

CoPilot AI Highlights

$2,000 Price Drop
Includes $275 Premium Upgrades
Motivation to Negotiate - Very High

Help Me Buy this Vehicle

Help me avoid hidden fees at the dealership Show me

Price Drop

2021 Audi S4 Premium Plus AWD • Beaverton, OR
Blue • 3.0L V6 Engine

$36,997 • 45.1k miles

•••

#1 2015-2023 Audi S4

CoPilot AI: It’s a “B+” Buy

$1,000 Price Drop
Great Price - $2,787 Below Market
Includes $6,117 Premium Upgrades

More details

Here’s the S4 you found:

Price Drop

2021 Audi S4 Premium Plus

AWD • Beaverton, OR

$36,997 • 45.1k miles

See more about this car

Vehicle Overview

3.0L V6 Engine, Gasoline, All Wheel Drive, 8 speed Automatic

Packages

BLACK OPTIC PACKAGE — MSRP $1,400

S SPORT PACKAGE — MSRP $2,500

PREMIUM PLUS PACKAGE — MSRP $3,600

All Features

Interior:

Leather Seats, Heated Front Seats, Multi-Zone A/C, Rear A/C, Heated Steering Wheel, Seat Massage…

Exterior:

Sun Roof, Heated Mirrors, Premium Wheels…

Safety:

Blind Spot Monitor, Lane Departure Warning, Security System, Cross-Traffic Alert, Lane Keeping Assist, Aerial View Display System, Front Collision Mitigation, Rear Collision Mitigation, Steering Assist Cruise Control, Adaptive Cruise Control…

Technology:

Auxiliary Audio Input, Back-Up Camera, Bluetooth Connection, Premium Sound System, Steering Wheel Audio Controls, Smartphone Integration…

Should I Buy this Vehicle?

CoPilot AI Highlights

$1,000 Price Drop
Great Price - $2,787 Below Market
Includes $6,117 Premium Upgrades

Help Me Buy this Vehicle

Help me avoid hidden fees at the dealership Show me

2018 Audi S4 Prestige AWD • Portland, OR
Gray • 3.0L V6 Engine

$31,950 • 63.2k miles

•••

#3 2015-2023 Audi S4

CoPilot AI: It’s a “D+” Buy

Includes $5,871 Premium Upgrades
Motivation to Negotiate - Very High
Very Low Mileage

More details

Here’s the S4 you found:

2018 Audi S4 Prestige

AWD • Portland, OR

$31,950 • 63.2k miles

See more about this car

Vehicle Overview

3.0L V6 Engine, Gasoline, All Wheel Drive, 8 speed Automatic

Packages

NAVIGATION PACKAGE — MSRP $2,600

S SPORT PACKAGE — MSRP $2,500

PRESTIGE PACKAGE — MSRP $4,400

All Features

Interior:

Leather Seats, Heated Front Seats, Multi-Zone A/C, Rear A/C, Seat Massage…

Exterior:

Sun Roof, Heated Mirrors, Hands-Free Liftgate, Premium Wheels…

Safety:

Blind Spot Monitor, Security System, Aerial View Display System, Front Collision Mitigation, Rear Collision Mitigation…

Technology:

Auxiliary Audio Input, Back-Up Camera, Bluetooth Connection, Navigation System, Premium Sound System, Heads-Up Display, WiFi Hotspot, Steering Wheel Audio Controls, Smartphone Integration, Android Auto, Apple CarPlay…

Should I Buy this Vehicle?

CoPilot AI Highlights

Includes $5,871 Premium Upgrades
Motivation to Negotiate - Very High
Very Low Mileage

Help Me Buy this Vehicle

Help me avoid hidden fees at the dealership Show me

2015 Audi S4 Premium Plus AWD • Portland, OR
Gray • 3.0L V6 Engine

$17,495

•••

More details

Here’s the S4 you found:

2015 Audi S4 Premium Plus

AWD • Portland, OR

$17,495

See more about this car

Vehicle Overview

3.0L V6 Engine, Gasoline, All Wheel Drive, 7 speed Automatic

Packages

TECHNOLOGY PACKAGE — MSRP $2,900

All Features

Interior:

Leather Seats, Heated Front Seats, Multi-Zone A/C, Rear A/C…

Exterior:

Sun Roof, Heated Mirrors, Premium Wheels…

Safety:

Blind Spot Monitor, Security System…

Technology:

Auxiliary Audio Input, Back-Up Camera, Bluetooth Connection, Navigation System, Premium Sound System, WiFi Hotspot, Steering Wheel Audio Controls, Smartphone Integration…

Should I Buy this Vehicle?

CoPilot AI Highlights

Help Me Buy this Vehicle

Help me avoid hidden fees at the dealership Show me

2015 Audi S4 Premium Plus AWD • Portland, OR
Black • 3.0L V6 Engine

$17,995 • 62k miles

•••

Not Ranked

CoPilot AI: It’s a “B+” Buy

Great Price - $3,475 Below Market
Includes $1,250 Premium Upgrades
Motivation to Negotiate - Very High

More details

Here’s the S4 you found:

2015 Audi S4 Premium Plus

AWD • Portland, OR

$17,995 • 62k miles

See more about this car

Vehicle Overview

3.0L V6 Engine, Gasoline, All Wheel Drive, 7 speed Automatic

Packages

TECHNOLOGY PACKAGE — MSRP $2,900

All Features

Interior:

Leather Seats, Heated Front Seats, Multi-Zone A/C, Rear A/C…

Exterior:

Sun Roof, Heated Mirrors, Premium Wheels…

Safety:

Blind Spot Monitor, Security System…

Technology:

Auxiliary Audio Input, Back-Up Camera, Bluetooth Connection, Navigation System, WiFi Hotspot, Steering Wheel Audio Controls, Smartphone Integration…

Should I Buy this Vehicle?

CoPilot AI Highlights

Great Price - $3,475 Below Market
Includes $1,250 Premium Upgrades
Motivation to Negotiate - Very High

Help Me Buy this Vehicle

Help me avoid hidden fees at the dealership Show me

Home Audi S4

2025 Audi S4

Compact Luxury Sedan

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Last updated 5/30/2026

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Used Audi S4 for Sale in Portland, OR

#4 2015-2023 Audi S4

CoPilot AI: It’s a “D” Buy

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Vehicle Overview

Packages

All Features

Interior:

Exterior:

Safety:

Technology:

CoPilot AI Highlights

#2 2015-2023 Audi S4

CoPilot AI: It’s a “B” Buy

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Vehicle Overview

Packages

All Features

Interior:

Exterior:

Safety:

Technology:

CoPilot AI Highlights

#5 2015-2023 Audi S4

CoPilot AI: It’s a “D-” Buy

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Vehicle Overview

Packages

All Features

Interior:

Exterior:

Safety:

Technology:

CoPilot AI Highlights

#1 2015-2023 Audi S4

CoPilot AI: It’s a “B+” Buy

Share

Vehicle Overview

Packages

All Features

Interior:

Exterior:

Safety:

Technology:

CoPilot AI Highlights

#3 2015-2023 Audi S4

CoPilot AI: It’s a “D+” Buy

Share

Vehicle Overview

Packages

All Features

Interior:

Exterior:

Safety:

Technology:

CoPilot AI Highlights

Share

Vehicle Overview

Packages

All Features

Interior:

Exterior:

Safety:

Technology:

CoPilot AI Highlights

Not Ranked

CoPilot AI: It’s a “B+” Buy

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Vehicle Overview

Packages

All Features

Interior:

Exterior:

Safety:

Technology:

CoPilot AI Highlights

2025 Audi S4