Linsoul Kefine Klean
Bose QuietComfort Ultra 896637-0020
What Buyers Say
Linsoul Kefine Klean
The Kefine Klean IEMs receive mostly positive feedback for their excellent build quality, comfortable fit, and clear, well-balanced sound. Many users highlight the great value for the price, especially for gaming and music. However, a significant recurring issue is channel imbalance, where one side becomes quiet after extended use, leading to some negative reviews and returns.
Pros
- Excellent build quality
- Comfortable fit for long sessions
- Clear and balanced sound
- Great value for the price
- Good for gaming
Cons
- Channel imbalance after extended use
- Treble can be harsh for some
- Bass quality just above average
- Cable may be too short for some
Bose QuietComfort Ultra 896637-0020
The Bose QuietComfort Ultra Earbuds (Gen 2) receive mostly positive feedback for their excellent noise cancellation, sound quality, and comfortable fit. Users appreciate the customizable EQ, sweat resistance, and long battery life, though some report issues with build quality, occasional disconnections, and a beeping sound. Overall, they are considered a strong competitor to AirPods Pro, especially for home use and workouts.
Pros
- Excellent noise cancellation
- Great sound quality
- Comfortable fit
- Customizable EQ
- Sweat resistant
Cons
- Build quality issues (plastic case)
- Occasional disconnections
- Beeping sound reported
- Not waterproof
- Heavier than AirPods Pro
Scores
Specifications
| Linsoul Kefine Klean | Bose QuietComfort Ultra 896637-0020 | |
|---|---|---|
| Design | ||
| Form Factor | in-ear | in-ear |
| Wearing Style | In-ear | true wireless |
| Ear Tips | l | Small, Medium, Large |
| Weight | 0.19 kg | 0.08 kg★ |
| Audio | ||
| Driver Type | dynamic | dynamic |
| Driver Size | 10 mm★ | — |
| Drivers | 1 | 1 |
| Freq Min | 20 Hz★ | — |
| Freq Max | 20 kHz★ | — |
| Impedance | 32 Ω | — |
| Sensitivity | 107 dB★ | — |
| Hi-Res Audio | — | ✓★ |
| Codecs | Linsoul Kefine Klean in Ear Monitor,10mm DLC Diaphragm Dynamic Driver HiFi Earphones,Wired Gaming Earbuds,Replaceable Nozzles,Detachable Silver-Plated Cable for Audiophile (No Mic 3.5mm, Black) | aptX Adaptive |
| Surround | — | Spatial Audio |
| Noise Control | ||
| ANC | ✓ | ✓ |
| ANC Type | — | adaptive |
| Transparency | — | ✓★ |
| Connectivity | ||
| Wireless | ✗ | ✓★ |
| Bluetooth | — | 5.3★ |
| Profiles | — | A2DP, HFP |
| Multipoint | — | ✓★ |
| Wired Connector | 3.5mm | — |
| Range | — | 9.100000381469727 m★ |
| Earbud Battery | ||
| Battery Life | — | 6 hrs★ |
| Charge Time | — | 3 hrs★ |
| Fast Charging | — | 20 Minutes for 2 Hours |
| Charging | proprietary | USB-C★ |
| Case Battery | ||
| Case Battery | — | 18 hrs★ |
| Case Charging | — | USB-C★ |
| Wireless Charging | — | ✓★ |
| Microphone | ||
| Microphone | ✗ | ✓★ |
| Mic Count | — | 4★ |
| NC Mic | ✓ | ✓ |
| Features | ||
| Voice Assistant | — | Siri, Google Assistant |
| Touch Controls | — | ✓★ |
| App | — | Bose app |
| Volume Limiting | — | ✗ |
| Gaming Mode | ✓★ | ✗ |
| Bone Conduction | ✗ | ✗ |
| Water Resistance | — | IPX4 |
Pros & Cons
Linsoul Kefine Klean
- Strong social proof (81st percentile)81st %ile
- Strong anc (74th percentile)
- Strong comfort (73rd percentile)
- Strong sound (65th percentile)
- Below average mic (12th percentile)12th %ile
- Below average user sentiment (32nd percentile)
- Below average build (34th percentile)
Bose QuietComfort Ultra 896637-0020
- Strong connectivity (98th percentile)98th %ile
- Strong anc (97th percentile)97th %ile
- Strong sound (97th percentile)97th %ile
- Strong mic (92nd percentile)92nd %ile
Pricing
Verdict
Scores 88 overall, wins 7 of 7 usage categories and 16 of 40 specs.
