In depth comparison and review of Koss UR 23i and JVC HA S31M. Compare design, audio features, functions and other important specifications to easily choose the right headphones for you. Our goal is to help you uncover differences between the products and find the headphones that will best fit your needs.
| DESIGN AND DIMENSIONS | Koss UR 23i | JVC HA S31M |
|---|
| Product Type | Headphones - wired - 3.5 mm jack | Headphones - wired - 3.5 mm jack | |
|---|---|---|---|
| Weight | - | 140 g | |
| Colour | White | Black | - | |
| Recommended Use | Portable electronics | Portable electronics |
| SOUND QUALITY | Koss UR 23i | JVC HA S31M |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Connectivity Technology | Wired | Wired | |
| Sound Output Mode | Stereo | - | |
| Frequency Response | 20 - 20000 Hz | 10 - 26000 Hz | JVC HA S31M offer a larger frequency range than Koss UR 23i. |
| Sensitivity | 94 dB | - | |
| Impedance | 34 Ohm | 32 Ohm | |
| Magnet Material | - | Neodymium | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | Koss UR 23i | JVC HA S31M |
|---|
| Type | On-cable | - |
|---|
| REMOTE CONTROL | Koss UR 23i | JVC HA S31M |
|---|
| Controls | - | 4-button remote |
|---|
| CABLE | Koss UR 23i | JVC HA S31M |
|---|
| Cable Type | Headphones cable - 1.22 m | Headphones cable - single-sided - L shaped - 1.2 m | |
|---|---|---|---|
| Cable Length | - | 1.2 m | |
| Plated Connector | - | Gold |
| CONNECTIONS | Koss UR 23i | JVC HA S31M |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm 4-pole) | Headphones (mini-phone stereo 3.5 mm) |
|---|
| OTHERS | Koss UR 23i | JVC HA S31M |
|---|
| Compatibility | - | iPhone | |
|---|---|---|---|
| Service & Support | Limited warranty - lifetime | - |
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