In depth comparison and review of Bowers & Wilkins PI3 and Sony WF-1000XM4. 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 | Bowers & Wilkins PI3 | Sony WF-1000XM4 |
|---|
| Product Type | Earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Height | 40 cm | - | |
| Width | 3 cm | - | |
| Depth | 4 cm | - | |
| Weight | 31.8 g | 41 g | Bowers & Wilkins PI3 are lighter than Bowers & Wilkins PI3 headphones. |
| Dimensions & Weight Details | - | Earphone: 7.3 g | |
| Colour | Blue | Gold | Space grey | Black | Silver | |
| Earpad Material | - | Polyurethane foam | |
| Protection | Water-resistant | Water-resistant | |
| Recommended Use | Portable electronics | Portable electronics |
| SOUND QUALITY | Bowers & Wilkins PI3 | Sony WF-1000XM4 |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| Headphones Technology | Balanced armature | Dynamic | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 5.0 | Bluetooth 5.2 | Sony WF-1000XM4 have a more advanced version of Bluetooth than Bowers & Wilkins PI3. |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP), Generic Attribute Profile (GATT) | Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP), Serial Copy Management System (SCMS-T) | |
| Bluetooth Audio Codec | aptX | SBC, AAC, LDAC | |
| Active Noise Cancelling | - | Yes | Sony WF-1000XM4 are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | Digital Noise Cancelling technology (DNC) | |
| Noise Isolating | Yes | - | Bowers & Wilkins PI3 are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | - | |
| Sound Effects | - | Digital Sound Enhancement Engine Extreme (DSEE Extreme), Ambient Sound Mode, Adaptive Sound Control, 360 Reality Audio | |
| Frequency Response | 10 - 30000 Hz | 20 - 20000 Hz | Bowers & Wilkins PI3 offer a larger frequency range than Sony WF-1000XM4. |
| Total Harmonic Distortion (THD) | <0.3% | - | |
| Diaphragm | 9.2 mm | 6 mm | Bowers & Wilkins PI3 have a thicker diaphragm than Sony WF-1000XM4. |
| Magnet Material | - | Neodymium | |
| Features | Dual driver | Precise Voice Pickup Technology, Quick Attention function, Microsoft Swift Pair, Processor V1, Automatic Wind Noise Reduction, Speak-to-Chat | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | Bowers & Wilkins PI3 | Sony WF-1000XM4 |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | On-cable | - | |
| Microphone Operation Mode | - | Omni-directional | |
| Microphones Included | - | 2 |
| REMOTE CONTROL | Bowers & Wilkins PI3 | Sony WF-1000XM4 |
|---|
| Controls | Volume | Tap control |
|---|
| CABLE | Bowers & Wilkins PI3 | Sony WF-1000XM4 |
|---|
| Cable Type | USB-C to USB-A cable - 20 cm | USB-C charge cable - detachable |
|---|
| FEATURES | Bowers & Wilkins PI3 | Sony WF-1000XM4 |
|---|
| Internet of Things (IoT) Compatible | - | Yes | |
|---|---|---|---|
| Intelligent Assistant | - | Google Assistant, Alexa | |
| Sensors | - | Proximity sensor, bone sensor |
| BATTERY AND CHARGING | Bowers & Wilkins PI3 | Sony WF-1000XM4 |
|---|
| Battery Type | Headphone battery rechargeable | Headphone battery rechargeable - wireless charging | |
|---|---|---|---|
| Battery Life | 8 hour(s) | 12 hour(s) | Sony WF-1000XM4 lasts longer on a single charge than the Bowers & Wilkins PI3. |
| Battery Life Details | - | Continuous playback (noise cancelling OFF): up to 12 hours Continuous playback (noise cancelling ON): up to 8 hours Continuous talk (noise cancelling OFF): up to 6 hours Continuous talk (noise cancelling ON): up to 5.5 hours |
|
| Wireless Charging Standards | - | Qi | |
| Charging Time | - | 1.5 hour(s) |
| CONNECTIONS | Bowers & Wilkins PI3 | Sony WF-1000XM4 |
|---|
| Connector Type | - | Bluetooth USB (power only) (USB Type-C) |
|---|
| OTHERS | Bowers & Wilkins PI3 | Sony WF-1000XM4 |
|---|
| Included Accessories | Carrying pouch, 3 pairs of ear tips (small, medium, large), USB-C charging cable | USB-C to USB-A cable, 3 sizes of noise isolation earbud tips | |
|---|---|---|---|
| Compliant Standards | - | IPX4 | |
| Service & Support | Limited warranty - 2 years | - |
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