Side by side comparison and review of Koss UR 23i and Logitech H111. 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 | Logitech H111 |
|---|
| Product Type | Headphones - wired - 3.5 mm jack | Headset - wired - 3.5 mm jack | |
|---|---|---|---|
| Height | - | 16.2 cm | |
| Width | - | 14.4 cm | |
| Depth | - | 4.6 cm | |
| Weight | - | 74 g | |
| Colour | White | Black | - | |
| Earpad Material | - | Foam | |
| Recommended Use | Portable electronics | Portable electronics, computer |
| SOUND QUALITY | Koss UR 23i | Logitech H111 |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Adjustable Headband | - | Yes | |
| Connectivity Technology | Wired | Wired | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Max Input Power | - | 20 mW | |
| Sensitivity | 94 dB | 100 dB +/- 3dB | Logitech H111 have higher sensitivity than Koss UR 23i. |
| Impedance | 34 Ohm | 32 Ohm | |
| Diaphragm | - | 30 mm |
| MICROPHONE | Koss UR 23i | Logitech H111 |
|---|
| Form Factor | - | Headset microphone | |
|---|---|---|---|
| Type | On-cable | Boom | |
| Microphone Operation Mode | - | Bi-directional | |
| Frequency Response | - | 100 - 16000 Hz | |
| Sensitivity | - | -38 dBV/Pascal | |
| Sensitivity Margin | - | +/- 4dB |
| CABLE | Koss UR 23i | Logitech H111 |
|---|
| Cable Type | Headphones cable - 1.22 m | Headset cable - 2.35 m | |
|---|---|---|---|
| Cable Length | - | 2.35 m |
| CONNECTIONS | Koss UR 23i | Logitech H111 |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm 4-pole) | Headset (mini-phone 3.5 mm 4-pole) |
|---|
| OTHERS | Koss UR 23i | Logitech H111 |
|---|
| Compliant Standards | - | EAC | |
|---|---|---|---|
| Service & Support | Limited warranty - lifetime | Limited warranty - 2 years |
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