Lexus ES 300h Ultra Luxury merupakan varian hybrid dari ES 350 yang memiliki dimensi (p x l x t) 4975mm x 1865mm x 1445mm dengan jarak terendah 150mm dan jarak sumbu roda 2870mm.

Lexus ES 300h Ultra Luxury menggunakan mesin 2487cc 4 cylinder berpenggerak roda depan menggunakan transmisi E-CVT dengan kode A25A-FXS yang menghasilkan tenaga maksimal 215 hp dan torsi maksimal 202 Nm.

Untuk fitur keselamatan Lexus ES 300h Ultra Luxury dilengkapi dengan ABS,EBD,BA,Vehicle Stability Control,10 Srs Airbags dan fitur kenyamanan seperti Three-Zone Air Conditioning System,Power Trunk with Kick Sensor,10-Ways Power Adjustable Front Seats,Moon Roof,12.3 inch multi information screen, USB / iPod Playback Function / AUX,AM/FM Tuner / DVD Player,Bluetooth Connectivity,Mark Levinson Pure Play Audio with 17 Speakers,Apple Car Play,Android Auto,Lexus Navigation System,Analog Clock,Auto glide control,Door Handles with LED Illumination,Drive Mode Select (Normal,Eco & Sport),Front Seats Luxury Type,Headlamp Cleaner,Hybrid Acoustics,Optitron meters,Power Reclining Rear Seat,Quiet Air Intake,Rear Seat Control Panel with Audio, Climate, and Seat Controls,Wide Angle Fog Lamps,Parking Assist,Blind Spot monitor,EV Drive mode,Power Rear Sunshade with Rear Passenger L&R Sunshade,Active Cornering Assist,Multi-information Display,Wide Angle Cornering Lights,Cornering Lamps,Seat heater Front and Rear seats,Wireless Charger,Seat cooler front seats dan Auto-Leveling Headlamps.