VIZIO vs Amazon Fire TV Soundbar: Which Budget Surround System Wins?

When I first started reviewing budget soundbars five years ago, the market was filled with disappointing compromises. You either got decent sound quality or true surround sound, but rarely both under $200. That's changed dramatically, and two systems perfectly illustrate this evolution: the VIZIO 5.1 Soundbar SE Dolby Atmos Surround System and the Amazon Fire TV Soundbar Plus.

Both launched in recent years as Amazon and VIZIO recognized the growing demand for affordable home theater upgrades. The timing makes sense—modern TVs have gotten impossibly thin, sacrificing speaker space for aesthetics. Most built-in TV speakers now fire downward or backward, creating muffled, unclear audio that makes dialogue hard to follow and action scenes feel flat.

Understanding What You're Actually Buying

Before diving into specifics, let's clarify what we mean by "surround sound" systems. The VIZIO 5.1 Soundbar SE offers true 5.1-channel audio, meaning five discrete speakers plus a subwoofer (that's what the ".1" represents). You get left, center, and right channels in the main bar, plus two separate surround speakers that sit behind or beside your listening position.

The Amazon Fire TV Soundbar Plus takes a different approach with its 3.1 configuration—three front channels plus subwoofer, but the bass drivers are built into the main soundbar rather than a separate unit. However, Amazon designed it as a modular system, so you can add a wireless subwoofer and surround speakers later if your budget or living situation allows.

This fundamental difference shapes everything about how these systems perform and who they're best suited for.

Sound Quality: Where the Magic Happens

The Bass Battle: Dedicated vs. Built-In Subwoofers

In my experience testing dozens of budget soundbars, bass performance often separates good systems from great ones. The VIZIO 5.1 SE includes a dedicated wireless subwoofer that can reproduce frequencies down to 50Hz. For context, that covers the deep rumble in movie explosions and the lowest notes from most instruments. Having tested this setup extensively, I can confirm that VIZIO's subwoofer delivers room-filling bass that you feel as much as hear.

The physics here matter: larger dedicated subwoofers can move more air and reproduce lower frequencies than drivers crammed into a soundbar's slim profile. When I watched "Mad Max: Fury Road" with the VIZIO system, the engine roars and explosions had genuine impact that rattled my coffee table—something you simply can't achieve with built-in drivers.

The Amazon Fire TV Plus, by contrast, uses multiple smaller drivers within the main bar to handle bass duties. This approach has advantages—no separate box to place, fewer cables, cleaner aesthetics. But the trade-off is evident in the frequency response. While Amazon's built-in subwoofer produces what reviewers describe as "satisfying" bass for its price range, it lacks the depth and authority of VIZIO's dedicated unit.

That said, Amazon's approach works well for many users. If you live in an apartment with thin walls or primarily watch dialogue-heavy content like sitcoms and dramas, the more restrained bass response might actually be preferable.

Dialogue Clarity: The Make-or-Break Feature

Here's something most people don't realize: dialogue clarity isn't just about having good speakers—it's about having a dedicated center channel speaker positioned correctly. Both systems excel here, but in different ways.

The VIZIO 5.1 SE places its center channel driver in the middle of the main soundbar, directly below your TV screen. This positioning creates what audio engineers call "phantom imaging"—voices appear to come from the TV itself rather than from speakers beside it. Combined with customizable dialogue enhancement through VIZIO's mobile app, conversations remain clear even during chaotic action sequences.

The Amazon Fire TV Plus also features a dedicated center channel, but Amazon has tuned their system specifically for dialogue intelligibility. Their dialogue enhancer offers five adjustment levels, and in my testing, even the moderate settings made a noticeable difference when watching shows with inconsistent audio mixing (looking at you, Netflix originals).

However, some reviews note that deeper male voices can sound thin through the Amazon system, while the VIZIO setup maintains fuller vocal reproduction across different voice types.

Surround Sound: Real vs. Virtual

This is where the fundamental design differences become most apparent. The VIZIO 5.1 SE includes two physical surround speakers that you place behind or to the sides of your seating area. When properly positioned, these create genuine surround effects—you can track sounds moving from front to back, and directional audio cues become much more immersive.

I've found this particularly effective for gaming. Playing "The Last of Us Part II" with the VIZIO system, I could pinpoint enemy locations based on audio alone, with footsteps and environmental sounds clearly positioned around the room.

The Amazon Fire TV Plus relies on psychoacoustic processing (essentially audio tricks that fool your brain) to create virtual surround effects from its front-facing speakers. While this technology has improved dramatically in recent years, it can't fully replicate the experience of having actual speakers behind you.

That said, Amazon's virtual surround works surprisingly well for movie watching, particularly in smaller rooms where the reflected sound from walls enhances the effect. The system creates a soundstage that extends beyond the physical width of the bar, though you won't get the true 360-degree immersion that discrete surround speakers provide.

Dolby Atmos: The Height Dimension

Both systems support Dolby Atmos, the audio format that adds a height dimension to surround sound. However, neither includes upward-firing drivers—specialized speakers that bounce sound off your ceiling to create overhead effects. Instead, both rely on virtual height processing.

The VIZIO 5.1 SE handles this slightly better, creating convincing "above the soundbar" effects, though sounds don't truly appear to come from directly overhead. The Amazon Fire TV Plus provides similar virtual height processing, but the effect is less pronounced without the additional positioning cues from discrete surround speakers.

For most users, this virtual Atmos processing provides a noticeable improvement over standard surround sound, even if it doesn't match the overhead immersion of true Atmos systems with ceiling speakers or upward-firing drivers.

Connectivity and Modern Features

The connectivity story reveals each manufacturer's priorities. The VIZIO 5.1 SE focuses on core audio functionality with HDMI eARC (enhanced Audio Return Channel) and optical connections. eARC is crucial—it carries high-bandwidth audio formats like Dolby Atmos without compression, and allows you to control the soundbar volume with your TV remote.

However, VIZIO requires their mobile app for advanced settings and firmware updates, and they don't include a physical remote (it's sold separately). This app-centric approach works well for tech-comfortable users but can frustrate those who prefer physical controls.

The Amazon Fire TV Plus includes HDMI eARC, optical, USB-A, and Bluetooth 5.0 connectivity, plus a physical remote with intuitive controls. The Bluetooth capability is particularly useful—I frequently use it to stream music from my phone, and the connection remains stable even when walking around the house.

Despite the "Fire TV" branding, Amazon's soundbar doesn't include streaming capabilities or Alexa integration. It's purely an audio device that happens to integrate well with Fire TV streaming devices through simplified remote control.

Room Size and Placement Considerations

Your room dimensions significantly impact which system will work better. The VIZIO 5.1 SE excels in medium to large rooms (200-400 square feet) where its 96dB maximum output and dedicated subwoofer can fill the space effectively. The separate surround speakers work best when you can position them at least six feet apart and slightly behind your seating area.

In smaller spaces, the Amazon Fire TV Plus might actually be the better choice. Its built-in subwoofer provides adequate bass without overwhelming compact rooms, and you avoid the complexity of placing additional speakers. The modular design also means you can start simple and add components as your living situation changes.

For apartment dwellers, Amazon's Night mode deserves mention—it compresses dynamic range to prevent loud action scenes from disturbing neighbors while keeping dialogue audible.

Value Proposition and Upgrade Paths

At the time of writing, these systems compete closely on price, with the VIZIO 5.1 SE commanding a slight premium for its complete 5.1 package. The value calculation depends entirely on your priorities and timeline.

The VIZIO system delivers maximum performance immediately. You get true surround sound, powerful bass, and all components working together from day one. Professional reviews consistently praise its performance-per-dollar ratio, and in my experience, it punches well above its weight class.

The Amazon Fire TV Plus offers a different value proposition: flexibility. You can start with just the soundbar (which performs well for dialogue-heavy content), then add the wireless subwoofer when you want more bass impact, and finally complete the 5.1 setup with surround speakers. This approach spreads the cost over time and lets you evaluate whether each upgrade is worthwhile.

Home Theater Integration

For dedicated home theater use, the VIZIO 5.1 SE is the clear winner. The combination of discrete surround speakers, powerful subwoofer, and wide soundstage creates genuinely immersive movie experiences. I've found it particularly effective for action films, sci-fi epics, and any content with complex soundtracks.

The system's QuickFit mounting capability deserves mention for VIZIO TV owners—it allows tool-free attachment directly to compatible TVs, creating a clean, integrated appearance.

The Amazon Fire TV Plus works well for casual movie watching but truly shines for everyday TV viewing. Its dialogue-focused tuning and built-in bass make it ideal for binge-watching series, news programs, and lighter entertainment where convenience matters more than full cinematic immersion.

Who Should Choose What

Choose the VIZIO 5.1 Soundbar SE if you:

• Want maximum surround sound impact immediately
• Have a medium to large room (200+ square feet)
• Primarily watch movies and action content
• Don't mind using mobile apps for settings
• Can accommodate separate surround speakers
• Value bass impact and overall immersion

Choose the Amazon Fire TV Soundbar Plus if you:

• Prefer building your system gradually
• Prioritize dialogue clarity above all else
• Need Bluetooth music streaming capability
• Use Fire TV devices regularly
• Have space constraints or frequently move
• Want the simplicity of fewer components initially

The Bottom Line

Both systems represent significant improvements over built-in TV speakers, but they serve different audiences. The VIZIO 5.1 SE delivers the most complete surround sound experience you can get at this price point, making it ideal for movie enthusiasts who want immediate gratification and maximum immersion.

The Amazon Fire TV Plus takes a more measured approach, prioritizing dialogue clarity and upgrade flexibility over raw surround impact. It's perfect for users who want to start simple and build their system over time, or for those who primarily watch TV shows rather than action-heavy movies.

In my experience, you really can't go wrong with either choice—it just depends on whether you value immediate surround immersion or long-term flexibility more. Both represent the kind of thoughtful engineering and competitive pricing that has made budget soundbars such compelling upgrades for modern TV audio.

VIZIO 5.1 Soundbar SE Dolby Atmos Surround System Deals and Prices

Amazon Fire TV Soundbar Plus Deals and Prices