REVISED versions of the Lexus RX and NX all-hybrid SUV models will be on the road in 2019 as the Japanese premium brand upgrades the two ranges.

With three trim levels offered in each line up prices now start from £35,950 for the NX and £49,700 for the larger RX.

That's an entry-level increase of around £4,000 for the NX and some £1,000 for the RX.

The new RX now comes with the Lexus Safety System+ as standard which includes a pre-collision system, adaptive cruise control, adaptive headlamps, lane keeping and traffic sign recognition.

So is sat nav, an eight-inch display screen, heated and ventilated front seats, parking sensors and keyless entry.

Three option packs are now available for the RX with a Sport Pack including 20-inch black alloy wheels over the standard 18-inch rims, black spindle grille and black door mirror casings.

A Premium Pack offers 20-inch alloys, a 12.3-inch Lexus Navigation, ‘triple-eye' LED headlamps, an auto-dimming rear-view mirror, heated steering wheel, power tailgate and wireless smartphone charger.

With the Premium Pack a Tech and Safety Pack is also available with a colour head-up display, blind spot monitor, rear cross traffic alert with intelligent clearance sonar and automatic braking, auto-folding/auto-dimming door mirrors, power tailgate with no-touch sensor and a panoramic roof.

Prices for the packs are £800 for the Sport Pack, £3,000 for Premium Pack and £2,400 for the Tech and Safety systems.

Mid-grade F Sport models are priced from £55,200 and now include a heated steering wheel and power tailgate with hands-free sensor operation in addition to established features such as F Sport spindle grille, aluminium pedal set, F Sport seats and steering wheel and Adaptive Variable Suspension.

At the top of the range, the RX Takumi - priced from £61,700 - gains a new power-folding function for the rear seats which also have integrated heaters. Other differentiating features include a 15-speaker Mark Levinson Surround Sound audio system, colour head-up display, 360-degree panoramic view monitor, semi-aniline leather upholstery, 10-way power front seat adjustment, memory settings for the front seats, steering wheel and door mirrors, blind spot monitor and rear cross traffic alert with automatic braking and triple-eye LED headlights with an adaptive high-beam system.

A new Takumi Pack option for the RX F Sport costs £5,500 and includes the Tech and Safety Pack content, adding power-folding rear sets, heated rear seats, the Mark Levinson audio system, 360-degree panoramic view camera, card key and a panoramic roof.

The seven-seat RX L also adopts the new grade names, with the SE, Luxury and Premier replaced by RX L and Takumi.

The RX retains the its Lexus Hybrid Drive powertrain featuring a 3.5-litre direct injection V6 petrol engine and electric motor developing a total of 308bhp giving the RX a 0 to 60 acceleration of less than 7.7 seconds while under the new WLTP fuel regulations it is rated at 35.15 to 37.39mpg with COemissions from 132g/km.

The new NX range follows the same pattern as the RX with NX, F Sport and Takumi grades.

The base NX is equipped with 18-inch alloy wheels, Lexus Safety System+, heated front seats and an eight-inch Lexus Navigation system.

New options are the 10-inch Lexus Navigation, with larger display and enhanced functionality, and a Sport Pack at £800 which adds wheels with a bronze/machined finish, black spindle grille and black door mirror casings.

The NX F Sport costs from £41,500 and adds a steering wheel heater to its specification. Other items include F Sport-dedicated 18-inch alloys, exterior styling details, steering wheel and front seats with leather upholstery. It also comes with a power tailgate, wireless charging tray and triple-beam LED headlights.

The new range topping NX Takumi at £45,500 builds on the previous NX Premier model's specification with the addition of a panoramic roof as standard. It also provides heated and ventilated front seats, a 360-degree panoramic view camera, head-up display, card key leather upholstery, 14-speaker Mark Levinson sound system, blind spot monitor and rear cross traffic alert. A sunroof can be added as an option.

For an extra £2,450 a Premium Pack is available on the NX which adds keyless entry, parking assist sensors, rear privacy glass, a 10-inch Lexus Navigation system, LED front fog and cornering lights, a heated steering wheel, power tailgate and a wireless charger.

For the NX F Sport there is a Takumi Pack at £5,500 which comprises adaptive variable suspension, the Mark Levinson audio package, panoramic view monitor, head-up display, blind spot monitor, rear cross traffic alert and a panoramic roof or sunroof.

All versions of the NX now feature all-wheel drive using Lexus's compact E-Four system.