In depth comparison and review of Sennheiser MOMENTUM M2 IEBT and Erato RIO 3. 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 M2 IEBT | Erato RIO 3 |
|---|
| Product Type | Earphones - Bluetooth - wireless - NFC | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Height | - | 4.6 cm | |
| Width | - | 5.1 cm | |
| Depth | - | 3.4 cm | |
| Weight | 53 g | 14 g | Erato RIO 3 are lighter than Sennheiser MOMENTUM M2 IEBT headphones. |
| Colour | Black | Yellow | Black | Turquoise | Green | Red | Silver | |
| Earpad Material | Stainless steel | - | |
| Protection | - | Sweat-resistant, IPX5, water-resistant | |
| 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 M2 IEBT | Erato RIO 3 |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.1 | Bluetooth 4.2 | Erato RIO 3 have a more advanced version of Bluetooth than Sennheiser MOMENTUM M2 IEBT. |
| 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 | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 15 - 22000 Hz | 20 - 20000 Hz | Sennheiser MOMENTUM M2 IEBT offer a larger frequency range than Erato RIO 3. |
| Total Harmonic Distortion (THD) | <0.5% | - | |
| Sensitivity | 112 dB | 100 dB | Sennheiser MOMENTUM M2 IEBT have higher sensitivity than Erato RIO 3. |
| Impedance | 18 Ohm | 32 Ohm | |
| Diaphragm | - | 14.2 mm | |
| Simultaneously Connectable Devices Qty (Multipoint) | 2 | - | Sennheiser MOMENTUM M2 IEBT have the ability to connect to multiple devices simultaneously. |
| Features | Voice guidance | - |
| MICROPHONE | Sennheiser MOMENTUM M2 IEBT | Erato RIO 3 |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Microphone Operation Mode | Omni-directional | Omni-directional | |
| Frequency Response | 100 - 10000 Hz | - | |
| Sensitivity | -44 dBV/Pascal | -38 dB |
| REMOTE CONTROL | Sennheiser MOMENTUM M2 IEBT | Erato RIO 3 |
|---|
| Controls | Power on/off, volume control, play/pause button, next/previous track | Volume, power on/off, answer/end, play/pause, next/previous track, pair mode |
|---|
| CABLE | Sennheiser MOMENTUM M2 IEBT | Erato RIO 3 |
|---|
| Cable Type | Micro-USB charge cable - detachable | - |
|---|
| BATTERY AND CHARGING | Sennheiser MOMENTUM M2 IEBT | Erato RIO 3 |
|---|
| Battery Type | Headphone battery rechargeable - lithium polymer | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Capacity | 170 mAh | 130 mAh | Sennheiser MOMENTUM M2 IEBT have a higher battery capacity than Erato RIO 3. |
| Battery Life | 10 hour(s) | 8 hour(s) | Sennheiser MOMENTUM M2 IEBT lasts longer on a single charge than the Erato RIO 3. |
| Battery Life Details | - | Continuous playback: up to 6 hours Continuous talk: up to 8 hours |
|
| Charging Time | 1.5 hour(s) | - | |
| Included Qty | - | 2 |
| WIRELESS LINK | Sennheiser MOMENTUM M2 IEBT | Erato RIO 3 |
|---|
| Transmission Range | 10 m | - |
|---|
| OTHERS | Sennheiser MOMENTUM M2 IEBT | Erato RIO 3 |
|---|
| Included Accessories | Carrying case, 4 pairs of ear tips (supersmall, small, medium, large) | - |
|---|
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