Average score
P1
Product 1: Poly Voyager Free 20 Earbuds
3.5
P2
Product 2: Bose QuietComfort Ultra Earbuds (2nd...
4.0
Active noise cancellation
P1
Product 1: Poly Voyager Free 20 Earbuds
4.2
ANC was one of the strongest consensus points, repeatedly described as effective against office, commute, fan, and low-frequency noise.
P2
Product 2: Bose QuietComfort Ultra Earbuds (2nd...
4.9
Reviewers consistently describe the ANC as the standout strength, with plane, subway, city, cafe, keyboard, and gym noise reduced unusually well.
AI translation
P1Product 1: Poly Voyager Free 20 Earbuds
No score yet
P2
Product 2: Bose QuietComfort Ultra Earbuds (2nd...
1.5
The only direct evidence says the earbuds skip automatic language translation features found on some rival buds.
Android compatibility
P1
Product 1: Poly Voyager Free 20 Earbuds
4.3
Android compatibility was supported by app availability and Android, Pixel, or Samsung testing.
P2
Product 2: Bose QuietComfort Ultra Earbuds (2nd...
4.3
Android support is strong in the evidence, especially for Snapdragon/aptX features, while multiple reviews also tested or recommended the earbuds across Android and iOS.
App
P1
Product 1: Poly Voyager Free 20 Earbuds
3.9
The Poly Lens app is important and feature-rich on mobile, but desktop functionality and firmware workflows drew criticism.
P2
Product 2: Bose QuietComfort Ultra Earbuds (2nd...
4.0
The Bose app is central to the experience, exposing modes, EQ, battery information, shortcuts, fit tools, device management, and touch-control options.
aptX
P1
Product 1: Poly Voyager Free 20 Earbuds
2.0
aptX support was not confirmed; the only evidence flags uncertainty around advanced codec support.
P2
Product 2: Bose QuietComfort Ultra Earbuds (2nd...
4.5
aptX support is repeatedly confirmed, including aptX Adaptive and aptX Lossless where compatible devices are available.
Audio-video sync accuracy
P1Product 1: Poly Voyager Free 20 Earbuds
No score yet
P2
Product 2: Bose QuietComfort Ultra Earbuds (2nd...
3.5
One reviewer praised video editing sync, while another said gaming latency was not great for fast reaction games.
Bass performance
P1
Product 1: Poly Voyager Free 20 Earbuds
3.5
Bass was divisive: some reviewers heard strong or punchy low end, while others found it timid or lacking energy.
P2
Product 2: Bose QuietComfort Ultra Earbuds (2nd...
4.2
Bass is a major strength for many reviewers, often described as deep, punchy, rich, or vibrant, though some found it overemphasized.
Battery
P1
Product 1: Poly Voyager Free 20 Earbuds
4.4
Battery life was broadly praised, commonly around 8 hours with ANC and longer with ANC off or the case.
P2
Product 2: Bose QuietComfort Ultra Earbuds (2nd...
3.2
Battery life is viewed as adequate but not class-leading, with repeated mentions of about six hours with ANC and shorter life using immersive audio.
Bluetooth
P1
Product 1: Poly Voyager Free 20 Earbuds
4.4
Bluetooth support was strong overall, with Bluetooth 5.4, stable pairing, and good range mentioned despite setup quirks.
P2
Product 2: Bose QuietComfort Ultra Earbuds (2nd...
4.4
Bluetooth 5.3 and stable pairing are well supported, with most reviewers reporting reliable connectivity and easy device pairing.
Build quality
P1
Product 1: Poly Voyager Free 20 Earbuds
3.1
Build quality was mixed: earbuds were described as solid or well built, while the case and hinges felt fragile.
P2
Product 2: Bose QuietComfort Ultra Earbuds (2nd...
4.5
Build quality is generally treated as premium for the buds themselves, though the case receives more mixed treatment.
Button control usability
P1
Product 1: Poly Voyager Free 20 Earbuds
2.9
Control usability was mixed: push buttons prevent accidental touches but often push the buds into the ear and require pressure.
P2Product 2: Bose QuietComfort Ultra Earbuds (2nd...
No score yetCable quality
P1
Product 1: Poly Voyager Free 20 Earbuds
2.0
The included cable drew criticism for being very short.
P2
Product 2: Bose QuietComfort Ultra Earbuds (2nd...
2.8
One review criticized the included cable for being short and USB-A-to-USB-C rather than a longer USB-C-to-USB-C cable.
Carry case quality
P1
Product 1: Poly Voyager Free 20 Earbuds
3.2
Case quality was split: reviewers liked magnets, size, and style, but several criticized plastic feel, loose hinges, and fingerprints.
P2
Product 2: Bose QuietComfort Ultra Earbuds (2nd...
3.2
Case impressions are mixed: wireless charging is welcomed, but several reviewers call the case bulky, plain, or less premium than the buds.
Charging
P1
Product 1: Poly Voyager Free 20 Earbuds
4.5
Charging was strong, with repeated fast-charge mentions plus USB-C and wireless charging positives.
P2
Product 2: Bose QuietComfort Ultra Earbuds (2nd...
4.5
Charging is a clear Gen 2 upgrade thanks to wireless charging, USB-C support, Qi charging, and usable quick-charge behavior.
Codec support
P1
Product 1: Poly Voyager Free 20 Earbuds
2.3
Codec support was a weak point because HP did not specify supported codecs in one review.
P2
Product 2: Bose QuietComfort Ultra Earbuds (2nd...
4.4
Codec support is strong for premium earbuds, with reviewers listing SBC, AAC, aptX Adaptive, and in some cases aptX Lossless.
Comfort during long use
P1
Product 1: Poly Voyager Free 20 Earbuds
4.2
Comfort was mostly strong, with multiple reviewers reporting long wear or low fatigue, although one had soreness after a couple of hours.
P2
Product 2: Bose QuietComfort Ultra Earbuds (2nd...
4.4
Comfort is broadly positive for long listening, travel, and running, though the large fit can bother small ears or cause heat over time.
Design and Aesthetics
P1
Product 1: Poly Voyager Free 20 Earbuds
4.3
The design was generally liked for its sleek, professional, black-and-gold or lightweight look.
P2
Product 2: Bose QuietComfort Ultra Earbuds (2nd...
4.0
Design reactions are mixed but mostly favorable: reviewers like the clean or creative look, while noting the buds and case are chunky.
Dongle
P1
Product 1: Poly Voyager Free 20 Earbuds
1.0
Dongle support is absent, and reviewers called out the missing USB dongle compared with more work-focused alternatives.
P2Product 2: Bose QuietComfort Ultra Earbuds (2nd...
No score yetEartips fit
P1
Product 1: Poly Voyager Free 20 Earbuds
4.1
Fit was a recurring strength, aided by fit tests and tip choices, though fit still depended on ear size.
P2
Product 2: Bose QuietComfort Ultra Earbuds (2nd...
4.4
Fit evidence is strong when the right tips and stability bands are used, with reviewers emphasizing seal, comfort, and secure placement.
Ear tip size options
P1
Product 1: Poly Voyager Free 20 Earbuds
4.7
Ear tip options were strong because multiple reviews confirmed four sizes or multiple tips.
P2
Product 2: Bose QuietComfort Ultra Earbuds (2nd...
4.3
The included ear tip and wing options are repeatedly praised, with several reviews noting three sizes and fit-test support.
Equalizer customization
P1
Product 1: Poly Voyager Free 20 Earbuds
2.3
EQ customization was a repeated weakness, with reviewers wanting more than limited presets or a custom curve.
P2
Product 2: Bose QuietComfort Ultra Earbuds (2nd...
2.9
EQ customization is the clearest software weakness: reviewers repeatedly criticize the three-band EQ as too basic for a premium earbud.
Find My
P1
Product 1: Poly Voyager Free 20 Earbuds
3.8
Find My-style location support appears in Poly Lens, but evidence is limited to last-known or location features.
P2Product 2: Bose QuietComfort Ultra Earbuds (2nd...
No score yetFrequency response accuracy
P1Product 1: Poly Voyager Free 20 Earbuds
No score yet
P2
Product 2: Bose QuietComfort Ultra Earbuds (2nd...
3.0
Frequency-response evidence is mixed, with several reviewers praising balance while lab-focused reviewers criticized boosted bass and treble with recessed mids.
Hinge durability
P1
Product 1: Poly Voyager Free 20 Earbuds
2.2
Hinge durability was a concern because reviewers found loose hinges on the charging case.
P2Product 2: Bose QuietComfort Ultra Earbuds (2nd...
No score yetIncluded accessories
P1
Product 1: Poly Voyager Free 20 Earbuds
4.2
Included accessories were solid, with ear tips, charging case, and USB-C cable included.
P2
Product 2: Bose QuietComfort Ultra Earbuds (2nd...
4.1
Included accessories are useful for fit and charging, with reviewers noting extra ear tips, stability bands, and the bundled USB cable.
Instrument separation
P1
Product 1: Poly Voyager Free 20 Earbuds
4.6
One review praised the earbuds for balancing different sounds, supporting strong instrument separation.
P2
Product 2: Bose QuietComfort Ultra Earbuds (2nd...
4.5
Instrument separation is a consistent strength, with reviewers hearing nuanced details and distinct elements in dense tracks.
Integrated microphone
P1
Product 1: Poly Voyager Free 20 Earbuds
4.2
Integrated microphones are a core feature, with repeated references to three mics per bud or six noise-canceling microphones.
P2
Product 2: Bose QuietComfort Ultra Earbuds (2nd...
4.1
The integrated microphones are treated as capable, especially in reviews praising Bose SpeechClarity and improved call pickup.
LDAC
P1
Product 1: Poly Voyager Free 20 Earbuds
2.0
LDAC support was not confirmed; the only evidence flags uncertainty around advanced codec support.
P2Product 2: Bose QuietComfort Ultra Earbuds (2nd...
No score yetLossless audio support
P1Product 1: Poly Voyager Free 20 Earbuds
No score yet
P2
Product 2: Bose QuietComfort Ultra Earbuds (2nd...
4.4
Lossless support is tied to aptX Lossless or lossless codec mentions, with compatibility depending on the source device.
Maximum volume clarity
P1
Product 1: Poly Voyager Free 20 Earbuds
2.7
Maximum-volume clarity was limited by peaking and high-frequency distortion in one review.
P2
Product 2: Bose QuietComfort Ultra Earbuds (2nd...
4.8
Maximum-volume clarity is supported by running-focused evidence that tracks stayed clear without distortion at high volume.
Microphone noise reduction
P1
Product 1: Poly Voyager Free 20 Earbuds
4.4
Noise reduction for calls was praised for reducing background noise and helping voices stay clear.
P2
Product 2: Bose QuietComfort Ultra Earbuds (2nd...
4.1
Microphone noise reduction is one of the most improved areas, though lab-style tests still found wind or nearby noise could get through.
Microphone quality for calls
P1
Product 1: Poly Voyager Free 20 Earbuds
4.2
Call quality was consistently positive, with reviewers hearing clear, understandable voice pickup.
P2
Product 2: Bose QuietComfort Ultra Earbuds (2nd...
4.0
Call quality ranges from merely decent to excellent, with most later evidence crediting Bose SpeechClarity for clearer voices.
Midrange clarity
P1
Product 1: Poly Voyager Free 20 Earbuds
4.2
Midrange clarity was generally a strength, with repeated comments about clear vocals and mids suited to calls and podcasts.
P2
Product 2: Bose QuietComfort Ultra Earbuds (2nd...
4.0
Midrange clarity is usually praised for vocals and naturalness, but some lab-focused evidence says recessed mids can make voices sound off.
Multi-platform compatibility
P1
Product 1: Poly Voyager Free 20 Earbuds
4.2
Multi-platform compatibility was strong across phones, laptops, Windows, iPhone, MacBook, Android, and general Bluetooth use.
P2
Product 2: Bose QuietComfort Ultra Earbuds (2nd...
4.5
Cross-platform use is well supported, with reviewers using or recommending the earbuds across Android, iOS, iPad, Mac, and Galaxy devices.
Multipoint connectivity reliability
P1
Product 1: Poly Voyager Free 20 Earbuds
4.3
Multipoint was a major work-use strength across phone and laptop pairings, though one reviewer noted switching delays.
P2
Product 2: Bose QuietComfort Ultra Earbuds (2nd...
4.3
Multipoint is a meaningful improvement and is generally reliable, though one review noted setup and CustomTune friction when connecting new devices.
Noise isolation (passive)
P1
Product 1: Poly Voyager Free 20 Earbuds
3.8
Passive isolation was decent to strong because the sealed tips fully plugged the ears before ANC was considered.
P2
Product 2: Bose QuietComfort Ultra Earbuds (2nd...
4.4
Passive isolation depends on fit and seal, but reviewers repeatedly connect the ear tips, stability bands, and nozzle shape to strong isolation.
Portability/foldability
P1
Product 1: Poly Voyager Free 20 Earbuds
4.4
Portability was helped by a slim case that fits in a pocket.
P2
Product 2: Bose QuietComfort Ultra Earbuds (2nd...
3.3
Portability is mixed: the earbuds are everyday-friendly, but the case is often described as pocketable yet bulky or difficult for runs.
Preset EQ profile quality
P1
Product 1: Poly Voyager Free 20 Earbuds
2.3
Preset EQ options were limited to Bass, Flat, and Bright and were often described as underwhelming or too similar.
P2
Product 2: Bose QuietComfort Ultra Earbuds (2nd...
1.8
Preset EQ quality is weak in the evidence, with reviewers saying the presets do not fix tuning issues enough.
Sensors
P1
Product 1: Poly Voyager Free 20 Earbuds
4.3
Sensors were useful for wear detection, call answering, and media pause/resume behavior.
P2
Product 2: Bose QuietComfort Ultra Earbuds (2nd...
3.9
Sensor-related evidence mainly concerns in-ear detection and fit-test behavior, which exist but can sometimes complicate setup or playback.
Sidetone adjustment quality
P1
Product 1: Poly Voyager Free 20 Earbuds
1.0
Sidetone adjustment scored poorly because one reviewer said the Free 20 lacked the ability.
P2
Product 2: Bose QuietComfort Ultra Earbuds (2nd...
4.0
Sidetone/self-voice support is present in the app, though the evidence only lightly covers its adjustment quality.
Smudge resistance
P1
Product 1: Poly Voyager Free 20 Earbuds
1.5
Smudge resistance was poor, with multiple reviewers calling out fingerprints and scratches.
P2Product 2: Bose QuietComfort Ultra Earbuds (2nd...
No score yetSoftware/setup simplicity
P1
Product 1: Poly Voyager Free 20 Earbuds
3.1
Setup and software simplicity were mixed: basic setup could be straightforward, but firmware and desktop support created friction.
P2
Product 2: Bose QuietComfort Ultra Earbuds (2nd...
2.9
Software and setup are functional but not frictionless, because some reviews call the app mandatory or note device and CustomTune management quirks.
Sound leakage
P1
Product 1: Poly Voyager Free 20 Earbuds
4.0
One review referenced a fit test for audio leakage, suggesting leakage control depends on getting a proper seal.
P2
Product 2: Bose QuietComfort Ultra Earbuds (2nd...
4.4
Sound leakage evidence is limited but positive, with one reviewer specifically saying there was not much noise bleed.
Sound quality
P1
Product 1: Poly Voyager Free 20 Earbuds
4.1
Most reviewers described sound as good to excellent, especially for calls, vocals, and everyday music, though one found music compressed and shallow.
P2
Product 2: Bose QuietComfort Ultra Earbuds (2nd...
4.6
Sound quality receives broad praise as rich, detailed, powerful, and among the best, with some caveats about tuning and EQ limits.
Soundstage depth
P1
Product 1: Poly Voyager Free 20 Earbuds
3.7
Soundstage depth was mixed, with one review finding it unexciting and another finding it immersive.
P2
Product 2: Bose QuietComfort Ultra Earbuds (2nd...
4.3
Depth is supported through immersive/spatial comments and descriptions of full-bodied, spacious, or deep presentation.
Soundstage width
P1
Product 1: Poly Voyager Free 20 Earbuds
3.7
Soundstage impressions were mixed, ranging from solid but unexciting to spacious and immersive.
P2
Product 2: Bose QuietComfort Ultra Earbuds (2nd...
4.5
Width is a recurring strength, with reviewers describing wide soundstage, roomy tracks, and wide stereo guitars.
Spatial audio
P1
Product 1: Poly Voyager Free 20 Earbuds
1.0
Spatial audio scored low because one review explicitly said it is lacking.
P2
Product 2: Bose QuietComfort Ultra Earbuds (2nd...
4.1
Spatial audio is useful and often enjoyable, especially for immersion, but several reviewers treat it as optional and battery-draining.
Stability
P1
Product 1: Poly Voyager Free 20 Earbuds
4.2
Stability was good, with reviewers noting no slipping, secure fit, and fit-test support.
P2
Product 2: Bose QuietComfort Ultra Earbuds (2nd...
4.4
Stability is a strong point thanks to secure fit and wing/stability bands, including evidence from workouts, running, and daily use.
Touch control responsiveness
P1
Product 1: Poly Voyager Free 20 Earbuds
1.0
Touch controls scored poorly because one review stated the earbuds have no touch controls.
P2
Product 2: Bose QuietComfort Ultra Earbuds (2nd...
3.9
Touch controls are responsive and feature-rich, but opinions are split because they can be sensitive or hard to use during adjustment and running.
Transparency mode quality
P1
Product 1: Poly Voyager Free 20 Earbuds
3.3
Transparency mode was useful in some reviews but less consistent, with complaints about switching friction or weak amplification.
P2
Product 2: Bose QuietComfort Ultra Earbuds (2nd...
4.0
Transparency mode is generally good and natural, with ActiveSense smoothing loud spikes, but Apple is repeatedly said to remain better.
Treble clarity
P1
Product 1: Poly Voyager Free 20 Earbuds
3.7
Treble came through clearly in some reviews, but one reviewer heard high-frequency distortion at maximum volume.
P2
Product 2: Bose QuietComfort Ultra Earbuds (2nd...
4.0
Treble is often described as clear, sparkly, and detailed, though some reviews found it too boosted or hard to correct with EQ.
USB-C
P1
Product 1: Poly Voyager Free 20 Earbuds
4.4
USB-C is well supported for the case and charging cable.
P2
Product 2: Bose QuietComfort Ultra Earbuds (2nd...
4.2
USB-C support is consistently present for case charging, though wireless charging gets more attention as the new upgrade.
Value for money
P1
Product 1: Poly Voyager Free 20 Earbuds
4.2
Value was strongest when discounted or judged against sound and ANC performance, but one review felt $150 was pricey.
P2
Product 2: Bose QuietComfort Ultra Earbuds (2nd...
3.4
Value is mixed: reviewers like the performance package but repeatedly note the premium price and limited upgrade case over Gen 1.
Voice assistant integration
P1
Product 1: Poly Voyager Free 20 Earbuds
3.9
Voice assistant support is present through controls, though evidence focused on activation rather than deeper integration.
P2
Product 2: Bose QuietComfort Ultra Earbuds (2nd...
4.1
Voice assistant support appears through customizable shortcuts and Google Assistant access.
Volume output
P1
Product 1: Poly Voyager Free 20 Earbuds
4.0
Volume output was treated as a strength in hands-on use, though evidence was limited.
P2
Product 2: Bose QuietComfort Ultra Earbuds (2nd...
4.8
Volume output is strong in the evidence, including a measured loudness figure and comments about power during workouts.
Water/sweat resistance rating
P1
Product 1: Poly Voyager Free 20 Earbuds
4.2
Water and dust resistance was a positive feature across reviews, though one reviewer warned against running water.
P2
Product 2: Bose QuietComfort Ultra Earbuds (2nd...
3.6
Water and sweat resistance is adequate rather than rugged, with IPX4 repeatedly described as enough for workouts, sweat, and light rain.
Weight comfort
P1
Product 1: Poly Voyager Free 20 Earbuds
4.6
The earbuds’ low weight was repeatedly tied to easy long-session comfort.
P2
Product 2: Bose QuietComfort Ultra Earbuds (2nd...
4.0
Weight comfort is mostly acceptable despite the buds being large or slightly heavier, with reviewers still reporting stable comfort.