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Acura RLX vs Kia K900

Side-by-side comparison from manufacturer specifications, NHTSA safety data, and live dealer listings.

Vehicles

Acura logo

2020 Acura RLX

Kia logo

2020 Kia K900

Overview

SpecAcura RLXP-AWSKia K900Luxury
Selected trimP-AWSLuxury
Body styleSedanSedan
Drivetrainfront wheel driveall wheel drive
Fuel typepremium unleaded (recommended)premium unleaded (recommended)
Transmission10-speed shiftable automatic8-speed shiftable automatic
Engine typegasgas
Model year20202020

Pricing & market

SpecAcura RLXP-AWSKia K900Luxury
MSRP$54,900 (best)$59,900
For sale now00

Fuel economy & range

SpecAcura RLXP-AWSKia K900Luxury
Combined MPG23 MPG (best)21 MPG
City MPG20 MPG (best)18 MPG
Highway MPG29 MPG (best)25 MPG
Fuel tank18.5 gal (best)

Performance

SpecAcura RLXP-AWSKia K900Luxury
Horsepower310 hp365 hp (best)
Torque272 lb-ft376 lb-ft (best)
Engine size3.5 L (best)3.3 L
CylindersV6V6

Size & capability

SpecAcura RLXP-AWSKia K900Luxury
Seating5 seats5 seats
Doors44
Cargo volume14.9 cu ft15 cu ft (best)
Curb weight3,977 lbs (best)
Ground clearance4.5 in (best)
Wheelbase112.2 in122.2 in (best)
Length198.1 in201.6 in (best)
Width74.4 in75.4 in (best)
Height57.7 in58.7 in (best)

Safety & recalls

SpecAcura RLXP-AWSKia K900Luxury
NHTSA overall5 / 5 ★ (best)
Frontal crash (driver)5 / 5 ★ (best)
Frontal crash (passenger)5 / 5 ★ (best)
Side crash (driver)5 / 5 ★ (best)
Side crash (passenger)5 / 5 ★ (best)
Side pole5 / 5 ★ (best)
Rollover5 / 5 ★ (best)
Open recalls (YMM scope)11

Highlighted values indicate the better figure for that spec when a clear winner exists. Specs reflect the selected trim for each vehicle. Drag a vehicle header to reorder columns. MSRP and specifications are manufacturer data; listing prices and inventory come from live dealer listings. Safety ratings are from NHTSA.

Trim overview

All available trims with MSRP. The trim selected above is highlighted; comparison specs use that selection.

TrimAcura RLXKia K900
1

P-AWS

$54,900 MSRP(Currently comparing)

Luxury

$59,900 MSRP(Currently comparing)

2

Sport Hybrid SH-AWD

$61,900 MSRP

Acura RLX vs Kia K900 FAQ

Which is better: 2020 Acura RLX or 2020 Kia K900?
It depends on priorities. OpenDealer compares 2020 Acura RLX vs 2020 Kia K900 on MSRP, fuel economy, horsepower, seating, towing, NHTSA safety ratings, and live market prices so you can weigh the tradeoffs.
Which costs less: 2020 Acura RLX or 2020 Kia K900?
Based on starting MSRP, the 2020 Acura RLX starts lower at $54,900.
Which has better startingMsrp: 2020 Acura RLX or 2020 Kia K900?
The 2020 Acura RLX leads on startingMsrp in this comparison (54,900).
Which has better combinedMpg: 2020 Acura RLX or 2020 Kia K900?
The 2020 Acura RLX leads on combinedMpg in this comparison (28).
Which has better horsepower: 2020 Acura RLX or 2020 Kia K900?
The 2020 Acura RLX leads on horsepower in this comparison (377).
How do the NHTSA safety ratings compare for 2020 Acura RLX vs 2020 Kia K900?
NHTSA overall crash-test ratings in this comparison: Acura RLX (5/5 NHTSA overall).