2009 Buick Lucerne vs 2010 Cadillac DTS

2009 Buick Lucerne

2010 Cadillac DTS

Select style

4-Door Sedan CX

Style	MPG City	MPG Hwy	Invoice	MSRP
Lucerne 4-Door Sedan CX	17	26	$27,948	$29,265
Lucerne 4-Door Sedan CX-2	17	26	$29,385	$30,770
Lucerne 4-Door Sedan CXL	17	26	$31,056	$32,520
Lucerne 4-Door Sedan CXL Special Edition	17	26	$31,629	$33,120
Lucerne 4-Door Sedan CXL-3	17	26	$33,109	$34,670
Lucerne 4-Door Sedan CXL-4	17	26	$33,682	$35,270
Lucerne 4-Door Sedan CXL-5	17	26	$34,160	$35,770
Lucerne 4-Door Sedan Super	15	22	$38,395	$40,205

Select style

4-Door Sedan w/1SA

Style	MPG City	MPG Hwy	Invoice	MSRP
DTS 4-Door Sedan w/1SA	15	23	$43,734	$46,280
DTS 4-Door Sedan w/1SC	15	23	$48,691	$51,525
DTS 4-Door Sedan w/1SD	15	23	$51,431	$54,425
DTS 4-Door Sedan w/1SE	15	22	$56,203	$59,475
DTS 4-Door Sedan w/1SH	15	23	$44,207	$46,780

Show Only Differences

Pricing

Invoice Price

$27,948

$43,734

Manufacturer Suggested Retail Price

$29,265

$46,280

Monthly Payment Estimate

$488 / month

$771 / month

The Car Connection's Take

TCC Rating

7.2

Read Our Full Review

7.4

Read Our Full Review

TCC’s Bottom Line

A soft ride and roomy interior still form the solid base for the 2009 Buick Lucerne’s appeal.

The 2010 Cadillac DTS is a boardroom on wheels: Six leather chairs keep old men cozy in a wood-paneled room, and steering feels like it's done by committee.

TCC Likes

Interior space
Comfortable, quiet interior
Long standard-feature list

big, smooth cruise machine
Six real seating positions
If it's good enough for Obama...

TCC Dislikes

Tepid V-6 performance
Bland styling
Large turning radius

Dated styling
Middling fuel economy
Wallowing handling, loose steering

Fuel Economy

City

17 mpg

15 mpg

Highway

26 mpg

23 mpg

Vehicle

EPA Classification

Large Car

Full Size

Interior Dimensions

Front Hip Room (in)

56.7

56.9

Passenger Volume (ft³)

108

113.2

Second Leg Room (in)

41.0

41.6

Front Head Room (in)

39.5

39.2

Second Hip Room (in)

57.0

56.7

Front Shoulder Room (in)

58.0

60.0

Passenger Capacity

Second Head Room (in)

37.6

38.6

Second Shoulder Room (in)

57.0

59.2

Front Leg Room (in)

42.5

Exterior Dimensions

Track Width, Rear (in)

62.5

61.7

Wheelbase (in)

115.6

Liftover Height (in)

- TBD -

Width, Max w/o mirrors (in)

73.8

74.8

Track Width, Front (in)

63.0

62.5

Min Ground Clearance (in)

- TBD -

Length, Overall (in)

203.2

207.6

Height, Overall (in)

58.0

57.6

Cargo Area Dimensions

Trunk Volume (ft³)

17.0

18.8

Brakes

Rear Drum Diam x Width (in)

Disc - Front (Yes or )

Yes

Front Brake Rotor Diam x Thickness (in)

11.9 x 1.18

12.7 x 1.18

Drum - Rear (Yes or )

Brake ABS System

4-Wheel

4-wheel

Disc - Rear (Yes or )

Yes

Rear Brake Rotor Diam x Thickness (in)

11.5 x 0.47

Brake Type

Pwr

Fuel Tank

Fuel Tank Capacity, Approx (gal)

18.5

Steering

Lock to Lock Turns (Steering)

2.8

2.2

Turning Diameter - Wall to Wall (ft)

- TBD -

Steering Ratio (:1), Overall

15.1

14.2

Turning Diameter - Curb to Curb (ft)

42.2

Steering Type

Pwr rack & pinion

Pwr Rack & Pinion

Tires

Spare Tire Order Code

Rear Tire Size

P235/55R17

P235/55SR17

Rear Tire Order Code

QCH

Front Tire Size

P235/55R17

P235/55SR17

Spare Tire Size

Compact

Front Tire Order Code

QCH

Trailering

Dead Weight Hitch - Max Tongue Wt. (lbs)

100

Wt Distributing Hitch - Max Tongue Wt. (lbs)

150

Dead Weight Hitch - Max Trailer Wt. (lbs)

1000

Wt Distributing Hitch - Max Trailer Wt. (lbs)

1000

Weight Information

Base Curb Weight (lbs)

3764

4009

Wheels

Rear Wheel Size (in)

17 x 7

Front Wheel Material

Aluminum

Spare Wheel Material

- TBD -

Steel

Front Wheel Size (in)

17 x 7

Spare Wheel Size (in)

Compact

Rear Wheel Material

Aluminum

Cooling System

Total Cooling System Capacity (qts)

11.0

12.5

Electrical

Cold Cranking Amps @ 0° F (Primary)

- TBD -

Maximum Alternator Capacity (amps)

- TBD -

150

Engine

SAE Net Torque @ RPM

237 @ 3200

295 @ 4400

Engine Order Code

LGD

LD8

Displacement

3.9L/237

4.6L/279

SAE Net Horsepower @ RPM

227 @ 5700

275 @ 6000

Engine Type

Gas V6 FlexFuel

Gas V8

Fuel System

SFI

Mileage

EPA Fuel Economy Est - Hwy (MPG)

EPA Fuel Economy Est - City (MPG)

Fuel Economy Est-Combined (MPG)

Transmission

Clutch Size (in)

Third Gear Ratio (:1)

1.00

Trans Type

Drivetrain

Front Wheel Drive

Fifth Gear Ratio (:1)

Trans Description Cont. Again

Seventh Gear Ratio (:1)

Reverse Ratio (:1)

2.38

2.13

Second Gear Ratio (:1)

1.56

1.62

Trans Order Code

MX0

Final Drive Axle Ratio (:1)

2.93

3.11

Fourth Gear Ratio (:1)

0.71

0.68

Trans Description Cont.

Automatic

Automatic w/OD

Sixth Gear Ratio (:1)

First Gear Ratio (:1)

2.92

2.96

Summary

Vehicle Name

Buick Lucerne

Cadillac DTS

Body Style

4 Dr Sedan CX

4 Door Sedan

Suspension

Shock Absorber Diameter - Rear (mm)

- TBD -

Suspension Type - Front

Independent

Stabilizer Bar Diameter - Rear (in)

0.71

Suspension Type - Front (Cont.)

Shock Absorber Diameter - Front (mm)

- TBD -

Stabilizer Bar Diameter - Front (in)

1.14

Suspension Type - Rear

Independent

Suspension Type - Rear (Cont.)

Emissions

EPA Greenhouse Gas Score

Tons/yr of CO2 Emissions @ 15K mi/year

10.4

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