Buick Cascada vs. Chevrolet Impala

Rioja Red Metallic
VS
Blue Velvet Metallic

Key Specs

Kelley Blue Book Value

Kelley Blue Book Value
$22,413 - $24,850
$21,686 - $25,405

Expert Rating

Expert Rating

Owner Reviews

Owner Reviews
4.86 / 5
43 Reviews

Horsepower

Horsepower
200 hp
197 - 305 hp

Bluetooth

Bluetooth
Optional
Optional

Engine Type

Engine Type
1.6L turbo 4
ECOTEC 2.5L DOHC 4
3.6L DOHC V6 DI

Interior Features

Front Leg Room

Front Leg Room
42.2 in.
45.8 in.

Front Head Room

Front Head Room
37.8 in.
39.9 in.

Rear Leg Room

Rear Leg Room
32.8 in.
39.8 in.

Second Head Room

Second Head Room
36.1 in.
37.4 in.

Trunk Volume

Trunk Volume
9.8 cu. ft.
18.8 cu. ft.

Bluetooth

Bluetooth
Optional
Optional

MP3 Player

MP3 Player
Optional
Optional

Satellite Radio

Satellite Radio
Optional
Not Available

Smart Device Integration

Smart Device Integration
Not Available
Optional

AUX Input

AUX Input
Optional
Optional

CD Player

CD Player
Optional
Not Available

Navigation System

Navigation System
Optional
Not Available

Passengers

Passengers
4
5

Exterior Features

Rear Spoiler

Rear Spoiler
Not Available
Optional

Tire Width

Tire Width

Wheelbase

Wheelbase
106.1 in.
111.7 in.

Turning Radius

Turning Radius
38.7 ft.
38.8 ft.

Length

Length
184.9 in.
201.3 in.

Width

Width
72.4 in.
73 in.

Mechanical Specs

Weight

Weight
3979 .lbs
.lbs

Horsepower

Horsepower
200 hp
197 - 305 hp

Torque

Torque
207 ft. lbs.
191 - 264 ft. lbs.

Maximum Tongue Weight

Maximum Tongue Weight
.lbs
100 .lbs

Turbocharged

Turbocharged
Optional
Not Available

Performance Tires

Performance Tires
Not Available
Optional

Fuel Capacity

Fuel Capacity
14.3 gal.
18.5 gal.

Combined

Combined
11 - 15 mpg
20 - 14 mpg

City

City
21 mpg
18 - 22 mpg

Highway

Highway
29 mpg
28 mpg

Safety Features

Rear Parking Sensors

Rear Parking Sensors
Not Available
Optional

Tech Specs

Vehicle Name

Vehicle Name
Buick Cascada
Chevrolet Impala

Body Style

Body Style
Convertible
Sedan

Drivetrain

Drivetrain
Front Wheel Drive
Front Wheel Drive

EPA Classification

EPA Classification
Compact Car
Large Cars

Passenger Capacity

Passenger Capacity
4
5

Passenger Volume

Passenger Volume
82 ft³.
105 ft³.

Base Curb Weight

Base Curb Weight
3979 lbs.
Not Available

Number of Passenger Doors

Number of Passenger Doors
2
Not Available

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

Tons/yr of CO2 Emissions @ 15K mi/year
7.4
7.1, 8.0, 8.1

EPA Greenhouse Gas Score

EPA Greenhouse Gas Score
5
Not Available

Fuel Economy Est-Combined

Fuel Economy Est-Combined
24 mpg.
22 - 25 mpg.

EPA Fuel Economy Est - City

EPA Fuel Economy Est - City
21 mpg.
18 - 22 mpg.

EPA Fuel Economy Est - Hwy

EPA Fuel Economy Est - Hwy
29 mpg.
28 - 30 mpg.

Engine Order Code

Engine Order Code
LWC
LCV - LFX

Engine Type

Engine Type
Gas I4
Gas I4 - Gas/Ethanol V6

Displacement

Displacement
1.6L
2.5L/150 - 3.6L/217

Fuel System

Fuel System
Direct Injection
Direct Injection

Trans Order Code

Trans Order Code
MH7
M7W - MHG

Trans Type

Trans Type
6
6

Trans Description Cont.

Trans Description Cont.
Automatic w/OD
Automatic

First Gear Ratio (:1)

First Gear Ratio (:1)
4.58
4.48 - 4.58

Second Gear Ratio (:1)

Second Gear Ratio (:1)
2.96
2.87 - 2.96

Third Gear Ratio (:1)

Third Gear Ratio (:1)
1.91
1.84 - 1.91

Fourth Gear Ratio (:1)

Fourth Gear Ratio (:1)
1.45
1.41 - 1.45

Fifth Gear Ratio (:1)

Fifth Gear Ratio (:1)
1.00
1.00

Sixth Gear Ratio (:1)

Sixth Gear Ratio (:1)
0.75
0.74 - 0.75

Reverse Ratio (:1)

Reverse Ratio (:1)
2.94
2.88 - 2.94

Final Drive Axle Ratio (:1)

Final Drive Axle Ratio (:1)
3.53
2.77 - 3.23

Maximum Alternator Capacity (amps)

Maximum Alternator Capacity (amps)
140
150

Suspension Type - Front

Suspension Type - Front
HiPer Strut
MacPherson Strut

Suspension Type - Rear

Suspension Type - Rear
Compound Crank
Multi-Link

Front Tire Order Code

Front Tire Order Code
RAL
QGK

Rear Tire Order Code

Rear Tire Order Code
RAL
QGK

Spare Tire Order Code

Spare Tire Order Code
RUA
QCL

Front Tire Size

Front Tire Size
P245/40R20
P235/50R18

Rear Tire Size

Rear Tire Size
P245/40R20
P235/50R18

Spare Tire Size

Spare Tire Size
RUA
T125/70R17

Front Wheel Size

Front Wheel Size
20 in.
18 in.

Rear Wheel Size

Rear Wheel Size
20 in.
18 in.

Spare Wheel Size

Spare Wheel Size
17 in.
17 in.

Front Wheel Material

Front Wheel Material
Aluminum
Steel

Rear Wheel Material

Rear Wheel Material
Aluminum
Steel

Spare Wheel Material

Spare Wheel Material
Steel
Steel

Steering Type

Steering Type
Electric Rack & Pinion
Electric Rack & Pinion

Steering Ratio (:1), Overall

Steering Ratio (:1), Overall
15.3
15.2

Turning Diameter - Curb to Curb

Turning Diameter - Curb to Curb
38.7 ft.
38.8 ft.

Brake Type

Brake Type
Pwr
Pwr

Brake ABS System

Brake ABS System
4-Wheel
4-Wheel

Disc - Front

Disc - Front
Yes
Yes

Disc - Rear

Disc - Rear
Yes
Yes

Front Brake Rotor Diam x Thickness

Front Brake Rotor Diam x Thickness
12.6 in.
12.6 x 1.2 in.

Rear Brake Rotor Diam x Thickness

Rear Brake Rotor Diam x Thickness
11.5 in.
12.4 x 0.9 in.

Fuel Tank Capacity, Approx

Fuel Tank Capacity, Approx
14.3 gal.
18.5 gal.

Front Head Room

Front Head Room
37.8 in.
39.90 in.

Front Leg Room

Front Leg Room
42.2 in.
45.80 in.

Front Shoulder Room

Front Shoulder Room
54.6 in.
57.90 in.

Second Head Room

Second Head Room
36.1 in.
37.40 in.

Second Leg Room

Second Leg Room
32.8 in.
39.80 in.

Second Shoulder Room

Second Shoulder Room
45.8 in.
56.90 in.

Wheelbase

Wheelbase
106.1 in.
111.70 in.

Length, Overall

Length, Overall
184.9 in.
201.30 in.

Width, Max w/o mirrors

Width, Max w/o mirrors
72.4 in.
73.00 in.

Height, Overall

Height, Overall
56.8 in.
58.90 in.

Track Width, Front

Track Width, Front
62.5 in.
62.20 in.

Track Width, Rear

Track Width, Rear
62.5 in.
62.00 in.

Trunk Volume

Trunk Volume
9.8 ft³.
18.8 ft³.

Model Group

Model Group
Cascada
Impala

Vehicle Segment

Vehicle Segment
Intermediate
Intermediate

Vehicle Type

Vehicle Type
Convertible
Sedan

Engine Displacement Units

Engine Displacement Units
1.6
2.5 - 3.6

Engine Camshaft

Engine Camshaft
DOHC
DOHC

Engine Block Type

Engine Block Type
iron
aluminum

Engine Cylinder Count

Engine Cylinder Count
4
4 - 6

Engine Valve Count

Engine Valve Count
4
4