Anker A3936
Koss Utility 21299195352
What Buyers Say
Anker A3936
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
Koss Utility 21299195352
The Koss KEB90 earphones deliver clear highs and punchy bass when paired with a DAC, but many users find the stock sound too bright and lacking bass without one. Build quality is a mixed bag—some appreciate the detachable cables and included tips, while others note flimsy wires and uncomfortable foam tips. Overall, they are a good value for the sale price, especially for those willing to use DSP correction or aftermarket ear tips.
Pros
- Clear highs with DAC
- Punchy bass with DAC
- Detachable cable design
- Comfortable silicone tips
- Good value on sale
Cons
- Bright sound without DAC
- Lack of bass without DAC
- Flimsy cable quality
- Uncomfortable foam tips
- Crinkling sound when inserting
Scores
Specifications
| Anker A3936 | Koss Utility 21299195352 | |
|---|---|---|
| Design | ||
| Form Factor | in-ear | in-ear |
| Wearing Style | true wireless | — |
| Ear Tips | 5 sizes of silicone ear tips | S, M & L Silicone Cushions and S & M Foam Cushions |
| Weight | 0.06 kg★ | 0.22 kg |
| Audio | ||
| Driver Type | dynamic | dynamic |
| Driver Size | 11 mm★ | — |
| Drivers | 2★ | — |
| Freq Min | 20 Hz | 10 Hz★ |
| Freq Max | 20 kHz | 25 kHz★ |
| Impedance | 16 Ω | 16 Ω |
| Sensitivity | — | 98 dB★ |
| Hi-Res Audio | ✓ | ✓ |
| Codecs | LDAC | Koss KEB90 Utility Earbud, Detachable Interchangeable Cord System, Noise Isolation Design, Stealth Grey |
| 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 | Bluetooth | — |
| Earbud Battery | ||
| Battery Life | 10 hrs★ | — |
| Charge Time | 2 hrs★ | — |
| Fast Charging | 10 min for 4 hours playback | — |
| Charging | 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 | — |
| Bone Conduction | ✗ | — |
| Water Resistance | IPX4 | — |
Pros & Cons
Anker A3936
- Strong mic (98th percentile)98th %ile
- Strong anc (97th percentile)97th %ile
- Strong connectivity (97th percentile)97th %ile
- Strong sound (95th percentile)95th %ile
Koss Utility 21299195352
- Strong sound (78th percentile)
- Below average connectivity (13th percentile)13th %ile
- Below average user sentiment (16th percentile)16th %ile
- Below average comfort (30th percentile)
- Below average social proof (31st percentile)
Verdict
Scores 87 overall, wins 7 of 7 usage categories and 17 of 36 specs.