Various world premieres were announced at the 2015 IAA Cars in Frankfurt am Main and we continued to update just-auto's global debuts list. Media preview days were 15 & 16 September.

Information on the majority of the following models can be found by searching PLDB, just-auto's global vehicle database. Simply click on the link at the end of this list to buy a subscription, or to try PLDB for free.

Alfa Romeo Giulia Quadrifoglio: public debut – media preview was back in June

Aston Martin DB11: just this model name was announced, no other details

Audi A4 sedan & Avant: MLB platform, public debut – revealed to media on 29 June

Audi A8 L Security: armoured to VR 9 ballistic standard, deliveries to start in April '16

Audi e-tron quattro concept: OLED headlights, preview of the Q6 e-tron quattro

Audi S4 sedan and Avant: 260kW (354PS) 3.0 TFSI engine, 500Nm

Audi S8 plus: 445kW/605PS & 750Nm from 4.0-litre turbo V8, 305km/h top speed

Audi SQ5 TDI plus: 3.0 TDI gains 20kW & 50Nm, now 250kW (340hp) & 650Nm

Bentley Bentayga: with a top speed of 301km/h, this is the world's fastest SUV

BMW 225xe: PHEV version of the 2 Series Active Tourer, 1.5 petrol + 1 motor

BMW 330e: plug-in hybrid, will replace slow-selling 3 Series ActiveHybrid in 2016

BMW 3 Series facelift: mild styling update and new engines including three-cylinder

BMW M3 sedan facelift: was announced back in May, this was its motor show debut

BMW X1: front-wheel drive UKL1 platform means more legroom and a bigger boot

BMW X5 xDrive40e: PHEV, production started in June, public debut

Borgward BX7: revived German brand's first model is a restyled Foton Sauvana

Brabus 850 6.0 Biturbo Widestar (Mercedes G 63): 625kW (850PS) & 1,450Nm

Bugatti Vision Gran Turismo concept: preview of the Veyron replacement

Citroën Cactus M concept: C4 Cactus convertible, meant to revive Méhari name

DS 3: the Citroen badges have been removed

DS 4: former Citroen DS4 is facelifted and rebranded

DS 4 Crossback: has plastic wheelarch extensions, sits higher

DS 4 Crossback concept: some exterior and interior modifications

Ferrari 488 Spider: facelift and new engine for the former 458 Italia Spider

Ford Edge diesel: motor show debut for the production spec model

Ford Galaxy: already on sale across Europe, this is its show debut

Honda Civic Active Tourer Concept: extendable arm for lifting two bikes

Honda Project 2&4: four-wheeled track car powered by V4 Moto GP engine

Hyundai N 2025 Vision Gran Turismo concept: promotes N sub-brand

Hyundai Santa Fe facelift: motor show debut – it went on sale in RK in June

Infiniti Q30: Audi A3 Sportback rival will be on sale worldwide from late 2015

Infiniti QX70 Ultimate: top-spec model grade, body kit, 21" wheels

Jaguar F-PACE: production to start in late 2015, European deliveries from early '16

Kia Optima sedan diesel: Optima wagon will follow in 2016

Kia Optima GT sedan: high output 2.0-litre turbo petrol engine, on sale in 2016

Kia Sportage: QL project code, should be the first model for Kia's Mexican plant

Lamborghini Huracán Spyder: 610PS (449kW) 5.0-litre V10 engine

Lancia Ypsilon facelift: mid-life minor restyle

Lexus GS 300h facelift: world premiere for the 450h & 200t was at Monterey Week

Mazda Koeru concept: possible preview of a future 'CX-4' or 'CX-6' crossover

Mercedes-AMG C 63 Coupé: 350kW/476hp or 375kW/510hp 4.0-litre turbo V8

Mercedes-AMG CLA 45 4MATIC & Shooting brake: new name and more power

Mercedes-AMG GLA 45 4MATIC: new name and same new engine as revised A 45

Mercedes-AMG S 63 4MATIC Cabriolet: 430kW (585hp) 5,461cc turbo V8, 900Nm

Mercedes-Benz C-Class Coupé: on sale by year-end, cabriolet to follow in 2016

Mercedes-Benz Concept IAA: low-drag (Cd: 0.19) study, has extending body parts

Mercedes-Benz S-Class Cabriolet: fabric roof and same engines as the Coupe

Mini Clubman: was revealed to media in June, this is the public debut

Nissan Gripz concept: may be a preview of a crossover to replace Fairlady Z/370Z

Opel/Vauxhall Astra five-door: lighter and smaller, will be built in England & Poland

Opel/Vauxhall Astra Sports Tourer: estate, up to 1,630 cubic litres of luggage space

Opel Vivaro Surf concept: proposed rival for VW California, has air suspension

Peugeot Fractal concept: electric roadster, white-painted front end & black for the rear

Porsche 911 facelift: minor styling update, new low-emissions turbo engines

Porsche Mission E concept: low four-door with electric drive, 600hp, 500km range

Renault Alaskan concept: public debut, "about 95%" production ready Renault says

Renault Mégane five-door: estate to follow but no three-door or cabriolet

Renault Talisman sedan & Estate: replaces the Laguna and Latitude/Safrane

Rolls-Royce Dawn: effectively a Wraith convertible, just a 2+2 despite its size

SEAT Ibiza Cupra facelift: 1.8 turbo engine gains 12PS, now 192PS (141kW)

SEAT Leon Cross Sport concept: three-door & XPerience mashup

SEAT Leon Cupra 290: 2.0-litre turbo gains 10PS, now 290PS (213kW)

Škoda Rapid Monte Carlo: black grille and mirror covers, spoilers

Škoda Rapid Spaceback ScoutLine: black and silver spoilers and other changes

Škoda Superb Combi: 1,950 litres of space with seats folded, on sale in September

Škoda Superb Greenline: 88kW 1.6 TDI, claimed 1,780km+ range

Škoda Superb Sportline: suspension lowered by 15mm, both bodystyles

smart fortwo cabrio: first cars due in European showrooms in February

SsangYong Tivoli Diesel: motor debut as the media preview took place in July

SsangYong XLV-Air: pre-production version of the "long-bodied" Tivoli

Suzuki Baleno: Hyundai i20 5-door rival, production version of YRA project

Suzuki Vitara S: unique grille, first car for 103kW/220Nm 1.4 BoosterJet engine

Thunder Power: plug-in prototype from this Taiwanese tool maker

Toyota C-HR Concept hybrid crossover: second version of future Qashqai rival

Toyota Prius: this is the first car for TNGA (Toyota New Generation Architecture)

Volkswagen Caddy Alltrack: available in passenger car and panel van formats

Volkswagen Golf Cabrio facelift: and revised engines – four petrols & two diesels

Volkswagen Golf GTI Clubsport: 195kW (265PS), but up to 290PS with overboost

Volkswagen Multivan PanAmericana concept: proposal for a crossover variant

Volkswagen Tiguan: overdue replacement for eight-year old first generation model

Volvo not attending: strategy is Detroit, Geneva, Shanghai & Beijing shows only