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Casement vs. awning windows: A comparison guide for homeowners

A woman opening an awning window.

One of the first important decisions homeowners face during the window replacement process is selecting the perfect window style for their space. In this blog, we’ll focus specifically on choosing between two more popular options: casement and awning windows. Understanding the distinct advantages of each style will help you make an informed decision that enhances both the functionality and aesthetics of your home.

Understanding modern window designs

Today's windows have come a long way from the basic models of the past. Casement and awning windows both showcase cutting-edge design features that blend seamlessly with contemporary and traditional homes alike. What makes these window types special?

Think of casement windows like a book – they open from the side like a door, providing a wide, unobstructed opening. Both awning and casement windows are windows that crank out. With extendable crank handles, they work well in spaces where double hung or slider windows are tough to reach. Crank-out windows fit perfectly in many rooms and have advantages over other windows.

A woman opening an Infinity from Marvin casement window.

Awning windows, on the other hand, are hinged at the top and open outward, creating a protective effect that's both functional and stylish. Both styles represent the best in modern window designs, offering clean lines and sophisticated functionality that homeowners love.

A woman cranks open a black Infinity Awning window in fall.

Which window style is best for your home?

When it comes to deciding which window style is best, there's no one-size-fits-all answer. Your choice depends largely on your specific needs and the unique characteristics of each room in your home.

Casement windows

Casement windows are often considered the best windows for ventilation, and for good reason. They can catch and direct breezes into your home, making them ideal for spaces where maximum airflow is crucial. Infinity Casement Windows take this a step further by offering two distinct hinge options. The Easy Wash® hinge lets you clean both sides of the window from inside your home (a game-changer for upper floors), while the Clear View® hinge maximizes your viewing area by keeping the window sash close to the frame.

A person cleans a white Infinity Casement window through its Easy Wash hinge from inside a home.
An Infinity from Marvin casement window partially open.

Awning windows

Awning windows excel in different scenarios. They're perfect for spaces where you need ventilation but want the flexibility to leave windows open during light rain. They're also ideal for high-wall installations or areas where reaching out to operate a side-hinged window might be challenging.

A woman opening an Infinity from Marvin awning window.

Awning vs. casement window differences 

The difference between casement versus awning windows is the location of the hinge. Casement windows have a hinge on the side and are typically taller than they are wide. Awning windows have a top hinge and are typically wider than they are tall. Pictured below is a casement window.

Casement window cons 

  • Open outward: Casement windows swing open toward the outside of a home so they need proper clearance to operate smoothly. It's a good idea to trim back any shrubs and make sure a walkway is clear if you want the windows to open completely.

Awning window cons 

  • Need exterior space: Awning windows need room to swing out.

  • Exterior glass cleaning: Awning window exterior glass may need cleaning from the outside of your home because it’s difficult to reach the exterior glass from inside the home.

How to choose between casement and awning windows? 

Choosing between casement and awning windows can come down to location. The location where you want the window installed matters. A wider area will suit an awning window better than a casement. A narrow area will suit a casement window better than an awning window.

Both windows swing out and need enough room outside to operate. They also work in hard-to-reach spaces because a crank handle extends out for easier operation.

Are awning windows more energy efficient than casement windows? 

Awning and casement windows have similar energy efficiency. Both seal tightly with a latch lock, and have low air infiltration ratings. The tight seal prevents air leakage better than other windows because there are fewer areas for air to penetrate.

Infinity Casement and Awning Windows come with double pane glass and an argon gas fill for energy efficiency. Plus, there are four glass coatings available to help retain solar heat or reject solar heat, depending on your climate.

Ventilation and air circulation 

Casement and awning windows are some of the best windows to improve air circulation in your home. They can use the entire width of the window, or the entire height of the window and don’t have overlapping sash. Since they operate with a crank handle, you can determine how far you want to open them for ventilation.

Energy efficient window options that make a difference

Energy efficiency isn't just a nice-to-have — it's essential. Both window styles typically demonstrate strong energy savings.

What sets these replacement window styles apart is their attention to detail in energy efficiency. The finish isn't just about looks – it should also protect your investment from weather damage and color fading, ensuring long-lasting performance.

Professional installation: your path to perfect windows

Expert installation is crucial to get the best performance out of your windows.

Regardless of which style you choose, the installation journey should begin with a thorough consultation where your expert evaluates existing windows for moisture damage, structural concerns, and efficiency issues. Based on this assessment, they'll recommend either a full-frame replacement or an insert installation method to best suit your needs.

Your windows expert should guide you through every aspect of customization, from measuring your space and selecting window styles, to navigating glass choices, and choosing hardware finishes. They'll also help you understand pricing and develop a budget for your investment.

A man and woman inspect their old wood windows with an Infinity design consultant outside.

The bottom line on window types

When comparing casement vs. awning windows, both styles offer distinct advantages for modern homes. The key is understanding how each window operation type aligns with your specific needs. Whether you prioritize maximum ventilation, energy efficiency, or architectural appeal, both styles represent excellent choices in replacement window styles.

Remember, the best window choice is one that not only looks beautiful but also functions perfectly for your home.

Still have questions?

Infinity by Marvin harnesses the strength of Ultrex® fiberglass to create beautiful windows that last a lifetime. With a variety of styles, sizes, hardware, and glass options, Infinity offers classic style and lasting durability — all backed by an incredible warranty. And with professional guidance from Infinity's consultants, you can feel confident in making an informed decision that you'll appreciate for years to come.

Request your no-obligation consultation with a local Infinity expert today!

Frequently asked questions

Yes, awning and casement windows have screens. Awning and casement windows have screens on the interior side of the home and remove easily. We offer our standard Bright View fiberglass mesh screen and our Hi-Transparency fiberglass mesh screen. Both screens are durable aluminum-surround screens to provide a sturdy defense against insects. Both screens provide a clear view outside but our Hi-Transparency screen has a crisper view.

Plan your replacement with confidence