Cost
The destination charge is a standard charge for transporting the vehicle from its point of origin to the dealer. It costs roughly the same to get the Infiniti M45x to the dealership as the Lexus GS 450h.
As far as fuel economy, the Lexus GS 450h has the M45x beat.
The M45x will tax your gasoline budget considerably more than the Lexus will.
With respect to MSRP, the Infiniti doesn't cost much less than the GS 450h.
The Infiniti M45x will cost you a bundle in gasoline every year compared to the Lexus.
Utility
Neither the Lexus GS 450h nor the Infiniti M45x has a marked advantage when it comes to seating capacity.
Convenience
The Infiniti M45x's fuel tank will need to be replenished more often than the unit in the Lexus GS 450h.
Comfort
Taller drivers will significantly enjoy the extra head room in the Infiniti's front cabin compared to the Lexus GS 450h.
The Infiniti M45x is not particularly more spacious for your passengers than the Lexus GS 450h.
Dimensions
Your wallet will hurt more every time you fill up the Infiniti M45x than the Lexus GS 450h because of its bigger tank.
The Lexus GS 450h and the Infiniti M45x compete for the same parking spaces.
Handling
With their comparable turning circles, the Infiniti M45x and the Lexus GS 450h likely handle approximately the same into and out of tight spots.
Drivetrain
The Lexus GS 450h's engine is considerably smaller than the Infiniti M45x's. Keep in mind that a smaller engine usually has to work a little harder; on the other hand, smaller engines are often cheaper to fix.
Torque equals pickup, and the M45x will have picked up and gone by the time the Lexus finally gets moving.
The Lexus GS 450h could learn a lesson or two from the Infiniti M45x in terms of torque.
Warranty
The basic warranty that comes with the Lexus GS 450h isn't quite as generous as the Infiniti M45x's.