In depth comparison and review of Bose SoundSport Free and Sennheiser CX True Wireless. 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 | Bose SoundSport Free | Sennheiser CX True Wireless |
|---|
| Product Type | True wireless earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 18 g | - | |
| Dimensions & Weight Details | Headphones: 2.56 cm x 3.05 cm x 3.2 cm / 9.1 g Charging case: 10.2 cm x 4.83 cm x 3.81 cm / 79.4 g |
Earbud: 6 g Charging case: 5.9 cm x 4.23 cm x 3.38 cm / 37 g |
|
| Colour | Black | Midnight blue | Bright orange | Ultraviolet | Black | White | |
| Protection | Weatherproof, sweat-resistant, IPX4 | Splashproof, IPX4 | |
| Design | Sports | - | |
| Recommended Use | Portable electronics | Portable electronics |
| SOUND QUALITY | Bose SoundSport Free | Sennheiser CX True Wireless |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Ear Cups Type | - | Closed | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | 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 | |
| Noise Isolating | - | Yes | Sennheiser CX True Wireless are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | - | Bass Boost | |
| Frequency Response | - | 5 - 21000 Hz | |
| Total Harmonic Distortion (THD) | - | <0.08% | |
| Sensitivity | - | 110 dB | |
| Impedance | - | 16 Ohm | |
| Max Sound Pressure | - | 110 dB | |
| Diaphragm | - | 7 mm | |
| Simultaneously Connectable Devices Qty (Multipoint) | - | 1 | |
| Features | - | TrueResponse technology |
| MICROPHONE | Bose SoundSport Free | Sennheiser CX True Wireless |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Frequency Response | - | 100 - 10000 Hz | |
| Microphones Included | - | 4 |
| REMOTE CONTROL | Bose SoundSport Free | Sennheiser CX True Wireless |
|---|
| Controls | Volume, answer/end, play/pause, next/previous track | - |
|---|
| CABLE | Bose SoundSport Free | Sennheiser CX True Wireless |
|---|
| Cable Type | - | USB-C charge cable - detachable - 25 cm |
|---|
| FEATURES | Bose SoundSport Free | Sennheiser CX True Wireless |
|---|
| Features | - | Touch control | |
|---|---|---|---|
| Internet of Things (IoT) Compatible | - | Yes | |
| Voice Control | - | Indirect | |
| Intelligent Assistant | - | Siri, Google Assistant |
| BATTERY AND CHARGING | Bose SoundSport Free | Sennheiser CX True Wireless |
|---|
| Battery Type | Headphone battery rechargeable - Lithium Ion | Headphone battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Capacity | - | 60 mAh | |
| Battery Life | 5 hour(s) | 9 hour(s) | Sennheiser CX True Wireless lasts longer on a single charge than the Bose SoundSport Free. |
| Battery Life Details | Continuous playback: up to 5 hours Continuous playback (with included charging case): up to 15 hours |
Continuous playback (50% volume): up to 9 hours Continuous playback (with included charging case): up to 27 hours |
|
| Charging Time | 2 hours | 1.5 hour(s) | Sennheiser CX True Wireless recharge faster than Bose SoundSport Free. |
| Included Qty | - | 2 |
| OTHERS | Bose SoundSport Free | Sennheiser CX True Wireless |
|---|
| Included Accessories | USB cable, 3 pairs of ear tips (small, medium, large), charging case | 4 pairs of earpads (extra small, small, medium, large), charging case (400 mAh) | |
|---|---|---|---|
| Compatibility | iPhone, iPad, iPod, Android phone | - | |
| Compliant Standards | IPX4, NMB-3 Class B, CAN ICES-3 Class B, Directive 2014/53/EU | Bluetooth Class 1 |
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