In depth comparison and review of Jabra HALO FREE and Sennheiser CX 400BT. 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 | Jabra HALO FREE | Sennheiser CX 400BT |
|---|
| Product Type | Earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Height | 3.23 cm | - | |
| Width | 1.5 cm | - | |
| Depth | 2.53 cm | - | |
| Weight | 17 g | - | |
| Dimensions & Weight Details | - | Earbud: 6 g Charging case: 37 g |
|
| Colour | White | White | Black | |
| Body Material | Polycarbonate, polypropylene, silicone rubber, TPE | - | |
| Protection | Dust-resistant, water-resistant | - | |
| Recommended Use | Portable electronics | Portable electronics | |
| Bluetooth Range (Operating Distance) | 10 m | - |
| SOUND QUALITY | Jabra HALO FREE | Sennheiser CX 400BT |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.1 | Bluetooth 5.1 | Sennheiser CX 400BT have a more advanced version of Bluetooth than Jabra HALO FREE. |
| 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 | |
| Noise Isolating | Yes | - | Jabra HALO FREE are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 5 - 21000 Hz | Sennheiser CX 400BT offer a larger frequency range than Jabra HALO FREE. |
| Max Input Power | 10 mW | - | |
| Total Harmonic Distortion (THD) | - | 0.08% | |
| Sensitivity | 94 dB | - | |
| Impedance | 16 Ohm | - | |
| Max Sound Pressure | - | 107 dB | |
| Diaphragm | 8 mm | 7 mm | Jabra HALO FREE have a thicker diaphragm than Sennheiser CX 400BT. |
| Simultaneously Connectable Devices Qty (Multipoint) | 2 | - | Jabra HALO FREE have the ability to connect to multiple devices simultaneously. |
| Features | Voice guidance | - | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | Jabra HALO FREE | Sennheiser CX 400BT |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Type | On-cable | - | |
| Frequency Response | 70 - 15000 Hz | - | |
| Sensitivity | -42 dB | - |
| REMOTE CONTROL | Jabra HALO FREE | Sennheiser CX 400BT |
|---|
| Controls | Mute, volume control, answer/end, play/pause, next/previous track, reject call | Volume control, answer/end, play/pause, next/previous track, reject call, pair mode, voice assistant, equaliser preset |
|---|
| CABLE | Jabra HALO FREE | Sennheiser CX 400BT |
|---|
| Cable Type | USB charge cable - detachable | USB-C to USB-A cable - detachable - straight - 25 cm |
|---|
| FEATURES | Jabra HALO FREE | Sennheiser CX 400BT |
|---|
| Features | - | Voice alerts, touch control | |
|---|---|---|---|
| Intelligent Assistant | Siri, Google Now | Siri, Google Assistant |
| BATTERY AND CHARGING | Jabra HALO FREE | Sennheiser CX 400BT |
|---|
| Battery Type | Headphone battery rechargeable - Lithium Ion | Headphone battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Capacity | - | 55 mAh | |
| Battery Life | 5 hour(s) | 7 hour(s) | Sennheiser CX 400BT lasts longer on a single charge than the Jabra HALO FREE. |
| Battery Life Details | - | Continuous playback (50% volume): up to 7 hours Continuous playback (with included charging case): up to 20 hours |
|
| Standby Time | 336 hours | - | |
| Charging Time | 2 hour(s) | 1.5 hour(s) | Sennheiser CX 400BT recharge faster than Jabra HALO FREE. |
| Included Qty | - | 2 |
| WIRELESS LINK | Jabra HALO FREE | Sennheiser CX 400BT |
|---|
| Transmission Range | 10 m | - | |
|---|---|---|---|
| Radio Transmitter Power | - | 10 mW |
| CONNECTIONS | Jabra HALO FREE | Sennheiser CX 400BT |
|---|
| Connector Type | USB 2.0 (5 pin Micro-USB Type B) | - |
|---|
| OTHERS | Jabra HALO FREE | Sennheiser CX 400BT |
|---|
| Included Accessories | Earhook, 3 pairs of EarGels, 2 pairs of EarWings | 4 pairs of earpads (extra small, small, medium, large), charging case (420 mAh) | |
|---|---|---|---|
| Compliant Standards | IC, FCC, RoHS, KCC, TELEC, REACH, IP54, SRRC, EAC, NCC | Bluetooth Class 1, Directive 2006/66/EC, WEEE 2012/19/EU, Directive 2013/56/EU | |
| Service & Support | Limited warranty - 1 year | - |
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