Cadillac Seville vs Pontiac Bonneville Compare price, expert/user reviews, mpg, engines, safety, cargo capacity and other specs at a glance.

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Used Car Pricing Used listing price comparison and analysis.

2004 Cadillac Seville
SLS FWD
CarGurus Instant Market Value
$46,770
2 listings nationwide

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2005 Pontiac Bonneville
GXP
CarGurus Instant Market Value
$8,161
9 listings nationwide

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Expert Reviews Reviews from CarGurus experts.

2004 Cadillac Seville
SLS FWD

The 2004 model year was the last for the long-standing Seville name plate. Its replacement, simply badged the STS, would appear midway through 2004. The popular STS trim was absent fro...

2005 Pontiac Bonneville
GXP

After 47 years on the market, the Pontiac Bonneville hears the fat lady sing in 2005. Starting life as Pontiac's sporty full-size coupe and convertible in the 1950s and evolving into ...

User Reviews Reviews from CarGurus users who have driven or owned the car.

2004 Cadillac Seville
SLS FWD
95
Jared 2004 Cadillac Seville SLS FWDReview:

Amazing Power!!!! 4.6 Liter Supercharged Northstar V8 — This car is amazing!! It is really a driver oriented car. It has everything!! It has heated memory s...

Guru1KZXG writes:
Front Seats Ranked 2004 Toyota Tundra better.
"I love trucks"
Would Buy Ranked 2004 Toyota Tundra better.
"Because my city floods alot"
2005 Pontiac Bonneville
GXP
45
jwdstang2000 2005 Pontiac Bonneville GXPReview:

Gxp — fun car, drives great. expensive to maintain. love beating up on little tuners at the stoplight wh...

Primary Use: Sport/fun (spirited driving, track racing, off-roading, etc.)

125
donhank 2005 Pontiac Bonneville GXPReview:

Another Great Orphan Bites The Dust. — Pontiac has been a favorite of mine since owning my Firebird TransAms. This car has great handling, ...

Primary Use: Family transportation

50
ruzzinator 2005 Pontiac Bonneville GXPReview:

Hey I Give It 10 Out Of 10 — 11/20/10 = Just found my 2005 Bonneville GXP, white tricoat with 18,000 miles. What a find. Have onl...

Primary Use: Commuting to work

Specs

2004 Cadillac Seville
SLS FWD
2005 Pontiac Bonneville
GXP
Powertrain 4-Speed Automatic 4-Speed Automatic
Drivetrain
FWD
FWD
Fuel Economy, City
16 MPG
15 MPG
Fuel Economy, Highway
24 MPG
22 MPG
Fuel Tank Volume 18 gal 18 gal
Engine
Fuel Type
Gasoline
Gasoline
Power
275 hp @ 5,600 RPM
275 hp @ 5,600 RPM
Torque
300 lb-ft @ 4,000 RPM
300 lb-ft @ 4,000 RPM
Cylinders
8 cylinders
8 cylinders
Compression Ratio
10:1
10:1
Displacement
4,600 cc
4,600 cc
Bore x Stroke
3.66 in x 3.31 in
3.66 in x 3.31 in
Safety
ABS Brakes Optional Optional
Driver Airbag Optional Optional
Passenger Airbag Optional Optional
Front Side Airbags Optional Optional
NHTSA Crash Test Results
Front Driver -- 4 stars
Front Passenger -- 5 stars
Side Driver -- 4 stars
Side Rear Passenger -- 4 stars
Rollover (pre-2011) -- 5 stars
Comfort and Convenience
Sunroof/Moonroof Optional Optional
Leather Seats Optional Standard
Air Conditioning Optional Optional
CD Player Optional Optional
CD Changer Standard Optional
Cassette Player Optional Optional
Radio Optional Optional
Power Windows Optional Optional
Power Door Locks Optional Optional
Driver Power Seats Optional Optional
Passenger Power Seats Optional Optional
Interior
Maximum Seating 5 seats 5 seats
Front Legroom 42.5 in 42.6 in
Back Legroom 38.2 in 38 in
Payload and Towing
Cargo Volume 15.7 cu ft 18 cu ft
Standard Towing Capacity 2,000 lbs --
Maximum Towing Capacity 2,000 lbs --
Exterior
Length 201 in 202.6 in
Width 75 in 74.2 in
Height 55.7 in 56.6 in
Wheelbase 112.2 in 112.2 in

Available Options

2004 Cadillac Seville
SLS FWD
2005 Pontiac Bonneville
GXP

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