Head to head
Bose QuietComfort Ultra Headphones vs Sonos Ace
Bose QuietComfort Ultra Headphones leads 2 to 1 on the 3 rankable specs and costs $20 less, which makes it the straightforward pick. Most of the 14 attributes tracked here are descriptive rather than numeric.
Catalog as of September 1, 2026
Why, in numbers
Swap
Compare a different headphone
AirPods 4 with Active Noise Cancellation$179Anker Soundcore Space One Pro$199AirPods Pro 2 (USB-C)$249Bose QuietComfort Ultra Earbuds$299Sony WF-1000XM5 Earbuds$299Sony WH-1000XM4$348Bose QuietComfort Headphones$349Beats Studio Pro$349Sennheiser Momentum 4 Wireless$379Sony WH-1000XM5$399Bowers & Wilkins Px7 S2e$399Apple AirPods Max (USB-C)$549Focal Bathys Hi-Fi Wireless$699Swap
Compare a different headphone
AirPods 4 with Active Noise Cancellation$179Anker Soundcore Space One Pro$199AirPods Pro 2 (USB-C)$249Bose QuietComfort Ultra Earbuds$299Sony WF-1000XM5 Earbuds$299Sony WH-1000XM4$348Bose QuietComfort Headphones$349Beats Studio Pro$349Sennheiser Momentum 4 Wireless$379Sony WH-1000XM5$399Bowers & Wilkins Px7 S2e$399Apple AirPods Max (USB-C)$549Focal Bathys Hi-Fi Wireless$699Buying for
Your devices
Straight answer
Overall: 2 to 1
Buy the Bose QuietComfort Ultra Headphones.
- Leads 2 of 3 rankable overall specs; Sonos Ace takes 1.
- Weight: 253 g vs 312 g
- Foldable: Yes vs No
- It is also $20 cheaper.
Deal-breakers
tick what would make you walk away
- Clear:Bose QuietComfort Ultra Headphones · Yes (fully collapsible hinges)Trips:Sonos Ace · No (swivels flat into slim magnetic fel…
- Clear:Bose QuietComfort Ultra Headphones · 253 g (8.9 oz)Trips:Sonos Ace · 312 g (11.0 oz)
- Trips:Bose QuietComfort Ultra Headphones · No official IP ratingTrips:Sonos Ace · No official IP rating
At a glance
The handful of numbers that decide most purchases in this category.
Weight
Bose
253 g (8.9 oz)
Sonos
312 g (11.0 oz)
Active Noise Cancelling≠
Bose
Yes (Quiet Mode with CustomTune audio calibration)
Sonos
Yes (Active Noise Cancellation with 8 exterior and interior mics)
Battery life
Bose
24 hours (ANC on) / 18 hours (Immersive Audio on)
Sonos
30 hours (ANC or Aware Mode enabled)
Comfort, Clamp & Travel Fit Check
Ergonomic factors that affect daily comfort, glasses wearers, and luggage space.
Folding & Travel Packability
Folds flat & collapses into compact travel case
Standard folding earcups
Clamp Force & Glasses Comfort
Ultra-plush gentle clamp (~4.1 N, best-in-class glasses comfort)
Standard headphone clamp
Weight & Crown Pressure
253g (featherweight travel balance)
Standard headphone weight
The 90-Day Owner Regret Check
Documented ergonomic quirks, hardware annoyances, and maintenance realities reported by real owners.
Bose: What to watch for
- Hardware Quirk
Capacitive touch volume strip can be overly sensitive.
- Software / Apps
Occasional Bluetooth multi-point audio handover stutter.
Sonos: What to watch for
- Maintenance
Requires ongoing care to maintain peak out-of-box performance.
Design
leads 2-0| Type | Over-ear, closed-back | Over-ear, closed-back |
|---|---|---|
| Weight | 253 g (8.9 oz) (wins this row: lower) | 312 g (11.0 oz) |
| Foldable | Yes (fully collapsible hinges) (wins this row: has it) | No (swivels flat into slim magnetic felt case) |
| Carrying case | Reinforced zippered hard carry case included | Slim recycled felt travel case with magnetic cable pouch |
| IP rating | No official IP rating | No official IP rating |
Audio
5 differences| Driver | 35 mm dynamic biocellulose driver | Custom 40 mm dynamic neodymium driver |
|---|---|---|
| Active Noise Cancelling | Yes (Quiet Mode with CustomTune audio calibration) | Yes (Active Noise Cancellation with 8 exterior and interior mics) |
| Transparency mode | Yes (Aware Mode with ActiveSense technology) | Yes (Aware Mode with natural voice passthrough) |
| Supported codecs | Snapdragon Sound, aptX Adaptive, AAC, SBC | aptX Lossless, aptX Adaptive, AAC, SBC |
| Microphones | Advanced microphone array with voice isolation | 8 microphones with beamforming and noise suppression |
Connectivity & Battery
leads 1-0| Multipoint Bluetooth | Yes (Bluetooth multipoint 2 devices) | Yes (Bluetooth 5.4 multipoint pairing with 2 devices) |
|---|---|---|
| Battery life | 24 hours (ANC on) / 18 hours (Immersive Audio on) | 30 hours (ANC or Aware Mode enabled) (wins this row: higher) |
| Charging time | 3 hours (15 min quick charge gives up to 2.5 hours) | 3 hours full charge (3 min rapid charge provides 3 hours) |
Ownership
0 differences| Warranty | 1 year | 1 year |
|---|
Which one should you buy
Pick this one if
Bose QuietComfort Ultra Headphones
Bose's flagship wireless headphones featuring Bose Immersive Audio, CustomTune sound calibration, and world-class quiet.
- Exceptional noise cancellation in low-frequency rumble and vocal bands
- Folds completely compact into slim travel case
- Bose Immersive Audio provides wide virtual soundstage
What you give up
- Battery life drops to 18 hours with Immersive Audio on
- Custom EQ in app is limited to 3 bands
Pick this one if
Sonos Ace
Premium wireless ANC headphones featuring instant TV Audio Swap with Sonos soundbars and lossless USB-C audio.
- Seamless one-button TV Audio Swap from Sonos Arc soundbars
- Lossless audio via USB-C and Qualcomm Snapdragon Sound aptX Lossless
- Plush magnetic memory foam cushions with tactile physical buttons
What you give up
- TV Audio Swap feature is limited to Sonos soundbar owners
- No passive 3.5mm analog listening when battery is depleted
Best for each use
Flights & commutes
For flights & commutes, buy the Bose QuietComfort Ultra Headphones.
Calls & work
Too close to call on calls & work from the spec sheets. Only battery life is rankable here.
Sound quality
Too close to call on sound quality from the spec sheets. Only weight is rankable here.
Done deciding?
Open the full standalone spec sheet for either device.
Manufacturer pages: Bose QuietComfort Ultra Headphones ↗ · Sonos Ace ↗
Common questions
Which is cheaper, the Bose QuietComfort Ultra Headphones or the Sonos Ace?
Bose QuietComfort Ultra Headphones costs $20 less at list price.
What is the biggest catch with the Bose QuietComfort Ultra Headphones or Sonos Ace?
Sonos Ace has this deal-breaker: does not fold. Takes a bigger slot in a carry-on.
Which is better for flights & commutes, the Bose QuietComfort Ultra Headphones or the Sonos Ace?
For flights & commutes, buy the Bose QuietComfort Ultra Headphones. Leads 2 of 3 rankable flights & commutes specs; Sonos Ace takes 1. Weight: 253 g vs 312 g
What cannot be compared from spec sheets?
Of the 14 specs tracked here, 11 are descriptive and cannot be ranked on numbers alone. Spec sheets also cannot measure subjective factors like build quality, real-world performance, or comfort.