Side by side comparison and review of Koss UR 23i and SOUL X-TRA. 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 | SOUL X-TRA |
|---|
| Product Type | Headphones - wired - 3.5 mm jack | Headphones - Bluetooth - wireless - 3.5 mm jack | |
|---|---|---|---|
| Height | - | 20 cm | |
| Width | - | 16.4 cm | |
| Depth | - | 7.2 cm | |
| Weight | - | 198 g | |
| Colour | White | Black | Blue | |
| Design | - | Sports | |
| Recommended Use | Portable electronics | Portable electronics | |
| Bluetooth Range (Operating Distance) | - | 10 m |
| SOUND QUALITY | Koss UR 23i | SOUL X-TRA |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Adjustable Headband | - | Yes | |
| Foldable | - | Yes | SOUL X-TRA can be folded. |
| Connectivity Technology | Wired | Wireless | |
| Wireless Technology | - | Bluetooth | |
| Bluetooth Version | - | Bluetooth 4.0 | |
| Bluetooth Profiles | - | Hands-Free Profile (HFP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Sensitivity | 94 dB | - | |
| Impedance | 34 Ohm | - | |
| Diaphragm | - | 40 mm | |
| Magnet Material | - | Neodymium |
| MICROPHONE | Koss UR 23i | SOUL X-TRA |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | On-cable | - |
| REMOTE CONTROL | Koss UR 23i | SOUL X-TRA |
|---|
| Controls | - | Volume, on/off, answer/end, play/pause, next/previous track, reject call, redial |
|---|
| CABLE | Koss UR 23i | SOUL X-TRA |
|---|
| Cable Type | Headphones cable - 1.22 m | USB charge cable - detachable Headphones cable - detachable - straight |
|---|
| BATTERY AND CHARGING | Koss UR 23i | SOUL X-TRA |
|---|
| Battery Type | - | Headphone battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Capacity | - | 320 mAh | |
| Battery Life | - | 24 hour(s) | |
| Charging Time | - | 2 hour(s) |
| WIRELESS LINK | Koss UR 23i | SOUL X-TRA |
|---|
| Transmission Range | - | 10 m |
|---|
| CONNECTIONS | Koss UR 23i | SOUL X-TRA |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm 4-pole) | Headphones (mini-phone stereo 3.5 mm) |
|---|
| OTHERS | Koss UR 23i | SOUL X-TRA |
|---|
| Included Accessories | - | Carrying case | |
|---|---|---|---|
| Service & Support | Limited warranty - lifetime | Limited warranty - 1 year |
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