Compare Denon Perl Pro True Wireless Earbuds vs Audio-Technica ATH-CKS50TW Earbuds

Android compatibility is conditional: Snapdragon-compatible phones benefit most, while Samsung and Google users cannot access the highest-bitrate features.

Android pairing was praised through Google Fast Pair and straightforward setup on Android devices.

Microphone noise reduction is solid overall, with reviewers noting wind and background-noise handling that keeps voice usable.

Microphone noise reduction was a repeated weakness, with reviewers noting struggles against noise, exterior sounds, or wind.

Weight and size comfort is a recurring concern because reviewers repeatedly describe the earbuds as large, awkward, or uncomfortable for smaller ears.

One review specifically described the earbuds as light and relatively inconspicuous, supporting a positive weight-comfort impression.

Button/control usability is a standout because reviewers praise extensive customization, many gesture options, and easy control mapping, with only one runner disliking a gesture.

Button usability split reviewers sharply: some preferred responsive physical buttons, while others found them fiddly, hard to locate, or awkward to press.

Maximum-volume clarity is a strong point, with reviewers praising clean output, crystal clarity, and low distortion even at high volume.

One reviewer noted that dynamics could feel slightly compressed at louder volumes, making maximum-volume clarity good but not perfect.

Setup and software are mixed: the hearing test can impress and work well, but some reviewers found tinkering slow or less polished than rivals.

One review described initial setup as simple and fast, supporting a strong software/setup score.

Battery life is acceptable to good for ANC earbuds, but reviewers vary from respectable and impressive to merely typical or could be better.

Battery life was the clearest consensus strength, with reviewers repeatedly calling it epic, insane, best-in-class, or unusually long.

Soundstage depth and immersion are generally strong, with reviewers describing holographic space, a bubble of music, and studio-like presence.

Soundstage depth was praised by Expert Reviews but underwhelmed one YouTube reviewer who expected more depth from the large housings.

Spatial audio is polarized, ranging from underwhelming in one review to immersive, excellent, and wide in several others.

Spatial audio opinions were divided, ranging from disappointment or superfluousness to strong immersion and impressive 360 Reality Audio effects.

Codec support is a strength for compatible devices, but reviewers also note limitations with AAC, Snapdragon compatibility, and missing LDAC.

Codec support was praised as a strong spec highlight, especially around Bluetooth 5.2 and aptX Adaptive.

Midrange performance is generally strong, with reviewers praising clear vocals, layered mids, and presence; one reviewer found the default tuning too mid-forward and radio-like.

Midrange clarity was mixed: some reviewers heard clear vocals and lead instruments, while others said vocals or lower mids were pushed back by the bass-forward tuning.

Portability is mixed because some reviewers found the case pocketable, while others called the case bulky and the earbuds themselves large.

Portability was a recurring weakness because the case was often described as bulky, clunky, hard to pocket, or inconvenient, despite battery-life tradeoffs.

Carry case quality is mixed: reviewers praised solid construction and magnet security, while others noted bulk, difficult bud removal, or a weak case feel.

Case quality was generally positive for sturdiness, magnets, finish, or design, although size hurt portability rather than perceived construction.

Long-use comfort is divisive: some reviewers found the earbuds comfortable, while others reported heat, rubbing, pressure, or discomfort from the large housings.

Comfort was mostly positive despite the bulky housings, with several reviewers wearing them for long periods, though one TW2 review found the design less comfortable.

ANC is generally usable to good, but it is not the product’s strongest feature; reviewers often note rivals perform better or consistency varies.

ANC performance was the most divided feature: some reviewers found it strong or effective, while several called it average, mediocre, or disappointing versus leaders.

Volume output is strong, with reviewers calling the earbuds louder than most, not shy about volume, and clear across lower and higher volumes.

Reviewers who commented on volume found adequate headroom and loud output, without major volume complaints.

Design splits reviewers: some like the smart, elegant, distinctive look, while others strongly dislike the oversized dinner-plate appearance.

Design impressions were mixed to negative: some liked the subdued look, but many called the buds or case bulky, plain, or not especially attractive.

Build quality was directly praised by one reviewer, who said both the case and earbuds felt great and flagship-like.

Build quality was mostly viewed positively, with reviewers praising sturdy construction or non-cheap materials, though one reviewer criticized the build as not amazing.

Instrument separation is a consistent positive, with reviewers hearing clean layering, distinct elements, and better separation after calibration.

Instrument separation was praised when reviewers heard transient details and individual elements clearly, but one reviewer found separation below audiophile rivals.

Soundstage width earns broad praise, with multiple reviewers describing wide, open, spacious, or expansive presentation from earbuds.

Soundstage width drew strong praise from some reviewers for wraparound or convincing staging, while one reviewer expected more width from the large earbuds.

Passive isolation benefits from the seal, foam tips, and fit options, with reviewers describing a solid seal and better noise isolation.

Passive isolation was usually strong when the seal fit well, though one review noted fit-related wind-noise leakage.

Value depends heavily on price: reviewers criticized the original premium cost, but sale pricing and sound quality made it compelling for several.

Value was generally positive because of battery life, sound, and features for the price, though one reviewer argued $150 was too high.

Multi-platform compatibility was positively tested in one review through automatic switching between a tablet and phone.

Reviewers found phone-and-laptop use helpful, with multipoint and cross-device switching making the earbuds practical across platforms.

Treble is mostly clear and energetic, with praise for sparkle and highs, but some reviewers noted brightness, tame extension, tinny highs, or slight grain depending on profile.

Treble generally stayed clear and non-harsh, but several reviewers said highs lacked some sharpness, space, or detail compared with stronger competitors.

The integrated microphone system is generally clear and usable, with reviewers praising voice clarity and detail for calls.

Reviewers who evaluated the built-in microphones found them useful or strong for calls in favorable conditions, though noise handling could struggle outdoors or in busy spaces.

Transparency or social mode is mixed: some reviewers found it gentle, useful, or convenient, while others called it basic, artificial, or ineffective.

Transparency/hear-through mode was useful for awareness and conversation, but reviewers disagreed on quality, ranging from invaluable to merely okay.

The app is feature-rich and important for setup and customization, but reviewers also reported crashing, slow loading, and some mandatory-app friction.

The Connect app was broadly praised as thorough, useful, and feature-rich, with repeated appreciation for customization, updates, and extra controls.

Call microphone quality is generally good, with reviewers hearing clear calls and intelligible voice pickup, though not always perfect.

Call quality was usually acceptable to good in quiet conditions, with some strong praise, but several reviewers found it only average outside controlled environments.

Stability is generally good when the right tips or wings are used, with reviewers praising secure fit and reduced fall-out risk.

Stability ranged from excellent in workout/head-shake testing to less reassuring on the bulkier TW2 design.

Frequency balance is improved by firmware and personalization for some reviewers, but profile differences can make the tonal result uneven for others.

Reviewers described the overall tuning as balanced or safe, with the frequency range generally represented without harshness.

Sound quality is the clearest strength overall: most reviewers praised clean, spacious, detailed audio, though one lab-focused review was sharply negative before firmware/tuning changes.

Reviewers mostly found the earbuds enjoyable and capable, with repeated praise for warm, detailed, or impressive sound, though one reviewer found the sound merely okay.

Multipoint connectivity is one of the most consistently praised usability features, with reviewers describing seamless or perfect switching between devices.

Multipoint was consistently valued for switching between phone, laptop, computer, or other devices, with reviewers describing it as useful, seamless, or reliable.

aptX support is valued, especially aptX Lossless, but reviewers warn that Snapdragon Sound compatibility remains niche.

aptX support was treated as a positive for higher-quality or potentially better fidelity, especially for compatible devices.

Independent left/right bud use was praised in one review because either earbud could play alone while the other charged.

The snap-together magnetic bud design on the TW2 was strongly praised for reducing loss and battery drain outside the case.

Ear tip size options are well received, with praise for multiple tips, foam options, and fit flexibility.

One review praised the four tip sizes as giving plenty of range to find a comfortable fit.

Audio-video sync was only directly evaluated by one reviewer, who reported no lag while watching YouTube on an iPhone.

Low-latency performance and video sync were a clear strength, with reviewers repeatedly reporting little to no perceptible delay.

Bluetooth reliability is mostly positive, including quick connection and smooth switching, though a few reviewers reported stutter, slow app connection, or connectivity issues.

Bluetooth performance was generally stable and reliable, with strong connection praise, though one reviewer reported random signal drops in some multipoint use.

Charging is mixed: reviewers praised fast, wireless, and USB-C charging, but one reported the wireless-charged case getting extremely hot.

Charging was mixed: fast charging drew strong praise, but multiple reviewers criticized the lack of wireless charging on the original model.

Water and sweat resistance is viewed as adequate for light workouts, sweat, and light rain, but no reviewer treated it as rugged waterproofing.

Water and sweat resistance was treated as useful for workouts, outdoor use, and peace of mind, though not as full waterproofing.

EQ customization is useful and often praised, especially ProEQ and immersion controls, though one reviewer wanted more targeted frequency bands.

EQ customization was one of the strongest software features, with reviewers praising the ability to tune sound and create more personalized profiles.

Bass is usually described as controlled, deep, and impactful, especially after personalization, but a few reviewers found default or customized bass either light or too boosted.

Bass was a major strength for most reviewers, described as deep, warm, thumpy, or great, but a few noted it could obscure mids or lacked flagship-level cleanliness.

Eartip fit is highly personal: several reviewers achieved a secure, comfortable seal, while others experienced popping out or poor fit.

Fit was generally secure and comfortable for some reviewers, but fit concerns remained for smaller ears or wind-noise isolation.

Personalized profile quality is a defining strength: most reviewers found AAT or personalized sound dramatically better, though one reviewer disliked the profile result.

One reviewer said the Clear Vocal preset effectively fixed a vocal-detail issue, supporting a strong score for preset EQ usefulness.

Included accessories are a positive because reviewers appreciated the supplied fit options, wings, and foam tips.

LDAC is a weakness because multiple reviewers explicitly note that the earbuds do not support it or that LDAC competitors are easier for Android users.

Lossless audio support is appreciated and sounds crisp to some reviewers, but its benefit depends on compatible devices and is not always transformative.

Sensors were a clear weakness where reviewers wanted wear detection and criticized its absence.

Sidetone was treated as useful for calls, helping users monitor their own voice or making the earbuds more office-friendly.

Smudge resistance was only directly assessed once, with the reviewer noting minimal fingerprints on the case.

Touch responsiveness is strongly rated, with reviewers describing responsive taps, reliable touchpads, and working commands.

One review criticized the lack of built-in voice-assistant control, making this a weak point for hands-free assistant use.