Side by side comparison and review of Koss UR 23i and Lenovo Yoga. 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 | Lenovo Yoga |
|---|
| Product Type | Headphones - wired - 3.5 mm jack | Headphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | - | 214 g | |
| Colour | White | Black | Mica | |
| Earpad Material | - | Memory foam | |
| Recommended Use | Portable electronics | Portable electronics | |
| Bluetooth Range (Operating Distance) | - | 10 m |
| SOUND QUALITY | Koss UR 23i | Lenovo Yoga |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Foldable | - | Yes | Lenovo Yoga can be folded. |
| Connectivity Technology | Wired | Wireless | |
| Wireless Technology | - | Bluetooth | |
| Bluetooth Version | - | Bluetooth 5.0 | |
| Active Noise Cancelling | - | Yes | Lenovo Yoga are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | Environmental Noise Cancellation (ENC) / Hybrid ANC | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Total Harmonic Distortion (THD) | - | <5% | |
| Sensitivity | 94 dB | 111 dB/mW | Lenovo Yoga have higher sensitivity than Koss UR 23i. |
| Impedance | 34 Ohm | 32 Ohm | |
| Diaphragm | - | 40 mm | |
| Simultaneously Connectable Devices Qty (Multipoint) | - | 2 | Lenovo Yoga have the ability to connect to multiple devices simultaneously. |
| Magnet Material | - | Neodymium |
| MICROPHONE | Koss UR 23i | Lenovo Yoga |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | On-cable | - |
| REMOTE CONTROL | Koss UR 23i | Lenovo Yoga |
|---|
| Controls | - | Power on/off, volume control, microphone on/mute switch, ANC on/off, multiple function button |
|---|
| CABLE | Koss UR 23i | Lenovo Yoga |
|---|
| Cable Type | Headphones cable - 1.22 m | USB-C to USB-A cable - detachable - 1.3 m |
|---|
| BATTERY AND CHARGING | Koss UR 23i | Lenovo Yoga |
|---|
| Battery Type | - | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Capacity | - | 800 mAh | |
| Battery Life | - | 14 hour(s) | |
| Charging Time | - | 3 hour(s) |
| CONNECTIONS | Koss UR 23i | Lenovo Yoga |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm 4-pole) | - |
|---|
| OTHERS | Koss UR 23i | Lenovo Yoga |
|---|
| Included Accessories | - | Carrying case | |
|---|---|---|---|
| Compliant Standards | - | TUV, CB, FCC, KCC, CEC, SRRC, NCC, ICASA, TRA, NTC, NRCAN, SIRIM, ETA, SDPPI, IMDA, JRF, DOE, RED | |
| Service & Support | Limited warranty - lifetime | Limited warranty - 1 year |
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