Side by side comparison and review of Sennheiser CX 350BT and Bose QuietComfort Earbuds II. 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 | Sennheiser CX 350BT | Bose QuietComfort Earbuds II |
|---|
| Product Type | Earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 13 g | - | |
| Dimensions & Weight Details | - | Earbud: 1.73 cm x 2.24 cm x 3.05 cm / 6.24 g Charging case: 5.94 cm x 2.67 cm x 6.63 cm / 59.8 g |
|
| Colour | Black | White | Triple black | |
| Body Material | - | Plastic | |
| Protection | - | Sweat-resistant, IPX4, water-resistant | |
| Recommended Use | Portable electronics | Portable electronics | |
| Bluetooth Range (Operating Distance) | - | 9.14 m |
| SOUND QUALITY | Sennheiser CX 350BT | Bose QuietComfort Earbuds II |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 5.0 | Bluetooth 5.3 | Bose QuietComfort Earbuds II have a more advanced version of Bluetooth than Sennheiser CX 350BT. |
| 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 | SBC, AAC | |
| Active Noise Cancelling | - | Yes | Bose QuietComfort Earbuds II are equipped with active noice cancellation. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | - | |
| Total Harmonic Distortion (THD) | 0.5% | - | |
| Max Sound Pressure | 110 dB | - | |
| Features | - | ActiveSense technology, Aware Mode, Quiet Mode |
| MICROPHONE | Sennheiser CX 350BT | Bose QuietComfort Earbuds II |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | On-cable | - | |
| Microphone Operation Mode | Mono | - | |
| Audio Input Details | Omni-directional | - | |
| Microphones Included | - | 4 |
| REMOTE CONTROL | Sennheiser CX 350BT | Bose QuietComfort Earbuds II |
|---|
| Controls | Answer/end, play/pause, next/previous track | Volume |
|---|
| CABLE | Sennheiser CX 350BT | Bose QuietComfort Earbuds II |
|---|
| Cable Type | - | USB-C charge cable - detachable - 30.5 cm |
|---|
| FEATURES | Sennheiser CX 350BT | Bose QuietComfort Earbuds II |
|---|
| Features | - | Touch control |
|---|
| BATTERY AND CHARGING | Sennheiser CX 350BT | Bose QuietComfort Earbuds II |
|---|
| Battery Type | - | Headphone battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Life | 10 hour(s) | 6 hours | Sennheiser CX 350BT lasts longer on a single charge than the Bose QuietComfort Earbuds II. |
| Battery Life Details | Continuous playback: up to 10 hours Standby: up to 340 hours |
Continuous playback: up to 6 hours Continuous playback (with included charging case): up to 24 hours |
|
| Charging Time | - | 1 hour |
| OTHERS | Sennheiser CX 350BT | Bose QuietComfort Earbuds II |
|---|
| Included Accessories | 4 pairs of earpads (extra small, small, medium, large) | Charging case, 3 pairs of silicone ear tips (small, medium, large), 3 pairs of stability bands (1, 2, 3), USB-C to USB-A cable (30.5 cm) | |
|---|---|---|---|
| Compliant Standards | - | IPX4 | |
| Service & Support | Limited warranty - 2 years | - |
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