In depth comparison and review of Poly - Plantronics Backbeat FIT 305 and Sennheiser CX SPORT. 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 - Plantronics Backbeat FIT 305 | Sennheiser CX SPORT |
|---|
| Product Type | Earphones - Bluetooth - wireless | Earphones - Bluetooth - wireless | |
|---|---|---|---|
| Height | - | 31.85 cm | |
| Width | - | 4.52 cm | |
| Depth | - | 1.43 cm | |
| Weight | 14 g | 15.07 g | Poly - Plantronics Backbeat FIT 305 are lighter than Poly - Plantronics Backbeat FIT 305 headphones. |
| Colour | Black | Dark blue | Coral | Lime green | - | |
| Protection | Sweat-resistant | Splashproof, sweat-resistant | |
| Design | Sports | Sports | |
| Recommended Use | Portable electronics | Portable electronics | |
| Bluetooth Range (Operating Distance) | 10 m | - |
| SOUND QUALITY | Poly - Plantronics Backbeat FIT 305 | Sennheiser CX SPORT |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.1 | Bluetooth 4.2 | Sennheiser CX SPORT have a more advanced version of Bluetooth than Poly - Plantronics Backbeat FIT 305. |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Bluetooth Audio Codec | - | SBC, AAC, aptX, apt-X LL | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 17 - 21000 Hz | Sennheiser CX SPORT offer a larger frequency range than Poly - Plantronics Backbeat FIT 305. |
| Total Harmonic Distortion (THD) | <3% | 0.5% | Sennheiser CX SPORT have lower total harmonic distortion than Poly - Plantronics Backbeat FIT 305. |
| Sensitivity | 106 dB | - | |
| Impedance | 16 Ohm | - | |
| Max Sound Pressure | - | 112 dB | |
| Diaphragm | 6 mm | - |
| MICROPHONE | Poly - Plantronics Backbeat FIT 305 | Sennheiser CX SPORT |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | On-cable | On-cable |
| REMOTE CONTROL | Poly - Plantronics Backbeat FIT 305 | Sennheiser CX SPORT |
|---|
| Controls | Answer/end, play/pause, next/previous track | 3-button remote |
|---|
| CABLE | Poly - Plantronics Backbeat FIT 305 | Sennheiser CX SPORT |
|---|
| Cable Type | Micro-USB charge cable | Charging cable - detachable |
|---|
| BATTERY AND CHARGING | Poly - Plantronics Backbeat FIT 305 | Sennheiser CX SPORT |
|---|
| Battery Type | Headphone battery rechargeable | Headphone battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Life | 6 hour(s) | 6 hour(s) | Both headphones last the same amount of time on a single charge. |
| Standby Time | 240 hours | - | |
| Charging Time | 2 hour(s) | 1.5 hour(s) | Sennheiser CX SPORT recharge faster than Poly - Plantronics Backbeat FIT 305. |
| OTHERS | Poly - Plantronics Backbeat FIT 305 | Sennheiser CX SPORT |
|---|
| Included Accessories | Carrying pouch, 3 pairs of ear tips (small, medium, large) | USB charging cable, cable clip, 4 pairs of ear tips (XS, S,M, L), 3 pairs of ear sleeves (S, M, L), neoprene pouch | |
|---|---|---|---|
| Service & Support | - | Limited warranty - 2 years |
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