Detailed comparison and review of JBL Everest 300 and Koss UR 23i. 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 | JBL Everest 300 | Koss UR 23i |
|---|
| Product Type | Headphones - Bluetooth - wireless | Headphones - wired - 3.5 mm jack | |
|---|---|---|---|
| Height | 16.32 cm | - | |
| Width | 17.38 cm | - | |
| Depth | 7.08 cm | - | |
| Weight | 245 g | - | |
| Colour | Blue | Red | Black | White | White | Black | |
| Recommended Use | Portable electronics | Portable electronics |
| SOUND QUALITY | JBL Everest 300 | Koss UR 23i |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Connectivity Technology | Wireless | Wired | |
| Wireless Technology | Bluetooth | - | |
| Bluetooth Version | Bluetooth 4.1 | - | |
| 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 | |
| Frequency Response | 10 - 22000 Hz | 20 - 20000 Hz | JBL Everest 300 offer a larger frequency range than Koss UR 23i. |
| Max Input Power | 30 mW | - | |
| Sensitivity | 100 dB/mW | 94 dB | JBL Everest 300 have higher sensitivity than Koss UR 23i. |
| Impedance | - | 34 Ohm | |
| Max Sound Pressure | 115 dB | - | |
| Diaphragm | 40 mm | - |
| MICROPHONE | JBL Everest 300 | Koss UR 23i |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Type | - | On-cable | |
| Sensitivity | -42 dBV/Pascal | - |
| CABLE | JBL Everest 300 | Koss UR 23i |
|---|
| Cable Type | - detachable - detachable |
Headphones cable - 1.22 m |
|---|
| BATTERY AND CHARGING | JBL Everest 300 | Koss UR 23i |
|---|
| Battery Type | Rechargeable - lithium polymer | - | |
|---|---|---|---|
| Battery Capacity | 610 mAh | - | |
| Battery Life | 20 hour(s) | - | |
| Charging Time | 2.5 hour(s) | - |
| WIRELESS LINK | JBL Everest 300 | Koss UR 23i |
|---|
| Modulation Type | GFSK, 8-DPSK, DQPSK | - |
|---|
| CONNECTIONS | JBL Everest 300 | Koss UR 23i |
|---|
| Connector Type | (mini-phone 3.5 mm 4-pole) | Headphones (mini-phone stereo 3.5 mm 4-pole) |
|---|
| OTHERS | JBL Everest 300 | Koss UR 23i |
|---|
| Service & Support | Limited warranty - parts and labour - 1 year | Limited warranty - lifetime |
|---|
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