 |  | |
| Available colors | ||
| User rating |
 Bluedio R |  Westone UM PRO 20 | |
|---|---|---|
| Sound output | Stereo | Stereo |
| Style | Over-Ear | In-Ear |
| Connectivity technology | Wired & Wireless | Wired |
| Bluedio R | Westone UM PRO 20 | |
|---|---|---|
| Colour of product |
|
|
| Acoustic design | Closed | Closed |
| Attachment type | Headband | Ear canal |
| Category | Travel and Commuting | Audiophile |
| Bluedio R | Westone UM PRO 20 | |
|---|---|---|
| Impedance | 32.0 Ω | 27.0 Ω |
| Sensitivity | < 120 | < 119 |
| Frequency range | 15 - 22000 | 20 - 18000 |
| Bluedio R | Westone UM PRO 20 | |
|---|---|---|
| Inputs supported |
| 3.5mm |
| USB | yes | no |
| Bluedio R | Westone UM PRO 20 | |
|---|---|---|
| Noise-canceling | no | no |
| Playback controls | yes | no |
| Built-in heart rate monitor | no | no |
| Calorie counter | no | no |
| FM radio | no | no |
| NFC | no | no |
| Vibration | no | no |
| Carrying case | no | no |
| Pros | ||
|---|---|---|
| Cons |
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