In depth comparison and review of Sennheiser CX 350BT and Beats Flex All-Day. 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 CX 350BT | Beats Flex All-Day |
|---|
| Product Type | Earphones - Bluetooth - wireless | Earphones - Bluetooth - wireless | |
|---|---|---|---|
| Height | - | 1.6 cm | |
| Width | - | 10.6 cm | |
| Depth | - | 86.4 cm | |
| Weight | 13 g | 18.6 g | Sennheiser CX 350BT are lighter than Sennheiser CX 350BT headphones. |
| Colour | Black | White | Black beats | Yuzu yellow | Smoke grey | Flame blue | |
| Protection | - | Wind protection | |
| Recommended Use | Portable electronics | Portable electronics |
| SOUND QUALITY | Sennheiser CX 350BT | Beats Flex All-Day |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 5.0 | - | |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | - | |
| Bluetooth Audio Codec | SBC, AAC, apt-X LL | - | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | - | |
| Total Harmonic Distortion (THD) | 0.5% | - | |
| Max Sound Pressure | 110 dB | - | |
| Features | - | Magnetic ear buds, Apple W1 chip | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | Sennheiser CX 350BT | Beats Flex All-Day |
|---|
| Type | On-cable | On-cable | |
|---|---|---|---|
| Microphone Operation Mode | Mono | - | |
| Audio Input Details | Omni-directional | - |
| REMOTE CONTROL | Sennheiser CX 350BT | Beats Flex All-Day |
|---|
| Controls | Answer/end, play/pause, next/previous track | Volume, answer/end, voice assistant |
|---|
| CABLE | Sennheiser CX 350BT | Beats Flex All-Day |
|---|
| Cable Type | - | USB-C charge cable |
|---|
| FEATURES | Sennheiser CX 350BT | Beats Flex All-Day |
|---|
| Additional Functions | - | Wireless audio sharing |
|---|
| BATTERY AND CHARGING | Sennheiser CX 350BT | Beats Flex All-Day |
|---|
| Battery Type | - | Headphone battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Life | 10 hour(s) | 12 hour(s) | Beats Flex All-Day lasts longer on a single charge than the Sennheiser CX 350BT. |
| Battery Life Details | Continuous playback: up to 10 hours Standby: up to 340 hours |
- | |
| Auto On/Off | - | Yes |
| OTHERS | Sennheiser CX 350BT | Beats Flex All-Day |
|---|
| Included Accessories | 4 pairs of earpads (extra small, small, medium, large) | 4 pairs of ear tips, USB-C charging cable | |
|---|---|---|---|
| Compliant Standards | - | Bluetooth Class 1 | |
| Service & Support | Limited warranty - 2 years | Limited warranty - 1 year |
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