Side by side comparison and review of Koss UR 23i and Sony WH-CH500. 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 WH-CH500 |
|---|
| Product Type | Headphones - wired - 3.5 mm jack | Headphones - Bluetooth - wireless - NFC | |
|---|---|---|---|
| Weight | - | 140 g | |
| Colour | White | Black | Black | Grey | Blue | |
| Recommended Use | Portable electronics | Portable electronics | |
| Bluetooth Range (Operating Distance) | - | 10 m |
| SOUND QUALITY | Koss UR 23i | Sony WH-CH500 |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Ear Cups Type | - | Closed | |
| Connectivity Technology | Wired | Wireless | |
| Wireless Technology | - | Bluetooth | |
| Bluetooth Version | - | Bluetooth 4.2 | |
| Bluetooth Profiles | - | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Bluetooth Audio Codec | - | SBC, AAC | |
| 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 | - | 30 mm | |
| Magnet Material | - | Ferrite |
| MICROPHONE | Koss UR 23i | Sony WH-CH500 |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | On-cable | - | |
| Microphone Technology | - | Electret condenser | |
| Microphone Operation Mode | - | Omni-directional | |
| Frequency Response | - | 50 - 8000 Hz |
| REMOTE CONTROL | Koss UR 23i | Sony WH-CH500 |
|---|
| Controls | - | Volume, power on/off |
|---|
| CABLE | Koss UR 23i | Sony WH-CH500 |
|---|
| Cable Type | Headphones cable - 1.22 m | Micro-USB cable - 50 cm |
|---|
| BATTERY AND CHARGING | Koss UR 23i | Sony WH-CH500 |
|---|
| Battery Type | - | Headphone battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Life | - | 20 hour(s) | |
| Standby Time | - | 200 hours | |
| Voltage Provided | - | 3.7 / 5 V | |
| Charging Time | - | 4.5 hour(s) | |
| Power Consumption | - | 0.7 Watt |
| CONNECTIONS | Koss UR 23i | Sony WH-CH500 |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm 4-pole) | USB (5 pin Micro-USB Type B) Bluetooth |
|---|
| OTHERS | Koss UR 23i | Sony WH-CH500 |
|---|
| Compatibility | - | iPhone, Android phone, Mac, Windows | |
|---|---|---|---|
| Service & Support | Limited warranty - lifetime | Limited warranty - 1 year |
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