audioviser.com
90The reviewer described the HD 450SE as a strong-value ANC headphone with good design, decent comfort, and pleasing sound. Battery life and noise cancellation were also singled out as major strengths.
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Image © SennheiserSennheiser HD 450SE
60/ 100
Average
HearWiki score
Priced about right
$99
typical price, USD
Discontinuedupdated price check
At a glance
- Brand
- Sennheiser
- Type
- Over-Ear
- Fit
- -
- Connection
- Wireless
- Noise cancelling
- Yes
- Released
- 2021
Score breakdownaverage overall
Sound7.2
Noise cancelling4.5
Battery6.3
Calls5.0
The HearWiki takeAI-condensed
The Sennheiser HD 450SE is a wireless over-ear headphone offering hybrid active noise cancellation, a 30-hour battery, and support for aptX Low Latency codecs. It delivers a balanced, clear sound signature and solid build quality, but comfort and control ergonomics may not suit everyone. With multipoint Bluetooth 5.0 and a foldable design, it's a feature-rich option at a budget-friendly price, though its overall value depends on your tolerance for its fit and button layout.
What works
- Effective hybrid ANC for the price
- Long 30-hour battery life with ANC on
- Clean, balanced sound with good clarity
- Supports aptX and aptX Low Latency codecs
- Foldable design with USB-C and multipoint
What doesn't
- Headband and earcups can feel uncomfortable over time
- Physical button controls are not very intuitive
- No water resistance rating
- Some may find the feature set basic compared to rivals
Paraphrased from published reviews & specs - not an original hands-on test. Our AI disclosure.
Specifications
| Driver | 32 mm dynamic |
|---|---|
| Driver type | dynamic |
| Driver size | 32 mm |
| Drivers per side | 1 |
| Frequency response | 18 Hz - 22 kHz |
| Sensitivity | 108 dB/mW |
Audio
| Driver | 32 mm dynamic |
|---|---|
| Driver type | dynamic |
| Driver size | 32 mm |
| Drivers per side | 1 |
| Frequency response | 18 Hz - 22 kHz |
| Sensitivity | 108 dB/mW |
Wireless
| Bluetooth | 5.0 |
|---|---|
| Codecs | SBC, AAC, aptX, aptX Low Latency |
| Multipoint pairing | Yes |
Battery
| Battery life | 30 h |
|---|---|
| Battery life (ANC on) | 30 h |
| Full charge time | 120 min |
| Quick charge | 10 min → 1 h |
| Wireless charging | No |
Features
| Active noise cancelling | Yes |
|---|---|
| ANC type | hybrid |
| Transparency mode | Yes |
| Companion app | Yes |
| Custom EQ | Yes |
| Wear detection | No |
| Controls | buttons |
| Voice assistant | Alexa, Google Assistant |
Design
| Weight | 238 g |
|---|---|
| Water resistance | none |
| Foldable | Yes |
| USB-C | Yes |
| Connector | 2.5 mm balanced |
| Model code | 509280 |
Calls
| Microphones | 2 |
|---|
Where to buy
Retailers we matched to this exact model. Prices are periodic snapshots - the link always opens the retailer's current listing.
What the reviews said
5 source(s) feeding this product's score.
What YouTube reviewers say
Video reviews we found, each condensed to its verdict. They do feed the HearWiki score, at a measured weight below what a published written review carries.
The consensus
Positiveacross 5 videosReviewers generally agree that the Sennheiser HD 450SE delivers strong sound quality, especially with EQ, and effective noise cancellation for its price, along with solid build and good battery life.
Reviewers liked
- Strong sound quality, especially with EQ
- Effective noise cancellation for the price
- Good battery life and solid build
Reviewers flagged
- Small ear cups and strong clamping force cause discomfort for many
- Controls are small and lack tactile feedback
- Noise cancellation can glitch occasionally
9:38Sennheiser HD 4.50 SE | $200 Bluetooth Headset Any Good?
The reviewer finds the Sennheiser HD 450SE to have good sound quality and effective noise cancellation, but the comfort is a major drawback due to small ear cups and strong clamping force, making it uncomfortable for many users. Despite the solid build and features, the reviewer does not think it's worth the price and plans to return it.
MixedWatch on YouTube
7:48Best Sounding 'Affordable' ANC Headphones: Sennheiser HD 450SE Review & Unboxing!
The reviewer finds the Sennheiser HD 450SE to be an excellent value, especially when discounted, offering impressive sound quality (particularly with EQ), decent ANC, good battery life, and a solid build. The main drawback is comfort, with small earcups and high clamping force that may bother users with larger ears or glasses, but overall it's a strong recommendation in its price range.
PositiveWatch on YouTube
2:34Sennheiser HD 450SE Bluetooth 5.0 Wireless Headphone with Alexa Built-in - Active Noise Cancellation
The reviewer praises the Sennheiser HD 450SE as an excellent wireless headphone, highlighting its comfortable fit, strong sound quality with full bass and treble, and the convenience of a wired option. They found the wireless performance to be on par with wired, and overall recommend it highly.
PositiveWatch on YouTube
2:26Sennheiser HD 450SE Review | Wireless Noise-Cancelling Bluetooth Headphones
The reviewer praises the Sennheiser HD 450SE as a premium noise-cancelling headphone with strong audio quality, comfort, and useful features like transparency mode and long battery life, recommending it for remote work and general use.
PositiveWatch on YouTube
2:56Immerse Yourself in Sound with Sennheiser HD 450SE: Full Review
The reviewer praises the Sennheiser HD 450SE for its sleek design, comfortable memory foam ear pads, and effective noise cancellation. They highlight the deep bass, clear mids and treble, responsive touch controls, and long 30-hour battery life with fast charging, concluding it's an excellent choice for anyone seeking quality noise-canceling headphones.
PositiveWatch on YouTube
Summaries are AI condensations of each video's own conclusion, not transcripts. Titles, thumbnails and view counts belong to their channels.
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