Compare Technics EAH-AZ100 Earbuds vs Sony WF-C710N Earbuds

ANC is widely rated top-tier for everyday noise and transit rumble, but several reviews stop short of calling it the absolute best in the category. Noise control is highly adjustable, with adaptive ANC plus granular sliders that let you tune intensity and reduce pressure effects.

ANC is the standout trait in these reviews, with repeated praise for unusually strong noise reduction at this price.

Android support works in the cited reviews, including Fast Pair, though Android users miss out on higher-end codec options.

The Technics Audio Connect app is feature-rich (ANC, EQ, multipoint, spatial settings), but some reviews call the interface clunky or menu-heavy.

The app is feature-rich and easy to navigate for several reviewers, though one reviewer found it a little basic.

Several reviews explicitly note aptX codecs are not supported.

The cited reviews explicitly state that aptX support is missing.

Where tested, audio-video sync is reported as excellent with minimal to no noticeable lag.

Bass is repeatedly called deep and unusually controlled for true wireless, though one review found it can feel heavy or change with ANC settings.

Bass is repeatedly described as fantastic, powerful, punchy, or clean, though one review says it can overpower the mix.

Battery life is commonly reported around 10 hours with ANC on (AAC) plus substantial case recharges, with lower figures when using high-res modes.

Battery life is usually described as strong or all-day, though one review reports closer to 6.5 to 7 hours in mixed use.

Bluetooth stability is generally reported as reliable with few dropouts across devices and environments.

Bluetooth 5.3 with AAC/SBC support is clearly documented, and the cited reviews describe connection quality as stable.

The earbuds themselves are often described as solid or premium enough, though some reviewers still notice plasticky elements.

The case is generally pocketable and premium-feeling, but some reviews mention weak magnets, slight rattle, or scratch/scuff issues.

The case is pocketable and sometimes feels sturdy or premium, but several reviewers also call it plasticky or a bit bulky.

Charging is praised for USB-C plus Qi wireless and quick-charge support; full recharge times are typically a few hours.

USB-C and quick charging are positives, but wireless charging is repeatedly absent.

Codec support is strong (SBC/AAC plus LDAC and LC3/LE Audio features noted), appealing to both iOS users and Android audiophiles.

Codec support is limited to SBC and AAC, and multiple reviews flag the lack of advanced codecs as a downside.

Comfort is widely rated high thanks to a smaller/lighter fit, though some users may still experience fatigue or fit variability over long sessions.

Multiple reviewers say the earbuds stay comfortable for hours, with several calling them all-day or long-session friendly.

Design is viewed as premium and more compact than the prior model, though not everyone finds it the sleekest-looking option.

The transparent Glass Blue look stands out and is generally seen as attractive or distinctive in the cited reviews.

The cited reviews describe a snug, comfortable seal when the fit matches the wearer’s ears.

Multiple ear tip sizes are commonly included, helping most users achieve a seal, though tip choice remains key to fit.

The earbuds come with extra tip sizes in the box, but the selection is still fairly limited.

EQ customization is a strength, often cited as an 8-band EQ plus presets that can significantly change the sound.

Reviews consistently highlight adjustable EQ options, including presets, custom tuning, and guided personalization tools.

Find My/location features are present, but feedback varies; some appreciate the feature, while others complain the locating beep or accuracy is limited.

Objective-minded reviews say the tuning broadly follows preference targets, but they also note a darker balance and upper-treble dip.

The cited review mentions a modest accessory pack with extra eartips included in the box.

Instrument separation is frequently praised on busy tracks, helping the AZ100 stay clean and layered.

The cited reviews note audible instrument separation and stereo layering on well-recorded tracks.

One review explicitly confirms onboard microphones are built into the earbuds for calls.

One review explicitly says either earbud can be used on its own while the other charges.

LDAC support is frequently highlighted for higher-quality Android streaming, with the usual battery-life tradeoff.

The cited reviews explicitly state that LDAC support is missing.

One review explicitly notes the lack of aptX Lossless or LDAC, so lossless-grade wireless support is not present here.

Voice noise reduction is often effective at cutting wind and background noise, though aggressive processing can create artifacts.

Noise reduction on calls is generally effective, especially against wind and street noise, though it is not flawless in every scenario.

Call quality is mixed: many find it usable or improved, while others report robotic processing or, in one case, serious call glitches.

Call quality is usually clear in calmer settings, but some reviews report less natural or choppier results in noisy environments.

Midrange is generally clear and natural for vocals, with occasional notes that bass-heavy mixes can push voices slightly back.

Midrange performance is often described as clear or warm, but some reviews say mids can get muddy or constrained.

The cited reviews describe smooth use across iPhone, Android, and laptop setups.

Three-device multipoint is a major differentiator and is often described as seamless; occasional switching lag is mentioned but not common.

Multipoint connection to two devices works smoothly for several reviewers, though one review reports buzzing and dual-device issues.

The passive seal is strong in the cited reviews, helping block outside noise even before ANC is engaged.

The case is described as compact and easy to carry in a pocket.

Preset EQ options are generally useful, though some (like extra-bassy modes) may be too much for neutral listeners.

One review specifically praises the Excited preset as a strong option for punchier bass.

Wear or in-ear detection is a recurring feature callout, and reviewers say the auto pause/resume behavior works well.

Case finish durability is mixed, with some noting scratches/scuffs and others calling it relatively scratch-resistant.

One review specifically says the case is not much of a fingerprint magnet.

Setup is mostly straightforward, but the lack of a case pairing button and some app UX quirks can add friction.

Some reviewers find the software easy to use, but one review reports annoying re-pairing and reconnection steps.

Reviews consistently praise the AZ100 for highly detailed, spacious sound with strong dynamics; a few note the default tuning can be bass-forward or benefit from EQ.

Sound quality is broadly praised as very good for the money, though some reviews stop short of calling it flagship-level.

Reviewers note a three-dimensional presentation and useful depth cues, especially for the price category.

Soundstage is a standout: multiple outlets describe an immersive, wide presentation that feels larger than typical earbuds.

The cited reviews describe the presentation as wide with clearly defined stereo placement for the price.

Dolby spatial audio/head tracking is supported and can add immersion, but some reviewers find it subtle or prefer it off for music.

Sony 360 Reality Audio support is present, but enthusiasm is mixed and some reviewers do not see it as a major draw.

Fit stability varies: many report a secure hold, while some reviewers experienced looseness or buds falling out during vigorous movement.

For everyday use the fit is steady for several reviewers, but one review says the buds can slip during running or workouts.

Touch controls are responsive and highly configurable, with the main complaint being occasional over-sensitivity.

Touch controls usually respond well, but repeated-tap volume changes and accidental triggers come up repeatedly as annoyances.

Transparency/ambient mode is strong and adjustable, but some reviewers note hiss at higher levels, an unnatural voice-focused mode, or not enough outside sound for awareness.

Ambient and transparency modes are useful for conversations and awareness, but some reviewers mention hiss, white noise, or activation delay.

Treble is described as airy and detailed without harshness, but a few critics wanted more sparkle or presence.

Treble is usually described as clear or crisp, though some reviews mention upper-treble softness or occasional distortion.

USB-C charging is consistently supported and frequently mentioned as a modern convenience.

USB-C charging is explicitly present in the cited reviews.

These reviews consistently frame the earbuds as excellent value around the $100 to $120 range, especially for ANC and comfort.

The controls can trigger a phone voice assistant, with Siri and Google Assistant support explicitly referenced.

One review describes the earbuds as loud and proud, suggesting strong output.

The earbuds are commonly cited as IPX4-rated for sweat and light rain, but not for heavy water exposure.

The cited reviews consistently mention IPX4 splash and sweat resistance suited to light workouts and daily use.

One review specifically highlights the very light 0.18oz-per-bud weight as a comfort benefit.