Compare OnePlus Buds 3 vs Soundcore by Anker Space A40 Earbuds

ANC is the most divided area: several reviewers call it strong or impressive for the price, while others say it is average, weak, or below competitors.

Reviewers generally found ANC strong for the price, especially against low, steady noise, though several noted weaker performance against voices, high frequencies, or premium ANC competitors.

Android compatibility is strong because reviewers emphasize that a OnePlus phone is not necessary to access core features.

Android users were singled out for benefiting from LDAC and broad device compatibility, while iOS remained limited to other codecs.

The app is a major strength, with reviewers praising easy setup, strong feature access, stability, and broad control options.

The Soundcore app was widely praised for useful controls, customization, EQ, and feature access, with only minor complexity or multi-device app caveats.

Audio-video sync is generally strong for video and casual gaming, with occasional gaming delay noted in demanding cases.

Video sync and gaming latency were mostly reported as solid, with several reviewers finding minimal or no noticeable delay.

Bass is one of the strongest themes: many reviewers praise its punch, depth, and fun energy, while a few find it too much or underwhelming out of the box.

Bass was usually described as punchy, steady, or adequate, but some reviewers wanted deeper sub-bass or found the default tuning too bass-heavy.

Battery life is viewed as good enough by most reviewers, but not universally impressive and vulnerable to feature drain.

Battery life was one of the strongest areas, with most reviewers reporting long sessions and strong case endurance despite LDAC or ANC reducing runtime.

Bluetooth reliability is positive where tested, with strong range and stable everyday connectivity noted by reviewers.

Bluetooth performance was mostly stable and quick, but one reviewer had frustrating re-pairing issues and another noted manual disconnect hassles.

Build quality is generally positive, with reviewers noting durable finishes and solid construction after use.

Build impressions were generally positive for the buds and case materials, though SoundGuys criticized the case hinge security.

Hi-res playback brings some benefits, such as lower distortion or slightly better quality, but reviewers describe the improvement as limited.

Control usability is strong where volume swipes are discussed, although one review criticized the default omission of play/pause.

The included cable drew a mild negative note because PCMag called it short despite recognizing the signature USB-C cable.

Carry case quality is mixed: reviewers like the compact pocketable case, but one questioned the plastic case’s toughness.

Case feedback was split: many liked the compact, premium-feeling case and charging support, while others criticized hinge/lid security or closure.

Charging is mixed: fast charging helps, but the repeated lack of wireless charging is one of the most common drawbacks.

Charging was praised for wireless charging, USB-C, quick-charge usefulness, and a strong charging case, with few complaints beyond battery mode tradeoffs.

Codec support is useful but imperfect: LHDC support earns interest, yet limited device support and unstable high bitrates reduce its practical value.

Codec support was viewed positively because LDAC joins AAC and SBC, though aptX was only factually absent and not scored.

Comfort is widely praised, with many reviewers saying the earbuds are comfortable for long sessions, though one found fit only moderately comfortable.

Long-use comfort was a consistent strength, with most reviewers finding the buds light and wearable for hours, though a few reported pressure or fit-dependent comfort limits.

Design is broadly praised for looking stylish, premium, sleek, and attractive, with only smudging treated separately as a drawback.

Design was consistently described as sleek, compact, premium-looking, or stylish for the price.

Eartip fit is mostly positive for comfort and seal, though one review notes the looser fit can let a bud slip out.

Fit was usually secure with a good seal, though reviewers emphasized tip choice and one found the stock XL tips inadequate.

Ear tip sizing receives one mild complaint that extra-large tips would have been useful.

The included tip selection was usually praised for offering many sizes, but one reviewer with large ear canals found even the largest tips too small.

EQ customization is useful and often effective, though one review found it too light-touch to correct the bass-heavy sound.

EQ customization was a standout strength thanks to many presets, custom EQ, HearID, and frequent praise for tuning flexibility.

Find My support was treated as a useful bonus, though the evidence centered on beeping-style device finding rather than GPS tracking.

Frequency balance is often considered improved or well tuned, but reviewers frame it as consumer-friendly rather than strictly neutral.

Frequency response was viewed as enjoyable and often balanced for the price, but not fully neutral or accurate enough for critical listening.

Hinge durability is positive in the reviews that mention it, with both describing the case hinge as sturdy and not flimsy.

The only direct hinge evidence was negative, with SoundGuys saying the case hinge was not tight enough.

Instrument separation and imaging are frequently praised, with reviewers noting above-average placement, exceptional separation, and clear directional cues.

Instrument separation was praised in multiple reviews, with instruments and mix elements described as clear, well placed, or easier to distinguish.

The integrated mic array is praised in the scored review for supporting clear speech recognition.

Integrated microphones were generally considered useful and capable, especially for calls or ANC, though mic quality varied in separate call-quality scoring.

Independent left/right bud use was praised as seamless, with no connection break reported.

LDAC was repeatedly treated as a meaningful advantage for Android or hi-res Bluetooth listening, though it reduced battery life in some testing.

Maximum-volume clarity is mixed: PCMag praised distortion-free bass at top volumes, while Scarbir warned treble can become overwhelming.

The one direct maximum-volume clarity test was positive, noting no distortion in the lows at top volume.

Microphone noise reduction is often praised for suppressing background noise and wind, though Android Central was less convinced outdoors.

Microphone noise reduction was mixed: some reviewers praised voice isolation in noise, while others found ambient handling weak or inconsistent.

Call microphone quality is usually good to excellent, with praise for loud, clear voices, though a few reviewers consider it merely adequate.

Call microphone quality was the clearest weakness, ranging from loud and clear to thin, muffled, serviceable, or poor depending on reviewer and environment.

Midrange impressions vary: some hear clear vocals and mids, while others find the mids veiled or recessed behind the stronger bass and treble.

Midrange comments were mostly positive for vocals and clarity, though a few reviewers found mids veiled, dull, or slightly lacking.

Multi-platform compatibility is positive in the scored review, which found audio quality consistent across several phones.

Cross-device compatibility was positive, with reviewers using phones, laptops, tablets, iOS, and Android without major platform-specific barriers.

Multipoint is a consistent strength, with reviewers calling it brilliant, flawless, convenient, and useful across phones, laptops, and other devices.

Multipoint reliability was a major strength, with reviewers repeatedly describing device switching as seamless, reliable, or essential.

Passive isolation was considered good when fit was right and helped ANC performance, though it remained dependent on a proper seal.

Portability is positive in the scored review, which highlights the compact, lightweight design of the buds and case.

Portability was a consistent strength, especially the small case and compact buds that fit pockets easily.

Preset EQ quality was useful but mixed: some presets worked well, while bass-boost style presets were criticized for limited or muddy results.

Sensors were a repeated weakness because multiple reviewers missed wear detection or auto-pause.

Smudge resistance is weak because reviewers repeatedly describe the glossy earbuds as fingerprint-prone.

The only smudge-resistance evidence was positive, noting the case finish should resist visible fingerprints.

Setup and software simplicity are mixed: several reviewers call setup or the app easy, while others report slow pairing or calibration/connectivity friction.

Setup and software simplicity were generally praised, with reviewers calling the app simple, the guide sufficient, or setup easy.

Sound leakage evidence was limited but positive, with one reviewer saying the buds kept sounds private.

Reviewers generally like the sound for the price, often calling it good, rich, or entertaining, though some note bass-heavy tuning and imperfect balance.

Overall sound quality drew strong praise across the review set for clarity, balance, detail, and value, with only critical-listening caveats.

Soundstage is viewed as respectable to impressive for the price, though one reviewer felt pricier Pro buds opened up audio more.

Soundstage width was usually praised as wide, spacious, or well-imaged, though one reviewer found the stage narrow.

Spatial audio divides reviewers: some call it immersive and unusually good at this price, while others find it underwhelming, fake, or unnatural.

Fit stability is mostly good for exercise and daily use, though some reviewers see it as better for lighter activity or dependent on eartip fit.

Stability was generally strong for walking, workouts, and daily use, but one reviewer warned against serious running or sprinting.

Touch controls are mostly praised for responsiveness and customization, but some reviewers report missed taps, accidental presses, or awkward use while moving.

Touch controls were mixed: several reviewers found them responsive and customizable, while others reported delays, missed gestures, or sensitivity issues.

Transparency mode ranges from natural and useful to confusingly ineffective, with reviewer experiences varying more than for most other features.

Transparency mode was mixed, from very good vocal/ambient awareness to bright, tinny, hissy, or limited adjustability.

Treble receives split feedback, from clear and detailed to blown out, spicy, harsh, or insufficiently crisp depending on reviewer and volume.

Treble was often clear and detailed, but some reviewers noted sibilance, thin cymbals, reduced sparkle, or upper-register sharpness.

USB-C was positively tied to easy recharging in the one directly opinionated USB-C quote.

Value for money is one of the clearest strengths, with most reviewers praising the $100 feature set despite some tradeoffs.

Value was the strongest consensus point, with nearly every reviewer framing the Space A40 as a standout bargain for features and performance.

Voice assistant integration is positive in the one scored review, which says assistant commands worked well hands-free.

Voice assistant support was split, with one reviewer reporting poor Google/Siri behavior while another found the microphones sensitive enough for requests.

Volume output is a strength for reviewers who like loud earbuds, with both scored reviews describing the Buds 3 as louder than average.

Volume output was considered more than loud enough by reviewers who discussed it, including one who said loud-listeners would be satisfied.

Water and sweat protection is treated positively for rain and sweat use, though reviewers do not frame it as suitable for submersion.

Water and sweat resistance was viewed as useful for rain, sweat, and workouts, but IPX4 was also described as limited or not especially rugged.

Weight comfort is a strength: reviewers describe the buds as lightweight enough to barely register or be easy to forget in the ear.

Weight comfort was strongly positive, with reviewers repeatedly noting light buds that disappear or avoid fatigue.