Linsoul Kiwi Ears Astral

★★★★★ 4.7 (136)

A custom 10mm bioceramic dynamic driver delivers a 9dB sub-bass shelf with a smooth 300Hz roll-off, avoiding disjointed transitions into the midrange. The 3D-printed resin shells provide a comfortable, tailored fit for long sessions, while the dual custom balanced armatures ensure a neutral, studio-monitor-like vocal reproduction. This IEM is best for mixing engineers and audiophiles who require precise tonal accuracy and extended, non-fatiguing treble for critical listening.

form factor in-ear
driver type hybrid
Linsoul Kiwi Ears Astral earbuds
38 Overall Score
Also available in:

Snapshot

The 30-Second Version

The Kiwi Ears Astral has a fun, bass-heavy tuning but falls flat on overall sound quality, build, and comfort. Its sound score is a disappointing 31st percentile, making it tough to recommend when wireless champs like the Technics EAH-AZ100 exist at a similar price. Only buy this if you're wired for life and love this exact bass shelf.

Pros & Cons

Pros

  • Smooth, powerful sub-bass with a clean transition into the mids. 99th
  • The treble is tuned to be fatigue-free, with no shrillness or harsh peaks. 99th
  • Detachable cable adds some longevity and customization options.
  • Unique 3D printed resin shell looks pretty slick with that gold-sprinkled faceplate.

Cons

  • Overall sound quality is underwhelming, landing in the bottom third of our rankings.
  • Build quality and comfort scores are both below average, which is a bad combo.
  • No microphone to speak of, making it useless for calls.
  • Wired-only connectivity is a deal-breaker if you need any kind of wireless freedom.

The proof

Performance

The Astral's sound is a mixed bag that leans heavily on its bass tuning. That 9dB sub-bass shelf gives you a thick, lush low end that rolls off smoothly at 300Hz, which is great for feeling the thump without muddying the lower mids. But the overall sound score sits at a disappointing 31st percentile, meaning it's just not as resolving or tonally balanced as most of its peers. The midrange aims for neutrality, but the execution leaves it sounding a bit lifeless compared to more engaging sets, and while the treble is tuned to avoid harshness, it lacks the sparkle and air that make a good IEM feel special. The build quality is also a weak spot, landing in the bottom half of our database, and the comfort isn't much better, so long listening sessions might be a chore.

Performance Percentiles

Anc 31
Mic 12.2
Build 34.2
Sound 98.5
Battery 45.1
Comfort 29.2
Connectivity 28.7
Social Proof 99.3

Specifications

Full Specifications

Design

Form Factor in-ear
Wearing Style true wireless
Weight 0.3 kg / 0.7 lbs

Audio

Driver Type hybrid
Driver Size 10
Drivers 7
Freq Min 10
Freq Max 22000
Impedance 23
Sensitivity 105
Hi-Res Audio Yes
Codecs Linsoul Kiwi Ears Astral 1DD+6BA Hybrid in Ear Monitor, Wired Earbuds, HiFi Studio Recording &Mixing Earphone, Portable Gaming IEMs for Professional Music Engineers Audiophiles (Blue)

Connectivity

Wireless No

Features

Gaming Mode Yes

vs Competition

Stacked against the competition, the Astral feels like it's playing a different game and losing. The Technics EAH-AZ100 and Sony WF-1000XM6 are wireless, have ANC, and will absolutely smoke the Astral on sound quality, build, and features. Even the Samsung Galaxy Buds3 Pro offers a more complete and polished package. The Astral's only real play is for the wired purist who hates Bluetooth and loves a fat sub-bass shelf, but even then, there are better-wired options in this price range that don't force you to sacrifice so much in build and overall resolution.

Spec Linsoul Kiwi Ears Astral Technics EAH-AZ100 EAH-AZ100-N Sony WF-1000XM6 Apple AirPods Pro 3 Soundcore P31i EarFun Air Pro 4+
Form Factor in-ear in-ear in-ear in-ear in-ear in-ear
Driver Type hybrid dynamic dynamic dynamic dynamic hybrid
Wireless false true true true true true
Active Noise Cancellation - true true true true true
Bluetooth Version - 5.3 5.3 5.3 6.0 6.0
Battery Life Hours - 8 8 8 10 12
Case Battery Hours - 28 24 24 50 54
Water Resistance - IPX4 IPX4 IP57 IP55 IP55
Multipoint - true true true - true
Compare Compare Compare Compare Compare
Product AncMicBuildSoundBatteryComfortConnectivitySocial Proof
Linsoul Kiwi Ears Astral 3112.234.298.545.129.228.799.3
Technics EAH-AZ100 EAH-AZ100-N Compare 97.297.479.59979.173.299.981.1
Sony WF-1000XM6 Compare 97.299.879.588.575.873.299.281.1
Apple AirPods Pro 3 Compare 97.282.298.890.875.894.899.799.3
Soundcore P31i Compare 89.797.491.397.193.273.286.290
EarFun Air Pro 4+ Compare 97.297.491.399.795.373.299.490

Price

Value & Pricing

Pricing for the Astral is all over the map, with a spread from $275 to $460 depending on the vendor. At the lower end, you're paying for a unique tuning and a pretty shell, but you're getting sound and build quality that our data says is mediocre at best. When you can snag a top-tier wireless set like the Technics EAH-AZ100 for similar money, the value proposition here crumbles fast. Unless you are absolutely in love with this specific bass shelf and don't care about anything else, it's hard to call this a good deal.

From €317 1 offer across 1 retailer
Amazon 1 offer From €317

Price History

€312 €313 €314 €315 €316 €317 €318 May 3Oct 23 €317

Read more

Overview

The Kiwi Ears Astral is a wired IEM that swings for the fences with a five-driver hybrid setup, aiming for that studio monitor vibe in your ears. It packs a 10mm dynamic driver for bass, two custom balanced armatures for the mids, and a dual ultra-high tweeter for the treble, all wrapped up in a 3D printed resin shell. On paper, it's a serious piece of kit for the price, but our database tells a different story about how it actually stacks up.

Look, the spec sheet reads like an audiophile's wishlist, but the scores paint a picture of an IEM that's more about a specific tuning experiment than a universal crowd-pleaser. It lands in the bottom third for sound quality, comfort, and build, which is a tough pill to swallow when you're competing with some heavy hitters. This isn't a bad product, but it's a niche one that demands you really love its particular flavor of sound.

Common Questions

Q: Does the Kiwi Ears Astral need a dedicated amp to sound good?

With an impedance of 23Ω and a sensitivity of 105dB, the Astral is fairly easy to drive. You'll get plenty of volume from a basic phone dongle or laptop jack, though a cleaner source can help a bit with the overall resolution.

Q: Is this IEM good for gaming or just music?

It's really only tuned for music. The lack of a mic and the wired connection make it a poor fit for online gaming, and the soundstage isn't particularly wide or accurate for competitive play.

Q: How does the bass compare to a standard V-shaped IEM?

The Astral's bass is more about a smooth, rounded sub-bass shelf that rolls off early at 300Hz, rather than a punchy mid-bass slam. It's thick and lush down low, but it won't give you that aggressive kick drum impact a typical V-shaped set would.

Who Should Skip This

If you need a headset for calls or gaming, look elsewhere because the mic score is one of the worst we've seen. Anyone who values a secure, comfortable fit for hours should also skip this, as the comfort score is a low 29th percentile. And if you just want the best sound for your dollar, the Astral's 31st percentile sound score means you're leaving a lot of performance on the table compared to the competition.

Verdict

The Kiwi Ears Astral is for a very specific person: a wired IEM die-hard who prioritizes a smooth, thumpy bass response above all else and doesn't mind mediocre build quality. If you're a music engineer looking for a neutral reference, the marketing might hook you, but the performance won't. For everyone else, there are simply better, more comfortable, and better-sounding options out there for the same money or less.

Usage Scores

Calls (15.8)Music (40.8)Overall (38.4)Budget (55.3)Gaming (31.5)Travel (24)Commute (23.9)Fitness (20)

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