In depth comparison and review of Koss UR 23i and Sony WH-1000XM2. 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 | Sony WH-1000XM2 |
|---|
| Product Type | Headphones - wired - 3.5 mm jack | Headphones - Bluetooth - wireless - NFC | |
|---|---|---|---|
| Weight | - | 275 g | |
| Colour | White | Black | Gold | Black | |
| Recommended Use | Portable electronics | Portable electronics | |
| Bluetooth Range (Operating Distance) | - | 10 m | |
| High-Resolution Audio | - | Yes |
| SOUND QUALITY | Koss UR 23i | Sony WH-1000XM2 |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Ear Cups Type | - | Closed | |
| Foldable | - | Yes | Sony WH-1000XM2 can be folded. |
| Connectivity Technology | Wired | Wireless | |
| 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) | |
| Bluetooth Audio Codec | - | SBC, AAC, aptX, aptX HD, LDAC | |
| Active Noise Cancelling | - | Yes | Sony WH-1000XM2 are equipped with active noice cancellation. |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | - | Digital Sound Enhancement Engine HX (DSEE HX), S-Master HX | |
| Frequency Response | 20 - 20000 Hz | 4 - 40000 Hz | Sony WH-1000XM2 offer a larger frequency range than Koss UR 23i. |
| Sensitivity | 94 dB | 103 dB/mW | Sony WH-1000XM2 have higher sensitivity than Koss UR 23i. |
| Impedance | 34 Ohm | 46 Ohm | |
| Diaphragm | - | Aluminium coated LCP - 40 mm | |
| Magnet Material | - | Neodymium |
| MICROPHONE | Koss UR 23i | Sony WH-1000XM2 |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | On-cable | - | |
| Microphone Technology | - | Electret condenser | |
| Microphone Operation Mode | - | Omni-directional | |
| Frequency Response | - | 50 - 8000 Hz | |
| Audio Input Details | - | - 50 - 8000 Hz |
| REMOTE CONTROL | Koss UR 23i | Sony WH-1000XM2 |
|---|
| Controls | - | Volume, noise-cancellation suspend button |
|---|
| CABLE | Koss UR 23i | Sony WH-1000XM2 |
|---|
| Cable Type | Headphones cable - 1.22 m | Headphones cable - detachable - OFC - L shaped - 1.5 m Micro-USB cable - 50 cm |
|
|---|---|---|---|
| Cable Length | - | 1.5 m | |
| Detachable Cable | - | Yes | |
| Plated Connector | - | Gold |
| FEATURES | Koss UR 23i | Sony WH-1000XM2 |
|---|
| Intelligent Assistant | - | Google Assistant |
|---|
| BATTERY AND CHARGING | Koss UR 23i | Sony WH-1000XM2 |
|---|
| Battery Type | - | Headphone battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Life | - | 38 hour(s) | |
| Battery Life Details | - | Continuous playback (noise cancelling ON): up to 30 hours Continuous playback (noise cancelling OFF): up to 38 hours Standby (noise cancelling ON): up to 40 hours Standby (noise cancelling OFF): up to 200 hours |
|
| Standby Time | - | 200 hours | |
| Charging Time | - | 4 hour(s) |
| WIRELESS LINK | Koss UR 23i | Sony WH-1000XM2 |
|---|
| Transmission Range | - | 10 m | |
|---|---|---|---|
| Radio Frequency Range | - | 2.4 - 2.4835GHz |
| CONNECTIONS | Koss UR 23i | Sony WH-1000XM2 |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm 4-pole) | Headphones (mini-phone stereo 3.5 mm 4-pole) USB (power only) (5 pin Micro-USB Type B (power only)) |
|---|
| OTHERS | Koss UR 23i | Sony WH-1000XM2 |
|---|
| Included Accessories | - | Carrying pouch, airplane adapter | |
|---|---|---|---|
| Compatibility | - | iPhone, iPod, Android phone | |
| Service & Support | Limited warranty - lifetime | - |
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