Detailed comparison and review of Koss UR 23i and Sennheiser HD 2.20s. 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 | Koss UR 23i | Sennheiser HD 2.20s |
|---|
| Product Type | Headphones - wired - 3.5 mm jack | Headphones - wired - 3.5 mm jack | |
|---|---|---|---|
| Series | - | HD 2.0 | |
| Weight | - | 246 g | |
| Colour | White | Black | Black | |
| Recommended Use | Portable electronics | Portable electronics |
| SOUND QUALITY | Koss UR 23i | Sennheiser HD 2.20s |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Ear Cups Type | - | Closed | |
| Connectivity Technology | Wired | Wired | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 18 - 18000 Hz | Koss UR 23i offer a larger frequency range than Sennheiser HD 2.20s. |
| Total Harmonic Distortion (THD) | - | 0.5% | |
| Sensitivity | 94 dB | 117 dB | Sennheiser HD 2.20s have higher sensitivity than Koss UR 23i. |
| Impedance | 34 Ohm | 26 Ohm | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | Koss UR 23i | Sennheiser HD 2.20s |
|---|
| Type | On-cable | On-cable |
|---|
| REMOTE CONTROL | Koss UR 23i | Sennheiser HD 2.20s |
|---|
| Controls | - | Volume, answer/end, play/pause |
|---|
| CABLE | Koss UR 23i | Sennheiser HD 2.20s |
|---|
| Cable Type | Headphones cable - 1.22 m | Headphones cable - 1.4 m | |
|---|---|---|---|
| Cable Length | - | 1.4 m |
| CONNECTIONS | Koss UR 23i | Sennheiser HD 2.20s |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm 4-pole) | Headphones (mini-phone stereo 3.5 mm 4-pole) |
|---|
| OTHERS | Koss UR 23i | Sennheiser HD 2.20s |
|---|
| Included Accessories | - | Audio cable (1.4 m) | |
|---|---|---|---|
| Service & Support | Limited warranty - lifetime | Limited warranty - 2 years |
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