Compare 2018 Kia K900 vs 2018 Acura RLX

2018 Kia K900
2018 Acura RLX
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V6 Luxury
Style MPG City MPG Hwy Invoice MSRP
K900 V6 Luxury 17 25 $55,593 $59,900
K900 V6 Premium 17 25 $47,069 $50,900
K900 V8 Luxury 15 22 $57,478 $61,900
Select style
Sedan Sport Hybrid w/Advance Pkg
Style MPG City MPG Hwy Invoice MSRP
RLX Sedan Sport Hybrid w/Advance Pkg 28 29 $57,432 $61,900
RLX Sedan w/Technology Pkg 20 29 $50,946 $54,900
Pricing
Invoice Price
$55,593
$57,432
Manufacturer Suggested Retail Price
$59,900
$61,900
Monthly Payment Estimate
$998 / month
$1032 / month
The Car Connection's Take
TCC Rating
6.2
6.3
TCC’s Bottom Line
The 2018 Kia K900 is a premium, luxury sedan without much of an identity. The 2018 Acura RLX brandishes some exotic hardware, and wraps it in anonymity.
TCC Likes
TCC Dislikes
Fuel Economy
City
17 mpg 28 mpg
Highway
25 mpg 29 mpg
Vehicle
EPA Classification
Large Cars Mid-Size Cars
Interior Dimensions
Passenger Volume (ft³)
110.8 102.1
Second Shoulder Room (in)
57.2 57
Front Leg Room (in)
45.9 42.3
Front Hip Room (in)
55.9 55.9
Passenger Capacity
5 5
Second Leg Room (in)
38.2 38.8
Front Head Room (in)
40.2 37.6
Second Hip Room (in)
55.7 54.5
Front Shoulder Room (in)
59.1 59.6
Second Head Room (in)
37.6 36.9
Exterior Dimensions
Height, Overall (in)
58.5 57.7
Track Width, Rear (in)
64.1 64.2
Wheelbase (in)
119.9 112.2
Width, Max w/o mirrors (in)
74.8 74.4
Track Width, Front (in)
63.8 64.3
Min Ground Clearance (in)
5.7 3.8
Length, Overall (in)
200.6 198.1
Cargo Area Dimensions
Trunk Volume (ft³)
15.9 12
Brakes
Disc - Rear (Yes or )
Yes Yes
Rear Brake Rotor Diam x Thickness (in)
12.4 12.2
Brake Type
4-Wheel Disc 4-Wheel Disc
Rear Drum Diam x Width (in)
NA NA
Disc - Front (Yes or )
Yes Yes
Front Brake Rotor Diam x Thickness (in)
13.6 13
Drum - Rear (Yes or )
NA NA
Brake ABS System
4-Wheel 4-Wheel
Fuel Tank
Fuel Tank Capacity, Approx (gal)
19.8 15.1
Steering
Steering Type
Rack-Pinion Rack-Pinion
Turning Diameter - Curb to Curb (ft)
37.5 40.5
Tires
Spare Tire Order Code
NA NA
Rear Tire Size
P245/50VR18 P245/40WR19
Rear Tire Order Code
NA NA
Front Tire Size
P245/50VR18 P245/40WR19
Spare Tire Size
Compact NA
Front Tire Order Code
NA NA
Weight Information
Base Curb Weight (lbs)
4376 4380
Wheels
Rear Wheel Size (in)
18 X 7.5 19 X 8
Front Wheel Material
Aluminum Aluminum
Spare Wheel Material
Aluminum NA
Front Wheel Size (in)
18 X 7.5 19 X 8
Spare Wheel Size (in)
Compact NA
Rear Wheel Material
Aluminum Aluminum
Electrical
Cold Cranking Amps @ 0° F (Primary)
740 -
Maximum Alternator Capacity (amps)
150 150
Engine
SAE Net Torque @ RPM
293 @ 5000 341 @ 4700
Engine Order Code
NA NA
Displacement
3.8 L/231 3.5 L/212
SAE Net Horsepower @ RPM
311 @ 6000 377 @ 6500
Engine Type
Regular Unleaded V-6 Gas/Electric V-6
Fuel System
Gasoline Direct Injection Gasoline Direct Injection
Mileage
Fuel Economy Est-Combined (MPG)
20 28
EPA Fuel Economy Est - Hwy (MPG)
25 29
EPA Fuel Economy Est - City (MPG)
17 28
Transmission
First Gear Ratio (:1)
3.67 4.40
Seventh Gear Ratio (:1)
0.64 0.62
Final Drive Axle Ratio (:1)
3.91 3.58
Third Gear Ratio (:1)
1.61 2.03
Trans Type
8 7
Drivetrain
Rear Wheel Drive All Wheel Drive
Fifth Gear Ratio (:1)
1.00 1.14
Trans Description Cont. Again
NA NA
Reverse Ratio (:1)
2.27 3.66
Second Gear Ratio (:1)
2.40 2.75
Trans Order Code
NA NA
Eighth Gear Ratio (:1)
0.56 -
Fourth Gear Ratio (:1)
1.19 1.55
Trans Description Cont.
Automatic w/OD Auto-Shift Manual w/OD
Sixth Gear Ratio (:1)
0.83 0.84
Summary
Vehicle Name
Kia K900 Acura RLX
Body Style
Sedan SH-AWD Sedan
Suspension
Suspension Type - Rear
Multi-Link Multi-Link
Suspension Type - Rear (Cont.)
Multi-Link Multi-Link
Suspension Type - Front
Multi-Link Double Wishbone
Suspension Type - Front (Cont.)
Multi-Link Double Wishbone
Emissions
Tons/yr of CO2 Emissions @ 15K mi/year
8.8 6.3
Crash Test Ratings
Overall Rating
-
Overall Frontal Barrier Crash Rating
-
Frontal Barrier Crash Rating Driver
-
Frontal Barrier Crash Rating Passenger
-
Overall Side Crash Rating
-
Side Barrier Rating
-
Side Barrier Rating Driver
-
Side Barrier Rating Passenger Rear Seat
-
Side Pole Rating Driver Front Seat
-
Combined Side Rating Front Seat
-
Combined Side Rating Rear Seat
-
Rollover Rating
-

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