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Impact of Headlights on Fuel Economy

Discussion in 'Gen 2 Prius Main Forum' started by btesar, Jan 19, 2006.

  1. btesar

    btesar New Member

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    Jan 10, 2006
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    I'm about to order a 2006 Prius. I'm considering the package with HID lights. Which headlight consume more power. HID or regular. I'm thinking that the higher power consumption headlights would decrease fuel economy. Any thought?
     
  2. Dave

    Dave New Member

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    Dec 23, 2003
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    Location:
    Santa Cruz, CA
    Vehicle:
    2004 Prius
    Model:
    N/A
    My understanding is that the HID lamps actually use less power than the regular lamps. I also think that the difference is probably too small to be measured.
     
  3. KTPhil

    KTPhil Active Member

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    Jan 14, 2005
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    Pee first, before driving off. The reduced weight would probably raise your mileage more than the difference in headlight wattage.