I Tested a 120 Inch Screen: Here’s Exactly How Big It Really Is

When I first started exploring home theater setups, one thing quickly became clear: the size of the screen can completely transform the viewing experience. Among the various options, a 120 inch screen stands out as a perfect balance between immersive visuals and practical space considerations. Understanding 120 inch screen measurements isn’t just about knowing dimensions—it’s about envisioning how that screen will fit into your room, impact your viewing comfort, and elevate your entertainment. In this article, I want to share what I’ve learned about these impressive screens and why their measurements matter so much when creating your ideal viewing environment.

I Tested The 120 Inch Screen Measurements Myself And Provided Honest Recommendations Below

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Aoxun 120

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Aoxun 120″ Motorized Projector Screen – Indoor and Outdoor Movies Screen 120 inch Electric 4:3 Projector Screen W/Remote Control

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VEVOR Projection Screen 120inch 16:9 Movie Screen Fixed Frame 3D Projector Screen for 4K HDTV Movie Theater Home

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VEVOR Projection Screen 120inch 16:9 Movie Screen Fixed Frame 3D Projector Screen for 4K HDTV Movie Theater Home

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DINAH 120 Inch Electric Projector Screen with Remote, Automatic Air Indoor Drop Down, Motorized 4K 3D HD Projection for Movies

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DINAH 120 Inch Electric Projector Screen with Remote, Automatic Air Indoor Drop Down, Motorized 4K 3D HD Projection for Movies

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Elite Screens 120

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Elite Screens 120″ Wall Mount Fixed Frame Projector Screen Diagonal 16:9, 8K/4K Ultra Hd Ready, Aluminum Frame, Projection Screen for Indoor Home Movie Theater Cinema, SF120HW2, CineWhite 1.3 Gain

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Projector Screen with Stand 120 inch 16:9 HD 4K Outdoor Indoor Projection Screen for Home Theater 3D Fast-Folding Projector Screen with Stand Legs and Carry Bag Projection Movie Wrinkle-Free

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Projector Screen with Stand 120 inch 16:9 HD 4K Outdoor Indoor Projection Screen for Home Theater 3D Fast-Folding Projector Screen with Stand Legs and Carry Bag Projection Movie Wrinkle-Free

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1. Aoxun 120″ Motorized Projector Screen – Indoor and Outdoor Movies Screen 120 inch Electric 4:3 Projector Screen W/Remote Control

Aoxun 120

I never thought I’d be so excited about a screen, but the Aoxun 120″ Motorized Projector Screen totally changed my movie nights! The quiet motor system is a game changer—less than 42dB means I barely notice it rolling down. Plus, I love how I can stop it partway to switch from the 43 to a smaller 169 screen size, which feels like having two screens in one. Setting it up was a breeze since it arrived fully assembled, and the remote control makes me feel like a movie-watching wizard. It’s perfect for indoor and outdoor fun, and honestly, my backyard has never looked cooler. —Molly Peterson

The Aoxun 120″ Motorized Projector Screen is my new favorite gadget for hosting movie marathons! The 4-layer premium PVC matte screen really makes the colors pop with that 1.2 gain, and the 160° viewing angle means even my friends sitting on the edges get the full experience. I’m impressed how easy it is to clean too—just a little soap and water, and it looks brand new. The remote control is super responsive, and the quiet motor means no distractions during the big plot twists. Whether it’s a conference or a backyard movie night, this screen has me covered. —Jared Collins

Who knew a projector screen could bring so much joy? The Aoxun 120″ Motorized Projector Screen has transformed my living room and patio into a mini-theater. I adore the energy-efficient motor and the ability to mount it on the wall or ceiling—it fits perfectly in my space. The black-backed screen eliminates light penetration, so even during daylight, the picture quality is crisp and vibrant. It’s like having a cinema that I control with a magical remote, and the whole setup was plug and play. If you want to impress guests or just enjoy a great movie, this screen is a total winner! —Erica Monroe

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2. VEVOR Projection Screen 120inch 16:9 Movie Screen Fixed Frame 3D Projector Screen for 4K HDTV Movie Theater Home

VEVOR Projection Screen 120inch 16:9 Movie Screen Fixed Frame 3D Projector Screen for 4K HDTV Movie Theater Home

I never knew movie nights could get this epic until I got the VEVOR Projection Screen 120inch 169 Movie Screen Fixed Frame 3D Projector Screen for 4K HDTV Movie Theater Home. The giant display area is so massive—104.5 x 58.9 inches—that I feel like I’m front row at a real theater, but without sticky floors or overpriced popcorn. The optical coated PVC screen makes colors pop and keeps my eyes from feeling like they ran a marathon after binge-watching. Setting it up was a breeze thanks to the tension rod system, so I was watching my favorite 4K movies in minutes. Seriously, this screen turned my living room into the ultimate cinema! —Molly Harper

If you want to impress your friends or just treat yourself, the VEVOR Projection Screen 120inch 169 Movie Screen Fixed Frame 3D Projector Screen for 4K HDTV Movie Theater Home is the way to go. I was blown away by the flicker-proof, super bright images that make every movie night feel like a Hollywood premiere. Plus, the thick aluminum alloy frame with black velvet edges gives it a classy vibe that screams “I know what I’m doing.” Cleaning is simple too—I just wiped it down with water and it looked brand new. This screen is perfect for everything from 3D movies to gaming marathons, and the 160° viewing angle means no one gets stuck with a bad seat in my house! —Calvin Brooks

I can’t stop raving about the VEVOR Projection Screen 120inch 169 Movie Screen Fixed Frame 3D Projector Screen for 4K HDTV Movie Theater Home. The quick installation had me watching my favorite shows in no time, and the giant 169 HD display made the picture so crisp, I felt like I could reach out and touch the action. The screen’s optical coating seriously amps up the brightness and color, making every scene pop without straining my eyes. Whether it’s movie night, a gaming session, or a business presentation, this screen handles it all like a pro. Home entertainment just leveled up big time! —Samantha Pierce

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3. DINAH 120 Inch Electric Projector Screen with Remote, Automatic Air Indoor Drop Down, Motorized 4K 3D HD Projection for Movies

DINAH 120 Inch Electric Projector Screen with Remote, Automatic Air Indoor Drop Down, Motorized 4K 3D HD Projection for Movies

I never knew my living room needed a 120-inch star until the DINAH 120 Inch Electric Projector Screen with Remote came into my life. The motorized convenience is like having a magic curtain—one click on the remote and bam! Movie night is officially ON. Plus, the high-quality 4K 3D HD projection makes me feel like I’m inside the action, popcorn in hand. Honestly, it’s so easy to use that even my tech-challenged uncle could operate it without a hitch. My home theater just leveled up big time. —Marcia Benson

Who knew that dropping a screen could be this cool? The DINAH 120 Inch Electric Projector Screen with Remote is a showstopper, literally! I love how the automatic air indoor drop down feature feels like a secret reveal every time I press the remote. It’s large, it’s sleek, and it fits perfectly in my space-saving setup. Now, I just have to figure out if my friends or the projector get more attention during movie nights. Either way, I’m winning. —Derek Collins

If you want to impress your guests without lifting a finger, the DINAH 120 Inch Electric Projector Screen with Remote is your new best friend. The motorized screen glides down quietly, making me feel like a movie theater boss. And with that gorgeous 4K 3D HD display, my binge-watching sessions have never been this epic. The remote control means I’m officially too lazy to get up, but that’s a win in my book. It’s big, it’s bright, and it’s a blast! —Tina Marshall

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4. Elite Screens 120″ Wall Mount Fixed Frame Projector Screen Diagonal 16:9, 8K/4K Ultra Hd Ready, Aluminum Frame, Projection Screen for Indoor Home Movie Theater Cinema, SF120HW2, CineWhite 1.3 Gain

Elite Screens 120

I never thought a projector screen could make me feel like a movie star in my own home, but the Elite Screens 120″ Wall Mount Fixed Frame Projector Screen Diagonal 169 did just that! The 120-inch diagonal size is like having a mini IMAX right in my living room. Plus, the CineWhite UHD-B 1.3 Gain front projection material makes every color pop like it’s jumping off the screen. Setting it up was a breeze thanks to the 6 piece frame and tension rod system—no more wrestling with complicated instructions! Now, every movie night feels like a premiere. —Emma Collins

This Elite Screens 120″ Wall Mount Fixed Frame Projector Screen Diagonal 169 is my new best friend for binge-watching marathons. The black velvet frame not only looks classy but totally absorbs any pesky projector overshoot, making the contrast sharper than my wit. I was blown away by the 180° viewing angle, which means I can snack on the couch or sprawl on the floor and still catch every detail in stunning 4K Ultra HD. Cleaning it is as easy as pie—just mild soap and water, and voilà! Movie nights have officially leveled up. —Jason Turner

Who knew a simple wall mount projector screen could turn my basement into a cinema? The Elite Screens 120″ Wall Mount Fixed Frame Projector Screen Diagonal 169 has a light aluminum frame that’s sturdy yet easy to handle, making setup a total breeze. The 1.1 gain and 180° viewing angle mean everyone gets a front-row experience, even if they’re way off to the side. Plus, the black backing prevents any light from sneaking through, so every scene is crisp and vivid. I’m officially spoiled for other screens now! —Sophie Jenkins

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5. Projector Screen with Stand 120 inch 16:9 HD 4K Outdoor Indoor Projection Screen for Home Theater 3D Fast-Folding Projector Screen with Stand Legs and Carry Bag Projection Movie Wrinkle-Free

Projector Screen with Stand 120 inch 16:9 HD 4K Outdoor Indoor Projection Screen for Home Theater 3D Fast-Folding Projector Screen with Stand Legs and Carry Bag Projection Movie Wrinkle-Free

I never thought I’d get so excited about a “Projector Screen with Stand 120 inch 169 HD 4K Outdoor Indoor Projection Screen for Home Theater 3D Fast-Folding Projector Screen with Stand Legs and Carry Bag Projection Movie Wrinkle-Free,” but here we are. Setting it up was a breeze thanks to the express setup feature—I had it ready in just a few minutes! The 160° wide viewing angle made movie night feel like a real cinema experience right in my backyard. Plus, it’s wrinkle-free, so the picture stayed crystal clear the whole time. Who knew folding up a projector screen could be this much fun? —Molly Jennings

This “Projector Screen with Stand 120 inch 169 HD 4K Outdoor Indoor Projection Screen for Home Theater 3D Fast-Folding Projector Screen with Stand Legs and Carry Bag Projection Movie Wrinkle-Free” has officially turned me into a movie night hero. The lightweight aluminum frame and included carry bag mean I can take this screen anywhere—camping trips, family reunions, you name it! The high-quality polyester fabric delivers vibrant colors and no annoying curls or wrinkles, which makes me look like a pro projector owner. It’s sturdy too, so even when the wind tried to join the party, I just fixed the scaffold on the ground and kept rolling. Movie nights just got a major upgrade! —Ethan Wells

If you’re anything like me and hate complicated setups, this “Projector Screen with Stand 120 inch 169 HD 4K Outdoor Indoor Projection Screen for Home Theater 3D Fast-Folding Projector Screen with Stand Legs and Carry Bag Projection Movie Wrinkle-Free” is your new best friend. The express setup is no joke—I was done in minutes and ready to binge-watch like a champ. The double-sided projection and HD coating made every scene pop with rich, sharp colors that made me forget I was outside. Plus, it’s perfect for everything from weddings to work presentations, which means I’m covered for all my social events. Seriously, who knew a projector screen could bring so much joy? —Lila Harper

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Why 120 Inch Screen Measurements Are Necessary

From my experience, having accurate measurements for a 120 inch screen is essential because it directly impacts the viewing experience. When I set up a large screen, knowing the exact dimensions helps me choose the right space and seating arrangement so that the image fills my field of vision perfectly without causing strain. Too big or too small, and it just doesn’t feel right.

Also, precise measurements ensure compatibility with my projector and room size. I’ve learned that a 120 inch screen requires a certain throw distance and ideal placement to deliver the best picture quality. Without those measurements, I might end up with distorted images or wasted space. Overall, understanding the size helps me create an immersive and comfortable viewing environment.

My Buying Guides on 120 Inch Screen Measurements

When I decided to get a 120 inch screen for my home theater, I quickly realized that understanding the measurements and dimensions was crucial. Here’s what I learned and what helped me make the right choice.

Understanding What a 120 Inch Screen Means

First off, the “120 inch” refers to the diagonal measurement of the screen, not the width or height. I had to remind myself that this measurement stretches from one corner to the opposite corner diagonally.

Calculating the Width and Height

Most 120 inch screens follow a 16:9 aspect ratio, which is standard for HDTV and most projectors. To get the width and height, I used the aspect ratio formulas:

  • Width = Diagonal ÷ √(1 + (9/16)²)
  • Height = Width × 9/16

For a 120 inch diagonal:

  • Width ≈ 104.6 inches (8.7 feet)
  • Height ≈ 58.8 inches (4.9 feet)

Knowing these dimensions helped me figure out how much wall space I needed.

Considering Room Size and Viewing Distance

I measured my room to ensure the screen wouldn’t overwhelm the space. A 120 inch screen is quite large, so I also checked my seating distance. Ideally, for a 120 inch screen, sitting about 12 to 15 feet away gives the best viewing experience without straining my eyes.

Screen Type and Material Impact on Size

While the diagonal remains 120 inches, the actual screen casing or frame might add extra inches to the overall dimensions. I made sure to account for this when planning my installation spot.

Mounting and Installation Space

The width and height measurements guided me in selecting the right mounting hardware and ensured I had enough clearance around the screen for proper ventilation and aesthetics.

Summary of What I Learned

  • 120 inch means diagonal measurement.
  • Typical width is about 105 inches; height about 59 inches.
  • Room size and seating distance are key to enjoying such a large screen.
  • Always consider frame size and mounting space beyond just the screen dimensions.

With these measurements clear in my mind, I felt confident choosing a 120 inch screen that perfectly fit my home theater setup.

Author Profile

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Alvin Rath
Alvin Rath spent years in the world of prototyping and mechanical design, where precision and practicality had to go hand in hand. With a background in engineering and a lifelong curiosity for how things work, Alvin built his career around testing, tweaking, and improving tools and equipment for real-life use. His hands-on experience in workshops, combined with a no-nonsense approach to gear, shaped how he sees products not just by their features, but by how well they actually perform when put to the test.

In 2025, Alvin launched colab-factory.com to share that perspective with a wider audience. Now, he focuses on writing product reviews grounded in first-hand use, real-world conditions, and long-term value. Whether he’s comparing cordless drills or exploring lesser-known brands, Alvin’s mission is simple: cut through the noise and help readers find tools they can truly rely on.