포르자 호라이즌 2에는 150대의 차량이 수록되었다. 호라이즌 3는 350대로 2배 이상의 차량이 수록. 그리고 오늘 150대의 차량 리스트가 선 공개 되었다. 몇몇 차량은 인게임 이미지도 동시에 공개.
2016 에어리얼 노매드
2015 포드 팔콘 XR8
2015 볼드윈 모터스포츠 #97 몬스터 에너지 트로피 트럭
2014 포드 FPV 리미티드 에디션 퍼슛 유트
2015 폴라리스 RZR XP 1000 EPS
2016 람보르기니 센타나리오 LP-770-4
아래는 선 공개된 150대의 차량리스트 이다. 나머지 200대의 차량은 추후 공개 예정.
1968 Abarth 595 esseesse
2010 Abarth 500 esseesse
2001 Acura Integra Type-R
1965 Alfa Romeo Giulia Sprint GTA Stradale
1968 Alfa Romeo 33 Stradale
2014 Alfa Romeo 4C
1971 AMC Javelin AMX
2013 Ariel Atom 500 V8
2016 Ariel Nomad
1964 Aston Martin DB5
2010 Aston Martin One-77
2012 Aston Martin Vanquish
2006 Audi RS 4
1983 Audi Sport Quattro
2013 Audi RS 4 Avant
2013 Audi R8 Coupé V10 plus 5.2 FSI quattro
2016 Audi R8 V10 plus (Tier 4 Reward Car)
2014 BAC Mono
2013 Bentley Continental GT Speed
1997 BMW M3
2005 BMW M3
2008 BMW M3
1973 BMW 2002 Turbo
1986 BMW M635CSi
2012 BMW M5 (Tier 5 Reward Car)
1995 BMW M5
2014 BMW M4 Coupe
2014 BMW M235i
2012 Bowler EXR S
2011 Bugatti Veyron Super Sport
1987 Buick Regal GNX
2012 Cadillac Escalade ESV
1990 Chevrolet Camaro IROC-Z
2009 Chevrolet Corvette ZR1
1970 Chevrolet El Camino Super Sport 454
1964 Chevrolet Impala Super Sport 409
2015 Chevrolet Corvette Z06
2015 Chevrolet Camaro Z/28
2015 Chevrolet Baldwin Motorsports Monster Energy Trophy Truck
2016 Chevrolet Camaro Super Sport
2012 Chrysler 300 SRT8
1970 Datsun 510
1999 Dodge Viper GTS ACR
1969 Dodge Charger R/T
1970 Dodge Challenger R/T
2015 Dodge Charger SRT Hellcat
2015 Dodge Challenger SRT Hellcat
2013 Donkervoort D8 GTO
1967 Ferrari 330 P4
1994 Ferrari F355 Berlinetta
1992 Ferrari 512 TR
2002 Ferrari Enzo Ferrari
1987 Ferrari F40
1995 Ferrari F50
2009 Ferrari 458 Italia (Tier 6 Reward Car)
1957 Ferrari 250 Testa Rossa
1957 Ferrari 250 California
1962 Ferrari 250 GT Berlinetta Lusso
2013 Ferrari LaFerrari
2014 Ferrari California T
2016 Ferrari FXX K
2015 Ferrari 488 GTB
1975 Fiat X1/9
2015 Ford Falcon XR8
2005 Ford GT (Tier 10 Reward Car)
1966 Ford GT40 Mk II
2000 Ford SVT Cobra R
2009 Ford Focus RS
1973 Ford XB Falcon GT
1987 Ford Sierra Cosworth RS500
2012 Ford F-150 SVT Raptor
2011 Ford Transit SuperSportVan
1973 Ford Capri RS3100
1969 Ford Mustang Boss 302
2014 Ford Ranger T6 Rally Raid
1975 Ford Bronco
2017 Ford GT
2017 Ford F-150 Raptor Game Reward Car
2014 Ford FPV Limited Edition Pursuit Ute
2016 Ford Shelby GT350R
1983 GMC Vandura G-1500
2012 Hennessey Venom GT
2014 Holden HSV GTS
1977 Holden Torana A9X
1992 Honda NSX-R (Tier 2 Reward Car)
2009 Honda S2000 CR
2006 Hummer H1 Alpha
2013 Hyundai Genesis Coupe 3.8 Track
2014 Infiniti Q50 Eau Rouge
1961 Jaguar E-type S1
1956 Jaguar D-Type
2016 Jaguar F-TYPE Project 7
2012 Jeep Wrangler Rubicon
1945 Jeep Willys MB
1991 Jeep Grand Wagoneer
2015 Koenigsegg One:1 (VIP Reward Car)
2013 KTM X-Bow R
1967 Lamborghini Miura P400
2008 Lamborghini Reventón
2013 Lamborghini Veneno
2014 Lamborghini Huracán LP 610-4 (Tier 9 Reward Car)
2016 Lamborghini Centenario LP 770-4
1974 Lancia Stratos HF Stradale
1982 Lancia 037 Stradale
1997 Land Rover Defender 90
2010 Lexus LFA
2013 Lexus GS350 F Sport
2014 Local Motors Rally Fighter Game Reward Car
2012 Lotus Exige S
2011 Lotus Evora S
2009 Lotus 2-Eleven
1961 Maserati Tipo 61 Birdcage
2014 Maserati Ghibli S Q4
2010 Mazda MazdaSpeed 3
1972 Mazda Cosmo 110S Series II
1993 McLaren F1
2013 McLaren P1 (Tier 8 Reward Car)
2016 Mercedes-AMG C 63 S Coupé
2012 Mercedes-Benz C 63 AMG Coupé Black Series
2013 Mercedes-Benz G 65 AMG
2013 Mercedes-Benz A 45 AMG
2015 Mercedes-Benz GT S
1965 MINI Cooper S
2013 MINI X-Raid All4 Racing Countryman
2006 Mitsubishi Lancer Evolution IX MR
2004 Mitsubishi Lancer Evolution VIII MR
2002 Nissan Skyline GT-R V-Spec II
2012 Nissan GT-R Black Edition
1993 Nissan 240SX SE
1969 Oldsmobile Hurst/Olds 442
2009 Pagani Zonda Cinque Roadster
2012 Pagani Huayra
2015 Polaris RZR XP 1000 EPS
1973 Pontiac Firebird Trans Am SD-455
1969 Pontiac GTO Judge
1973 Renault Alpine A110 1600S
2014 Rolls-Royce Wraith
2004 Saleen S7
1965 Shelby Cobra Daytona Coupe
2013 Shelby Ford F-150 SVT Raptor Shelby
2013 SRT Viper GTS (Tier 7 Reward Car)
1998 Subaru Impreza 22B STi
2005 Subaru Impreza WRX STI
2013 Subaru BRZ
2014 Tesla Model S P85D
1985 Toyota Sprinter Trueno GT Apex
1998 Toyota Supra RZ
2012 Vauxhall Astra VXR
1997 Volvo 850 R
2003 Nissan Fairlady Z (Tier 3 Reward Car)
2016 Ford #66 Racing GT Le Mans (Forza Horizon 3 Motorsport All-Stars Pack)
2014 Audi #45 Flying Lizard Motorsports R8 LMS ultra (All-Stars Pack)
2014 Chevrolet #3 Corvette Racing Corvette C7.R (All-Stars Pack)
2014 Dodge #94 SRT Motorsports Viper GTS-R (All-Stars Pack)
2014 Ferrari #51 AF Corse 458 Italia GTE (All-Stars Pack)
2015 Nissan #1 Nismo Motul Autech GT-R (All-Stars Pack)
2015 Lamborghini #63 Squadra Corse Huracán LP620-2 Super Trofeo (All-Stars Pack)
2016 Holden #22 Sharkbite HRT VF Commodore (All-Stars Pack)
2016 Ford #55 Supercheap Falcon FG X (All-Stars Pack)
2014 BMW #55 BMW Team RLL Z4 GTE (All-Stars Pack)
2016 Lamborghini Aventador LP750-4 SV (VIP Car)
2016 Koenigsegg Regera (VIP Car)
2015 Ultima Evolution Coupe 1020 (VIP Car)
2015 Ferrari F12tdf (VIP Car)
2015 Ford Falcon GT F 351 (VIP Car)