In depth comparison and review of Poly Blackwire 325-M and Poly - Plantronics Backbeat FIT 500. 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 | Poly Blackwire 325-M | Poly - Plantronics Backbeat FIT 500 |
|---|
| Product Type | Headset - wired - USB, 3.5 mm jack | Headphones - Bluetooth - wireless - 3.5 mm jack | |
|---|---|---|---|
| Series | 300 Series | 500 Series | |
| Colour | - | Teal | |
| Earpad Material | - | Memory foam | |
| Headband Material | Metal | - | |
| Protection | - | Moisture-resistant, sweat-resistant | |
| Design | - | Sports | |
| Recommended Use | - | Portable electronics | |
| Bluetooth Range (Operating Distance) | - | 10 m |
| SOUND QUALITY | Poly Blackwire 325-M | Poly - Plantronics Backbeat FIT 500 |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Connectivity Technology | Wired | Wireless | |
| Wireless Technology | - | Bluetooth | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | - | |
| Diaphragm | - | 40 mm | |
| Features | SoundGuard Technology | - | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | Poly Blackwire 325-M | Poly - Plantronics Backbeat FIT 500 |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | Boom | - | |
| Frequency Response | 100 - 10000 Hz | - |
| REMOTE CONTROL | Poly Blackwire 325-M | Poly - Plantronics Backbeat FIT 500 |
|---|
| Controls | Mute, volume, answer/end | Volume, power on/off, answer/end, next/previous track |
|---|
| CABLE | Poly Blackwire 325-M | Poly - Plantronics Backbeat FIT 500 |
|---|
| Cable Type | Headset cable - 2.13 m | - | |
|---|---|---|---|
| Cable Length | 2.13 m | - |
| FEATURES | Poly Blackwire 325-M | Poly - Plantronics Backbeat FIT 500 |
|---|
| Additional Functions | DSP | - |
|---|
| BATTERY AND CHARGING | Poly Blackwire 325-M | Poly - Plantronics Backbeat FIT 500 |
|---|
| Battery Type | - | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Life | - | 18 hour(s) |
| CONNECTIONS | Poly Blackwire 325-M | Poly - Plantronics Backbeat FIT 500 |
|---|
| Connector Type | USB (4 PIN USB Type A) Headphones (mini-phone 3.5 mm 4-pole) |
Headphones (mini-phone stereo 3.5 mm 4-pole) |
|---|
| OTHERS | Poly Blackwire 325-M | Poly - Plantronics Backbeat FIT 500 |
|---|
| Service & Support | Limited warranty - 2 years | - |
|---|
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