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Prius Specifications

Prius Hybrid specifications copied from on 15 May 2005

Specifications for 2004-2009 Prius

Hybrid Synergy Drive®  
Gasoline Engine  
    Type Aluminum double overhead cam (DOHC) 16-valve
VVT-i 4-cylinder
    Displacement 1.5 liters (1497 cc)
    Bore x stroke 75.0 mm x 84.7 mm
    Compression ratio 13.0:1
    Valvetrain 4-valve/cylinder with Variable Valve Timing with intelligence (VVT-i)
    Induction system Multi-point EFI with Electronic Throttle Control System with intelligence (ETCS-i)
    Ignition system Electronic, with Toyota Direct Ignition (TDI)
    Power output 76 hp @ 5000 rpm (57 kW @ 5000 rpm)
    Torque 82 lb.-ft. @ 4200 rpm (111 Nm @ 4200 rpm)
    Emission ratings Advanced Technology Partial Zero Emission Vehicle (AT-PZEV)
Electric Motor  
    Motor type Permanent magnet AC synchronous motor
    Power output 67 hp @ 1200-1540 rpm (50 kW @ 1200-1540 rpm)
    Torque 295 lb.-ft. @ 0-1200 rpm (400 Nm @ 0-1200 rpm)
    Voltage 500V maximum
Traction Battery  
    Type Sealed Nickel-Metal Hydride (Ni-MH)
    Power output 28 hp (21 kW)
    Voltage 201.6V
Hybrid System Net Power 110 hp (82 kW)
Transmission Electronically controlled continuously variable transmission (ECVT)

 Specifications for 2010 Prius
Hybrid System Net Horsepower 134 horsepower
ENGINE 2ZR-FXE (Atkinson cycle)
Type, Materials 4-cylinder aluminum block and head, double overhead cam (DOHC) 16-valve VVT-i
Valvetrain 4-valve/cylinder with VVT-i
Displacement 1,798 cc
Bore x Stroke 3.17 x 3.48 in.
Expansion Ratio 13.0:1
Horsepower (SAE Net) 98 horsepower @ 5,200 rpm
Torque 105 lb-ft @ 4,000 rpm
Recommended Fuel 87-octane unleaded
Emission Certification SULEV (with AT-PZEV) Tier 2 Bin 3
EPA Estimated Fuel Economy* (city/highway/combined MPG) 51/48/50
Function Drives front wheels, regeneration during braking
Type Permanent Magnet Synchronous Motor
Max Voltage DC650V
Electric Motor Power Output 80 hp/60 kW
Torque 153 lb.-ft.
Type Nickel-Metal Hydride
Nominal Voltage DC201.6V (168 x 1.2V cells )
Capacity 6.5 ampere hour
Battery Peak Horsepower Rating 36 hp/27kw
System Voltage 650 volts maximum

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  Updated 27 March 2009