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2018 Audi S4

Rating9.0

Ranked #1 in

Compact Sedan

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$51,400 - $55,800

Starting Price

Year

Nathan Dyer

Senior Editor,

Updated on November 1, 2023

Pros	Cons	What's New
Excellent on-road driving ability	Average cargo space	Audi gives it a full-redesign
Finely-crafted interior	Quirky infotainment system
Seamless acceleration

Specs & Features

$51,400

price

354 hp @ 5400 rpm

horsepower

369 lb.-ft. @ 1370 rpm

torque

8-Speed Shiftable Automatic

transmission

3.0L 6cyl AWD 8A

engine

basic warranty

Overview

Competing in the compact sedan segment, the 2018 Audi S4 is a direct competitor to the Infiniti Q50 RED SPORT 400, the Mercedes-Benz AMG C 43, and the BMW 3 Series 340i. The Audi S4 starts off at an MSRP of $51,400, going all the up to $55,800, with 2 trims in the lineup. Each trim is offered with a 3.0L Turbo V6 engine and an 8-speed automatic transmission, producing 354 horsepower and 369 lb-ft of torque. Through this powertrain, the Audi S4 manages a 0-60 of 4.4 seconds and a combined fuel economy of 24 MPG.

Buying Advice

Our advice is to go with the base Premium Plus trim instead of spending more money on the top Prestige trim which mostly upgrades the infotainment section and adds a few other features. Meanwhile, you can opt for the Cold Weather Package and S Sport Package.

Trims

Premium Plus
$51,400 onwards

Alcantara simulated suede Seat trim
Driver Lumbar support
Dual Zone Front Automatic Air Conditioning
Front & rear fog/driving lights
Rain Sensing Windshield wipers

Prestige
$55,800 onwards

Engine: 3.0L 6cyl AWD 8A
Horsepower: 354 hp @ 5400 rpm hp
Torque: 369 lb.-ft. @ 1370 rpm
0-60 mph: 4.4 sec
Top Speed: 155 mph
Fuel Economy Combined: 24 mpg

Compare to similar cars

9.0

2018 Audi S4

Price

$51,400- $55,800

Engine

Gasoline

Rating

9.04

Horsepower

354 hp @ 5400 rpm

Torque

369 lb.-ft. @ 1370 rpm

Capacity

Read Review

8.0

2018 Audi A4

$36,000- $50,000

Gasoline

8.03

190 hp @ 4200 rpm

236 lb.-ft. @ 1450 rpm

Read Review

7.3

2018 Audi A6

$49,700- $61,400

Gasoline

7.27

252 hp @ 5000 rpm

273 lb.-ft. @ 1600 rpm

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8.5

2018 Audi RS 3

$54,900- $59,075

Gasoline

8.49

400 hp @ 7000 rpm

354 lb.-ft. @ 1700 rpm

Read Review

8.2

2018 Audi S3

$43,650- $49,925

Gasoline

8.16

292 hp @ 5400 rpm

280 lb.-ft. @ 1900 rpm

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8.8

2018 BMW 5 Series

$52,650- $73,900

Gasoline

8.81

248 hp @ 5200 rpm

258 lb.-ft. @ 1450 rpm

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8.0

2018 BMW M3

$66,500- $98,250

Gasoline

425 hp @ 5500 rpm

406 lb.-ft. @ 1850 rpm

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8.4

2018 Cadillac ATS-V

$60,995- $63,195

Gasoline

8.39

464 hp @ 5750 rpm

445 lb.-ft. @ 3500 rpm

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7.8

2018 Cadillac CT6

$54,095- $88,295

Gasoline

7.83

265 hp @ 5500 rpm

295 lb.-ft. @ 3000 rpm

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7.8

2018 Cadillac CTS

$46,295- $71,095

Gasoline

7.8

268 hp @ 5600 rpm

295 lb.-ft. @ 3000 rpm

Read Review

2018 Audi S4 vs competitor's 0-60

Car Name	0-60 MPH	Quarter Mile	Top Speed
2018 Audi S4 Ranked #6	4.4 sec	13.1 sec	155 mph
2018 Cadillac ATS-V Ranked #1	3.8 sec	-	189 mph
2018 Audi RS 3 Ranked #2	3.9 sec	12.5 sec	155 mph
2018 BMW M3 Ranked #3	4.1 sec	12.3 sec	155 mph
2018 Mercedes-Benz AMG C 63 S Ranked #4	4.14 sec	12.2 sec	180 mph
2018 Mercedes-Benz AMG C 63 Ranked #5	4.34 sec	12 sec	180 mph

Car Name	MPG City	MPG Highway	MPG Combined	Fuel Tank Capacity	Range (C/H)
2018 Audi S4 Ranked #5	21 mpg	30 mpg	24 mpg	15.3 gal.	321.3/459 mi.
2018 Audi A4 Ranked #1	27 mpg	37 mpg	31 mpg	15.3 gal.	413.10/566.10 mi.
2018 Audi A6 Ranked #2	25 mpg	34 mpg	28 mpg	19.8 gal.	495/673.2 mi.
2018 Jaguar XF Ranked #2	25 mpg	34 mpg	28 mpg	19.5 gal.	487.5/663 mi.
2018 Jaguar XE Ranked #2	25 mpg	34 mpg	28 mpg	16.6 gal.	348.6/498 mi.
2018 Mercedes-Benz C-Class Ranked #3	24 mpg	33 mpg	27 mpg	17.4 gal.	417.6/574.2 mi.

2018 Audi S4 vs competitor's dimensions

Car Name	Length	Width	Height	Ground Clearance	Wheelbase
2018 Audi S4 Ranked #9	186.8 in.	72.5 in.	55.3 in.	5 in.	111.2 in.
2018 Cadillac CT6 Ranked #1	204.1 in.	74 in.	58 in.	7 in.	122.4 in.
2018 Lincoln Continental Ranked #2	201.4 in.	75.3 in.	58.5 in.	6 in.	117.9 in.
2018 Cadillac CTS Ranked #3	195.5 in.	72.2 in.	57.2 in.	6 in.	114.6 in.
2018 Jaguar XF Ranked #4	195.2 in.	78.2 in.	57.4 in.	4.1 in.	116.5 in.
2018 BMW 5 Series Ranked #5	194.6 in.	73.5 in.	58.2 in.	5.7 in.	117.1 in.

2018 Audi S4 vs competitor's trunk space

Car Name	Trunk Capacity	Passenger Volume	Max Trunk Volume
2018 Audi S4 Ranked #1	13 cu.ft.	116.8 cu.ft.	101.7 cu.ft.
2018 Cadillac CTS Ranked #2	13.7 cu.ft.	97 cu.ft.	13.7 cu.ft.
2018 Jaguar XE Ranked #3	14.7 cu.ft.	91 cu.ft.	15.9 cu.ft.
2018 BMW M3 Ranked #4	12 cu.ft.	102.1 cu.ft.	63 cu.ft.
2018 Mercedes-Benz AMG C 43 Ranked #5	12.6 cu.ft.	-	58.3 cu.ft.
2018 Mercedes-Benz C-Class Ranked #6	12.6 cu.ft.	88.2 cu.ft.	48.9 cu.ft.

2018 Audi S4 vs competitor's cargo space

Car Name	Cargo Volume	Cargo Volume w/ Seat Area	Max Cargo Volume	Bed Length
2018 Audi S4 Ranked #1	101.7 cu.ft.	13 cu.ft.	101.7 cu.ft.	144 ft.
2018 Cadillac CT6 Ranked #2	20.8 cu.ft.	15.3 cu.ft.	15.3 cu.ft.	-
2018 Audi A4 Ranked #3	27.1 cu.ft.	27.1 cu.ft.	27.1 cu.ft.	60 ft.
2018 Infiniti Q50 Ranked #4	13.2 cu.ft.	13.2 cu.ft.	13.2 cu.ft.	-
2018 Audi S3 Ranked #5	15.4 cu.ft.	8.2 cu.ft.	8.2 cu.ft.	-
2018 BMW M3 Ranked #6	63 cu.ft.	12 cu.ft.	63 cu.ft.	-

2018 Audi S4 vs competitor's towing capacity

Car Name	Payload Capacity	Weight
2018 Audi S4 Ranked #1	-	3858 lbs.
2018 Audi A6 Ranked #1	1102 lbs.	3858 lbs.
2018 Cadillac CT6 Ranked #1	1104 lbs.	3666 lbs.
2018 BMW M3 Ranked #1	980 lbs.	3540 lbs.
2018 Mercedes-Benz AMG C 43 Ranked #1	-	3759 lbs.
2018 Jaguar XE Ranked #1	1475 lbs.	3395 lbs.