The audio industry has always looked up to Sennheiser for its unmatched sound signature and dedication to premium listening experiences. With the launch of the Sennheiser Accentum Open, the brand has entered the growing segment of open-ear true wireless earbuds, designed to offer superior comfort, awareness of surroundings, and world-class sound. Priced at ₹9,990 in India (sale price, down from ₹12,990), these earbuds aim to be the perfect balance of comfort, performance, and premium audio quality.
In this detailed review, we explore every aspect of the Sennheiser Accentum Open from design and comfort to sound quality, battery life, and real-world usage.
Table of contents
Unboxing Experience
The Sennheiser Accentum Open comes in a compact and minimalistic box pack. Inside, you’ll find:
- The earbuds themselves with their unique open-ear design
- A USB-C charging case with matte finish
- A USB-C charging cable
- Basic documentation and booklets
The charging case is pocket-friendly, featuring a USB-C port for fast charging and a discreet LED indicator. The matte finish prevents smudges and adds a premium touch. At just 29.3g for the case and 4.35g per earbud, the entire package feels incredibly lightweight.
Design and Build Quality
The Accentum Open earbuds stand out with their in-concha, open-fit design. Unlike traditional in-ear buds with silicone tips, these earbuds are designed for a breathable and pressure-free fit.
- Premium matte-finish design
- Unique stem-based ergonomics that rest comfortably in the outer ear
- IPX4 splash resistance, making them safe for workouts or outdoor use
- Available in Cream and Black color options
While the design is stylish and futuristic, the lack of silicone ear tips means the fit may vary depending on ear shape. For some users, especially with smaller ear canals, one side may feel slightly less secure.
Comfort and Fit
One of the biggest strengths of the Sennheiser Accentum Open is comfort. Since they don’t seal inside the ear canal, users don’t experience the fatigue or pressure often caused by traditional earbuds.
- Ideal for long listening sessions – you almost forget you are wearing them
- Secure fit for casual usage and light workouts
- Open design allows you to stay aware of your surroundings – useful for commuters, office workers, or joggers
However, if your ears don’t adapt well to open-fit designs, the buds may not always feel perfectly secure. This is a common issue across open-ear wireless earbuds, not specific to Sennheiser.
Sound Quality – The Sennheiser Signature
When it comes to sound, Sennheiser rarely disappoints, and the Accentum Open continues that legacy.
- Equipped with 11mm dynamic drivers, tuned by Sennheiser’s acoustic engineers
- Frequency response: 25 Hz to 15 kHz
- SBC and AAC codec support ensures compatibility with most smartphones and laptops
- Balanced sound profile with punchy bass, clear mids, and detailed highs
- Beamforming microphones deliver crystal-clear calls with effective background noise suppression
The bass tuning caters well to Indian audiences, delivering a warm and powerful low-end without overpowering vocals. Music genres like Bollywood, EDM, and pop sound engaging, while podcasts and calls retain excellent clarity.
Connectivity and Controls
The earbuds use Bluetooth 5.3, ensuring:
- Stable wireless connection with low latency
- Multipoint connectivity – pair with up to 8 devices and connect with two devices simultaneously
- Compatible with smartphones, tablets, and laptops without requiring a dedicated app
Controls are touch-sensitive, allowing intuitive playback, call management, and track skipping.
Battery Life and Charging
Battery performance is another highlight of the Accentum Open.
- Up to 6 hours of continuous playback on the earbuds
- Up to 24 hours total with charging case
- Quick charge support – 10 minutes of charging = 1 hour playback
- Fully charges in about 1 hour
This makes them an excellent choice for frequent travelers or office-goers who need all-day playback without worrying about constant charging.
Key Specifications
| Feature | Details |
|---|---|
| Price in India | ₹9,990 (incl. all taxes) |
| Drivers | 11mm dynamic drivers |
| Connectivity | Bluetooth 5.3, Multipoint |
| Supported Codecs | SBC, AAC |
| Profiles | A2DP, AVRCP, HFP |
| Frequency Response | 25 Hz – 15 kHz |
| Microphones | Dual MEMS per earbud, beamforming |
| Battery Life | 6 hrs earbuds + 24 hrs with case |
| Charging Port | USB-C |
| Weight | 4.35g per earbud, 29.3g case |
| Water Resistance | IPX4 splash resistant |
| Colors | Cream, Black |
Pros and Cons
Pros
- Premium Sennheiser sound tuning with rich bass and detailed mids
- Lightweight and breathable design for long hours of use
- Multipoint connectivity up to 8 devices
- Excellent battery backup (24 hours total)
- Clear voice calls with dual-mic beamforming
- Splash-resistant for everyday use
Cons
- No Active Noise Cancellation (ANC)
- Fit may not be secure for everyone due to lack of silicone tips
- Price slightly premium compared to rivals without ANC
Are the Sennheiser Accentum Open Worth It?
The Sennheiser Accentum Open earbuds are a unique offering for users who value comfort, sound quality, and situational awareness over noise isolation. They are ideal for:
- Professionals working in open spaces
- Commuters who need to stay aware of traffic
- Fitness enthusiasts preferring a pressure-free fit
- Audiophiles who trust Sennheiser’s superior tuning
At ₹9,990, they are priced higher than some competitors, but the sound quality, multipoint connectivity, and long-lasting comfort make them a strong recommendation for those seeking premium open-ear true wireless earbuds.
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