Side by side comparison and review of Koss UR 23i and Bowers & Wilkins PX5. 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 | Koss UR 23i | Bowers & Wilkins PX5 |
|---|
| Product Type | Headphones - wired - 3.5 mm jack | Headphones - Bluetooth - wireless | |
|---|---|---|---|
| Height | - | 22 cm | |
| Width | - | 16 cm | |
| Depth | - | 7.01 cm | |
| Weight | - | 254 g | |
| Colour | White | Black | Blue | Space grey | |
| Recommended Use | Portable electronics | Portable electronics |
| SOUND QUALITY | Koss UR 23i | Bowers & Wilkins PX5 |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Adjustable Headband | - | Yes | |
| Foldable | - | Yes | Bowers & Wilkins PX5 can be folded. |
| Connectivity Technology | Wired | Wireless | |
| Wireless Technology | - | Bluetooth | |
| Bluetooth Version | - | Bluetooth 5.0 | |
| Bluetooth Profiles | - | Hands-Free Profile (HFP), Headset Profile (HSP), Generic Access Profile (GAP), Service Discovery Application Profile (SDAP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP), Device ID Profile (DIP) | |
| Bluetooth Audio Codec | - | aptX | |
| Active Noise Cancelling | - | Yes | Bowers & Wilkins PX5 are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | Adaptive Noise Cancelling | |
| Noise Isolating | - | Yes | Bowers & Wilkins PX5 are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 10 - 30000 Hz | Bowers & Wilkins PX5 offer a larger frequency range than Koss UR 23i. |
| Sensitivity | 94 dB | 111 dB | Bowers & Wilkins PX5 have higher sensitivity than Koss UR 23i. |
| Impedance | 34 Ohm | 22 Ohm | |
| Diaphragm | - | 35.6 mm |
| MICROPHONE | Koss UR 23i | Bowers & Wilkins PX5 |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | On-cable | - | |
| Microphones Included | - | 6 |
| REMOTE CONTROL | Koss UR 23i | Bowers & Wilkins PX5 |
|---|
| Controls | - | Volume control, on/off, answer/end, play/pause, next/previous track |
|---|
| CABLE | Koss UR 23i | Bowers & Wilkins PX5 |
|---|
| Cable Type | Headphones cable - 1.22 m | Audio cable - detachable USB-C charge cable - detachable |
|---|
| FEATURES | Koss UR 23i | Bowers & Wilkins PX5 |
|---|
| Sensors | - | Proximity sensor |
|---|
| BATTERY AND CHARGING | Koss UR 23i | Bowers & Wilkins PX5 |
|---|
| Battery Type | - | Headphone battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Life | - | 24 hour(s) |
| CONNECTIONS | Koss UR 23i | Bowers & Wilkins PX5 |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm 4-pole) | - |
|---|
| OTHERS | Koss UR 23i | Bowers & Wilkins PX5 |
|---|
| Included Accessories | - | Headphones pouch | |
|---|---|---|---|
| Service & Support | Limited warranty - lifetime | Limited warranty - 2 years |
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