Image © majorhifi.comWestone W40
We need more than one usable review before publishing a score.
At a glance
- Brand
- Westone
- Type
- Wired IEMs
- Fit
- -
- Connection
- Wired
- Noise cancelling
- No
- Released
- 2017
The Westone Audio W40 earphones feature four balanced armature drivers and an MFI control mic, designed for high-fidelity sound with a comfortable fit.
The HearWiki takeAI-condensed
The Westone W40 is a wired in-ear monitor that uses four balanced armature drivers to deliver detailed, high-fidelity sound. It includes a single-button mic for calls and controls, plus an IPX4 rating for sweat and splash resistance, making it a durable choice for critical listening on the go.
What works
- Detailed, multi-driver sound
- Lightweight and comfortable fit
- Sweat-resistant build (IPX4)
- Includes inline mic and controls
What doesn't
- No noise cancellation
- No wireless or USB-C connectivity
- Limited frequency range for an IEM
- No app or EQ support
Paraphrased from published reviews & specs - not an original hands-on test. Our AI disclosure.
Specifications
| Driver | 4× balanced armature |
|---|---|
| Driver type | balanced-armature |
| Drivers per side | 4 |
| Frequency response | 10 Hz - 18 kHz |
| Impedance | 31 Ω |
| Sensitivity | 118 dB/mW |
Audio
| Driver | 4× balanced armature |
|---|---|
| Driver type | balanced-armature |
| Drivers per side | 4 |
| Frequency response | 10 Hz - 18 kHz |
| Impedance | 31 Ω |
| Sensitivity | 118 dB/mW |
Features
| Active noise cancelling | No |
|---|---|
| ANC type | none |
| Transparency mode | No |
| Companion app | No |
| Custom EQ | No |
| Wear detection | No |
| Controls | buttons |
Design
| Weight | 12.7 g |
|---|---|
| Water resistance | IPX4 |
| Detachable cable | Yes |
| USB-C | No |
| Connector | MMCX |
Calls
| Microphones | 1 |
|---|
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