Side by side comparison and review of Sennheiser HD 450BT and Poly Voyager Focus 2. Compare design, sound quality and other key specifications and features to simplify the choice of your perfect headphones. Our goal is to make it easier for you to decide on the headphones that will best meet your expectations by revealing the main differences between the products.
| DESIGN AND DIMENSIONS | Sennheiser HD 450BT | Poly Voyager Focus 2 |
|---|
| Product Type | Headphones - Bluetooth - wireless | Headset - Bluetooth - wireless, wired - USB-A via Bluetooth adapter | |
|---|---|---|---|
| Height | - | 18.2 cm | |
| Width | - | 15.5 cm | |
| Depth | - | 6.7 cm | |
| Weight | 238 g | 176 g | Poly Voyager Focus 2 are lighter than Sennheiser HD 450BT headphones. |
| Colour | Black | White | Black | |
| Earpad Material | - | Artificial leather | |
| Recommended Use | - | Portable electronics, computer | |
| Bluetooth Range (Operating Distance) | - | 50 m |
| SOUND QUALITY | Sennheiser HD 450BT | Poly Voyager Focus 2 |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Ear Cups Type | Closed | - | |
| Adjustable Headband | - | Yes | |
| Foldable | Yes | - | Sennheiser HD 450BT can be folded. |
| Connectivity Technology | Wireless | Wireless, wired | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 5.0 | Bluetooth 5.1 | Poly Voyager Focus 2 have a more advanced version of Bluetooth than Sennheiser HD 450BT. |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Bluetooth Audio Codec | SBC, AAC, aptX, apt-X LL | - | |
| Active Noise Cancelling | Yes | Yes | Both headphones are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | SoundGuard DIGITAL | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 18 - 22000 Hz | 20 - 20000 Hz | Sennheiser HD 450BT offer a larger frequency range than Poly Voyager Focus 2. |
| Total Harmonic Distortion (THD) | <0.3% | - | |
| Max Sound Pressure | 108 dB | - | |
| Diaphragm | - | 32 mm | |
| Simultaneously Connectable Devices Qty (Multipoint) | - | 2 | Poly Voyager Focus 2 have the ability to connect to multiple devices simultaneously. |
| Features | - | Dynamic EQ optimised |
| MICROPHONE | Sennheiser HD 450BT | Poly Voyager Focus 2 |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Type | - | Boom | |
| Microphone Operation Mode | Beamforming | MEMS-directional | |
| Frequency Response | 80 - 6000 Hz | 100 - 6800 Hz | Poly Voyager Focus 2 offer a larger microphone frequency range than Sennheiser HD 450BT. |
| Microphones Included | 2 | 4 | Poly Voyager Focus 2 have a built-in microphone. |
| REMOTE CONTROL | Sennheiser HD 450BT | Poly Voyager Focus 2 |
|---|
| Controls | - | Mute, volume, power on/off, answer/end, ANC mode |
|---|
| CABLE | Sennheiser HD 450BT | Poly Voyager Focus 2 |
|---|
| Cable Type | Audio cable - detachable USB-C charge cable - detachable |
Micro-USB charging cable | |
|---|---|---|---|
| Cable Length | - | 1.5 m |
| FEATURES | Sennheiser HD 450BT | Poly Voyager Focus 2 |
|---|
| Additional Functions | - | SoundGuard DIGITAL |
|---|
| BATTERY AND CHARGING | Sennheiser HD 450BT | Poly Voyager Focus 2 |
|---|
| Battery Type | Headphone battery rechargeable - lithium polymer | Headset battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Capacity | 600 mAh | 560 mAh | Sennheiser HD 450BT have a higher battery capacity than Poly Voyager Focus 2. |
| Battery Life | 30 hours | 40 hours | Poly Voyager Focus 2 lasts longer on a single charge than the Sennheiser HD 450BT. |
| Battery Life Details | - | Continuous talk (noise cancelling ON): up to 16 hours Continuous talk (noise cancelling OFF): up to 18 hours Continuous hearing (noise cancelling ON): up to 24 hours Continuous hearing (noise cancelling OFF): up to 40 hours |
|
| Standby Time | - | 30 days | |
| Charging Time | 2 hours | 2 hours | The charging of both headphones last the same time. |
| CONNECTIONS | Sennheiser HD 450BT | Poly Voyager Focus 2 |
|---|
| Connector Type | - | USB (USB Type-A) |
|---|
| OTHERS | Sennheiser HD 450BT | Poly Voyager Focus 2 |
|---|
| Included Accessories | Carrying case | Charging stand, charging cable, travel pouch, BT700 Bluetooth USB adapter | |
|---|---|---|---|
| Compatible Software | - | Microsoft Teams | |
| Software Certification | - | Certified for Microsoft Teams | |
| Supported Host Device OS | - | Windows 10, macOS, Windows 11 | |
| Service & Support | Limited warranty - 2 years | Limited warranty - 2 years |
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