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Compare Buick Regal Sportback vs Cadillac CT5 vs Lexus GS

Buick Regal Sportback
2020 Buick Regal Sportback
Select configuration:
$25,370
Starting Price (MSRP)
7.6
Buick Regal Sportback Full Review
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Cadillac CT5
2020 Cadillac CT5
Select configuration:
$36,895
Starting Price (MSRP)
8.1
Cadillac CT5 Full Review
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Lexus GS
2019 Lexus GS
Select configuration:
$46,860
Starting Price (MSRP)
7.9
Lexus GS Full Review
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Overview

Engine
2.0-liter Turbo Inline-4 Gas
Engine
2.0-liter Turbo Inline-4 Gas
Engine
2.0-liter Turbo Inline-4 Gas
Transmission
9-Speed Automatic
Transmission
10-Speed Automatic
Transmission
8-Speed Automatic
Drivetrain
Front Wheel Drive
Drivetrain
Rear Wheel Drive
Drivetrain
Rear Wheel Drive
Fuel Economy
City: 22 MPG
Hwy: 32 MPG
Fuel Economy
N/A
Fuel Economy
City: 22 MPG
Hwy: 32 MPG
Fuel Tank Capacity
16.3 gallons
Fuel Tank Capacity
17 gallons
Fuel Tank Capacity
17.4 gallons
Seating Capacity
5 seater
Seating Capacity
5 seater
Seating Capacity
5 seater
Trunk Volume
N/A
Trunk Volume
11.9 ft³
Trunk Volume
18.4 ft³
Cargo Volume with Rear Seat Down
60.7 ft³
Cargo Volume with Rear Seat Down
N/A
Cargo Volume with Rear Seat Down
N/A

Photos

39
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8
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35
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Performance Specs

Engine and Transmission

Engine
2.0-liter Turbo Inline-4 Gas
2.0-liter Turbo Inline-4 Gas
2.0-liter Turbo Inline-4 Gas
Horsepower
250 hp @ 5400 rpm
237 hp @ 5000 rpm
241 hp @ 5800 rpm
Torque
260 lb-ft @ 2000-5200 rpm
258 lb-ft @ 1500-4000 rpm
258 lb-ft @ 1650 rpm
Transmission
9-Speed Automatic
10-Speed Automatic
8-Speed Automatic
Drivetrain
Front Wheel Drive
Rear Wheel Drive
Rear Wheel Drive

Steering

Steering Type
Electric Rack & Pinion
Pwr
Rack-Pinion
Turning Diameter
39 ft
39 ft
34.8 ft

Wheels

Front Wheel Size
17" x TBD
18" x TBD
17" x 7.5"
Rear Wheel Size
17" x TBD
18" x TBD
17" x 7.5"

Suspension

Front Suspension
MacPherson Strut
MacPherson Strut
Double Wishbone
Rear Suspension
4-Link
Multi-Link
Multi-Link

Tires

Front Tire
P225/55R17
245/45R18
P225/50VR17
Rear Tire
P225/55R17
245/45R18
P225/50VR17
Spare Tire
N/A
N/A
Compact

Fuel and MPG

Fuel Economy

Combined
26 MPG
N/A
26 MPG
City
22 MPG
N/A
22 MPG
Highway
32 MPG
N/A
32 MPG

Emissions

CO2 Emissions @ 15K mi/year
6.8 (2019) Tons/yr
N/A
6.7 Tons/yr

Fuel Tank

Fuel Tank Capacity
16.3 gallons
17 gallons
17.4 gallons
Cruising Range City
358.6 miles
N/A
382.8 miles
Cruising Range Highway
521.6 miles
N/A
556.8 miles

Dimensions and Measurement

Exterior Dimensions

Length
192.9 in
193.8 in
192.1 in
Height
57.3 in
57.2 in
57.3 in
Max Width
73.3 in
74.1 in
72.4 in
Front Width
62.8 in
62.8 in
62 in
Rear Width
63 in
63.9 in
62.6 in
Wheelbase
111.4 in
116 in
112.2 in
Ground Clearance
N/A
N/A
5.1 in

Interior Space

Seating Capacity
5 seater
5 seater
5 seater
Front Seat Leg Room
42.1 in
42.4 in
42.3 in
Front Seat Headroom
38.8 in
39 in
38 in
Front Seat Shoulder Room
56.9 in
56.7 in
57.3 in
Front Seat Hip Room
55.2 in
53.7 in
54.5 in
Rear Seat Leg Room
36.9 in
37.9 in
36.8 in
Rear Seat Headroom
37.4 in
36.6 in
37.8 in
Rear Seat Shoulder Room
55.4 in
55.7 in
55.7 in
Rear Seat Hip Room
54.1 in
53.7 in
54.1 in

Weight and Trailing

Curb Weight
3,748 lbs
3,660 lbs
3,805 lbs

Cargo Space

Trunk Volume
N/A
11.9 ft³
18.4 ft³
Cargo Volume with Rear Seat Up
31.5 ft³
N/A
N/A
Cargo Volume with Rear Seat Down
60.7 ft³
N/A
N/A

Colors and Materials

Standard Exterior Colors

N/A
N/A
  • Atomic Silver
  • Caviar
  • Eminent White Pearl
  • Liquid Platinum
  • Matador Red Mica
  • Nightfall Mica
  • Obsidian
  • Smoky Granite Mica

Standard Interior Materials

  • Shale, Cloth seat trim
  • Jet Black with Jet Black Accents, Leatherette seating surfaces
  • Sahara Beige with Jet Black Accents, Leatherette seating surfaces
  • Black, NuLuxe Seat Trim
  • Chateau, NuLuxe Seat Trim
  • Flaxen, NuLuxe Seat Trim

Features and Options

Infotainment

HD Radio
Not Available
Standard
Standard
Bluetooth Connection
Not Available
Standard
Standard
Premium Sound System
Not Available
Standard
Optional
Satellite Radio
Not Available
Standard
Standard
Smart Device Integration
Not Available
Not Available
Standard
WiFi Hotspot
Standard
Standard
Not Available
Auxiliary Audio Input
Not Available
Standard
Standard
MP3 Player
Not Available
Standard
Standard

Interior Trim

Bucket Seats
Not Available
Not Available
Standard
Cloth Seats
Standard
Standard
Standard
Leather Seats
Standard
Standard
Standard
Leather Steering Wheel
Not Available
Standard
Standard
Premium Synthetic Seats
Standard
Standard
Standard
Vinyl Seats
Standard
Standard
Standard
Woodgrain Interior Trim
Not Available
Not Available
Standard

Comfort

Navigation System
Not Available
Optional
Optional
Steering Wheel Audio Controls
Not Available
Not Available
Standard
Power Mirror(s)
Standard
Standard
Standard
A/C
Standard
Standard
Standard
Adaptive Cruise Control
Not Available
Not Available
Standard
Climate Control
Standard
Standard
Standard
Cooled Front Seat(s)
Not Available
Not Available
Optional
Cruise Control
Standard
Not Available
Standard
Heated Front Seat(s)
Not Available
Optional
Optional
Heated Steering Wheel
Not Available
Optional
Optional
Keyless Entry
Standard
Standard
Standard
Multi-Zone A/C
Standard
Standard
Standard
Power Driver Seat
Not Available
Not Available
Standard
Power Passenger Seat
Not Available
Not Available
Standard
Remote Engine Start
Not Available
Standard
Not Available
Remote Trunk Release
Not Available
Not Available
Standard
Seat Memory
Not Available
Not Available
Standard
Universal Garage Door Opener
Not Available
Standard
Standard
Rear A/C
Standard
Not Available
Not Available
Keyless Start
Standard
Standard
Standard
Navigation from Telematics
Standard
Not Available
Not Available
Telematics
Standard
Standard
Standard

Safety

Safety Features

Back-Up Camera
Standard
Standard
Standard
Cross-Traffic Alert
Not Available
Not Available
Standard
Rear Parking Aid
Not Available
Not Available
Optional
Blind Spot Monitor
Not Available
Not Available
Standard
Lane Departure Warning
Not Available
Not Available
Standard
Lane Keeping Assist
Not Available
Not Available
Standard
ABS
Standard
Standard
Standard
Tire Pressure Monitor
Standard
Standard
Standard
Brake Assist
Not Available
Not Available
Standard
Stability Control
Standard
Not Available
Standard
Traction Control
Standard
Not Available
Standard

Airbags

Driver Air Bag
Standard
Standard
Standard
Front Head Air Bag
Standard
Standard
Standard
Front Side Air Bag
Standard
Standard
Standard
Knee Air Bag
Standard
Not Available
Standard
Passenger Air Bag
Standard
Standard
Standard
Rear Head Air Bag
Standard
Standard
Standard
Rear Side Air Bag
Standard
Standard
Standard

Warranty

Warranty Summary

Basic
3 Years / 36,000 Miles
4 Years / 50,000 Miles
4 Years / 50,000 Miles
Corrosion
3 Years / 36,000 Miles
4 Years / 50,000 Miles
6 Years / Unlimited Miles
Drivetrain
5 Years / 60,000 Miles
6 Years / 70,000 Miles
6 Years / 70,000 Miles
Maintenance Note
1 Year/1 Visit
1 Year/1 Visit
N/A
Roadside Assistance
5 Years / 60,000 Miles
6 Years / 70,000 Miles
4 Years / Unlimited Miles
Rust-Through
6 Years / 100,000 Miles
6 Years / Unlimited Miles
N/A
Warranty Note
Preliminary 2020 Warranty Note
Preliminary 2020 Warranty Note
N/A
Maintenance
N/A
N/A
1 Years / 10,000 Miles