Williams FW47

Williams FW47
Carlos Sainz Jr. driving the FW47 during the Japanese Grand Prix
CategoryFormula One
ConstructorWilliams
Designers
  • Pat Fry (Chief Technical Officer)
  • David Worner (Engineering Director)
  • Dave Robson (Chief Engineer)
  • Steve Winstanley (Chief Engineer, Composites and Structures)
  • Matt Harman (Design Director)
  • Jonathan Carter (Deputy Chief Designer)
  • Angelos Tsiaparas (Head of Concept Design)
  • Mark Lloyd (Head of Design - Chassis, Bodywork and Wings)
  • Richard Frith (Head of Performance Systems)
  • Adam Kenyon (Head of Aerodynamics)
  • Juan Molina (Chief Aerodynamicist)
PredecessorWilliams FW46
SuccessorWilliams FW48
Technical specifications
ChassisCarbon-fibre monocoque, laminated from carbon epoxy and honeycomb
Suspension (front)Double wishbone, push-rod activated springs and anti-roll bar
Suspension (rear)Double wishbone, push-rod activated springs and anti-roll bar
EngineMercedes-AMG M16 E Performance
1.6 L (98 cu in) direct injection V6 turbocharged engine limited to 15,000 RPM in a mid-mounted, rear-wheel drive layout
Electric motorKinetic and thermal energy recovery systems
TransmissionMercedes-AMG 8 forward + 1 reverse gear seamless sequential semi-automatic shift plus reverse gear, gear selection electro-hydraulically actuated
BatteryLithium-ion battery
Weight800 kg (including driver, excluding fuel)
FuelGulf
LubricantsGulf
TyresPirelli P Zero (dry)
Pirelli Cinturato (wet)
Competition history
Notable entrantsWilliams Racing
Notable drivers
Debut2025 Australian Grand Prix
Last event2025 Abu Dhabi Grand Prix
RacesWinsPodiumsPolesF/Laps
240201

The Williams FW47 was a Formula One racing car designed and constructed by Williams which competed in the 2025 Formula One World Championship. The car was driven by Alexander Albon and Carlos Sainz Jr., both in their fourth and first seasons with the team respectively. A remarkable improvement over its predecessor, the FW47 scored two Grand Prix podiums, one Grand Prix fastest lap and one sprint podium, all podiums being scored by new signee Sainz.