Lexus GS 300 vs. Lexus IS 350
iSeeCars' unbiased and data-driven comparison of the Lexus GS 300 and Lexus IS 350 contrasts the two cars across a broad spectrum of vehicle specifications to determine which car is better. In addition to comparing pricing and specs, iSeeCars uses all the ratings, rankings, and insights from its comprehensive analyses of each vehicle model, including calculations of reliability, safety, depreciation, value retention, and the vehicle's projected lifetime recalls (based on analyzing over 25 billion data points). This in-depth evaluation is used to identify which vehicle represents a better overall choice for shoppers who are considering both the Lexus GS 300 and the Lexus IS 350.
In comparing the Lexus GS 300's and the Lexus IS 350's specifications and ratings, the Lexus GS 300 has the advantage in the areas of fuel efficiency and interior volume. The Lexus IS 350 has the advantage in the area of base engine power. Based on this comparison of the Lexus GS 300's and the Lexus IS 350's specifications and ratings, the Lexus GS 300 is a better car than the Lexus IS 350.
Engine Power and Fuel Efficiency Comparison: For engine performance, the Lexus GS 300’s base engine makes 241 horsepower, and the Lexus IS 350 base engine makes 311 horsepower. The GS 300 is rated to deliver an average of 26 miles per gallon, with a highway range of 557 miles. The IS 350 is rated to deliver an average of 23 miles per gallon, with a highway range of 487 miles. This gives the Lexus GS 300 the fuel efficiency and maximum range advantage over the Lexus IS 350. Both models use premium unleaded.
Passenger Space Comparison: The Lexus GS 300 has the advantage of offering more interior volume, reflected in more front shoulder room, rear head room, rear shoulder room, rear leg room, and cargo space. The Lexus IS 350 has the advantage in the areas of front head room and front leg room.
Safety Ratings: The Lexus IS 350 has an average safety rating of 5 out of 5 Stars based on NHTSA's crash test ratings.
New Car Pricing
Asking Price:
-
Starting MSRP:
46860
Category Avg Starting MSRP:
(Luxury Midsize Cars)
60362
Category Starting MSRP Range:
(Luxury Midsize Cars)
25070 - 121400
New Car Pricing
Asking Price:
-
Starting MSRP:
42180
Category Avg Starting MSRP:
(Luxury Compact Cars)
42984
Category Starting MSRP Range:
(Luxury Compact Cars)
25900 - 74200
Used Car Pricing
Avg Used Car Price:
Price Range:
-
Category Avg Price:
(Luxury Midsize Cars)
31994
Category Avg Price Range:
(Luxury Midsize Cars)
18803 - 71514
# Used Cars for Sale Nationally:
0
Avg Mileage of Used Cars for Sale:
# Good or Great Deals:
0
Used Car Pricing
Avg Used Car Price:
30646
Price Range:
22705 - 36931
Category Avg Price:
(Luxury Compact Cars)
26773
Category Avg Price Range:
(Luxury Compact Cars)
19270 - 45859
# Used Cars for Sale Nationally:
10
Avg Mileage of Used Cars for Sale:
78986
# Good or Great Deals:
4
Lexus GS 300 Scores & Rankings
Overall Score:
Not available
Reliability:
Not available
Retained Value:
Not available
Safety:
Not available
Lexus IS 350 Scores & Rankings
Overall Score:
8.3 / 10
Reliability:
8.5 / 10
Retained Value:
8.5 / 10
Safety:
8.0 / 10
iSeeCars Reliability Insights for Lexus GS 300
Remaining Life Expectancy (years):
8.6
Typical Category Remaining Life Expectancy:
(Luxury Midsize Cars)
7.2
Category Remaining Life Expectancy Range:
(Luxury Midsize Cars)
3.4 - 16.1
Chance of Reaching 200k Miles for a New Car:
0.275
iSeeCars Reliability Insights for Lexus IS 350
Remaining Life Expectancy (years):
14.1
Typical Category Remaining Life Expectancy:
(Luxury Compact Cars)
6.2
Category Remaining Life Expectancy Range:
(Luxury Compact Cars)
3.5 - 14.1
Chance of Reaching 200k Miles for a New Car:
0.517
Expected 30-year Lifetime Recalls
Expected Lifetime Recalls:
2.1210788856190397
Typical Category Recalls:
(Luxury Midsize Cars)
2.2
Category Range for Recalls:
(Luxury Midsize Cars)
0.6 - 10.0
Expected 30-year Lifetime Recalls
Expected Lifetime Recalls:
2.144890864004993
Typical Category Recalls:
(Luxury Compact Cars)
3.3
Category Range for Recalls:
(Luxury Compact Cars)
1.0 - 17.0
Lexus GS 300 Rankings
Not yet available
Lexus IS 350 Rankings
Ranking
1 out of / 35Ranking
2 out of / 35Ranking
2 out of / 35Ranking
2 out of / 35Ranking
3 out of / 35Ranking
3 out of / 30Ranking
5 out of / 35Ranking
11 out of / 30Ranking
21 out of / 35Ranking
22 out of / 35Ranking
26 out of / 35Ranking
28 out of / 35Available Body Styles
Sedan
Available Body Styles
Sedan
Available Drivetrain Options
Gasoline
Available Drivetrain Options
Gasoline
Lexus GS 300 Trim Levels
Base, F SPORT
Lexus IS 350 Trim Levels
Base
Warranty Information
Warranty, Bumper-to-Bumper:
4 years / 50000 miles
Warranty, Powertrain:
6 years / 70000 miles
Warranty, Roadside Assistance:
4 years
Warranty Information
Warranty, Bumper-to-Bumper:
4 years / 50000 miles
Warranty, Powertrain:
6 years / 70000 miles
Warranty, Roadside Assistance:
4 years
Safety Ratings
NHTSA Safety Rating (last 5 year average):
Not yet available
2026 NHTSA Overall Rating:
Not yet available
2026 NHTSA Front Crash Overall Rating:
Not yet available
2026 NHTSA Side Crash Overall Rating:
Not yet available
2026 NHTSA Rollover Rating:
Not yet available
IIHS Safety Rating:
Not yet available
Safety Ratings
NHTSA Safety Rating (last 5 year average):
5 out of 5 Stars
2026 NHTSA Overall Rating:
5 out of 5 Stars
2026 NHTSA Front Crash Overall Rating:
4 out of 5 Stars
2026 NHTSA Side Crash Overall Rating:
5 out of 5 Stars
2026 NHTSA Rollover Rating:
5 out of 5 Stars
IIHS Safety Rating:
Not yet available
Base Drivetrain Specs
Horsepower:
241 hp @ 5800 rpm
Torque:
258 foot-lbs @ 1650 rpm
Power-to-Weight Ratio (higher is better):
0.063 hp per pound
Base Drivetrain Specs
Horsepower:
311 hp @ 6400 rpm
Torque:
280 foot-lbs @ 4800 rpm
Power-to-Weight Ratio (higher is better):
0.087 hp per pound
Engine Specifications
Engine Size:
2 liters
Engine Configuration:
Inline
Number of Cylinders:
4
Transmission:
Automatic
Standard/Optional Drivetrain Type:
RWD
EPA Fuel Economy
(City/Highway/Combined MPG):
22 / 32 / 26
Range (city/hwy):
383 / 557 miles
Recommended Fuel Type:
Premium Unleaded
Engine Specifications
Engine Size:
3.5 liters
Engine Configuration:
V
Number of Cylinders:
6
Transmission:
Automatic
Standard/Optional Drivetrain Type:
RWD / AWD
EPA Fuel Economy
(City/Highway/Combined MPG):
20 / 28 / 23
Range (city/hwy):
348 / 487 miles
Recommended Fuel Type:
Premium Unleaded
Standard/Optional Features
Adaptive Cruise Control:
Standard
Alloy wheels:
Standard
Bench Seats:
Standard
Bluetooth:
Standard
Internet Radio:
Standard
Keyless Entry:
Standard
Keyless Ignition:
Standard
Leather Upholstery:
Standard
Navigation System:
Standard
Paddle Shifters:
Standard
Power outlet:
Standard
Roadside assistance:
Standard
Satellite radio:
Standard
Sunroof/Moonroof:
Standard
Voice Recognition:
Standard
Cooled/Ventilated Seats:
Available
Heated Seats
Available
Heated Steering Wheel:
Available
Parking Sensors:
Available
Power Lift Gate:
Available
Air Suspension:
N/A
Android Auto:
N/A
Apple CarPlay:
N/A
Automatic Parking:
N/A
Captain's seat:
N/A
Front Bench Seats:
N/A
Massage Seats:
N/A
Panoramic Sunroof/Moonroof
N/A
Quad Seats:
N/A
Roof Rack:
N/A
Trailer Hitch:
N/A
Wifi:
N/A
Wireless Smartphone Charging:
N/A
Standard/Optional Features
Adaptive Cruise Control:
Standard
Alloy wheels:
Standard
Bench Seats:
Standard
Bluetooth:
Standard
Internet Radio:
Available
Keyless Entry:
Standard
Keyless Ignition:
Standard
Leather Upholstery:
Standard
Navigation System:
Standard
Paddle Shifters:
Standard
Power outlet:
Standard
Roadside assistance:
Standard
Satellite radio:
Standard
Sunroof/Moonroof:
Standard
Voice Recognition:
Standard
Cooled/Ventilated Seats:
Available
Heated Seats
Available
Heated Steering Wheel:
Available
Parking Sensors:
Available
Power Lift Gate:
N/A
Air Suspension:
N/A
Android Auto:
N/A
Apple CarPlay:
N/A
Automatic Parking:
N/A
Captain's seat:
N/A
Front Bench Seats:
N/A
Massage Seats:
N/A
Panoramic Sunroof/Moonroof
N/A
Quad Seats:
N/A
Roof Rack:
N/A
Trailer Hitch:
N/A
Wifi:
N/A
Wireless Smartphone Charging:
N/A
Safety Features
Backup camera:
Standard
Blind Spot Monitoring:
Standard
Forward Collision Warning:
Standard
Lane Departure Warning:
Standard
Lane Keeping Assist:
Standard
Pedestrian Detection:
Standard
Rear Cross-Traffic Alert:
Standard
360-Degree Camera:
N/A
Driver Attention Monitoring:
N/A
Rear Seat Reminder:
N/A
Safety Features
Backup camera:
Standard
Blind Spot Monitoring:
N/A
Forward Collision Warning:
Standard
Lane Departure Warning:
Standard
Lane Keeping Assist:
Standard
Pedestrian Detection:
Standard
Rear Cross-Traffic Alert:
N/A
360-Degree Camera:
N/A
Driver Attention Monitoring:
N/A
Rear Seat Reminder:
N/A
Interior Dimensions
Front Head Room:
38 inches
Front Leg Room:
42.3 inches
Front Shoulder Room:
57.3 inches
Rear Head Room:
37.8 inches
Rear Leg Room:
36.8 inches
Rear Shoulder Room:
55.7 inches
Cargo Space:
18.4 cubic feet
Overall Interior Volume:
99.0 cubic feet
Interior Dimensions
Front Head Room:
38.2 inches
Front Leg Room:
44.8 inches
Front Shoulder Room:
55.9 inches
Rear Head Room:
36.9 inches
Rear Leg Room:
32.2 inches
Rear Shoulder Room:
53.4 inches
Cargo Space:
10.8 cubic feet
Overall Interior Volume:
90.2 cubic feet
Exterior Dimensions
Curb Weight:
3805 lbs
Width:
72.4 inches
Height:
57.3 inches
Length:
192.1 inches
Wheelbase:
112.2 inches
Ground Clearance:
5.1 inches
Exterior Dimensions
Curb Weight:
3594 lbs
Width:
79.8 inches
Height:
56.3 inches
Length:
184.3 inches
Wheelbase:
110.2 inches
Ground Clearance:
5.3 inches
Standard Wheel/Tire Information
Wheel Size:
17.0 x 7.5 inches
Wheel Type:
aluminum alloy
Tire Size:
225/50R17
Standard Wheel/Tire Information
Wheel Size:
18.0 x 8.0 inches
Wheel Type:
aluminum alloy
Tire Size:
225/40R18
Exterior Colors
Black
Caviar / Obsidian
Blue
Nightfall Mica
Gray
Smoky Granite Mica
Red
Matador Red Mica
Silver
Atomic Silver / Liquid Platinum
White
Eminent White Pearl
Exterior Colors
Black
Caviar / Obsidian
Blue
Nightfall Mica / Ultrasonic Blue Mica 2.0
Gray
Nebula Gray Pearl
Red
Redline
Silver
Atomic Silver / Liquid Platinum
White
Eminent White Pearl / Ultra White
Interior Colors
Beige
Chateau w/Striated Black Trim
Black
Black w/Striated Black Trim
Brown
Flaxen w/Striated Black Trim
Red
Not available
Interior Colors
Beige
Chateau w/Dark Gray Streamline Trim / Chateau w/Illustrious Piano Black Trim
Black
Black w/Dark Gray Streamline Trim / Black w/Illustrious Piano Black Trim / Nuance Black w/Illustrious Piano Black Trim
Brown
Flaxen w/Illustrious Piano Black Trim
Red
Rioja Red w/Dark Gray Streamline Trim
