Side by side comparison and review of Erato Apollo 7S and ifrogz FreeRein 2. 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 7S | ifrogz FreeRein 2 |
|---|
| Product Type | True wireless earphones - Bluetooth - 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 | - | |
| Colour | Black | Space grey | Rose gold | Silver | White | Black | Purple | Red | |
| Protection | Weatherproof, sweat-resistant, IPX5 | Sweat-resistant, water-resistant | |
| Design | - | Sports | |
| Recommended Use | Portable electronics | Portable electronics | |
| Bluetooth Range (Operating Distance) | 10 m | - |
| SOUND QUALITY | Erato Apollo 7S | ifrogz FreeRein 2 |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.1 | - | |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | - | |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | 3D Surround Sound | - | |
| Frequency Response | 20 - 20000 Hz | - | |
| Sensitivity | 100 dB | - | |
| Impedance | 16 Ohm | - | |
| Diaphragm | 5.8 mm | 8 mm | ifrogz FreeRein 2 have a thicker diaphragm than Erato Apollo 7S. |
| Magnet Material | - | Neodymium | |
| Features | Bluetooth aptX technology | Magnetic ear buds |
| MICROPHONE | Erato Apollo 7S | ifrogz FreeRein 2 |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Type | - | On-cable | |
| Microphone Operation Mode | Omni-directional | - | |
| Sensitivity | -42 dB | - |
| REMOTE CONTROL | Erato Apollo 7S | ifrogz FreeRein 2 |
|---|
| Controls | Volume, answer/end, play/pause, next/previous track | Volume |
|---|
| CABLE | Erato Apollo 7S | ifrogz FreeRein 2 |
|---|
| Cable Type | USB charge cable | - |
|---|
| BATTERY AND CHARGING | Erato Apollo 7S | ifrogz FreeRein 2 |
|---|
| Battery Type | Headphone battery rechargeable | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Life | 4 hours | 5 hour(s) | ifrogz FreeRein 2 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 |
- |
| OTHERS | Erato Apollo 7S | ifrogz FreeRein 2 |
|---|
| Included Accessories | 3 pairs of Comply foam ear tips, charging case, 3 pairs of ear stabilisers (small, medium, large) | 3 pairs of ear tips | |
|---|---|---|---|
| Service & Support | - | Limited warranty - 1 year |
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