Kiwi Ears Spark
Kiwi Ears Spark brings balanced wireless sound and noticeable bass to an open, sport-ready design built for movement. Best of High End highlights its secure, comfortable fit for runs and workouts, while IP45 protection and ENC-supported calls add everyday practicality. It is a compelling activity companion for listeners who value awareness alongside engaging stereo playback.
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Nicely Roasted
Sound Quality
86/100
Fit Comfort Isolation
86/100
Build Accessories
85/100
Value for Money
85/100
Pros
Balanced, immersive stereo playback with noticeable bass supports both workout music and podcasts.
Open wearable design is reported to fit securely and comfortably during workouts, runs, and outdoor activities.
IP45 protection against dust, moisture, and sweat suits active everyday use.
Cons
Open design prioritizes environmental awareness rather than the stronger passive isolation of sealed in-ear models.
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What Reviewers Are Saying
SOUND QUALITY PERFORMANCE 86/100
The available review describes a balanced, immersive presentation with noticeable bass, suited to music, podcasts, and activity use. It offers no detailed discussion of tonal nuances, detail retrieval, or spatial performance, so the finer aspects of the sound remain less clearly documented.
Bass
88/100
The review specifically notes noticeable bass while still characterizing the overall sound as balanced. There is no report of boominess, bleed, weak extension, or poor control.
Midrange
85/100
The source calls the presentation balanced and enjoyable for both music and podcasts, which suggests vocals and spoken content are handled agreeably. It does not provide detailed comments on vocal realism, presence, or instrumental timbre.
Treble
85/100
The review portrays the sound as immersive and balanced without identifying harshness or fatigue. There is little direct information on treble extension, air, or fine-detail presentation.
Resolution Separation
85/100
The supplied review finds the listening experience immersive, but does not specifically assess microdetail, layering, or performance in dense mixes. No congestion or loss of clarity is reported.
Soundstage Imaging
85/100
The review uses immersive language for the overall presentation, suggesting a satisfying sense of engagement for everyday listening. It does not directly discuss stage dimensions, image placement, or positional precision.
Dynamics Coherence
86/100
The Spark is described as engaging across workout music, podcasts, runs, and outdoor activity, with a balanced overall sound. The review does not go into transient sharpness, dynamic contrast, or driver integration in detail.
FIT COMFORT ISOLATION PERFORMANCE 86/100
The open wearable design is described as both secure and comfortable, with the reviewer explicitly positioning it for workouts, running, and outdoor adventures. Its open format prioritizes awareness and ease of wear rather than the maximum passive attenuation expected from a sealed in-ear monitor.
Seal Stability
88/100
The review directly describes the fit as secure and considers the Spark appropriate for runs and workouts. As an open wearable design, it is not dependent on a deep acoustic seal in the same way as a conventional sealed IEM.
Comfort
88/100
The open wearable design is explicitly called comfortable and intended for extended active use. The review does not mention pressure points, fatigue, or fit-related discomfort.
Isolation
78/100
The open design is intended for activity and outdoor use, where retaining environmental awareness can be beneficial. The review does not provide a direct measurement or comparison of outside-noise attenuation.
Assessments of Build Quality, Usability, and Overall Propositions.
Build Accessories
85/100
The Spark carries IP45 protection against dust, moisture, and sweat, a useful practical strength for an activity-focused true-wireless model. The review provides no meaningful detail on case durability, controls, app support, cable-free connectivity stability, included tips, or long-term reliability.
Value for Money
85/100
At $99.99, the Spark is positioned as a sport-oriented true-wireless option with an open, secure-wearing design and IP45 protection. None of the supplied reviews directly compare it with similarly priced alternatives or offer a firm verdict on its value.
Reviews & Sources
Professional reviews and sources for this product's Watt'n Potatoes analysis.
Online Reviews & Mentions
YouTube Reviews
No reviews found yet
Forum Mentions
No forum mentions found yet
Specifications
- Chipset
- QCC3040
- Bluetooth Version
- V5.2
- Bluetooth Profiles
- a2dp 1.3.2, avctp 1.4, avdtp 1.3, avrcp 1.6.2, hfp 1.8, spp 1.2, hid 1.1.1
- Supported Audio Codecs
- SBC, AAC, APTX
- Charging Case Dimensions
- 82.58 × 65.49 × 26.3 mm
- Earbud Dimensions
- 46.05 × 38.63 × 17.29 mm
- Earbud Weight
- 8.7 g
- Charging Case Weight
- 85 g
- Transmission Range
- 12 m
- Music Playback Time
- Approx. 7 hours (at 70% volume)
- Talk Time
- Approx. 5 hours (at max volume)
- Standby Time (Earbuds)
- Approx. 240 hours
- Earbud Charging Time
- <1.5 hours
- Charging Case Charging Time (Type-C)
- <1.5 hours
- Earbud Battery Capacity
- 60 mAh
- Charging Case Battery Capacity
- 1000 mAh
- Number of Earbud Recharges from Case
- 2–3 times
- Pairing Name
- Kiwi Ears Spark
- Microphone Specifications
- Type: 2718 Silicon Microphone Directivity: Omnidirectional Sensitivity: -38 ± 1 dB (0dB = 1V/Pa at 1kHz) T.H.D.: ≤0.15% (94 dB SPL @ 1kHz, VDD = 2.2V) Frequency Range: 100 Hz – 10 kHz Operating Voltage: 1.6 – 3.6 V Current Consumption: ≤100 µA Signal-to-Noise Ratio: 62 dB
Manufacturer's Description — Kiwi Ears
Sport-Oriented Bluetooth Earphones, Delivering Superior Sound
Kiwi Ears Spark is designed for active lifestyles with an open, wearable design for a secure fit. Enjoy high-quality stereo sound, stable connectivity, clear calls with ENC noise cancellation, smart charging, and IP45 protection for everyday use.
Sport-Ready Open Wearable Design
Immersive Stereo Sound
Clear Calls with ENC Technology
Smart Charging & IP45 Durability
Sport-Ready Open Wearable Design
Kiwi Ears Spark is crafted for active lifestyles with an open, wearable design that offers a secure and comfortable fit for everyday exercise.
Immersive Stereo Music Playback
Experience wireless stereo sound with balanced audio and noticeable bass.
Clear Calls with Advanced ENC
Enjoy reliable, clear calls with dual-ear call support and ENC noise cancellation.
Smart Charging & Robust Durability
Stay powered and protected with smart charging and an IP45-rated build.
Verified Dealers
Online Dealers
All Dealers
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Authorized dealers for Kiwi Ears Spark
- A1 Futureshop — online and in-store — North Rocks, New South Wales, Australia (website)
- ARK Audio — online and in-store — Borensberg, Östergötlands län, Sweden (website)
- Audio 46 — online and in-store — New York, New York, United States (website)
- Audio Magic - EU — online and in-store — Wola, Województwo mazowieckie, Poland (website)
- AUDIOPHONICS — in-store — Bordeaux, Nouvelle-Aquitaine, France (website)
- B&H Photo — online and in-store — New York, New York, United States (website)
- Bloom Audio — online and in-store — Gibbsboro, New Jersey, United States (website)
- Elise Audio — online and in-store — Paddington, England, United Kingdom (website)
- Headphone Zone — online and in-store — Laxmi Industrial Estate, Maharashtra, India (website)
- Hifi Passion — in-store — Neustadt, Bremen, Germany (website)
and 3 more verified dealers