Side by side comparison and review of Erato Apollo 7 and Huawei FreeBuds 4. 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 | Erato Apollo 7 | Huawei FreeBuds 4 |
|---|
| Product Type | Earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Width | 1.54 cm | - | |
| Depth | 2.22 cm | - | |
| Weight | 4 g | - | |
| Dimensions & Weight Details | Charging case: 6.25 cm x 4 cm x 2.55 cm / 52 g | Charging case: 5.8 cm x 5.8 cm x 2.12 cm / 38 g Earbud: 1.68 cm x 1.85 cm x 4.14 cm / 4.1 g |
|
| Colour | Luscious gold | Ceramic white | Silver frost | |
| Protection | Waterproof | Splashproof, dust-resistant, water-resistant | |
| Recommended Use | Portable electronics | Portable electronics | |
| Bluetooth Range (Operating Distance) | 9.1 m | - | |
| High-Resolution Audio | - | Yes |
| SOUND QUALITY | Erato Apollo 7 | Huawei FreeBuds 4 |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.1 | Bluetooth 5.2 | Huawei FreeBuds 4 have a more advanced version of Bluetooth than Erato Apollo 7. |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | Hands-Free Profile (HFP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Bluetooth Audio Codec | - | SBC, AAC | |
| Active Noise Cancelling | - | Yes | Huawei FreeBuds 4 are equipped with active noice cancellation. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Sensitivity | 100 dB | - | |
| Impedance | 16 Ohm | - | |
| Diaphragm | 5.8 mm | 14.3 mm | Huawei FreeBuds 4 have a thicker diaphragm than Erato Apollo 7. |
| MICROPHONE | Erato Apollo 7 | Huawei FreeBuds 4 |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Microphone Operation Mode | Omni-directional | - | |
| Noise Cancelling | - | Yes | Huawei FreeBuds 4 microphone can cancel out ambient noise. |
| Audio Input Details | Omni-directional | - | |
| Sensitivity | -42 dB | - |
| REMOTE CONTROL | Erato Apollo 7 | Huawei FreeBuds 4 |
|---|
| Controls | Volume, answer/end, play/pause, next/previous track | Swipe control |
|---|
| CABLE | Erato Apollo 7 | Huawei FreeBuds 4 |
|---|
| Cable Type | USB charge cable | - |
|---|
| FEATURES | Erato Apollo 7 | Huawei FreeBuds 4 |
|---|
| Sensors | - | Wear sensor |
|---|
| BATTERY AND CHARGING | Erato Apollo 7 | Huawei FreeBuds 4 |
|---|
| Battery Type | Headphone battery rechargeable | Headphone battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Capacity | - | 30 mAh | |
| Battery Life | 4 hours | 4 hour(s) | Both headphones last the same amount of time on a single charge. |
| Battery Life Details | - | Continuous playback (active noise-cancelling off): up to 4 hours Continuous playback (active noise-cancelling on): up to 2.7 hours Continuous playback (active noise-cancelling off) (with included charging case): up to 22 hours Continuous playback (active noise-cancelling on) (with included charging case): up to 14 hours Continuous talk (active noise-cancelling off): up to 2.3 hours Continuous talk (active noise-cancelling on): up to 2 hours |
|
| Charging Time | - | 1 hour(s) |
| OTHERS | Erato Apollo 7 | Huawei FreeBuds 4 |
|---|
| Included Accessories | 3 pairs of Comply foam ear tips, charging case, 3 pairs of ear stabilisers (small, medium, large) | USB-C charging cable, charging case (410 mAh) | |
|---|---|---|---|
| Compliant Standards | - | RoHS, halogen-free, IPX4 |
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