In depth comparison and review of Koss UR 23i and JBL E500BT. 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 | JBL E500BT |
|---|
| Product Type | Headphones - wired - 3.5 mm jack | Headphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | - | 231.6 g | |
| Colour | White | Black | Black | |
| Earpad Material | - | Leather | |
| Recommended Use | Portable electronics | Portable electronics |
| SOUND QUALITY | Koss UR 23i | JBL E500BT |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Foldable | - | Yes | JBL E500BT can be folded. |
| Connectivity Technology | Wired | Wireless | |
| Wireless Technology | - | Bluetooth | |
| Bluetooth Version | - | Bluetooth 4.0 | |
| Bluetooth Profiles | - | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | - | Signature Sound | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Sensitivity | 94 dB | 96 dB | JBL E500BT have higher sensitivity than Koss UR 23i. |
| Impedance | 34 Ohm | 32 Ohm | |
| Max Sound Pressure | - | 111 dB | |
| Diaphragm | - | 50 mm |
| MICROPHONE | Koss UR 23i | JBL E500BT |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | On-cable | - | |
| Sensitivity | - | -42 dB |
| CABLE | Koss UR 23i | JBL E500BT |
|---|
| Cable Type | Headphones cable - 1.22 m | Headphones cable - detachable - anti tangle - L shaped |
|---|
| BATTERY AND CHARGING | Koss UR 23i | JBL E500BT |
|---|
| Battery Type | - | Headphone battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Capacity | - | 610 mAh | |
| Battery Life | - | 20 hour(s) | |
| Battery Life Details | - | Continuous playback: up to 20 hours Continuous talk: up to 20 hours |
|
| Charging Time | - | 2 hour(s) |
| CONNECTIONS | Koss UR 23i | JBL E500BT |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm 4-pole) | Headphones (mini-phone stereo 3.5 mm 4-pole) |
|---|
| OTHERS | Koss UR 23i | JBL E500BT |
|---|
| Included Accessories | - | Charging cable | |
|---|---|---|---|
| Service & Support | Limited warranty - lifetime | - |
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