Last Updated & Fact Checked: March 21, 2026
Are you trying to decide between the Sennheiser HD 350BT and the Sennheiser HD 450BT?
Product Versus will provide you with all the product details so you can quickly compare the facts to find which product is right for you – the Sennheiser HD 350BT or the Sennheiser HD 450BT – and find out exactly what the differences are.
Both the Sennheiser HD 350BT and the Sennheiser HD 450BT are quality products, so read on to find out which one is best for your needs!
Sennheiser HD 350BT quick facts
Sennheiser HD 450BT quick facts
Sennheiser HD 350BT product details
Bestseller No. 1
Sennheiser ACCENTUM Wireless Bluetooth Headphones – Hybrid ANC Noise Cancelling, 50‑Hour Battery, Lightweight Over‑Ear Design, Clear Calls, Travel & Work Headset, White
- HD Stereo Sound: Engineered precision with 5-band EQ and customizable sound modes for delivering an immersive personalized audio experience
- All-Day Listening: Enjoy up to 50 hours of battery life with fast charging long battery life, perfect for long workdays, travel, or extended music sessions using Sennheiser wireless headphones over ear
- Hybrid ANC & Transparency Mode: Minimize distractions with active noise cancellation on these Bluetooth wireless headphones or stay aware of your surroundings when needed
- Crystal-Clear Calls: These over-ear headphones have dual-microphone beamforming technology that ensures crisp, clear voice transmission for calls or voice assistants
- Comfortable, Stylish Design: Sennheiser's lightweight, ergonomic wireless noise cancelling headphones with soft-touch silicon-lined headband provide a secure fit, immersive sound, and all-day comfort
Bestseller No. 2
Sennheiser ACCENTUM Wireless Bluetooth Headphones - 50-Hour Battery Life, Audio, Hybrid Noise Cancelling (ANC), All-Day Comfort and Clear Voice Pick-up for Calls, Black/Copper
- Immersive HD stereo sound: Engineered with precision, a built-in 5 Band EQ, customizable sound modes for a personalized listening experience, and hybrid ANC for noise-free audio
- Hybrid ANC: Whether at work, at the gym, or outdoors, you can immerse yourself in your music with Active Noise Cancellation or stay aware of your surroundings thanks to the Transparency Mode
- Get the best possible sound: Connect your ACCENTUM headphones and laptop with the Bluetooth dongle and experience the finest high-definition music your wireless Bluetooth headphones can offer
- Plug it in, pair it, and forget it: Connect your desktop or laptop computer to your Bluetooth headphones with this easy-to-use USB-A/USB-C Dongle - Compatible with both PC and Mac
- Use the controls on your headphones: The controls for calls and music on your headphones will still work. Use them for media and calls
Bestseller No. 3
Sennheiser HD 560S Open-Back Over-Ear Wired Headphones – Neutral, Natural Sound for Music, Gaming, and Content Creation, Black
- Wide, Natural Soundstage: Open-back design delivers lifelike depth and directional detail. Ideal for music lovers and gamers seeking a more immersive alternative, and creators working on at home audio or video content.
- Neutral, Accurate Sound: Precision-tuned transducers reveal subtle details across the entire frequency range. Excellent for audiophile listening and refining audio during content creation.
- Lightweight Comfort: Velour ear pads and ventilated earcups reduce heat buildup and pressure, supporting long listening sessions for music, gaming, schoolwork, or content creation from home.
- Reliable Wired Performance: Includes detachable cable with 6.35mm plug and 3.5mm adapter for PCs, laptops, record players, and home audio. Excellent headphones for PC, corded listening setups, and plug-in devices.
- Clarity for Gaming & Detailed Listening: Open-back acoustics improve positional accuracy, helping you hear subtle details across music, games, and voice recordings; great for gamers and creators.
Sennheiser HD 450BT product details
Bestseller No. 1
Sennheiser HD 450BT Bluetooth 5.0 Wireless Headphone with Active Noise Cancellation - 30-Hour Battery Life, USB-C Fast Charging, Virtual Assistant Button, Foldable - White
- Bluetooth 5. 0 Technology For Effortless, Reliable Connectivity Including Aac And Aptx Low Latency Codec Support
- Active Noise Cancellation For Uninterrupted Listening Pleasure
- 30-Hour Battery Life With Usb-C Fast Charging
- Intuitive Controls, Including Virtual Assistant Button For Siri And Google Assistant
Bestseller No. 2
Sennheiser ACCENTUM Wireless Bluetooth Headphones Noise Cancelling - Up to 50HR Playtime, Hybrid Noise Cancelling (ANC), All-Day Comfort, Bluetooth Over Ear Headphones for School, Traveling, Black
- HD Stereo Sound: Engineered precision with 5-band EQ and customizable sound modes for headphones wireless over ear, delivering an immersive personalized audio experience
- All-Day Listening: Enjoy up to 50 hours of battery life with fast charging long battery life, perfect for long workdays, travel, or extended music sessions using Sennheiser wireless headphones over ear
- Hybrid ANC & Transparency Mode: Minimize distractions with active noise cancellation on the headphones wireless Bluetooth version or stay aware of your surroundings when needed
- Crystal-Clear Calls: The over-ear headphones have dual-microphone beamforming technology that ensures crisp, high-quality voice transmission for calls or voice assistants
- Comfortable, Stylish Design: Lightweight, ergonomic wireless noise cancelling headphones with soft-touch silicon-lined headband provide a secure fit, immersive sound, and all-day comfort
Bestseller No. 3
Sony WH-CH720N Noise Canceling Wireless Headphones Bluetooth Over The Ear Headset with Microphone and Alexa Built-in, Black New
- SONY’S LIGHTEST WIRELESS NOISE CANCELING HEADBAND EVER: Weighing just 192g, our lightest overhead wireless headphones with Noise Canceling yet, for incredible comfort without compromising on technology.
- DUAL NOISE SENSOR TECHNOLOGY: Take noise canceling to the next level with Sony’s Integrated Processor V1, so you can fully immerse yourself in the music.
- ALL DAY COMFORT: Super comfortable and lightweight design.
- SMART FEATURES: Adjustable Ambient Sound mode and Adaptive Sound control features tailors sound to suit the environment around you.
- LONG BATTERY LIFE: Up to 35-hour battery life with quick charging (3 min charge for up to 1 hour of playback).(USB Type-C Cable included
New products & alternatives to the Sennheiser HD 350BT and the Sennheiser HD 450BT
New
Sennheiser HDB 630 Wireless Over-Ear Headphones - Hi-Res Audiophile Sound, Adaptive Noise Cancellation, Parametric EQ, 60 Hour Battery Life, Includes USB-C Low-Latency Bluetooth Adapter - Black
- Audiophile tuning: Sennheiser’s in-house 42 mm transducer and refined acoustic design deliver a neutral audiophile sound with lifelike mids, stunning detail, and a wide, natural soundstage. With minimal digital processing ensuring pure fidelity true to the original recording.
- Wireless or wired: Enjoy high-resolution wireless sound with support for aptX HD and aptX Adaptive, especially when paired with the included BTD 700 Bluetooth adapter. For maximum purity, connect via USB-C for lossless listening up to 24-bit/96 kHz.
- Parametric EQ: Expert-level equalization lets you define frequency bands, widths, and filters to precisely shape your sound. Tailor bass, enhance vocals, or fine-tune for any genre, just like a mastering engineer.
- Adaptive ANC & Transparency Mode: Powerful noise cancellation blocks distractions without degrading clarity, dynamics, or balance. Transparency Mode instantly lets in surrounding sounds when you need to stay aware.
- Listen for days, not hours: A class-leading 60-hour battery keeps you going through long trips or work weeks. Just 10 minutes of fast charging adds up to 7 hours of playtime, ideal for when you’re on the move.
New
Sennheiser Momentum 4 Wireless Over-Ear Headphones - Bluetooth Headset for Clear Calls with Adaptive Noise Cancellation, Up to 60HR Playtime, Folding Design, Brown
- Seamless Firmware & App Updates: Enjoy a smoother, more reliable experience with the latest firmware and Smart Control Plus app features for your over the ear Bluetooth headphones, including ANC toggle and touchpad off switch for premium music quality
- Audiophile-Inspired Sound : Sennheiser wireless over-ear headphones over with signature sound, 42mm transducers and aptX Adaptive deliver crystal-clear audio and deep, immersive music. Ideal for music lovers and travelers
- Personalized Listening Experience: Tailor your sound on these wireless over ear headphones via the Smart Control Plus app with integrated equalizer, presets, and sound modes for a unique custom audio profile, whether used for music, podcasts, or gaming
- Adaptive Noise Cancellation & Transparency Mode: Block distractions or stay aware of your surroundings with these Bluetooth headphones for uninterrupted music enjoyment anywhere, ideal for commuters, students, and professionals
- Exceptional Comfort & Long Battery Life: These Sennheiser wireless noise cancelling headphones are lightweight, foldable and designed with a cushioned headband and ear pads; enjoy up to 60 hours of long-lasting comfort playback with fast charging capability
New
Sennheiser HD 550 Open-Back Audiophile Headphones - Lightweight Design, Best-in-Class Sound with Enhanced Bass and Treble, Gaming & Remote Work Ready, Compatible with 3.5mm and 6.35mm Audio Jacks
- Best-in-class sound: Covers a frequency range from 6 Hz - 39.5 kHz allowing you to enjoy audio with every detail and from every direction - to bring you on stage to listen to your favourite music, or right in the middle of the action in your preferred video game, all with no latency.
- Improved Wearing Comfort: We've taken consumer feedback to create our most comfortable headphones in the HD 500 series. Enjoy the trusted mechanical design of the beloved HD 500 series, now enhanced with a new headband design and leatherette material, featuring reduced clamping force for all-day comfort and a secure fit.
- Built to Last: Crafted with high-grade metal mesh and reduced plastic on the headband, along with added design highlights, these headphones offer worry-free durability and long-lasting use.
- Gaming and remote office ready: Suitable for many use cases, microphone-ready including gaming and remote working
- Proudly Made in Ireland: Neutrally tuned transducers, crafted in-house at our audiophile factory in Ireland, deliver a versatile, audiophile-grade sound experience—perfect for both music listening sessions and intense gaming.
New
Sennheiser HD 505 - Wired Headphones Over Ear with Transparent Sound and Controlled Bass, Enhanced Comfort Studio Headphones for Music, Work, Gaming, Audiophiles, Students, Traveling, Copper Edition
- Exceptional HD Sound: These headphones wired over ear have an advanced laminate diaphragm that delivers crisp highs, clear mids, and controlled bass for an immersive listening experience; great for listening to music and as gaming headphones
- Spacious Open-Back Design: The Sennheiser open back headphones provide a natural, airy soundstage ideal for music, work, and as a gaming headset
- Audiophile-Quality Clarity: Transparent audio on these corded headphones ensures every note is captured, perfect for acoustic, classical music, and audio listening
- All-Day Comfort: The music headphones have a lightweight headband with reduced clamping force and plush velour ear pads for extended music listening sessions
- Durable & Versatile: The over ear headphones wired version are made with premium materials and a 1.8-meter cable with 3.5mm plug allow for long-lasting, flexible use and provide an immersive audio experience
New
Sennheiser HD 599 - Open Headphones, Special Edition, Black, Wired
- Open Back and Around Ear Headphones
- Ergonomic acoustic refining (E.A.R. ), which directs the audio signal directly to your ear
- Thanks to the large earmuffs with soft, replaceable ear pads, there is no pressure on your ears, just sound
- Sound Pressure Level: (SPL)106dBSPL (1kHz/1Vrms)
- RCA Plug
Our conclusion on the Sennheiser HD 350BT vs Sennheiser HD 450BT
Both the Sennheiser HD 350BT and the Sennheiser HD 450BT are high quality products and we are sure you will be happy with either one. In the end it comes down to your budget and the value for money you are looking for.
Either way, the Sennheiser HD 350BT and the Sennheiser HD 450BT are both excellent products that will more than do their job!