In depth comparison and review of Marshall MID A.N.C. and Poly Blackwire 3320-M. 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 | Marshall MID A.N.C. | Poly Blackwire 3320-M |
|---|
| Product Type | Headphones - Bluetooth - wireless | Headset - wired - USB-C | |
|---|---|---|---|
| Series | - | Blackwire 3300 series | |
| Height | - | 17.8 cm | |
| Width | - | 15.5 cm | |
| Depth | - | 3.2 cm | |
| Weight | 208 g | 130 g | Poly Blackwire 3320-M are lighter than Marshall MID A.N.C. headphones. |
| Colour | Black | Black | |
| Earpad Material | - | Foam | |
| Headband Material | Plush, microfibre | - | |
| Recommended Use | Portable electronics | Portable electronics, computer | |
| Bluetooth Range (Operating Distance) | 10 m | - |
| SOUND QUALITY | Marshall MID A.N.C. | Poly Blackwire 3320-M |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Adjustable Headband | - | Yes | |
| Foldable | Yes | - | Marshall MID A.N.C. can be folded. |
| Connectivity Technology | Wireless | Wired | |
| Wireless Technology | Bluetooth | - | |
| Bluetooth Audio Codec | aptX | - | |
| Active Noise Cancelling | Yes | Yes | Both headphones are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | SoundGuard | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Sensitivity | 99.3 dB | 116 dB | Poly Blackwire 3320-M have higher sensitivity than Marshall MID A.N.C.. |
| Impedance | 32 Ohm | 32 Ohm | |
| Max Sound Pressure | - | 118 dB | |
| Diaphragm | 40 mm | 32 mm | Marshall MID A.N.C. have a thicker diaphragm than Poly Blackwire 3320-M. |
| Features | Bluetooth aptX technology | Dynamic EQ optimised | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | Marshall MID A.N.C. | Poly Blackwire 3320-M |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Type | - | Boom | |
| Frequency Response | - | 100 - 10000 Hz | |
| Sensitivity | - | -38 dB |
| REMOTE CONTROL | Marshall MID A.N.C. | Poly Blackwire 3320-M |
|---|
| Controls | Remote control, answer/end | Mute, volume, answer/end |
|---|
| CABLE | Marshall MID A.N.C. | Poly Blackwire 3320-M |
|---|
| Cable Type | Headphones cable - detachable - with remote control and mic USB charge cable |
- |
|---|
| BATTERY AND CHARGING | Marshall MID A.N.C. | Poly Blackwire 3320-M |
|---|
| Battery Type | Headphone battery | - | |
|---|---|---|---|
| Battery Life | 30 hours | - | |
| Battery Life Details | Continuous playback (noise cancelling ON / Bluetooth): up to 20 hours Continuous playback (noise cancelling OFF): up to 30 hours |
- | |
| Charging Time | 3 hour(s) | - |
| CONNECTIONS | Marshall MID A.N.C. | Poly Blackwire 3320-M |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm 4-pole) | USB (24 pin USB-C) |
|---|
| OTHERS | Marshall MID A.N.C. | Poly Blackwire 3320-M |
|---|
| Included Accessories | Carrying case | - | |
|---|---|---|---|
| Compatibility | - | Mac, Windows | |
| Software Certification | - | Certified for Microsoft Teams | |
| Supported Host Device OS | - | Windows 10, macOS |
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