Sennheiser MOMENTUM True Wireless 509181
Sennheiser
83 Overall Score
vs
Anker Space A40
Anker
85 Overall Score
What Buyers Say
Sennheiser MOMENTUM True Wireless 509181
No customer feedback yet
Anker Space A40
85 out of 100 low confidence 9 reviews
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
Sound quality 7
Noise cancellation 7
Battery life 6
Comfort and fit 5
Value for money 5
Bluetooth connectivity 3
Scores
Budget
Commute
Music
Gaming
Travel
Fitness
Calls
Specifications
| Sennheiser MOMENTUM True Wireless 509181 | Anker Space A40 | |
|---|---|---|
| Design | ||
| Form Factor | in-ear | in-ear |
| Wearing Style | true wireless stereo earphones | true wireless |
| Ear Tips | XS, S, M, L | 5 sizes of silicone ear tips |
| Weight | 0.01 kg★ | 0.06 kg |
| Audio | ||
| Driver Type | dynamic | dynamic |
| Driver Size | 7 mm | 11 mm★ |
| Drivers | 7★ | 2 |
| Freq Min | 5 Hz★ | 20 Hz |
| Freq Max | 21 kHz★ | 20 kHz |
| Impedance | — | 16 Ω |
| Sensitivity | 107 dB★ | — |
| Hi-Res Audio | ✓ | ✓ |
| Codecs | SBC, AAC, aptX, aptX adaptive | 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 | Hybrid Adaptive | adaptive |
| Transparency | ✓ | ✓ |
| Connectivity | ||
| Wireless | ✓ | ✓ |
| Bluetooth | 5.2 | 5.2 |
| Profiles | A2DP, AVRCP, HFP | — |
| Multipoint | ✗ | ✓★ |
| Wired Connector | — | Bluetooth |
| Earbud Battery | ||
| Battery Life | 7 hrs | 10 hrs★ |
| Charge Time | 1.5 hrs★ | 2 hrs |
| Fast Charging | 10 min charging 1 hrs music playtime | 10 min for 4 hours playback |
| Charging | USB-C | USB-C |
| Case Battery | ||
| Case Battery | 28 hrs | 50 hrs★ |
| Case Charging | USB-C | USB-C |
| Wireless Charging | ✓ | ✓ |
| Capacity | 77 mAh★ | — |
| Microphone | ||
| Microphone | ✓ | ✓ |
| Mic Count | 6 | 6 |
| NC Mic | ✓ | ✓ |
| Features | ||
| Voice Assistant | Siri, Google Assistant | Siri, Google Assistant |
| Touch Controls | ✓ | ✓ |
| App | Sennheiser Smart Control | soundcore |
| Gaming Mode | ✗ | — |
| Bone Conduction | ✗ | ✗ |
| Water Resistance | IPX4 | IPX4 |
Pros & Cons
Sennheiser MOMENTUM True Wireless 509181
- Strong sound (100th percentile)100th %ile
- Strong mic (98th percentile)98th %ile
- Strong anc (97th percentile)97th %ile
- Strong comfort (95th percentile)95th %ile
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
Pricing
Verdict
Winner: Sennheiser MOMENTUM True Wireless 509181
Scores 83 overall, wins 5 of 7 usage categories and 7 of 39 specs.
