Detailed comparison and review of ASTRO A40 TR and Sennheiser HD 450BT. With our comprehensive overview, you can simply compare design, sound quality, but also other key features of both headphones and easily decide which ones are the right choice for you. Our goal is to help you identify the main differences between products and find the headphones that best fit your needs and expectations.
| DESIGN AND DIMENSIONS | ASTRO A40 TR | Sennheiser HD 450BT |
|---|
| Product Type | Headset - wired - 3.5 mm jack | Headphones - Bluetooth - wireless | |
|---|---|---|---|
| Height | 9.5 cm | - | |
| Width | 19.7 cm | - | |
| Depth | 20.32 cm | - | |
| Weight | 369 g | 238 g | Sennheiser HD 450BT are lighter than ASTRO A40 TR headphones. |
| Colour | Black, blue | Black | Black, red | White | Black, olive | Navy, crimson | Black | White | |
| Earpad Material | Synthetic leather | - | |
| Recommended Use | Game console, computer | - |
| SOUND QUALITY | ASTRO A40 TR | Sennheiser HD 450BT |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Ear Cups Type | Open | Closed | |
| Foldable | - | Yes | Sennheiser HD 450BT can be folded. |
| Connectivity Technology | Wired | Wireless | |
| Wireless Technology | - | Bluetooth | |
| Bluetooth Version | - | Bluetooth 5.0 | |
| Bluetooth Profiles | - | 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 | Sennheiser HD 450BT are equipped with active noice cancellation. |
| Noise Isolating | Yes | - | ASTRO A40 TR are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Built-in Decoders | MixAmp Dolby Digital | - | |
| Sound Effects | 7.1 Channel Dolby Headphone Surround Sound | - | |
| Frequency Response | 20 - 24000 Hz | 18 - 22000 Hz | ASTRO A40 TR offer a larger frequency range than Sennheiser HD 450BT. |
| Total Harmonic Distortion (THD) | <0.1% | <0.3% | ASTRO A40 TR have lower total harmonic distortion than ASTRO A40 TR. |
| Impedance | 48 Ohm | - | |
| Max Sound Pressure | - | 108 dB | |
| Diaphragm | 40 mm | - | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | ASTRO A40 TR | Sennheiser HD 450BT |
|---|
| Form Factor | Detachable headset microphone | Built-in | |
|---|---|---|---|
| Type | Boom | - | |
| Microphone Operation Mode | Uni-directional | Beamforming | |
| Frequency Response | - | 80 - 6000 Hz | |
| Audio Input Details | Uni-directional | - | |
| Microphones Included | - | 2 |
| REMOTE CONTROL | ASTRO A40 TR | Sennheiser HD 450BT |
|---|
| Controls | Volume | - |
|---|
| CABLE | ASTRO A40 TR | Sennheiser HD 450BT |
|---|
| Cable Type | Headset cable - detachable - 2 m Audio splitter - 1.5 m |
Audio cable - detachable USB-C charge cable - detachable |
|
|---|---|---|---|
| Cable Length | 2 m | - | |
| Detachable Cable | Yes | - |
| BATTERY AND CHARGING | ASTRO A40 TR | Sennheiser HD 450BT |
|---|
| Battery Type | - | Headphone battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Capacity | - | 600 mAh | |
| Battery Life | - | 30 hours | |
| Charging Time | - | 2 hours |
| CONNECTIONS | ASTRO A40 TR | Sennheiser HD 450BT |
|---|
| Connector Type | Headset (mini-phone stereo 3.5 mm 5-pole) | - |
|---|
| OTHERS | ASTRO A40 TR | Sennheiser HD 450BT |
|---|
| Bundled with | Astro MixAmp Pro TR | - | |
|---|---|---|---|
| Included Accessories | Detachable microphone, 2 speaker tags | Carrying case | |
| Compatibility | Mac, Windows | - | |
| Service & Support | Limited warranty - 1 year | Limited warranty - 2 years |
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