Sonos Arc vs Arc Ultra – Check Which One Is Best & Why?

Sonos Arc Ultra & Sonos Arc share many similarities, but there are also important differences, such as quality, performance, features, design, and connectivity. If you want the best one between them, I Would recommend the Sonos Arc Ultra rather than the Sonos Arc

Why Do I Recommend The Sonos Arc Ultra

  • The Sonos Arc Ultra has a next-generation S3 quad-core processor for faster audio rendering, improved responsiveness, and enhanced support for future firmware upgrades, compared to the Sonos Arc’s S2 chip.
  • Sonos Arc Ultra features Wi-Fi 6E connectivity for faster, more stable wireless streaming in high-density environments, compared to the Sonos Arc’s Wi-Fi 5.
  • It includes Bluetooth 5.3 LE Audio for direct wireless playback from mobile devices, whereas the Sonos Arc lacks Bluetooth functionality.
  • The Sonos Arc Ultra has an UltraSpatial Surround Engine for enhanced 3D audio precision and deeper immersion, while the Sonos Arc relies on basic Trueplay tuning with standard Dolby Atmos.
  • Sonos Arc Ultra supports Matter and Thread smart home protocols to integrate with next-gen smart home devices, whereas the Sonos Arc lacks support for these modern standards.
  • It comes with haptic-sensitive capacitive touch controls for more tactile and responsive interaction, while the Sonos Arc uses basic touch-sensitive buttons without haptic feedback.
  • The Sonos Arc Ultra includes a USB-C port for potential audio accessories or expanded functionality, while the Sonos Arc has no additional port for future expandability.
  • Sonos Arc Ultra features adaptive beamforming microphones for better voice recognition in noisy rooms, compared to the Sonos Arc’s standard far-field microphone array.

Maybe the Sonos Arc price can make you comfortable because it’s a little bit cheaper than the Sonos Arc Ultra. But you have to compromise all the above-mentioned features. Now the Decision is Yours. I hope it was helpful to choose the right one.

Side By Side Comparison

FeatureSonos Arc UltraSonos Arc
Audio EngineUltraSpatial Surround EngineTrueplay Tuning
ChipsetSonos S3 Quad-CoreSonos S2 Quad-Core
Wi-Fi StandardWi-Fi 6EWi-Fi 5
BluetoothBluetooth 5.3 LE AudioNone
HDMI PortHDMI eARC 2.1HDMI eARC
Microphone SystemAdaptive beamforming mic arrayStandard far-field mic array
Voice Assistant TechnologySonos Voice Control Gen 2Sonos Voice Control Gen 1
Smart Home ProtocolsMatter, Thread, Alexa, Google AssistantAlexa, Google Assistant
Touch ControlsHaptic-sensitive capacitive buttonsStandard capacitive touch buttons
Additional PortsUSB-CNone
Finish OptionsMatte Graphite, Arctic WhiteGlossy Black, Glossy White
Companion App VersionSonos App v3Sonos App v2
Power SupplyUpgraded internal power systemOriginal internal power supply
Power Consumption~11.2W (idle); higher under load~4.3W (idle); lower under load
WeightSlightly heavier13.78 lbs
DimensionsSlightly thicker profile45″ x 3.4″ x 4.5″
Rear Speaker OptimizationEnhanced tuning with Sonos Era 300sBasic surround optimization
Room CalibrationAuto Trueplay + Dynamic TuningAuto Trueplay
Environmental SensorsTemperature + MotionNone
LED Indicator DesignIntegrated dynamic light stripSingle-point LED indicator
Software Support LifespanExtended firmware roadmapStandard firmware roadmap
Audio Format DecodingHigher-bandwidth Dolby TrueHDDolby Atmos passthrough
System ExpandabilityDesigned for modular expandabilityFixed configuration
PriceCheck Sonos Arc Ultra PriceCheck Sonos Arc Price

What Common Both Can Do?

  • Premium Soundbar Identity: Both the Sonos Arc Ultra and Arc are designed as high-end soundbars with immersive Dolby Atmos support, tailored for home theater enthusiasts seeking cinematic audio.
  • 5.0.2 Channel Setup: Each model features a 5.0.2 speaker configuration—5 forward-facing channels, 2 upward-firing drivers for overhead effects, and no built-in sub, but with a deep low-end from internal woofers.
  • Driver Architecture: Both soundbars come with 8 elliptical woofers and 3 silk-dome tweeters, producing clear dialogue, punchy bass, and detailed highs in an expansive soundstage.
  • Trueplay Tuning: Automatic room calibration using Sonos Trueplay technology is supported on both, adapting the sound profile to the acoustics of your room dynamically.
  • Sonos App Integration: Both use the Sonos app for setup, EQ adjustment, group syncing, and multi-room control—central to the Sonos ecosystem.
  • Apple AirPlay 2: iOS users benefit from seamless streaming via AirPlay 2 on both models, allowing audio handoff and multi-room casting from iPhones and iPads.
  • HDMI eARC Connectivity: Both support HDMI eARC, which enables high-bandwidth transmission for uncompressed Dolby Atmos signals and audio synchronization with TVs.
  • Voice Assistant Support: Amazon Alexa and Google Assistant are integrated into both soundbars, enabling hands-free control, smart home access, and voice playback.
  • Expandable Surround System: Both can be paired with additional speakers like Sonos Era 300s, Sonos Sub (Gen 3), or Sonos One SLs, creating a full 5.1.2 system.
  • Streaming Service Compatibility: Access to a wide range of services like Spotify, Apple Music, Tidal, Deezer, and Amazon Music is identical between both.
  • Flexible Placement: Each soundbar can be wall-mounted or placed on a media console, thanks to a similar design language and available accessories.
  • Multi-Room Audio: Seamless integration with other Sonos speakers allows both to be part of a whole-home audio system, managed within a single app interface.
  • Operating System: Both run on Sonos’ proprietary OS with support for regular updates, ensuring long-term functionality and improvements.

Common Features

FeatureSonos Arc UltraSonos Arc
BrandSonosSonos
Soundbar TypePremium Dolby Atmos SoundbarPremium Dolby Atmos Soundbar
Channel Configuration5.0.2 Channel Setup5.0.2 Channel Setup
Built-in SubwooferYesYes
Upfiring DriversYesYes
Tweeters & Woofers8 Woofers + 3 Tweeters8 Woofers + 3 Tweeters
Dolby Atmos SupportYesYes
Trueplay TuningYesYes
Sonos App IntegrationYesYes
Apple AirPlay 2 SupportYesYes
HDMI eARC SupportYesYes
Voice Assistant SupportAmazon Alexa & Google AssistantAmazon Alexa & Google Assistant
Multi-Room AudioYesYes
Surround System ExpandableYesYes
Streaming ServicesSpotify, Apple Music, Tidal, Amazon, etc.Spotify, Apple Music, Tidal, Amazon, etc.
Mounting OptionWall-mountable or Shelf PlacementWall-mountable or Shelf Placement
Operating SystemSonos Operating SystemSonos Operating System
Price Check Sonos Arc Ultra Price Check Sonos Arc Price

FAQ

Do both soundbars support Dolby Atmos?
Yes, both the Sonos Arc Ultra and Sonos Arc support Dolby Atmos, delivering immersive 3D audio through upward-firing drivers and a multi-speaker array.

Can I use the Sonos Arc Ultra and Arc in a multi-room setup?
Yes, both models are fully compatible with the Sonos multi-room audio ecosystem, allowing seamless synchronization across different rooms using the Sonos app.

Is there Bluetooth on either model?
Only the Sonos Arc Ultra is expected to include Bluetooth 5.3 LE Audio. The original Sonos Arc does not have any Bluetooth functionality.

Do both models support Apple AirPlay 2?
Yes, both the Arc Ultra and Arc support Apple AirPlay 2, enabling wireless streaming from iPhones, iPads, and other Apple devices.

Are voice assistants built into both soundbars?
Yes, both models include built-in support for Amazon Alexa and Google Assistant, allowing users to control music, smart home devices, and more with voice commands.

Can both soundbars be wall-mounted?
Yes, the Sonos Arc Ultra and Sonos Arc are both wall-mountable using compatible brackets and support horizontal placement on a media console.

Do both models include HDMI eARC?
Yes, both soundbars feature HDMI eARC, but the Arc Ultra upgrades to HDMI 2.1 for improved bandwidth and passthrough capabilities compared to the standard HDMI eARC on the Arc.

Will both models work with Sonos Sub and Era speakers?
Yes, both the Arc Ultra and Arc are compatible with the Sonos Sub (Gen 3) and surround speakers like the Era 100 and Era 300 for expanding into a full surround sound setup.

Does the Sonos Arc Ultra have better room calibration features?
Yes, the Arc Ultra includes enhanced Auto Trueplay and potentially dynamic tuning capabilities, while the Arc uses standard Auto Trueplay for room calibration.

Can both be controlled via the Sonos app?
Yes, both models are controlled through the Sonos app, but the Arc Ultra is designed to work best with Sonos App v3, while the Arc uses App v2.

Do either of them support smart home platforms like Matter or Thread?
Only the Sonos Arc Ultra includes support for smart home protocols like Matter and Thread, expanding its integration with modern smart home ecosystems.

Are there differences in power consumption between the two?
Yes, the Sonos Arc Ultra has slightly higher power consumption due to its newer processor and hardware, while the original Arc is more power efficient during idle and playback.

Is there a USB-C port on both models?
No, the Sonos Arc Ultra includes a USB-C port for future expandability or auxiliary use, whereas the Sonos Arc has no USB port.

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