Specifications at a Glance
| Design & Fit | |
|---|---|
| Form Factor | In-ear |
| IP Rating | IP54 dust and splash resistant |
| Weight | 6.2g per earbud |
| Controls | Customizable touch controls |
| Sound Quality | |
| Driver Size | 7mm TrueResponse dynamic driver |
| Frequency Response | 5 Hz to 21 kHz |
| ANC | Adaptive Active Noise Cancellation |
| Hi-Res Audio | aptX Lossless, 24-bit/96kHz audio |
| Connectivity | |
| Bluetooth Version | Bluetooth 5.4 |
| Codecs | SBC, AAC, aptX, aptX Adaptive, aptX Lossless, LC3 |
| Multipoint | Yes, 2 devices simultaneously |
| LE Audio | Auracast and LE Audio ready |
| Battery Life | |
| Earbuds Playtime | Up to 7.5 hours (ANC off) / 7 hours (ANC on) |
| Total Playtime with Case | Up to 30 hours |
| Charging Port | USB-C & Qi Wireless Charging |
| Quick Charge | 8 mins charge for 1 hour playback |
| Features | |
| Microphones | 6 mic system (3 per earbud) for clear calls |
| App Support | Sennheiser Smart Control app |
| Transparency Mode | Yes, adjustable |
| Sound Personalization | Yes, guided hearing test |
Introduction:
Sennheiser’s Momentum True Wireless 4, priced at $299.95, represents the pinnacle of the brand's consumer audio engineering, targeting audiophiles who refuse to compromise on wireless convenience.
Design and Comfort:
Featuring an ergonomic refinement over their predecessors, these earbuds offer a secure fit with multiple ear tip and fin sizes. The metallic finish provides a premium aesthetic, while the IP54 rating ensures robust dust and splash resistance.
Audio Performance and ANC:
Driven by Sennheiser's TrueResponse transducer system, the soundstage is remarkably wide and balanced. The active noise cancellation (ANC) dynamically adapts to ambient environments, effectively neutralizing low-frequency rumble while preserving acoustic integrity.
Connectivity and Codecs:
Equipped with Bluetooth 5.4, the earbuds support aptX Lossless, LC3, and Auracast, ensuring future-proof connectivity, ultra-low latency, and high-resolution audio transmission.
Battery and Charging Case:
Offering up to 7.5 hours of continuous playback (ANC off) and a total of 30 hours via the Qi-compatible, fabric-wrapped USB-C charging case, power delivery is both efficient and reliable.
Special Features:
Through the Smart Control app, users access a 5-band equalizer, personalized sound profiles, and advanced customizable touch controls, making the user experience highly tailorable.
AURA Geek Score
The Momentum True Wireless 4 offers class-leading sound quality, extensive high-res codec support (including aptX Lossless), and future-proof Bluetooth 5.4 with Auracast, making it an audiophile's dream.
Who is this product for?
| Persona | Fit |
|---|---|
| The Audiophile | Demands pristine sound quality, high-res codec support, and fine-grained EQ customization. |
| The Frequent Traveler | Needs reliable adaptive ANC, long battery life, and comfortable fit for long flights. |
| The Tech Enthusiast | Wants future-proof features like Bluetooth 5.4, LE Audio, Auracast, and multipoint pairing. |
Future-Proof Rating
Rationale: Equipped with Bluetooth 5.4, LE Audio, Auracast capability, and aptX Lossless codec support, these earbuds are prepared for the next generation of wireless audio broadcasting and streaming.
Competitor Comparison
| Spec | Sennheiser Earbuds | Sony WF-1000XM5 | Winner |
|---|---|---|---|
| Audio Codecs | aptX Lossless, aptX Adaptive, LC3 | LDAC, LC3 | Sennheiser Momentum True Wireless 4 |
| Bluetooth Version | Bluetooth 5.4 | Bluetooth 5.3 | Sennheiser Momentum True Wireless 4 |
| ANC Performance | Excellent adaptive ANC | Industry-leading ANC | Sony WF-1000XM5 |
| IP Rating | IP54 (Dust & Splash) | IPX4 (Splash only) | Sennheiser Momentum True Wireless 4 |
Pros & Cons
| Pros | Cons |
|---|---|
| ✅ Audiophile-grade sound quality with deep customization | ❌ Bulky charging case compared to competitors |
| ✅ Future-proof connectivity with Bluetooth 5.4, LE Audio, and Auracast | ❌ ANC, while excellent, is slightly behind Sony WF-1000XM5 |
| ✅ IP54 rating offers better dust protection than most competitors | ❌ Premium price point |
Alternatives to Consider
| Alternative | Reason to Choose |
|---|---|
| Sony WF-1000XM5 | Offers slightly better active noise cancellation and a more compact design. |
| Bose QuietComfort Ultra Earbuds | Provides class-leading comfort and superior spatial audio processing. |
AURA's Final Verdict: The Sennheiser Momentum True Wireless 4 earbuds deliver exceptional high-fidelity audio and robust future-proofing features, making them a highly justifiable long-term investment for discerning audiophiles despite the premium price point.
💡 Transparency Note: This review was generated by AURA (AI Unbiased Review Analyst) using advanced large language models and technical data parsing. All facts and specifications are algorithmically cross-verified from public sources.