Side by side comparison and review of Sony WF-1000XM3 and KEF Mu3. 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 | Sony WF-1000XM3 | KEF Mu3 |
|---|
| Product Type | True wireless earphones - Bluetooth / 2.4 GHz radio frequency - wireless - NFC | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 17 g | - | |
| Dimensions & Weight Details | Earbud: 8.5 g Charging case: 77 g |
Earbud: 1.75 cm x 2.63 cm x 2.45 cm / 5.8 g Charging case: 6.2 cm x 5.2 cm x 3.35 cm / 46.8 g |
|
| Colour | Black | Silver | Silver grey | |
| Protection | - | Splashproof | |
| Recommended Use | Portable electronics | Portable electronics | |
| Bluetooth Range (Operating Distance) | 10 m | 10 m | The maximum operating distance of both headphones is the same. |
| SOUND QUALITY | Sony WF-1000XM3 | KEF Mu3 |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth / 2.4 GHz radio frequency | Bluetooth | |
| Bluetooth Version | Bluetooth 5.0 | Bluetooth 5.0 | Both headphones have the same Bluetooth version. |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP), Serial Copy Management System (SCMS-T) | - | |
| Bluetooth Audio Codec | SBC, AAC | SBC, AAC | |
| Active Noise Cancelling | Yes | Yes | Both headphones are equipped with active noice cancellation. |
| Sound Output Mode | - | Stereo | |
| Sound Effects | Digital Sound Enhancement Engine HX (DSEE HX) | - | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Max Input Power | - | 5 mW | |
| Sensitivity | - | 104 dB/mW | |
| Impedance | - | 16 Ohm | |
| Diaphragm | 6 mm | 8.2 mm | KEF Mu3 have a thicker diaphragm than Sony WF-1000XM3. |
| Magnet Material | Neodymium | - |
| MICROPHONE | Sony WF-1000XM3 | KEF Mu3 |
|---|
| Form Factor | Built-in | Built-in |
|---|
| REMOTE CONTROL | Sony WF-1000XM3 | KEF Mu3 |
|---|
| Controls | Noise-cancellation suspend button | Multiple function button |
|---|
| CABLE | Sony WF-1000XM3 | KEF Mu3 |
|---|
| Cable Type | USB-C charge cable - detachable - 20 cm | - |
|---|
| BATTERY AND CHARGING | Sony WF-1000XM3 | KEF Mu3 |
|---|
| Battery Type | Headphone battery rechargeable | Headphone battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Capacity | - | 50 mAh | |
| Battery Life | 8 hour(s) | 9 hour(s) | KEF Mu3 lasts longer on a single charge than the Sony WF-1000XM3. |
| Battery Life Details | Continuous playback (noise cancelling OFF): up to 8 hours Continuous playback (noise cancelling ON): up to 6 hours Continuous talk (noise cancelling OFF): up to 4.5 hours Continuous talk (noise cancelling ON): up to 4 hours Standby (noise cancelling OFF): up to 15 hours Standby (noise cancelling ON): up to 9 hours |
Continuous playback (noise cancelling ON): up to 9 hours Continuous playback (with included charging case): up to 24 hours |
|
| Standby Time | 15 hours | - | |
| Charging Time | 1.5 hour(s) | - | |
| Included Qty | - | 2 |
| CONNECTIONS | Sony WF-1000XM3 | KEF Mu3 |
|---|
| Connector Type | Bluetooth USB (power only) (USB Type-C) |
- |
|---|
| OTHERS | Sony WF-1000XM3 | KEF Mu3 |
|---|
| Included Accessories | Charging case | 4 pairs of silicone ear tips, USB-C charging cable, charging case (350 mAh) | |
|---|---|---|---|
| Compliant Standards | - | IPX5 |
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