Anker Space A40
Csasan J90 Pro
What Buyers Say
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
Csasan J90 Pro
The J90 Pro earbuds receive mostly positive feedback for their sound quality, battery life, and comfort, with many users praising the AI translation feature as a helpful tool for travel and language learning. However, several reviews highlight significant issues with the translation app, including slow performance, forced language selection, and unreliable real-time conversation support. While the earbuds excel as audio devices, the translation functionality is inconsistent and may not meet expectations for seamless communication.
Pros
- Excellent sound quality with deep bass
- Long battery life (up to 40 hours)
- Comfortable fit for extended use
- Fast Bluetooth 5.3 connection
- Good value for the price
Cons
- Translation app is slow and unreliable
- Forced language selection in free talk mode
- Real-time translation cannot keep up with conversation
- Microphone quality is poor for phone calls
- Requires data connection for translation
Scores
Specifications
| Anker Space A40 | Csasan J90 Pro | |
|---|---|---|
| Design | ||
| Form Factor | in-ear | in-ear |
| Wearing Style | true wireless | true wireless |
| Ear Tips | 5 sizes of silicone ear tips | S, M, L |
| Weight | 0.06 kg★ | 0.10 kg |
| Audio | ||
| Driver Type | dynamic | dynamic |
| Driver Size | 11 mm | 13 mm★ |
| Drivers | 2★ | — |
| Freq Min | 20 Hz★ | — |
| Freq Max | 20 kHz★ | — |
| Impedance | 16 Ω | — |
| Hi-Res Audio | ✓★ | — |
| Codecs | LDAC | AAC |
| 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 | 5.3★ |
| Multipoint | ✓★ | — |
| Wired Connector | Bluetooth | — |
| Earbud Battery | ||
| Battery Life | 10 hrs★ | 8 hrs |
| Charge Time | 2 hrs | 1.5 hrs★ |
| Fast Charging | 10 min for 4 hours playback | — |
| Charging | USB-C★ | — |
| Case Battery | ||
| Case Battery | 50 hrs★ | 40 hrs |
| Case Charging | USB-C★ | — |
| Wireless Charging | ✓★ | — |
| Microphone | ||
| Microphone | ✓ | ✓ |
| Mic Count | 6★ | 2 |
| NC Mic | ✓ | ✓ |
| Features | ||
| Voice Assistant | Siri, Google Assistant | — |
| Touch Controls | ✓ | ✓ |
| App | soundcore | Ear Dance |
| Bone Conduction | ✗ | — |
| Water Resistance | IPX4 | IPX7 |
Pros & Cons
Anker Space A40
- Strong mic (98th percentile)98th %ile
- Strong connectivity (97th percentile)97th %ile
- Strong anc (97th percentile)97th %ile
- Strong sound (94th percentile)94th %ile
Csasan J90 Pro
- Strong mic (82nd percentile)82nd %ile
- Strong social proof (81st percentile)81st %ile
- Strong connectivity (79th percentile)
- Strong sound (75th percentile)
- Below average build (34th percentile)
Verdict
Scores 85 overall, wins 7 of 7 usage categories and 13 of 35 specs.