Side by side comparison and review of Amazon Echo Buds and Sennheiser CX 150BT. 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 | Amazon Echo Buds | Sennheiser CX 150BT |
|---|
| Product Type | True wireless earphones - Bluetooth - wireless | Earphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | - | 12 g | |
| Dimensions & Weight Details | Charging case: 7.7 cm x 5.7 cm x 2.9 cm / 70 g Earbud: 2.2 cm x 2.3 cm x 2.4 cm / 7.6 g |
- | |
| Colour | - | Black | White | |
| Protection | Sweat-resistant, water-resistant | - | |
| Recommended Use | Portable electronics | Portable electronics | |
| Bluetooth Range (Operating Distance) | - | 10 m |
| SOUND QUALITY | Amazon Echo Buds | Sennheiser CX 150BT |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 5.0 | Bluetooth 5.0 | Both headphones have the same Bluetooth version. |
| Bluetooth Profiles | Hands-Free Profile (HFP), Serial Port Profile (SPP), 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 | |
| Active Noise Cancelling | Yes | - | Amazon Echo Buds are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | Bose Active Noise Reduction | - | |
| Noise Isolating | Yes | - | Amazon Echo Buds are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | - | 17 - 20000 Hz | |
| Total Harmonic Distortion (THD) | - | 0.5% | |
| Impedance | - | 28 Ohm | |
| Max Sound Pressure | - | 100 dB |
| MICROPHONE | Amazon Echo Buds | Sennheiser CX 150BT |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Type | - | On-cable | |
| Microphone Operation Mode | Beamforming | Omni-directional |
| REMOTE CONTROL | Amazon Echo Buds | Sennheiser CX 150BT |
|---|
| Controls | Mute, voice assistant | 3-button remote |
|---|
| CABLE | Amazon Echo Buds | Sennheiser CX 150BT |
|---|
| Cable Type | Micro-USB charge cable | USB-C charge cable |
|---|
| FEATURES | Amazon Echo Buds | Sennheiser CX 150BT |
|---|
| Internet of Things (IoT) Compatible | Yes | - | |
|---|---|---|---|
| Intelligent Assistant | Siri, Google Assistant, Alexa | - | |
| Sensors | Accelerometer, proximity sensor, touch sensor | - |
| BATTERY AND CHARGING | Amazon Echo Buds | Sennheiser CX 150BT |
|---|
| Battery Type | Headphone battery rechargeable | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Life | 5 hour(s) | 10 hour(s) | Sennheiser CX 150BT lasts longer on a single charge than the Amazon Echo Buds. |
| Battery Life Details | Continuous playback: up to 5 hours Continuous playback (with included charging case): up to 20 hours Continuous talk (with included charging case): up to 16 hours Continuous talk: up to 4 hours |
- |
| CONNECTIONS | Amazon Echo Buds | Sennheiser CX 150BT |
|---|
| Connector Type | USB (5 pin Micro-USB Type B) | - |
|---|
| OTHERS | Amazon Echo Buds | Sennheiser CX 150BT |
|---|
| Included Accessories | 3 pairs of ear tips (small, medium, large), 3 pairs of wing tips (small, medium, large) | 4 pairs of ear tips (XS, S,M, L) | |
|---|---|---|---|
| Compliant Standards | IPX4 | - | |
| Service & Support | Limited warranty - 1 year | Limited warranty - 2 years |
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