Linsoul Kefine Klean
Anker Space A40
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
Anker Space A40
The Soundcore Space A40 earbuds are widely praised for their excellent sound quality, customizable EQ via the app, and strong noise cancellation. Users appreciate the long battery life, fast charging, and comfortable fit with multiple ear tip sizes. Some note that the ANC is not as powerful as premium competitors and that Bluetooth connection can occasionally drop in bumpy vehicles or certain environments. Overall, they are considered great value for the price.
Pros
- Excellent sound quality
- Customizable EQ via app
- Good noise cancellation
- Long battery life
- Fast charging
Cons
- ANC not as strong as premium competitors
- Occasional Bluetooth connection drops
- Touch controls limited to certain options at once
- Battery life slightly less than advertised
- Left ear discomfort for some users
Scores
Specifications
| Linsoul Kefine Klean | Anker Space A40 | |
|---|---|---|
| Design | ||
| Form Factor | in-ear | in-ear |
| Wearing Style | In-ear | true wireless |
| Ear Tips | l | 5 sizes of silicone ear tips |
| Weight | 0.19 kg | 0.06 kg★ |
| Audio | ||
| Driver Type | dynamic | dynamic |
| Driver Size | 10 mm | 11 mm★ |
| Drivers | 1 | 2★ |
| Freq Min | 20 Hz | 20 Hz |
| Freq Max | 20 kHz | 20 kHz |
| Impedance | 32 Ω | 16 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) | LDAC |
| Surround | — | Soundcore by Anker Space A40 Auto-Adjustable Active Noise Cancelling Wireless Earbuds, Reduce Noise by Up to 98%, 50H Playtime, Hi-Res Sound, App Customization, Wireless Charge (Renewed) Blue (Refresh |
| Noise Control | ||
| ANC | ✓ | ✓ |
| ANC Type | — | adaptive |
| Transparency | — | ✓★ |
| Connectivity | ||
| Wireless | ✗ | ✓★ |
| Bluetooth | — | 5.2★ |
| Multipoint | — | ✓★ |
| Wired Connector | 3.5mm | Bluetooth |
| Earbud Battery | ||
| Battery Life | — | 10 hrs★ |
| Charge Time | — | 2 hrs★ |
| Fast Charging | — | 10 min for 4 hours playback |
| Charging | proprietary | USB-C★ |
| Case Battery | ||
| Case Battery | — | 50 hrs★ |
| Case Charging | — | USB-C★ |
| Wireless Charging | — | ✓★ |
| Microphone | ||
| Microphone | ✗ | ✓★ |
| Mic Count | — | 6★ |
| NC Mic | ✓ | ✓ |
| Features | ||
| Voice Assistant | — | Siri, Google Assistant |
| Touch Controls | — | ✓★ |
| App | — | soundcore |
| 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)
Anker Space A40
- Strong mic (98th percentile)98th %ile
- Strong connectivity (97th percentile)97th %ile
- Strong anc (97th percentile)97th %ile
- Strong sound (95th percentile)95th %ile
Pricing
Verdict
Scores 86 overall, wins 7 of 7 usage categories and 17 of 37 specs.
