Side by side comparison and review of Koss UR 23i and Sony MDR XB550AP. 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 | Sony MDR XB550AP |
|---|
| Product Type | Headphones - wired - 3.5 mm jack | Headphones - wired - 3.5 mm jack | |
|---|---|---|---|
| Weight | - | 180 g | |
| Colour | White | Black | Black | Red | White | Green | Blue | |
| Recommended Use | Portable electronics | Portable electronics |
| SOUND QUALITY | Koss UR 23i | Sony MDR XB550AP |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Ear Cups Type | - | Closed | |
| Adjustable Headband | - | Yes | |
| Connectivity Technology | Wired | Wired | |
| Sound Output Mode | Stereo | - | |
| Sound Effects | - | Extra Bass | |
| Frequency Response | 20 - 20000 Hz | 5 - 22000 Hz | Sony MDR XB550AP offer a larger frequency range than Koss UR 23i. |
| Sensitivity | 94 dB | 102 dB/mW | Sony MDR XB550AP have higher sensitivity than Koss UR 23i. |
| Impedance | 34 Ohm | 24 Ohm | |
| Diaphragm | - | PET - 30 mm | |
| Magnet Material | - | Neodymium |
| MICROPHONE | Koss UR 23i | Sony MDR XB550AP |
|---|
| Type | On-cable | - |
|---|
| REMOTE CONTROL | Koss UR 23i | Sony MDR XB550AP |
|---|
| Controls | - | Answer/end |
|---|
| CABLE | Koss UR 23i | Sony MDR XB550AP |
|---|
| Cable Type | Headphones cable - 1.22 m | Headphones cable - Y-type - L shaped | |
|---|---|---|---|
| Cable Length | - | 1.2 m | |
| Plated Connector | - | Gold |
| CONNECTIONS | Koss UR 23i | Sony MDR XB550AP |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm 4-pole) | Headphones (mini-phone stereo 3.5 mm 4-pole) |
|---|
| OTHERS | Koss UR 23i | Sony MDR XB550AP |
|---|
| Service & Support | Limited warranty - lifetime | - |
|---|
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