In depth comparison and review of Erato Apollo 7S 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 | Erato Apollo 7S | Jaybird X4 |
|---|
| Product Type | True wireless earphones - Bluetooth - wireless | Earphones - Bluetooth - wireless | |
|---|---|---|---|
| Height | - | 24.2 cm | |
| Width | 1.54 cm | 54.5 cm | |
| Depth | 2.22 cm | 1.3 cm | |
| Weight | 4 g | 14.7 g | Erato Apollo 7S are lighter than Erato Apollo 7S headphones. |
| Dimensions & Weight Details | Charging case: 6.25 cm x 4 cm x 2.55 cm / 52 g | 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 | Space grey | Rose gold | Silver | Jade, alfa metallic | Flash, black metallic | Glacier, storm metallic | |
| Protection | Weatherproof, sweat-resistant, IPX5 | 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 | Erato Apollo 7S | Jaybird X4 |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.1 | Bluetooth 4.1 | Both headphones have the same Bluetooth version. |
| 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 | |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | 3D Surround Sound | - | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Max Input Power | - | 10 mW | |
| Total Harmonic Distortion (THD) | - | <5% | |
| Sensitivity | 100 dB | 99 dB | Erato Apollo 7S have higher sensitivity than Jaybird X4. |
| Impedance | 16 Ohm | 16 Ohm | |
| Diaphragm | 5.8 mm | 6 mm | Jaybird X4 have a thicker diaphragm than Erato Apollo 7S. |
| Features | Bluetooth aptX technology | - | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | Erato Apollo 7S | Jaybird X4 |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Microphone Operation Mode | Omni-directional | Omni-directional | |
| Audio Input Details | - | Omni-directional | |
| Sensitivity | -42 dB | -38 dB | |
| Max Sound Pressure | - | 94 dB |
| REMOTE CONTROL | Erato Apollo 7S | Jaybird X4 |
|---|
| Controls | Volume, answer/end, play/pause, next/previous track | Volume control, answer/end, play/pause, next/previous track |
|---|
| CABLE | Erato Apollo 7S | Jaybird X4 |
|---|
| Cable Type | USB charge cable | - |
|---|
| BATTERY AND CHARGING | Erato Apollo 7S | Jaybird X4 |
|---|
| Battery Type | Headphone battery rechargeable | Headphone battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Life | 4 hours | 8 hour(s) | Jaybird X4 lasts longer on a single charge than the Erato Apollo 7S. |
| Battery Life Details | Continuous talk: up to 4 hours Continuous playback: up to 3 hours |
- | |
| Charging Time | - | 2 hour(s) |
| OTHERS | Erato Apollo 7S | Jaybird X4 |
|---|
| Included Accessories | 3 pairs of Comply foam ear tips, charging case, 3 pairs of ear stabilisers (small, medium, large) | 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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