Verdict
Land Rover Defender and Lexus GX are dead even on Octane Score at 71, though reviewers don't agree on everything underneath that number. They split the individual categories evenly where both have enough coverage to call.
Reviewers
Land Rover Defender
Auto Buyers Guide, Redline Reviews, SavageGeese, TheStraightPipes
Lexus GX
Auto Buyers Guide, Doug DeMuro, Edmunds, Redline Reviews, SavageGeese, TheStraightPipes, Throttle House