In depth comparison and review of Sennheiser MOMENTUM Free and Jaybird X4. 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 | Sennheiser MOMENTUM Free | Jaybird X4 |
|---|
| Product Type | Earphones - Bluetooth - wireless | Earphones - Bluetooth - wireless | |
|---|---|---|---|
| Height | - | 24.2 cm | |
| Width | - | 54.5 cm | |
| Depth | - | 1.3 cm | |
| Weight | 40 g | 14.7 g | Jaybird X4 are lighter than Sennheiser MOMENTUM Free headphones. |
| Dimensions & Weight Details | - | Earphone: 54.5 cm x 1.3 cm x 24.2 cm / 14.7 g Control unit: 4.25 cm x 1.16 cm x 0.53 cm Cradle: 9.8 cm x 1.81 cm x 0.96 cm / 5.5 g |
|
| Colour | Black, red | Jade, alfa metallic | Flash, black metallic | Glacier, storm metallic | |
| Earpad Material | Stainless steel | - | |
| Protection | - | Waterproof, sweat-resistant, IPX7 | |
| Design | - | Sports | |
| Recommended Use | Portable electronics | Portable electronics | |
| Bluetooth Range (Operating Distance) | 10 m | 10 m | The maximum operating distance of both headphones is the same. |
| SOUND QUALITY | Sennheiser MOMENTUM Free | Jaybird X4 |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.2 | Bluetooth 4.1 | Sennheiser MOMENTUM Free have a more advanced version of Bluetooth than Jaybird X4. |
| 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), Serial Port Profile (SPP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Bluetooth Audio Codec | SBC, AAC, aptX, apt-X LL | SBC, AAC | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 15 - 22000 Hz | 20 - 20000 Hz | Sennheiser MOMENTUM Free offer a larger frequency range than Jaybird X4. |
| Max Input Power | - | 10 mW | |
| Total Harmonic Distortion (THD) | <0.5% | <5% | Sennheiser MOMENTUM Free have lower total harmonic distortion than Sennheiser MOMENTUM Free. |
| Sensitivity | 118 dB | 99 dB | Sennheiser MOMENTUM Free have higher sensitivity than Jaybird X4. |
| Impedance | 28 Ohm | 16 Ohm | |
| Max Sound Pressure | 112 dB | - | |
| Diaphragm | - | 6 mm | |
| Simultaneously Connectable Devices Qty (Multipoint) | 2 | - | Sennheiser MOMENTUM Free have the ability to connect to multiple devices simultaneously. |
| Features | Voice control | - | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | Sennheiser MOMENTUM Free | Jaybird X4 |
|---|
| Type | On-cable | - | |
|---|---|---|---|
| Microphone Operation Mode | Omni-directional | Omni-directional | |
| Audio Input Details | - | Omni-directional | |
| Sensitivity | -44 dBV/Pascal | -38 dB | |
| Max Sound Pressure | - | 94 dB |
| REMOTE CONTROL | Sennheiser MOMENTUM Free | Jaybird X4 |
|---|
| Controls | Volume, answer/end, next/previous track, reject call | Volume control, answer/end, play/pause, next/previous track |
|---|
| CABLE | Sennheiser MOMENTUM Free | Jaybird X4 |
|---|
| Cable Type | USB charge cable - detachable | - |
|---|
| BATTERY AND CHARGING | Sennheiser MOMENTUM Free | Jaybird X4 |
|---|
| Battery Type | Headphone battery rechargeable - Lithium Ion | Headphone battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Capacity | 86 mAh | - | |
| Battery Life | 6 hour(s) | 8 hour(s) | Jaybird X4 lasts longer on a single charge than the Sennheiser MOMENTUM Free. |
| Charging Time | 1.5 hour(s) | 2 hour(s) | Sennheiser MOMENTUM Free recharge faster than Sennheiser MOMENTUM Free. |
| OTHERS | Sennheiser MOMENTUM Free | Jaybird X4 |
|---|
| Included Accessories | Carrying case, 4 pairs of ear tips (XS, S,M, L) | Carrying pouch, clothing clip, charging cradle, 3 sizes secure-fit ear fins, Comply ultra ear tips (M/L), oval silicone ear tips (S/L), speed cinch | |
|---|---|---|---|
| Service & Support | - | Limited warranty - 1 year |
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