Side by side comparison and review of Sennheiser SPORT True Wireless 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 | Sennheiser SPORT True Wireless | Poly Savi 8240-M D2 |
|---|
| Product Type | True wireless earphones - Bluetooth - wireless | Headset | |
|---|---|---|---|
| Dimensions & Weight Details | Charging case: 6.45 cm x 4 cm x 4.16 cm / 41.6 g Charging case with earphones: 55 g Earphone: 6.8 g |
- | |
| Colour | Black | - | |
| Protection | Splashproof, IP54, dust protection | - | |
| Recommended Use | Portable electronics | - |
| SOUND QUALITY | Sennheiser SPORT True Wireless | Poly Savi 8240-M D2 |
|---|
| Headphones Form Factor | In-ear | - | |
|---|---|---|---|
| Headphones Technology | 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 | - | |
| Sound Output Mode | Stereo | - | |
| Frequency Response | 5 - 21000 Hz | - | |
| Total Harmonic Distortion (THD) | <0.08% | - | |
| Sensitivity | 110 dB | - | |
| Diaphragm | 7 mm | - |
| MICROPHONE | Sennheiser SPORT True Wireless | Poly Savi 8240-M D2 |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Frequency Response | 100 - 10000 Hz | - |
| CABLE | Sennheiser SPORT True Wireless | Poly Savi 8240-M D2 |
|---|
| Cable Type | USB-C charge cable | - |
|---|
| BATTERY AND CHARGING | Sennheiser SPORT True Wireless | Poly Savi 8240-M D2 |
|---|
| Battery Type | Headphone battery rechargeable - Lithium Ion | - | |
|---|---|---|---|
| Battery Capacity | 55 mAh | - | |
| Battery Life | 9 hour(s) | - | |
| Battery Life Details | Continuous playback: up to 9 hours Continuous playback (with included charging case): up to 27 hours |
- | |
| Charging Time | 1.5 hour(s) | - |
| OTHERS | Sennheiser SPORT True Wireless | Poly Savi 8240-M D2 |
|---|
| Included Accessories | Lanyard, 3 pairs of open type ear tips (small, medium, large), 4 pairs of EarFins, charging case (400 mAh), 3 pairs of closed type ear tips (small, medium, large) | - | |
|---|---|---|---|
| Service & Support | Limited warranty - 2 years | - |
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