Sonos Arc vs Sonos Beam
The Sonos Arc and Sonos Beam are both excellent soundbars for TVs, but they differ significantly in size, audio processing, and price. The Arc is a premium, larger model with Dolby Atmos support, while the Beam is a compact, more affordable entry point.
Sonos Arc
A premium soundbar designed for larger rooms and immersive audio. Supports Dolby Atmos, DTS:X, and includes built-in microphones for voice control.
Price
~$799
Dimensions
45.6" × 3.4" × 4.5"
Audio Formats
Dolby Atmos, DTS:X, AAC, MP3
Weight
6.6 lbs
Microphones
8
Pros
- Dolby Atmos and spatial audio support for immersive soundtracks
- Larger driver array with deeper bass and wider soundstage
- Eight microphones for reliable Alexa and Google Assistant integration
Cons
- Significantly more expensive (around $799)
- Requires more wall space; may overwhelm smaller rooms
- Heavier at 6.6 lbs, limiting placement flexibility
Sonos Beam
A compact soundbar ideal for smaller TVs and space-constrained setups. Delivers clear dialogue and solid surround integration without Atmos support.
Price
~$399
Dimensions
25.6" × 3.5" × 3.1"
Audio Formats
Dolby Digital, AAC, MP3, OGG
Weight
1.4 lbs
Microphones
4
Pros
- Compact size fits smaller entertainment centers and tight spaces
- Affordable entry point to Sonos ecosystem (~$399)
- Lightweight at 1.4 lbs; easy to mount or relocate
Cons
- No Dolby Atmos or DTS:X support
- Smaller driver array results in less impactful bass
- Only four microphones; less reliable voice command performance
Sonos Arc wins
Arc's Dolby Atmos support, superior bass, and larger soundstage provide a measurably better listening experience for most home theater setups, though Beam remains the smarter choice for space and budget constraints.
Sonos Arc
Best for larger living rooms (55"+ TVs), immersive movie/gaming audio, and users prioritizing premium sound quality.
Sonos Beam
Best for bedrooms, small apartments, compact entertainment centers, and budget-conscious buyers new to Sonos.
Performance & Audio Quality
Bass & Depth
Arc's larger driver array and heavier design enable significantly deeper, more powerful bass response than Beam's compact configuration.
Surround Immersion
Arc's Dolby Atmos and DTS:X support create true 3D soundscapes; Beam delivers good surround mixing but lacks height channels.
Dialog Clarity
Both excel at dialogue clarity; Arc edges out Beam due to dedicated center-channel processing and larger mid-range drivers.
Voice Assistant Reliability
Arc's eight microphones provide superior far-field voice pickup; Beam's four microphones work adequately for average distances.
Room Fit (Smaller Spaces)
Beam's 25.6" width is ideal for compact setups; Arc's 45.6" footprint dominates smaller entertainment centers.
Key Specifications & Differences
| Aspect | Sonos Arc | Sonos Beam |
|---|---|---|
| Price | ~$799 | ~$399 |
| Width | 45.6 inches | 25.6 inches |
| Weight | 6.6 lbs | 1.4 lbs |
| Dolby Atmos Support | Yes | No |
| Microphone Count | 8 | 4 |
| Best For TV Size | 55" and larger | 32"–50" |
Choosing Based on Your Setup
Select the Arc if you have a large room, premium TV (55" or larger), and want cinematic Atmos soundtracks; it justifies its $400 price premium with noticeably richer audio. Choose the Beam for smaller rooms, compact entertainment centers, or as an affordable entry to Sonos; it delivers impressive sound quality for its size and cost, and integrates equally well with Sonos speakers.
When to choose each
Choose Sonos Arc if…
Best for larger living rooms (55"+ TVs), immersive movie/gaming audio, and users prioritizing premium sound quality.
Choose Sonos Beam if…
Best for bedrooms, small apartments, compact entertainment centers, and budget-conscious buyers new to Sonos.
Frequently Asked Questions
The Beam is the better choice—its compact 25.6" width fits smaller spaces, and its $399 price is more budget-friendly. The Arc would be overkill and difficult to position in tight quarters.
Yes, the Arc supports Dolby Atmos and DTS:X for spatial 3D audio. The Beam does not support Atmos, limiting it to stereo and surround-channel audio.
The Arc typically costs around $799, while the Beam is priced at approximately $399—a $400 difference. The Arc's premium pricing reflects its larger size, Atmos support, and enhanced voice control.
Sources & references
Suggested sources to verify product details, pricing, reviews, and specifications.
- ReferenceSonos Arc Review: Is It Worth It In 2026? | Smart Home Sounds
The Sonos Arc’s 11-speaker array combines to ensure this sound bar delivers a complete home cinema surround sound experi
- Referencer/sonos on Reddit: Is the Sonos Arc actually good/premium?
<strong>The Arc is a great sound bar</strong>. But it needs a Sub and surround speakers to really make it shine. ... If
- ReferenceSonos Arc review: Sonos's original Dolby Atmos soundbar is still an absolute belter | What Hi-Fi?
We could only imagine the pressure Sonos felt when it announced the Sonos Arc to the world; a follow-up to its beloved P