Lexus GS 350 vs. Lexus IS 300
iSeeCars' unbiased and data-driven comparison of the Lexus GS 350 and Lexus IS 300 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 350 and the Lexus IS 300.
When comparing the Lexus GS 350's and the Lexus IS 300's specifications and ratings, the Lexus GS 350 has the advantage in the areas of reliability, interior volume, overall quality score and base engine power. The Lexus IS 300 has the advantage in the areas of typical lower range of pricing for one- to five-year-old used cars, and fuel efficiency and resale value. Based on this comparison of the Lexus GS 350's and the Lexus IS 300's specifications and ratings, the Lexus GS 350 is a better car than the Lexus IS 300.
Pricing: A used 2020 Lexus GS 350 ranges from $30,332 to $44,999 while a used 2020 Lexus IS 300 is priced between $22,950 to $34,674.
Resale/Retained Value: Looking at the 5-year depreciation rate for both models, the Lexus GS 350 loses 44.8 percent of its value and the Lexus IS 300 loses 41.3 percent of its value. This means the Lexus IS 300 retains 3.5 percentage points more of its value and has the advantage of higher resale value versus the Lexus GS 350.
Quality Rating: The iSeeCars Overall Quality rating for the Lexus GS 350 is 8.1 out of 10 while the Lexus IS 300's quality rating is 8.0 out of 10.
Reliability Rating: iSeeCars’ Reliability Rating for the Lexus GS 350 is 7.9 out of 10. For the Lexus IS 300 the reliability rating is 7.6 out of 10. This gives the Lexus GS 350 a slight advantage in reliability compared to the Lexus IS 300.
Engine Power and Fuel Efficiency Comparison: For engine performance, the Lexus GS 350’s base engine makes 311 horsepower, and the Lexus IS 300 base engine makes 241 horsepower. The GS 350 is rated to deliver an average of 21 miles per gallon, with a highway range of 452 miles. The IS 300 is rated to deliver an average of 24 miles per gallon, with a highway range of 522 miles. This gives the Lexus IS 300 the fuel efficiency and maximum range advantage over the Lexus GS 350. Both models use premium unleaded.
Passenger Space Comparison: The Lexus GS 350 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 300 has the advantage in the areas of front head room and front leg room.
Safety Ratings: The Lexus IS 300 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:
51065
Category Avg Starting MSRP:
(Luxury Midsize Cars)
63037
Category Starting MSRP Range:
(Luxury Midsize Cars)
25370 - 130000
New Car Pricing
Asking Price:
-
Starting MSRP:
38560
Category Avg Starting MSRP:
(Luxury Compact Cars)
41892
Category Starting MSRP Range:
(Luxury Compact Cars)
25900 - 53950
Used Car Pricing
Avg Used Car Price:
38222
Price Range:
30332 - 44999
Category Avg Price:
(Luxury Midsize Cars)
40286
Category Avg Price Range:
(Luxury Midsize Cars)
21480 - 73618
# Used Cars for Sale Nationally:
16
Avg Mileage of Used Cars for Sale:
57930
# Good or Great Deals:
6
Used Car Pricing
Avg Used Car Price:
28550
Price Range:
22950 - 34674
Category Avg Price:
(Luxury Compact Cars)
28861
Category Avg Price Range:
(Luxury Compact Cars)
21549 - 40914
# Used Cars for Sale Nationally:
81
Avg Mileage of Used Cars for Sale:
70044
# Good or Great Deals:
32
Lexus GS 350 Scores & Rankings
Overall Score:
8.1 / 10
Reliability:
7.9 / 10
Retained Value:
8.2 / 10
Safety:
Not available
Lexus IS 300 Scores & Rankings
Overall Score:
8.0 / 10
Reliability:
7.6 / 10
Retained Value:
8.4 / 10
Safety:
8.0 / 10
iSeeCars Reliability Insights for Lexus GS 350
Remaining Life Expectancy (years):
9.6
Typical Category Remaining Life Expectancy:
(Luxury Midsize Cars)
8.1
Category Remaining Life Expectancy Range:
(Luxury Midsize Cars)
4.4 - 17.1
Chance of Reaching 200k Miles for a New Car:
0.275
iSeeCars Reliability Insights for Lexus IS 300
Remaining Life Expectancy (years):
15.1
Typical Category Remaining Life Expectancy:
(Luxury Compact Cars)
7.2
Category Remaining Life Expectancy Range:
(Luxury Compact Cars)
4.5 - 15.1
Chance of Reaching 200k Miles for a New Car:
0.517
Expected 30-year Lifetime Recalls
Expected Lifetime Recalls:
0.9363575983924823
Typical Category Recalls:
(Luxury Midsize Cars)
2.8
Category Range for Recalls:
(Luxury Midsize Cars)
0.6 - 32.1
Expected 30-year Lifetime Recalls
Expected Lifetime Recalls:
0.9753995890518213
Typical Category Recalls:
(Luxury Compact Cars)
3.4
Category Range for Recalls:
(Luxury Compact Cars)
0.9 - 31.5
Lexus GS 350 Rankings
Not yet available
Lexus IS 300 Rankings
Ranking
1 out of / 30Ranking
2 out of / 35Ranking
3 out of / 35Ranking
3 out of / 35Ranking
3 out of / 35Ranking
4 out of / 35Ranking
5 out of / 35Ranking
5 out of / 30Ranking
17 out of / 35Ranking
22 out of / 35Ranking
29 out of / 35Ranking
29 out of / 35Available Body Styles
Sedan
Available Body Styles
Sedan
Available Drivetrain Options
Gasoline
Available Drivetrain Options
Gasoline
Lexus GS 350 Trim Levels
Base, F SPORT
Lexus IS 300 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:
311 hp @ 6400 rpm
Torque:
280 foot-lbs @ 4800 rpm
Power-to-Weight Ratio (higher is better):
0.080 hp per pound
Base Drivetrain Specs
Horsepower:
241 hp @ 5800 rpm
Torque:
258 foot-lbs @ 1650 rpm
Power-to-Weight Ratio (higher is better):
0.067 hp per pound
Engine Specifications
Engine Size:
3.5 liters
Engine Configuration:
V
Number of Cylinders:
6
Transmission:
Automatic
Standard/Optional Drivetrain Type:
AWD / RWD
EPA Fuel Economy
(City/Highway/Combined MPG):
19 / 26 / 21
Range (city/hwy):
331 / 452 miles
Recommended Fuel Type:
Premium Unleaded
Engine Specifications
Engine Size:
2 liters
Engine Configuration:
Inline
Number of Cylinders:
4
Transmission:
Automatic
Standard/Optional Drivetrain Type:
RWD / AWD
EPA Fuel Economy
(City/Highway/Combined MPG):
21 / 30 / 24
Range (city/hwy):
365 / 522 miles
Recommended Fuel Type:
Premium Unleaded
Standard/Optional Features
Adaptive Cruise Control:
Standard
Alloy wheels:
Standard
Bench Seats:
Standard
Bluetooth:
Standard
Heated Seats
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 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
Heated Seats
Available
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 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:
100.0 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:
3891 lbs
Width:
72.4 inches
Height:
57.9 inches
Length:
192.1 inches
Wheelbase:
112.2 inches
Ground Clearance:
5.1 inches
Exterior Dimensions
Curb Weight:
3583 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:
18.0 x 8.0 inches
Wheel Type:
aluminum alloy
Tire Size:
235/45R18
Standard Wheel/Tire Information
Wheel Size:
17.0 x 7.5 inches
Wheel Type:
aluminum alloy
Tire Size:
225/45R17
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
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/Gray Sapele Wood and Aluminum Trim / Chateau w/Striated Black Trim
Black
Black w/Gray Sapele Wood and Aluminum Trim / Black w/Striated Black Trim
Brown
Flaxen w/Open-Pore Brown Walnut Trim / 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/Gray Accents and Indigo Blue Stitching / 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
