Side by side comparison and review of Bang & Olufsen Beoplay H4 2nd Generation and Poly Savi 8240-M D2. Compare design, sound quality and other key specifications and features to simplify the choice of your perfect headphones. Our goal is to make it easier for you to decide on the headphones that will best meet your expectations by revealing the main differences between the products.
| DESIGN AND DIMENSIONS | Bang & Olufsen Beoplay H4 2nd Generation | Poly Savi 8240-M D2 |
|---|
| Product Type | Headphones - Bluetooth - wireless | Headset | |
|---|---|---|---|
| Height | 22.3 cm | - | |
| Width | 18 cm | - | |
| Depth | 5.2 cm | - | |
| Weight | 244 g | - | |
| Colour | Matte black | Limestone | - | |
| Body Material | Stainless steel, aluminium, polymer | - | |
| Earpad Material | Leather | - | |
| Recommended Use | Portable electronics | - | |
| Bluetooth Range (Operating Distance) | 10 m | - |
| SOUND QUALITY | Bang & Olufsen Beoplay H4 2nd Generation | Poly Savi 8240-M D2 |
|---|
| Headphones Form Factor | Full size | - | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Ear Cups Type | Closed | - | |
| Adjustable Headband | Yes | - | |
| Connectivity Technology | Wireless | - | |
| Wireless Technology | Bluetooth | - | |
| Bluetooth Version | Bluetooth 4.2 | - | |
| Sound Output Mode | Stereo | - | |
| Frequency Response | 20 - 20000 Hz | - | |
| Sensitivity | 91 dB/mW | - | |
| Impedance | 20 Ohm | - | |
| Diaphragm | 40 mm | - |
| MICROPHONE | Bang & Olufsen Beoplay H4 2nd Generation | Poly Savi 8240-M D2 |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Microphone Technology | Electret condenser | - | |
| Microphone Operation Mode | Omni-directional | - |
| REMOTE CONTROL | Bang & Olufsen Beoplay H4 2nd Generation | Poly Savi 8240-M D2 |
|---|
| Controls | Volume control, answer/end, play/pause, next/previous track, pair mode | - |
|---|
| CABLE | Bang & Olufsen Beoplay H4 2nd Generation | Poly Savi 8240-M D2 |
|---|
| Cable Type | Headphones cable - detachable - braided fabric - 1.25 m Micro-USB charge cable - detachable - 25 cm |
- | |
|---|---|---|---|
| Cable Length | 1.25 m | - |
| BATTERY AND CHARGING | Bang & Olufsen Beoplay H4 2nd Generation | Poly Savi 8240-M D2 |
|---|
| Battery Type | Headphone battery rechargeable - Lithium Ion | - | |
|---|---|---|---|
| Battery Capacity | 600 mAh | - | |
| Battery Life | 19 hour(s) | - | |
| Charging Time | 2.5 hour(s) | - |
| CONNECTIONS | Bang & Olufsen Beoplay H4 2nd Generation | Poly Savi 8240-M D2 |
|---|
| Connector Type | Headphones (mini-phone 3.5mm) Power input (5 pin Micro-USB Type B) |
- |
|---|
| OTHERS | Bang & Olufsen Beoplay H4 2nd Generation | Poly Savi 8240-M D2 |
|---|
| Service & Support | Limited warranty - 2 years | - |
|---|
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