Detailed comparison and review of Sony WH-CH700N and Poly Blackwire 3320-M. With our comprehensive overview, you can simply compare design, sound quality, but also other key features of both headphones and easily decide which ones are the right choice for you. Our goal is to help you identify the main differences between products and find the headphones that best fit your needs and expectations.
| DESIGN AND DIMENSIONS | Sony WH-CH700N | Poly Blackwire 3320-M |
|---|
| Product Type | Headphones - Bluetooth - wireless - NFC - 3.5 mm jack | Headset - wired - USB-C | |
|---|---|---|---|
| Series | - | Blackwire 3300 series | |
| Height | - | 17.8 cm | |
| Width | - | 15.5 cm | |
| Depth | - | 3.2 cm | |
| Weight | 240 g | 130 g | Poly Blackwire 3320-M are lighter than Sony WH-CH700N headphones. |
| Colour | Black | Grey | Blue | Black | |
| Earpad Material | - | Foam | |
| Recommended Use | Portable electronics | Portable electronics, computer | |
| Bluetooth Range (Operating Distance) | 10 m | - |
| SOUND QUALITY | Sony WH-CH700N | Poly Blackwire 3320-M |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Ear Cups Type | Closed | - | |
| Adjustable Headband | Yes | Yes | |
| Connectivity Technology | Wireless | Wired | |
| Wireless Technology | Bluetooth | - | |
| Bluetooth Version | Bluetooth 4.1 | - | |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | - | |
| Bluetooth Audio Codec | SBC, AAC, aptX, aptX HD | - | |
| Active Noise Cancelling | Yes | Yes | Both headphones are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | Artificial Intelligence Noise Cancellation | SoundGuard | |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | Digital Sound Enhancement Engine (DSEE) | - | |
| Frequency Response | 7 - 20000 Hz | 20 - 20000 Hz | Sony WH-CH700N offer a larger frequency range than Poly Blackwire 3320-M. |
| Sensitivity | 98 dB/mW | 116 dB | Poly Blackwire 3320-M have higher sensitivity than Sony WH-CH700N. |
| Impedance | 22 Ohm | 32 Ohm | |
| Max Sound Pressure | - | 118 dB | |
| Diaphragm | 40 mm | 32 mm | Sony WH-CH700N have a thicker diaphragm than Poly Blackwire 3320-M. |
| Magnet Material | Neodymium | - | |
| Features | - | Dynamic EQ optimised | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | Sony WH-CH700N | Poly Blackwire 3320-M |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Type | - | Boom | |
| Microphone Technology | Electret condenser | - | |
| Microphone Operation Mode | Omni-directional | - | |
| Frequency Response | 50 - 8000 Hz | 100 - 10000 Hz | Poly Blackwire 3320-M offer a larger microphone frequency range than Sony WH-CH700N. |
| Sensitivity | - | -38 dB |
| REMOTE CONTROL | Sony WH-CH700N | Poly Blackwire 3320-M |
|---|
| Controls | Volume, noise-cancellation suspend button | Mute, volume, answer/end |
|---|
| CABLE | Sony WH-CH700N | Poly Blackwire 3320-M |
|---|
| Cable Type | Headphones cable - detachable - L shaped - 1.2 m Micro-USB cable - 50 cm |
- | |
|---|---|---|---|
| Cable Length | 1.2 m | - | |
| Detachable Cable | Yes | - |
| FEATURES | Sony WH-CH700N | Poly Blackwire 3320-M |
|---|
| Voice Control | Indirect | - | |
|---|---|---|---|
| Intelligent Assistant | Google Assistant | - |
| BATTERY AND CHARGING | Sony WH-CH700N | Poly Blackwire 3320-M |
|---|
| Battery Type | Headphone battery rechargeable - Lithium Ion | - | |
|---|---|---|---|
| Battery Life | 35 hour(s) | - | |
| Battery Life Details | Continuous playback (noise cancelling ON / Bluetooth): up to 35 hours Standby (noise cancelling OFF): up to 200 hours |
- | |
| Standby Time | 200 hours | - | |
| Power Provided | 100 mW | - | |
| Voltage Provided | 3.65 V | - | |
| Charging Time | 7 hour(s) | - |
| WIRELESS LINK | Sony WH-CH700N | Poly Blackwire 3320-M |
|---|
| Modulation Type | FHSS | - | |
|---|---|---|---|
| Radio Frequency Range | 2.4 - 2.4835GHz | - |
| CONNECTIONS | Sony WH-CH700N | Poly Blackwire 3320-M |
|---|
| Connector Type | USB (power only) (5 pin Micro-USB Type B) Headphones (mini-phone stereo 3.5 mm 4-pole) |
USB (24 pin USB-C) |
|---|
| OTHERS | Sony WH-CH700N | Poly Blackwire 3320-M |
|---|
| Compatibility | iPhone, iPod, Android phone | Mac, Windows | |
|---|---|---|---|
| Software Certification | - | Certified for Microsoft Teams | |
| Supported Host Device OS | - | Windows 10, macOS |
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