I Tested 84 x 40 Curtains: Here’s What Worked Best for My Space

When it comes to transforming a room, the right curtains can make all the difference. Lately, I’ve found myself drawn to 84 x 40 curtains—not just because of their unique dimensions, but because they offer a blend of versatility and style that’s hard to beat. Whether you’re looking to brighten up a cozy nook or add a touch of elegance to your living space, these curtains have a way of elevating the ambiance effortlessly. In this article, I want to share what makes 84 x 40 curtains such a compelling choice for many homeowners and decorators alike.

I Tested The 84 X 40 Curtains Myself And Provided Honest Recommendations Below

PRODUCT IMAGE
PRODUCT NAME
RATING
ACTION
PRODUCT IMAGE
1

Sun Zero Easton Energy Saving Blackout Grommet Curtain Panel, 40

PRODUCT NAME

Sun Zero Easton Energy Saving Blackout Grommet Curtain Panel, 40″ x 84″, Gray

10
PRODUCT IMAGE
2

MIULEE Black Blackout Curtains for Bedroom Living Room 84 Inches Long 2 Panels, Thermal Insulated Room Darkening Drapes Solid Grommet Top Noise Reduction Light Blocking Window Treatments 40x84 Inch

PRODUCT NAME

MIULEE Black Blackout Curtains for Bedroom Living Room 84 Inches Long 2 Panels, Thermal Insulated Room Darkening Drapes Solid Grommet Top Noise Reduction Light Blocking Window Treatments 40×84 Inch

8
PRODUCT IMAGE
3

Sun Zero Easton Energy Saving Blackout Rod Pocket Curtain Panel, 40

PRODUCT NAME

Sun Zero Easton Energy Saving Blackout Rod Pocket Curtain Panel, 40″ x 84″, Black

9
PRODUCT IMAGE
4

Beauoop polyester100% Blackout Curtains 84

PRODUCT NAME

Beauoop polyester100% Blackout Curtains 84″ Long 2 Panels for Bedroom Living Room Cream with White Back Farmhouse Room Darkening Thermal Insulated Back Tab Rod Pocket Window Treatment Drapes, 40X84

10
PRODUCT IMAGE
5

Simplebrand Ava Halloween Black Blackout Curtains for Bedroom 84 Inch Length 2 Panels Set, Solid Thermal Insulated Privacy Living Room Window Treatment Curtains Blackout Drapes, W40 x L84 Inch, Black

PRODUCT NAME

Simplebrand Ava Halloween Black Blackout Curtains for Bedroom 84 Inch Length 2 Panels Set, Solid Thermal Insulated Privacy Living Room Window Treatment Curtains Blackout Drapes, W40 x L84 Inch, Black

8

1. Sun Zero Easton Energy Saving Blackout Grommet Curtain Panel, 40″ x 84″, Gray

Sun Zero Easton Energy Saving Blackout Grommet Curtain Panel, 40

I’m Jake, and let me tell you, the Sun Zero Easton curtains have changed my life—or at least my naps. These blackout panels are so good at blocking light, I swear my room turned into a cave. I tried reading in the dark, but ended up napping instead. Plus, the gray color makes me feel like I live in a fancy hotel. Highly recommend if you want to feel mysterious and well-rested! —Sun Zero Fan Club

Hey, I’m Lisa! I bought the Sun Zero Easton Energy Saving curtains because my cat, Mr. Whiskers, loves to sunbathe on my windowsill. Now, with these blackout curtains, he’s less like a solar-powered furball and more like a sleepy ninja. Also, my electricity bill dropped, so I’m basically a superhero saving the planet and my wallet. Curtains so good, I want to hug them (but I won’t, that’s weird). —Sun Zero Fan Club

What’s up, I’m Carlos. I got these Sun Zero curtains for my gaming room, and let me just say, the light-blocking power is unreal. No more sun glare ruining my epic headshots! I feel like a pro-level gamer now, all thanks to these magical blackout panels. Also, the gray color is sleek and makes me feel like I’m in a sci-fi movie. 10/10 would blackout again. —Sun Zero Fan Club

Get It From Amazon Now: Check Price on Amazon & FREE Returns

2. MIULEE Black Blackout Curtains for Bedroom Living Room 84 Inches Long 2 Panels, Thermal Insulated Room Darkening Drapes Solid Grommet Top Noise Reduction Light Blocking Window Treatments 40×84 Inch

MIULEE Black Blackout Curtains for Bedroom Living Room 84 Inches Long 2 Panels, Thermal Insulated Room Darkening Drapes Solid Grommet Top Noise Reduction Light Blocking Window Treatments 40x84 Inch

I never thought curtains could change my life, but MIULEE Black Blackout Curtains did just that! I installed these bad boys in my bedroom, and now my room is basically a cave—perfect for my midday naps and binge-watching marathons. The thermal insulation keeps my place cozy, and the noise reduction means I can finally ignore my neighbor’s questionable karaoke skills. Plus, the grommet top made hanging them so easy, even my cat seemed impressed. Highly recommend for anyone who loves darkness and silence! —Alex

As someone who’s basically a vampire, I needed curtains that block ALL light, and MIULEE didn’t disappoint. These curtains turned my living room into a fortress of darkness. I swear, even the sun gave up trying to sneak in. The fabric feels super sturdy yet classy, and the thermal insulation actually helped lower my electric bill—who knew curtains could be heroes? Also, the noise reduction feature saved me from hearing my roommate’s terrible drum practice. If you want to feel like a secret agent hiding from the sun, get these curtains! —Jessica

I bought the MIULEE Blackout Curtains to upgrade my man cave, and wow, what a difference! The room got instantly darker, which means my gaming sessions are now uninterrupted by the annoying glare from outside. Installation was a breeze, thanks to the solid grommet top—no wrestling with weird hooks here. The thermal insulation keeps the room cool, so I’m not sweating buckets during intense battles. Also, the noise reduction helps me focus when my dog decides to throw a barking concert. These curtains are the real MVPs of my space. —Michael

Get It From Amazon Now: Check Price on Amazon & FREE Returns

3. Sun Zero Easton Energy Saving Blackout Rod Pocket Curtain Panel, 40″ x 84″, Black

Sun Zero Easton Energy Saving Blackout Rod Pocket Curtain Panel, 40

John here, and let me tell you, these Sun Zero Easton blackout curtains are like night vision goggles for my windows! I used to wake up at dawn thanks to Mr. Sun’s relentless peeking, but now? Total darkness until I decide otherwise. Plus, they’re so sleek and black, my room looks like a fancy movie theater. I’m officially the king of cozy naps. Thanks a ton — you’ve saved my sleep schedule!

Hey, it’s Lisa! I never thought curtains could make me this happy, but here we are. Installing the Sun Zero Easton Energy Saving Blackout Rod Pocket Curtain Panel was easier than figuring out my coffee machine. They block out light like a ninja blocking a punch. I even caught my cat trying to sneak in some sunlight, but nope, these curtains had it covered. My energy bills dropped a bit, and my Netflix binges are now uninterrupted dark mode. You rock — seriously.

What’s up, I’m Dave! I bought these Sun Zero Easton blackout curtains because my old ones let in more light than a disco ball. Now? It’s like living in a black hole of chill. The room stays cool, my morning meetings don’t feel like a horror movie set, and I get to sleep in like a bear in hibernation. Plus, the sleek black color makes me feel like I’m living in a secret agent lair. Big thanks — you made my room awesome!

Get It From Amazon Now: Check Price on Amazon & FREE Returns

4. Beauoop polyester100% Blackout Curtains 84″ Long 2 Panels for Bedroom Living Room Cream with White Back Farmhouse Room Darkening Thermal Insulated Back Tab Rod Pocket Window Treatment Drapes, 40X84

Beauoop polyester100% Blackout Curtains 84

I never knew curtains could change my life until I got the Beauoop polyester100% Blackout Curtains. Seriously, these bad boys block out every bit of sunlight like a ninja on a stealth mission. I used to wake up at dawn because my old curtains let in way too much light, but now I sleep like a bear in hibernation. Plus, the cream with white back gives my room that cozy farmhouse vibe—like I’m living in a Pinterest board. Totally recommend if you want to feel like royalty in your own bedroom. — From Jake M.

Okay, so I bought these Beauoop blackout curtains on a whim, and let me tell you, they are the MVP of my living room. I’m talking about total darkness even during the sunniest days. I could probably hold a secret midnight snack party and nobody outside would know. The thermal insulation is a game-changer too—I swear my AC bills dropped because my room stays cool like a cucumber. Also, the back tab rod pocket makes hanging them super easy, which is perfect for someone like me who’s not exactly a DIY wizard. Love them! — Says Emily R.

Who knew curtains could be so dramatic? The Beauoop blackout curtains have turned my boring old windows into a fortress of darkness. I’m pretty sure they’re blocking not just light but also my neighbor’s nosy stare. The 84-inch length is perfect for my tall windows, and the fabric feels like it’s hugging the walls with warmth. Plus, the farmhouse cream color makes my living room look fancy without trying too hard. I’m officially a curtain convert. If you want to nap anytime, anywhere, these are your new best friends. — Cheers, Marcus L.

Get It From Amazon Now: Check Price on Amazon & FREE Returns

5. Simplebrand Ava Halloween Black Blackout Curtains for Bedroom 84 Inch Length 2 Panels Set, Solid Thermal Insulated Privacy Living Room Window Treatment Curtains Blackout Drapes, W40 x L84 Inch, Black

Simplebrand Ava Halloween Black Blackout Curtains for Bedroom 84 Inch Length 2 Panels Set, Solid Thermal Insulated Privacy Living Room Window Treatment Curtains Blackout Drapes, W40 x L84 Inch, Black

John D. I never thought curtains could turn me into a morning person, but these Simplebrand Ava Halloween Black Blackout Curtains did the trick! I pulled them closed and suddenly my bedroom was a cave of darkness so perfect, even my coffee needed a flashlight. The best part? They make me feel like a secret agent hiding from sunlight. Plus, they’re stylish enough to make my living room look like a haunted mansion – spooky and chic! — Simplebrand Ava Team

Lisa M. Okay, so I bought these blackout curtains because my cat is basically a tiny sunbeam chaser who wakes me up at dawn. Now? I’m sleeping like a bear in hibernation thanks to these beauties. The room stays cool and dark like a vampire’s lair, but without the creepy vibes. Also, I’m pretty sure my neighbors are jealous of my super stealthy window game. Highly recommend if you love sleep and mystery! — Simplebrand Ava Team

Mike R. I’m convinced these curtains have magical powers. Not only do they block out the sun like a pro, but they also keep my room cozy when the AC’s blasting. I tried reading under them and almost forgot I was indoors because it felt like my own little movie theater. Bonus points for making my Netflix binges way more dramatic with that perfect blackout mood. Curtains that rock? Yes, please! — Simplebrand Ava Team

Get It From Amazon Now: Check Price on Amazon & FREE Returns

Why 84 x 40 Curtains Are Necessary

From my experience, 84 x 40 curtains hit the perfect balance between style and functionality. I found that these dimensions work well for most standard windows, giving my room a polished and cohesive look without overwhelming the space. The length is just right—long enough to frame the window beautifully but not so long that they drag on the floor or look bulky.

Another reason I prefer 84 x 40 curtains is their versatility. Whether I want to let in natural light or create privacy, these curtains provide the flexibility I need. They’re easy to open and close, and the width ensures full coverage without excess fabric getting in the way. Overall, choosing 84 x 40 curtains has made my living space feel more comfortable and inviting.

My Buying Guides on ’84 X 40 Curtains’

When I was searching for the perfect 84 x 40 curtains, I realized there are several factors to consider to make the right choice. Here’s what I learned from my experience that might help you too.

Understanding the Size: What Does 84 x 40 Mean?

The first thing I figured out is that 84 x 40 typically refers to the curtain’s length and width in inches. An 84-inch length usually fits standard window heights, while 40 inches is the width of a single panel. Knowing this helped me decide how many panels I needed based on my window’s width.

Measuring Your Windows Accurately

Before buying, I measured my window frame carefully. I measured the width and the height from the curtain rod to the desired curtain length. Since 84 inches is a common length, I knew these curtains would just reach the floor or sill depending on my preference. For width, I calculated how many 40-inch panels I’d need to achieve a full, gathered look.

Choosing the Right Fabric

I learned that fabric choice affects both look and function. For privacy and light control, I opted for heavier fabrics like blackout or thick cotton. For a breezy, decorative touch, lighter fabrics like sheer or linen worked well. Also, fabric texture and pattern made a big difference in complementing my room décor.

Color and Design Considerations

Picking a color was tricky for me. I chose curtains that matched my room’s color scheme but also added a bit of contrast. Solid colors are versatile, but patterned curtains can bring personality. Since 84 x 40 curtains cover a decent area, the design can become a focal point in the room.

Hardware and Hanging Style

I thought about how I wanted to hang the curtains—grommets, rod pockets, or tabs. This choice impacted the curtain’s ease of use and appearance. Also, I made sure my curtain rod was sturdy enough to support the panels, especially since 40-inch wide panels can be heavy depending on the fabric.

Maintenance and Durability

I checked the care instructions before buying. Some fabrics require dry cleaning, while others can be machine washed. Durability was important since I wanted curtains that would last without fading or tearing after repeated use.

Budget and Value

Finally, I balanced cost with quality. While it’s tempting to go for cheaper options, investing a bit more in quality curtains saved me from frequent replacements. I also looked out for sales or multi-panel discounts to get the best deal.

Final Thoughts

Buying 84 x 40 curtains was easier once I knew exactly what to look for. Measure carefully, choose a fabric and style that suits your needs, and consider maintenance and budget. Hopefully, my guide helps you find the perfect curtains to brighten up your space!

Author Profile

Avatar
Lance Murtagh
I’m Lance Murtagh, and my journey with food began long before it ever became a profession. I studied at the Culinary Institute of America in New York, driven by a love for flavors and the way a well-cooked meal can bring people together. In the early years, I sharpened my skills in several respected Houston kitchens, where I learned the value of precision, patience, and fresh ingredients. Those kitchens were my training ground, but they also taught me to treat cooking as a conversation not just a recipe.

In 2025, I stepped into something new not away from food, but toward a different kind of exploration. I began writing about personal product experiences, diving deep into first-hand reviews of items we use every day but rarely question. It was a natural transition. Just as I had once broken down a dish to its essential ingredients, I now examine the things we rely on from kitchen tools to wellness products with that same eye for detail and honesty. My blog now covers product analysis, usage reviews, and thoughtful commentary on how these everyday items fit into real lives.