Difference Between sylvania h11 and 9005 Bulbs

If you’re searching for new headlight bulbs for your vehicle, you might come across the Sylvania H11 and 9005 bulbs. Knowing the difference between Sylvania H11 and 9005 bulbs can help you make the best choice. Today, we’ll dive into a detailed comparison to help you understand these two bulb types better. Let’s explore their differences, uses, and which might be the right choice for you.

difference between sylvania h11 and 9005

Understanding Sylvania H11 and 9005 Bulbs

Before going into the differences, let’s first understand what these bulbs are:

  • H11 Bulbs: These are single-beam bulbs commonly used for low beams in headlights or as fog lights. They are known for their good light output and reliability.
  • 9005 Bulbs: These are also single-beam bulbs but are typically used for high beams. They produce a brighter light than H11 bulbs.

Key Differences Between H11 and 9005 Bulbs

Here are the main differences between H11 and 9005 bulbs:

1. Purpose and Use

  • H11 Bulbs: Used for low beam headlights or fog lights. They provide a focused light pattern to illuminate the road directly in front of the vehicle.
  • 9005 Bulbs: Used for high beam headlights. They provide a wider and longer light pattern, ideal for illuminating further down the road.

2. Brightness and Light Output

  • H11 Bulbs: Generally have a lower brightness compared to 9005 bulbs. They are designed to avoid blinding oncoming traffic.
  • 9005 Bulbs: Known for higher brightness. They provide more light output, making them suitable for high beams.

3. Wattage and Power Consumption

  • H11 Bulbs: Typically have a wattage of around 55 watts.
  • 9005 Bulbs: Generally have a higher wattage, around 65 watts, which contributes to their higher brightness.

4. Connector and Fitment

  • H11 Bulbs: Have a specific connector that fits only into H11 sockets.
  • 9005 Bulbs: Have a different connector that fits only into 9005 sockets. They are not interchangeable with H11 bulbs without modifications.

5. Heat Generation

  • H11 Bulbs: Produce less heat due to their lower wattage.
  • 9005 Bulbs: Generate more heat because of their higher wattage. This can affect the lifespan of the bulb if not properly managed.

difference between sylvania h11 and 9005

Choosing the Right Bulb for Your Vehicle

When deciding between H11 and 9005 bulbs, consider the following factors:

1. Intended Use

  • Low Beam or Fog Lights: Choose H11 bulbs for a controlled and focused light pattern.
  • High Beam: Choose 9005 bulbs for a brighter and more extensive light output.

2. Compatibility

Always check your vehicle’s manual to see which type of bulb it requires. Using the wrong type can lead to poor performance or even damage your vehicle’s electrical system.

3. Brightness Needs

If you drive a lot at night or in poorly lit areas, you might benefit from the brighter 9005 bulbs for your high beams. For regular city driving, H11 bulbs are usually sufficient.

4. Installation

Installing headlight bulbs can be straightforward, but it’s essential to handle them carefully. Avoid touching the glass part of the bulb with your bare hands as oils from your skin can reduce the bulb’s lifespan.

Comparing Popular Sylvania H11 and 9005 Models

Sylvania is a well-known brand for automotive lighting. Here are some popular models:

Sylvania H11 Models

  1. Sylvania H11 XtraVision: Known for enhanced down-road visibility with no added glare.
  2. Sylvania H11 SilverStar Ultra: Offers the brightest down-road visibility and whiter light for improved contrast and clarity.
  3. Sylvania H11 Basic: Standard performance with reliable OEM quality.

Sylvania 9005 Models

  1. Sylvania 9005 XtraVision: Provides brighter light for increased visibility.
  2. Sylvania 9005 SilverStar Ultra: Delivers the brightest and whitest light for superior clarity and contrast.
  3. Sylvania 9005 Basic: Standard quality that meets original equipment standards.

Pros and Cons of H11 and 9005 Bulbs

Below are the pros and cons.

H11 Bulbs


  • Better for low beam applications.
  • Lower power consumption.
  • Less heat generation.


  • Not as bright as 9005 bulbs.
  • Limited use mainly to low beams and fog lights.

9005 Bulbs


  • Higher brightness.
  • Suitable for high beam applications.


  • Higher power consumption.
  • Generates more heat, which can affect lifespan.

difference between sylvania h11 and 9005

Buying Tips for Sylvania H11 and 9005 Bulbs

When purchasing these bulbs, keep the following tips in mind:

1. Check Compatibility

Always ensure the bulbs you purchase are compatible with your vehicle. This can usually be found in your vehicle’s manual or by checking the existing bulbs.

2. Consider the Brand

Sylvania is a trusted brand, but ensure you’re buying from a reputable seller to avoid counterfeit products.

3. Think About Longevity

While brighter bulbs like the Sylvania SilverStar Ultra provide better visibility, they may have a shorter lifespan due to the increased brightness and heat.

4. Evaluate Your Needs

If you rarely drive at night, basic models may suffice. If you frequently drive in dark or rural areas, investing in higher-end models could improve your driving safety.

Installation Tips

When installing new headlight bulbs, follow these steps for a hassle-free experience:

  1. Turn Off Your Vehicle: Ensure the engine and lights are off before starting the installation.
  2. Getting to the headlight bulb: Locate the rear of the headlight assembly by opening the hood.
  3. Remove the Old Bulb: To remove the old bulb, turn the bulb socket counterclockwise.
  4. Install the New Bulb: Insert the new bulb into the socket, ensuring it’s securely in place.
  5. Test the Bulb: Turn on your vehicle’s headlights to ensure the new bulb is working correctly.

Conclusion: Difference between sylvania h11 and 9005

Understanding the differences between Sylvania H11 and 9005 bulbs is crucial for making an informed decision. The H11 bulbs are perfect for low beam and fog light applications, offering controlled and reliable illumination. On the other hand, 9005 bulbs provide a brighter and more extensive light pattern, ideal for high beam usage.

Always consider your vehicle’s requirements, your driving habits, and the specific characteristics of each bulb type. By doing so, you can ensure optimal visibility and safety on the road.

If you’re ready to upgrade your headlights, check out the range of Sylvania H11 and 9005 bulbs. With the right choice, you can enhance your driving experience, ensuring you see and be seen on the road.

Happy driving and stay safe!

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