Detailed comparison and review of Sony WH-CH700N and Poly Blackwire 3325. 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 3325 |
|---|
| Product Type | Headphones - Bluetooth - wireless - NFC - 3.5 mm jack | Headset - wired - USB, 3.5 mm jack | |
|---|---|---|---|
| Series | - | 3300 Series | |
| Height | - | 18.6 cm | |
| Width | - | 21.6 cm | |
| Depth | - | 5.6 cm | |
| Weight | 240 g | 130 g | Poly Blackwire 3325 are lighter than Sony WH-CH700N headphones. |
| Colour | Black | Grey | Blue | - | |
| Earpad Material | - | Leatherette | |
| Protection | - | Hearing protection | |
| Recommended Use | Portable electronics | - | |
| Bluetooth Range (Operating Distance) | 10 m | - |
| SOUND QUALITY | Sony WH-CH700N | Poly Blackwire 3325 |
|---|
| 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 | - | Sony WH-CH700N are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | Artificial Intelligence Noise Cancellation | - | |
| 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 3325. |
| Sensitivity | 98 dB/mW | 94 dB | Sony WH-CH700N have higher sensitivity than Poly Blackwire 3325. |
| Impedance | 22 Ohm | 32 Ohm | |
| Diaphragm | 40 mm | 32 mm | Sony WH-CH700N have a thicker diaphragm than Poly Blackwire 3325. |
| Magnet Material | Neodymium | - | |
| Features | - | SoundGuard Technology | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | Sony WH-CH700N | Poly Blackwire 3325 |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Type | - | Boom | |
| Microphone Technology | Electret condenser | - | |
| Microphone Operation Mode | Omni-directional | - | |
| Noise Cancelling | - | Yes | Poly Blackwire 3325 microphone can cancel out ambient noise. |
| Frequency Response | 50 - 8000 Hz | 100 - 10000 Hz | Poly Blackwire 3325 offer a larger microphone frequency range than Sony WH-CH700N. |
| Sensitivity | - | -38 dB |
| REMOTE CONTROL | Sony WH-CH700N | Poly Blackwire 3325 |
|---|
| Controls | Volume, noise-cancellation suspend button | Mute, volume, answer/end |
|---|
| CABLE | Sony WH-CH700N | Poly Blackwire 3325 |
|---|
| Cable Type | Headphones cable - detachable - L shaped - 1.2 m Micro-USB cable - 50 cm |
Headset cable | |
|---|---|---|---|
| Cable Length | 1.2 m | - | |
| Detachable Cable | Yes | - |
| FEATURES | Sony WH-CH700N | Poly Blackwire 3325 |
|---|
| Voice Control | Indirect | - | |
|---|---|---|---|
| Intelligent Assistant | Google Assistant | - |
| BATTERY AND CHARGING | Sony WH-CH700N | Poly Blackwire 3325 |
|---|
| 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 3325 |
|---|
| Modulation Type | FHSS | - | |
|---|---|---|---|
| Radio Frequency Range | 2.4 - 2.4835GHz | - |
| CONNECTIONS | Sony WH-CH700N | Poly Blackwire 3325 |
|---|
| Connector Type | USB (power only) (5 pin Micro-USB Type B) Headphones (mini-phone stereo 3.5 mm 4-pole) |
USB (4 PIN USB Type A) Headset (mini-phone 3.5mm) |
|---|
| OTHERS | Sony WH-CH700N | Poly Blackwire 3325 |
|---|
| Included Accessories | - | Carrying pouch | |
|---|---|---|---|
| Compatibility | iPhone, iPod, Android phone | - | |
| Software Certification | - | Certified for Microsoft Teams | |
| Service & Support | - | Limited warranty - 2 years |
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