Detailed comparison and review of Apple AirPods Pro (2nd generation) and Sennheiser CX 400BT. With our comprehensive overview, you can simply compare design, sound quality, but also other key features of both headphones and easily decide which ones are the right choice for you. Our goal is to help you identify the main differences between products and find the headphones that best fit your needs and expectations.
| DESIGN AND DIMENSIONS | Apple AirPods Pro (2nd generation) | Sennheiser CX 400BT |
|---|
| Product Type | True wireless earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Product Generation | 2nd generation | - | |
| Height | 3.09 cm | - | |
| Width | 2.18 cm | - | |
| Depth | 2.4 cm | - | |
| Weight | 5.3 g | - | |
| Dimensions & Weight Details | Charging case: 6.06 cm x 2.17 cm x 4.52 cm / 50.8 g | Earbud: 6 g Charging case: 37 g |
|
| Colour | White | White | Black | |
| Protection | Sweat-resistant, IPX4, water-resistant | - | |
| Recommended Use | Portable electronics | Portable electronics |
| SOUND QUALITY | Apple AirPods Pro (2nd generation) | Sennheiser CX 400BT |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 5.3 | Bluetooth 5.1 | Apple AirPods Pro (2nd generation) have a more advanced version of Bluetooth than Sennheiser CX 400BT. |
| 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, aptX | |
| Active Noise Cancelling | Yes | - | Apple AirPods Pro (2nd generation) are equipped with active noice cancellation. |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | Adaptive EQ | - | |
| Frequency Response | - | 5 - 21000 Hz | |
| Total Harmonic Distortion (THD) | - | 0.08% | |
| Max Sound Pressure | - | 107 dB | |
| Diaphragm | - | 7 mm | |
| Features | Apple H2 chip, Adaptive Transparency technology, vent system for pressure equalisation, MagSafe charging case with Precision Finding, MagSafe charging case with Apple U1 chip | - |
| MICROPHONE | Apple AirPods Pro (2nd generation) | Sennheiser CX 400BT |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Microphone Operation Mode | Beamforming | - |
| REMOTE CONTROL | Apple AirPods Pro (2nd generation) | Sennheiser CX 400BT |
|---|
| Controls | Volume, answer/end, play/pause, next/previous track, voice assistant, ANC/transparency | Volume control, answer/end, play/pause, next/previous track, reject call, pair mode, voice assistant, equaliser preset |
|---|
| CABLE | Apple AirPods Pro (2nd generation) | Sennheiser CX 400BT |
|---|
| Cable Type | USB-C to Lightning cable | USB-C to USB-A cable - detachable - straight - 25 cm |
|---|
| FEATURES | Apple AirPods Pro (2nd generation) | Sennheiser CX 400BT |
|---|
| Features | - | Voice alerts, touch control | |
|---|---|---|---|
| Internet of Things (IoT) Compatible | Yes | - | |
| Intelligent Assistant | Siri | Siri, Google Assistant | |
| Sensors | Motion-detecting accelerometer, speech-detecting accelerometer, skin-detecting sensors, touch control | - | |
| Additional Functions | Wireless audio sharing | - |
| BATTERY AND CHARGING | Apple AirPods Pro (2nd generation) | Sennheiser CX 400BT |
|---|
| Battery Type | Headphone battery rechargeable - wireless charging | Headphone battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Capacity | - | 55 mAh | |
| Battery Life | 6 hour(s) | 7 hour(s) | Sennheiser CX 400BT lasts longer on a single charge than the Apple AirPods Pro (2nd generation). |
| Battery Life Details | Continuous playback (active noise-cancelling on): up to 6 hours Continuous playback (personalised spatial audio, head tracking on): up to 5.5 hours Continuous talk: up to 4.5 hours Continuous playback (active noise-cancelling on) (with included charging case): up to 30 hours Continuous talk (with included charging case): up to 24 hours |
Continuous playback (50% volume): up to 7 hours Continuous playback (with included charging case): up to 20 hours |
|
| Wireless Charging Standards | Qi | - | |
| Charging Time | - | 1.5 hour(s) | |
| Auto On/Off | Yes | - | |
| Included Qty | - | 2 |
| WIRELESS LINK | Apple AirPods Pro (2nd generation) | Sennheiser CX 400BT |
|---|
| Radio Transmitter Power | - | 10 mW |
|---|
| OTHERS | Apple AirPods Pro (2nd generation) | Sennheiser CX 400BT |
|---|
| Included Accessories | 4 pairs of silicone ear tips (extra small, small, medium, large), Lightning to USB-C cable, MagSafe charging case with speaker and lanyard loop | 4 pairs of earpads (extra small, small, medium, large), charging case (420 mAh) | |
|---|---|---|---|
| Compatibility | iPhone, iPad, iPod, Mac | - | |
| Compliant Standards | - | Bluetooth Class 1, Directive 2006/66/EC, WEEE 2012/19/EU, Directive 2013/56/EU | |
| Service & Support | Limited warranty - 1 year | - |
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