Anker Space A40
CMF BY NOTHING Buds Pro B172
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
CMF BY NOTHING Buds Pro B172
These CMF Buds deliver impressive sound quality with dual drivers and LDAC support, often compared favorably to much pricier competitors. Users praise the comfortable fit, long battery life, and useful case controls, though noise cancellation is noted as merely decent and the build feels a bit plasticky. A few minor complaints include the lack of a USB-C cable and a 5% battery display granularity, but overall they are seen as excellent value for under $60.
Pros
- Excellent sound quality with dual drivers
- Great value for under $60
- Comfortable fit for long sessions
- Long battery life
- Useful case controls
Cons
- No USB-C cable included
- Battery display only in 5% increments
- Noise cancellation mediocre for loud sounds
- Build feels plasticky
- Spatial audio is static, not head-tracking
Scores
Specifications
| Anker Space A40 | CMF BY NOTHING Buds Pro B172 | |
|---|---|---|
| Design | ||
| Form Factor | in-ear | in-ear |
| Wearing Style | true wireless | true wireless |
| Ear Tips | 5 sizes of silicone ear tips | S |
| Weight | 0.06 kg★ | 0.10 kg |
| Audio | ||
| Driver Type | dynamic | dynamic |
| Driver Size | 11 mm | 11 mm |
| Drivers | 2 | 2 |
| Freq Min | 20 Hz★ | — |
| Freq Max | 20 kHz★ | 5 kHz |
| Impedance | 16 Ω | 32 Ω |
| Sensitivity | — | 50 dB★ |
| Hi-Res Audio | ✓ | ✓ |
| Codecs | LDAC | 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 | Fast Charging, Microphone Included, Noise Cancellation, Surround Sound, Touch Control |
| Noise Control | ||
| ANC | ✓ | ✓ |
| ANC Type | adaptive | adaptive hybrid |
| Transparency | ✓ | ✓ |
| Connectivity | ||
| Wireless | ✓ | ✓ |
| Bluetooth | 5.2 | 5.3★ |
| Multipoint | ✓ | ✓ |
| Wired Connector | Bluetooth | Bluetooth |
| Earbud Battery | ||
| Battery Life | 10 hrs | 10 hrs |
| Charge Time | 2 hrs | 0.17000000178813934 hrs★ |
| Fast Charging | 10 min for 4 hours playback | 10 min for 3 hours playback |
| Charging | USB-C★ | — |
| Case Battery | ||
| Case Battery | 50 hrs★ | 43 hrs |
| Case Charging | USB-C★ | — |
| Wireless Charging | ✓ | ✓ |
| Microphone | ||
| Microphone | ✓ | ✓ |
| Mic Count | 6 | 6 |
| NC Mic | ✓ | ✓ |
| Features | ||
| Voice Assistant | Siri, Google Assistant | voice assistant |
| Touch Controls | ✓ | ✓ |
| App | soundcore | Nothing X |
| Gaming Mode | — | ✓★ |
| Bone Conduction | ✗ | — |
| Water Resistance | IPX4 | IP55 |
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
CMF BY NOTHING Buds Pro B172
- Strong connectivity (99th percentile)99th %ile
- Strong mic (98th percentile)98th %ile
- Strong anc (97th percentile)97th %ile
- Strong build (91st percentile)91st %ile
Pricing
CMF BY NOTHING Buds Pro B172 offers 1.2x better value for money
Verdict
Scores 85 overall, wins 5 of 7 usage categories and 6 of 37 specs.
