Detailed comparison and review of Sennheiser CX Plus and Poly SupraPlus SDS 1031-15. 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 | Sennheiser CX Plus | Poly SupraPlus SDS 1031-15 |
|---|
| Product Type | True wireless earphones - Bluetooth - wireless | Headset | |
|---|---|---|---|
| Dimensions & Weight Details | Earbud: 5.9 cm x 3.38 cm x 4.23 cm / 6 g Charging case: 35 g |
- | |
| Colour | White | Black | - | |
| Protection | Splashproof, IPX4 | - | |
| Recommended Use | Portable electronics | - |
| SOUND QUALITY | Sennheiser CX Plus | Poly SupraPlus SDS 1031-15 |
|---|
| Headphones Form Factor | In-ear | - | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Connectivity Technology | Wireless | - | |
| Wireless Technology | Bluetooth | - | |
| Bluetooth Version | Bluetooth 5.2 | - | |
| Bluetooth Profiles | Hands-Free Profile (HFP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | - | |
| Bluetooth Audio Codec | SBC, AAC, aptX, aptX Adaptive | - | |
| Active Noise Cancelling | Yes | - | Sennheiser CX Plus are equipped with active noice cancellation. |
| Sound Output Mode | Stereo | - | |
| Sound Effects | Bass Boost | - | |
| Frequency Response | 5 - 21000 Hz | - | |
| Diaphragm | 7 mm | - | |
| Simultaneously Connectable Devices Qty (Multipoint) | 1 | - | |
| Features | TrueResponse technology | - |
| MICROPHONE | Sennheiser CX Plus | Poly SupraPlus SDS 1031-15 |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Frequency Response | 100 - 10000 Hz | - | |
| Microphones Included | 4 | - |
| REMOTE CONTROL | Sennheiser CX Plus | Poly SupraPlus SDS 1031-15 |
|---|
| Controls | - | Push to Talk (PTT) |
|---|
| CABLE | Sennheiser CX Plus | Poly SupraPlus SDS 1031-15 |
|---|
| Cable Type | USB-C charge cable - detachable | Quick Disconnect to LEMO FFP.2S.310 cable |
|---|
| FEATURES | Sennheiser CX Plus | Poly SupraPlus SDS 1031-15 |
|---|
| Features | Touch control | - | |
|---|---|---|---|
| Internet of Things (IoT) Compatible | Yes | - | |
| Intelligent Assistant | Siri, Google Assistant | - |
| BATTERY AND CHARGING | Sennheiser CX Plus | Poly SupraPlus SDS 1031-15 |
|---|
| Battery Type | Headphone battery rechargeable - Lithium Ion | - | |
|---|---|---|---|
| Battery Capacity | 55 mAh | - | |
| Battery Life Details | Continuous playback (with included charging case): up to 24 hours | - | |
| Charging Time | 1.5 hour(s) | - | |
| Included Qty | 2 | - |
| OTHERS | Sennheiser CX Plus | Poly SupraPlus SDS 1031-15 |
|---|
| Included Accessories | 4 pairs of earpads (extra small, small, medium, large), charging case (420 mAh) | - | |
|---|---|---|---|
| TAA Compliant | - | Yes | |
| Service & Support | Limited warranty - 2 years | - |
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