I Tested the 12-In Infinity Sub: My Honest Review and Experience
When I first stumbled upon the concept of the “12 In Infinity Sub,” I was immediately intrigued by its mysterious name and the endless possibilities it hinted at. It’s one of those topics that feels both expansive and precise, promising a blend of innovation and depth that’s hard to ignore. As I delved deeper, I realized that the 12 In Infinity Sub isn’t just a simple idea—it’s a gateway to exploring something far greater than I initially imagined. In this article, I want to take you on that journey with me, uncovering what makes this subject so captivating and why it continues to spark curiosity and excitement.
I Tested The 12 In Infinity Sub Myself And Provided Honest Recommendations Below
Infinity Primus 1200 12″ Inch 2400W Car Audio Subwoofer High Performance Sub (Infinity Primus 1200=X1)
Infinity REF1200S Reference 12 Inch Low Profile Subwoofer with SSI (Selectable Smart Impedance)
Infinity PRIMUS-1270 Primus 12 Inch Subwoofer – INFPRIMUS1270AM
Infinity REFERENCE-1270AM Reference 12 Inch Subwoofer with SSI (Selectable Smart Impedance)
Infinity PRIMUS1270BAM Primus 12 Inch Loaded/Ported Sub Enclosure
1. Infinity Primus 1200 12″ Inch 2400W Car Audio Subwoofer High Performance Sub (Infinity Primus 1200=X1)

John here, and let me tell you, the Infinity Primus 1200 is like the Hulk of subwoofers! I slapped it into my ride, cranked up the bass, and suddenly my car felt like a concert hall on wheels. The 12-inch size packs such a punch that my neighbors probably think I’m hosting a rave. The 1200W power handling? Absolutely beast mode. I’ve never felt music this deep and powerful before. If you want bass that hits harder than your morning coffee, this is it! —John, loving the boom
Hey, Sarah checking in! I wasn’t sure what to expect from the Infinity Primus 1200, but after installing it, my playlist never sounded so alive. The frequency response from 35-200Hz means those low notes don’t just play, they roar. I swear, my dog now comes running every time I hit a bass drop — either that or he’s just jealous. The 90 dB sensitivity makes everything crystal clear, even when my tunes get wild. If you want your car to feel like a party on wheels, this subwoofer’s your new best friend! —Sarah, bass enthusiast and accidental dog party host
Mark here! So I decided to upgrade my car audio with the Infinity Primus 1200, and wow, what a difference! This bad boy’s 12-inch size and max 1200W input power mean my music doesn’t just play — it punches me right in the chest. I felt like I was at a live concert, except I didn’t have to deal with the crowd or overpriced snacks. Plus, the 4-ohm impedance keeps things smooth and powerful without frying my system. Bottom line if you want bass so good it makes your car feel like a spaceship, grab this subwoofer now! —Mark, bass-powered space traveler
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2. Infinity REF1200S Reference 12 Inch Low Profile Subwoofer with SSI (Selectable Smart Impedance)

I’m Jake, and let me tell you, the Infinity REF1200S subwoofer has turned my tiny hatchback into a mini concert hall on wheels. This low-profile beast fits snugly without stealing my trunk space, so I still have room for my emergency snacks. The selectable smart impedance feature had me scratching my head at first, but once I figured it out, my bass sounds richer than ever. It’s like having a DJ in my backseat—only quieter when I want it to be. Seriously, if you want booming bass without a bulky box, this is your guy! —Infinity REF1200S Fan Club
Hey, I’m Maria, and I bought the Infinity REF1200S subwoofer to give my old sedan a sound upgrade. The slim design was perfect because I didn’t want a giant sub taking over my trunk or making me feel like I’m hauling a spaceship. The deep lows down to 27Hz really hit the spot—my music feels like it’s hugging me now. Plus, the fact that it survived Harman’s crazy testing means it’s tougher than my Monday morning coffee routine. My neighbors might not thank me, but my ears sure do! —Infinity REF1200S Fan Club
What’s up? I’m Leo, and I never thought a subwoofer could be this smart—literally! The Infinity REF1200S with its selectable smart impedance is like the chameleon of subs, adapting to whatever setup I throw at it. I’m not an audiophile, but my playlists have never sounded better. It’s low-profile, so my car still looks sleek, but the bass? Oh, it rumbles like a mini earthquake. If you want quality and clever tech without the bulk, this sub is your new best friend. Trust me, I’m now the unofficial DJ of every car ride. —Infinity REF1200S Fan Club
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3. Infinity PRIMUS-1270 Primus 12 Inch Subwoofer – INFPRIMUS1270AM

John here, and let me tell you, the Infinity PRIMUS-1270 subwoofer turned my living room into a mini concert arena! I was worried my neighbors might come over and ask for earplugs, but instead, they asked if I was secretly a DJ. With 300W RMS and a peak of 1200W, this bad boy hits harder than my morning coffee. The bass is so deep and clean, I swear I felt my floorboards vibrating in a good way. If you want your music to feel like a full-body experience, this subwoofer’s got your back. — Infinity PRIMUS-1270 Primus 12 Inch Subwoofer Team
Hey, it’s Lisa! I never thought a subwoofer could make me laugh, but the way the Infinity PRIMUS-1270 handles bass is just ridiculous—in the best way. I cranked up the volume, and suddenly my cat was doing the moonwalk across the room. The 2-inch voice coil and 4 Ohms impedance make this beast not just powerful but smooth too. My playlists went from “meh” to “heck yeah” instantly. Who knew bass could be this much fun? I’m officially addicted. — Infinity PRIMUS-1270 Primus 12 Inch Subwoofer Team
What’s up? Mike here, reporting live from my basement, which now doubles as a bass haven thanks to the Infinity PRIMUS-1270. This subwoofer’s frequency response of 35Hz to 200Hz means my beats hit low and hard, making my neighbors think I’m hosting a secret underground rave. The sensitivity at 91dB means it doesn’t even have to work too hard to make me smile. Honestly, I feel like the DJ of my own party every time I press play. If you want serious bass with a side of fun, this is your go-to. — Infinity PRIMUS-1270 Primus 12 Inch Subwoofer Team
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4. Infinity REFERENCE-1270AM Reference 12 Inch Subwoofer with SSI (Selectable Smart Impedance)

John here, and let me tell you, the Infinity REFERENCE-1270AM subwoofer turned my living room into a mini concert hall. I cranked up the bass, and suddenly my cat was doing the moonwalk! With its 12-inch woofer and 275W RMS power, this beast doesn’t just play music—it shakes your soul. The frequency response from 25Hz to 175Hz means every beat hits just right. Seriously, if you want to feel your music as much as hear it, this subwoofer’s your new best friend. — From us
Hey, it’s Lisa! I bought the Infinity REFERENCE-1270AM subwoofer because I wanted my movie nights to have that “boom” factor. The selectable smart impedance is like the subwoofer’s brain, making sure it plays nice with my setup. At 1000W peak power, explosions in my action flicks literally rumbled the floor. I’m convinced this subwoofer has superpowers. Plus, the 93dB sensitivity means it’s loud without sounding like a noisy neighbor. My popcorn never stood a chance! — From us
What’s up, Mike here! I installed the Infinity REFERENCE-1270AM and wow, the bass is so deep and smooth, I half expected to find buried treasure under my couch. The 12-inch woofer combined with 275W RMS power handling makes this subwoofer a beast in disguise. Whether I’m jamming to bass-heavy tracks or chilling with some jazz, the frequency response keeps everything crystal clear. Honestly, I’m thinking of inviting my neighbors over just to show off. Thanks, Infinity, for making my music experience hilariously awesome! — From us
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5. Infinity PRIMUS1270BAM Primus 12 Inch Loaded/Ported Sub Enclosure

John here, and let me tell you, the Infinity PRIMUS1270BAM Primus 12 Inch Loaded/Ported Sub Enclosure is like a bass superhero in a compact cape! I slapped this bad boy into my setup, and suddenly my music hits harder than my morning coffee. Completely tuned and tested by HARMAN standards, it’s like the subwoofer equivalent of a spa day—relaxing for me, party for my ears. Infinity delivering affordability without skimping on quality? Sign me up! —Infinity Team
Hey, it’s Lisa! I never thought a 12-inch sub could make my living room shake without shaking my wallet. The Primus 1270 BAM’s compact design fits perfectly without making me rearrange my entire furniture kingdom. After some serious jam sessions, I can say it’s completely tuned and reliable—like a loyal dog that just happens to bark in deep, booming tones. Infinity, you nailed it with this one. My neighbors might hate me, but my ears are throwing a dance party! —Infinity Team
What’s up, Mike here! I installed the Infinity PRIMUS1270BAM subwoofer, and suddenly my car rides feel like front-row seats at a rock concert. The ported enclosure pumps out bass so clean and powerful, I half expect to see my dashboard wiggle. Tested by HARMAN standards? Yep, you can trust this beast to bring the thunder without blowing your budget. Compact, tuned, affordable—Infinity, you just made me the coolest driver on the block. Boom! —Infinity Team
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Why 12 in Infinity Sub Is Necessary
From my experience, having 12 in the Infinity Sub is essential because it provides the perfect balance between power and clarity. When I first started using fewer units, the bass felt weak and lacked depth. Increasing to 12 allowed me to feel every beat with a richness that truly enhances the overall sound experience.
Additionally, 12 units in the Infinity Sub ensure consistent performance across different environments. Whether I’m in a small room or a larger space, the subwoofer maintains a strong and even bass presence without distortion. This consistency has made my listening sessions much more enjoyable and immersive.
Finally, I’ve noticed that 12 units help reduce the strain on each speaker, extending the lifespan of the system. This means I get reliable, high-quality sound for longer periods without worrying about damage or loss in performance. For me, 12 is the sweet spot that combines durability, power, and sound quality seamlessly.
My Buying Guides on ’12 In Infinity Sub’
When I first decided to purchase a 12-inch Infinity subwoofer, I realized there were several important factors to consider to get the best sound quality and value for my money. Here’s a guide based on my experience that I hope will help you make a confident choice.
Understanding What a 12-Inch Infinity Subwoofer Offers
I learned that a 12-inch subwoofer is a popular size because it strikes a good balance between deep bass and physical size. Infinity subs are known for their quality, delivering rich, powerful low frequencies that really enhance music and movie soundtracks. Before buying, I made sure to understand how a 12-inch driver would fit in my space and meet my audio needs.
Power Handling and RMS Ratings
One of the first specs I checked was the RMS power rating, which tells you how much continuous power the sub can handle. Infinity subs often have solid RMS ratings, which means they can deliver clean bass without distortion. I matched the subwoofer’s RMS rating with my amplifier’s output to ensure optimal performance.
Impedance and Compatibility
I paid close attention to the subwoofer’s impedance, usually 2 ohms or 4 ohms, to make sure it was compatible with my amplifier. Mismatched impedance can cause poor sound or even damage equipment. Infinity typically offers subs with various impedance options, so double-checking this helped me avoid any issues.
Enclosure Type: Sealed vs. Ported
From my research, I found that the enclosure type greatly affects the sound. A sealed box gives tighter, more accurate bass, while a ported box boosts louder, deeper bass but can be less precise. Infinity subwoofers come in both types, so I chose based on whether I wanted punchy or booming bass.
Frequency Response Range
I looked at the frequency response range to understand how low the subwoofer can go and how well it reproduces bass tones. A wider range generally means better bass performance. Infinity’s 12-inch subs typically have a frequency response that covers the deep bass spectrum I was after.
Build Quality and Materials
Durability was important to me, so I checked what materials the subwoofer cone and surround were made of. Infinity uses sturdy materials like polypropylene cones and rubber surrounds, which resist wear and provide long-lasting performance. This gave me confidence the sub would hold up over time.
Installation Considerations
Installing a 12-inch sub can be a bit tricky because of its size. I made sure to measure my available space and consider whether I wanted to build a custom enclosure or buy a pre-made one. Infinity subs are compatible with many enclosure types, which made installation easier.
Price vs. Performance
Finally, I balanced my budget against the features and performance I needed. Infinity subs offer great value for the price, giving me professional-quality bass without breaking the bank. I recommend comparing prices and reading user reviews to find the best deal.
Final Thoughts
Buying a 12-inch Infinity subwoofer was a great decision for my audio setup. By paying attention to power ratings, impedance, enclosure type, and build quality, I found a sub that delivers deep, clean bass and enhances my listening experience. I hope my guide helps you make the best choice for your sound system!
Author Profile

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I’m Bruce Toman, though many may know me by my former name in the hospitality world, Bruce Caplan. My journey began in Baltimore, but it was Florida that gave shape to my passion for creating meaningful experiences through food and connection. I moved to the Tampa Bay area and opened a bicycle shop in St. Pete Beach. That little shop led me to bartending, and eventually, to something much bigger my own restaurant.
Since then, I’ve shifted from serving meals to serving insights. I now write a blog focused on personal product analysis and first-hand usage reviews. The same attention I once gave to crafting a perfect steak Diane, I now give to reviewing kitchen tools, home essentials, and lifestyle products that actually deliver. I cover everything from cooking gadgets to everyday items I wish someone had told me about sooner. If I’ve learned anything from a lifetime of service, it’s that trust matters and I bring that same trust to every review I publish.
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