What Size Wiper Blades for a 2018 Audi Q5?

The 2018 Audi Q5 typically uses a 24-inch wiper blade on the driver’s side and a 20-inch wiper blade on the passenger’s side; the rear wiper is usually 11 inches, though it’s always wise to confirm with your VIN or an official parts catalog before purchasing.

Understanding the Correct Wiper Blade Sizes for the 2018 Audi Q5

For most 2018 Audi Q5 models, the front windshield uses a staggered wiper setup: a longer blade on the driver’s side for maximum coverage and a slightly shorter blade on the passenger’s side to avoid interference and ensure clear wiping arcs. These sizes are consistent across most trims of the 2018 model year, including Premium, Premium Plus and Prestige variants with standard windshields.

Front Wiper Blade Sizes

The front wiper blades are the most critical for day-to-day visibility, especially in heavy rain or winter conditions. Using the correct sizes helps the blades follow the windshield curvature, prevents chattering, and avoids overlap or collision between the two arms.

• Driver’s side front wiper blade: 24 inches (approximately 600 mm)
• Passenger’s side front wiper blade: 20 inches (approximately 500 mm)

These dimensions reflect the standard configuration used by major wiper manufacturers’ fitment guides for the 2018 Audi Q5 and should match OEM-equivalent replacements in beam-style or hybrid-style blades.

Rear Wiper Blade Size

The rear wiper on the 2018 Audi Q5 is smaller and specifically designed for the rear glass shape, which is more vertical and narrower than the front windshield. While rear wipers are used less often, keeping the correct size and a fresh blade is vital for reversing in bad weather and for clear rear visibility.

• Rear wiper blade: 11 inches (approximately 280 mm)

This 11-inch rear blade size is standard for the 2018 Q5’s tailgate window and is commonly available as a model-specific rear wiper or as part of OEM replacement kits.

Why Using the Correct Size Matters

Installing wiper blades that are too long or too short can affect both safety and component wear. Oversized blades may collide with each other or extend beyond the glass, causing streaks, noise and potential mechanical strain. Undersized blades leave unwiped sections, reducing visibility in critical zones of the windshield.

Safety and Visibility Considerations

Correct blade sizing ensures that the sweep pattern matches the intended coverage Audi engineered for the Q5. This is especially important for the driver’s field of view, which regulatory standards require to be cleared effectively in rain, snow and road spray.

• Proper coverage reduces blind spots caused by water or slush buildup.
• Correct length minimizes streaking at the top and edges of the windshield.
• Accurate sizing helps avoid wiper arms hitting each other at the center overlap point.
• Right-sized blades work better with the windshield curvature, reducing noise and skipping.

These factors combine to maintain a clear view of the road, signage and other vehicles, which is especially important at highway speeds or in sudden weather changes.

Compatibility with Different Blade Types

The 2018 Audi Q5 commonly uses beam-style wiper blades (also called flat blades), which match the aerodynamic styling and curvature of the windshield. While you can choose among beam, hybrid or conventional styles from aftermarket brands, the lengths themselves remain the same for proper fit.

• Beam blades: Offer even pressure distribution and are typically closest to OEM on the Q5.
• Hybrid blades: Combine a framed structure with a streamlined outer shell for improved winter performance.
• Conventional blades: Less common on modern Audis, but some aftermarket kits still use them at the same length.

Whichever style you choose, sticking with the 24-inch driver, 20-inch passenger and 11-inch rear specification ensures the blades operate as designed without compromising the Q5’s visibility or aerodynamics.

How to Confirm the Exact Fit for Your 2018 Q5

While the sizes listed are correct for typical 2018 Audi Q5 configurations, there can be rare exceptions, such as regional variations, accessory packages or replacement arms from previous repairs. Verifying fitment before purchase helps avoid wasted time and returns.

Ways to Double-Check Your Blade Size

Several simple steps can confirm that the 24″/20″/11″ setup suits your specific vehicle before you install new blades.

• Consult the owner’s manual: Audi’s documentation usually lists wiper blade specifications or part numbers.
• Use the VIN at a dealer: Audi dealerships can check the exact parts catalog for your vehicle’s VIN.
• Check fitment tools: Major wiper manufacturers (Bosch, Valeo, Rain-X, Michelin, etc.) offer online lookup tools specifically listing the 2018 Audi Q5.
• Compare with existing blades: Carefully measure the old blades end-to-end if you know they are OEM or previously correct replacements.

By cross-checking with at least one authoritative source, you can be confident that the wiper sizes you purchase will mount correctly and provide full, reliable coverage on your Q5.

Installation and Replacement Tips

Modern wiper blades often come with vehicle-specific adapters, and the Audi Q5’s arms typically use a push-button or side-pin style connector, depending on the brand. Replacing them correctly helps avoid damage to the glass or arm mechanism.

Basic Replacement Steps

Swapping the blades on a 2018 Q5 is usually a quick DIY task if you follow a careful procedure and protect the windshield while the arms are raised.

1. Turn off the ignition with the wipers in their resting position.
2. Gently lift one wiper arm away from the windshield until it locks or holds upright.
3. Locate the release tab or button on the existing blade’s mounting adapter.
4. Press or slide the release and slide the old blade off the arm hook or pin.
5. Attach the new blade, ensuring the adapter clicks firmly into place.
6. Slowly lower the arm back onto the glass; do not let it snap down.
7. Repeat these steps for the other front blade and the rear blade if needed.

After installing, test the wipers with washer fluid to confirm smooth, quiet operation and full coverage, adjusting the seating or rechecking the adapter if you notice any skipping or unusual noise.

Summary

The 2018 Audi Q5 most commonly uses a 24-inch wiper blade on the driver’s side, a 20-inch blade on the passenger’s side and an 11-inch blade for the rear window. These sizes align with OEM specifications and major aftermarket fitment guides. Using the correct lengths ensures proper windshield coverage, prevents interference between blades and maintains safe visibility in adverse weather. Before buying, owners can confirm these sizes via the owner’s manual, a dealer’s parts lookup or reputable online fitment tools, then perform a straightforward installation at home with basic care and attention.

Do Audis need special wiper blades?

Modern Audis might favor beam blades for their arc matching the windshield’s curvature, whereas older models may still employ conventional blades. In any case, your choice should bolster the clear vision and premium feel synonymous with owning an Audi.

What wiper blades does Audi use?

Audi uses different wiper blade sizes and types depending on the specific model and year, so there is no single answer. For example, a 2019–2025 Audi sedan typically uses a 24-inch driver-side blade and a 20-inch passenger-side blade, while an Audi Q7 from 2023 uses 26-inch to 28-inch driver-side blades and a 15-inch rear blade. To find the correct size, it’s best to check your car’s owner’s manual or use an online vehicle lookup tool with your car’s specific details. 
Example wiper blade sizes for common Audi models

• Audi Sedan (2019–2025): 24-inch (driver) and 20-inch (passenger) 
• Audi A4 (2020): 24-inch (driver) and 20-inch (passenger) 
• Audi Q7 (2023): 26–28-inch (driver) and 15-inch (rear) 

Tips for finding the right wiper blades

• Use your owner’s manual: The manual will have the precise measurements for your vehicle’s original equipment manufacturer (OEM) parts.
• Use an online lookup tool: Websites like Audi Great Neck, AutoZone.com, or Advance Auto Parts have tools where you can enter your car’s make, model, and year to find compatible parts. 
• Check the part number: You can find the OEM part number for your car’s wipers on an old blade or through an OEM parts supplier, such as Audi OEM Parts Online. 
• Consider aftermarket options: Many reputable brands like Bosch, Rain-X, and others make high-quality wiper blades that are compatible with Audi vehicles, like those found on AutoZone.com or Advance Auto Parts. 

What size are the rear windshield wipers for Audi Q5?

The Audi Q5 rear wiper blade size is typically 13 inches for newer models (2015 and older models may have a 13″ or 15″ blade) and uses a specific flat-style replacement blade with a unique connector. While some older vehicles might use a 15-inch blade, the 13-inch size is the most common recommendation, so you should confirm the exact size for your model year and vehicle before purchasing. 
Rear wiper blade size by model year 

• 2015 and older: Some sources recommend a 13-inch blade, while others suggest a 15-inch blade.
• 2018-2022: 15-inch rear wiper blade.
• 2019-2022: 15-inch rear wiper blade.
• 2023: 15-inch rear wiper blade. 

Important considerations

• Always check your vehicle’s specific model year and look for a specific fit or flat-style replacement blade. 
• Some manufacturers may offer a 13-inch or 15-inch blade for specific model years. 
• Look for parts explicitly listed for the Audi Q5 to ensure a proper fit and function. 

What size wiper blades for Audi Q5 2018?

2018 Audi Q5 Wiper Blades Size Chart

Car	Driver	Pass.
2018 Audi Q5	24 in.	20 in.