Side by side comparison and review of LG TONE Free HBS-FN6 and Sennheiser CX 400BT. 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 | LG TONE Free HBS-FN6 | Sennheiser CX 400BT |
|---|
| Product Type | True wireless earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Height | 3.265 cm | - | |
| Width | 1.61 cm | - | |
| Depth | 2.5 cm | - | |
| Weight | 5.4 g | - | |
| Dimensions & Weight Details | Earbud: 1.61 cm x 2.5 cm x 3.265 cm / 5.4 g Charging case: 5.45 cm x 2.75 cm x 5.45 cm / 39 g |
Earbud: 6 g Charging case: 37 g |
|
| Colour | Black | White | White | Black | |
| Earpad Material | Medical grade silicone | - | |
| Protection | Splashproof, IPX4 | - | |
| Recommended Use | Portable electronics | Portable electronics |
| SOUND QUALITY | LG TONE Free HBS-FN6 | Sennheiser CX 400BT |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 5.0 | Bluetooth 5.1 | Sennheiser CX 400BT have a more advanced version of Bluetooth than LG TONE Free HBS-FN6. |
| 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 | SBC, AAC, aptX | |
| Noise Isolating | Yes | - | LG TONE Free HBS-FN6 are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | Meridian EQ, Ambient Sound Mode, Meridian Sound Effect, Master Quality Authenticated (MQA), Meridian Lossless Packing (MLP) | - | |
| Frequency Response | - | 5 - 21000 Hz | |
| Total Harmonic Distortion (THD) | - | 0.08% | |
| Max Sound Pressure | - | 107 dB | |
| Diaphragm | 6 mm | 7 mm | Sennheiser CX 400BT have a thicker diaphragm than LG TONE Free HBS-FN6. |
| MICROPHONE | LG TONE Free HBS-FN6 | Sennheiser CX 400BT |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Noise Cancelling | Yes | - | LG TONE Free HBS-FN6 microphone can cancel out ambient noise. |
| Microphones Included | 2 | - |
| REMOTE CONTROL | LG TONE Free HBS-FN6 | Sennheiser CX 400BT |
|---|
| Controls | - | Volume control, answer/end, play/pause, next/previous track, reject call, pair mode, voice assistant, equaliser preset |
|---|
| CABLE | LG TONE Free HBS-FN6 | Sennheiser CX 400BT |
|---|
| Cable Type | USB-C charge cable - detachable | USB-C to USB-A cable - detachable - straight - 25 cm |
|---|
| FEATURES | LG TONE Free HBS-FN6 | Sennheiser CX 400BT |
|---|
| Features | Fast charge, UVnano sanitising technology | Voice alerts, touch control | |
|---|---|---|---|
| Internet of Things (IoT) Compatible | Yes | - | |
| Voice Control | Indirect | - | |
| Intelligent Assistant | Google Assistant ready | Siri, Google Assistant | |
| Additional Functions | DSP | - |
| BATTERY AND CHARGING | LG TONE Free HBS-FN6 | Sennheiser CX 400BT |
|---|
| Battery Type | Headphone battery rechargeable - Lithium Ion - - wireless charging | Headphone battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Capacity | 55 mAh | 55 mAh | Both headphones are designed with the same battery capacity. |
| Battery Life | 6 hour(s) | 7 hour(s) | Sennheiser CX 400BT lasts longer on a single charge than the LG TONE Free HBS-FN6. |
| Battery Life Details | Continuous playback: up to 6 hours Continuous playback (with included charging case): up to 18 hours |
Continuous playback (50% volume): up to 7 hours Continuous playback (with included charging case): up to 20 hours |
|
| Charging Time | 1 hour(s) | 1.5 hour(s) | LG TONE Free HBS-FN6 recharge faster than LG TONE Free HBS-FN6. |
| Included Qty | - | 2 |
| WIRELESS LINK | LG TONE Free HBS-FN6 | Sennheiser CX 400BT |
|---|
| Radio Transmitter Power | - | 10 mW |
|---|
| CONNECTIONS | LG TONE Free HBS-FN6 | Sennheiser CX 400BT |
|---|
| Connector Type | USB (power only) (USB Type-C) | - |
|---|
| OTHERS | LG TONE Free HBS-FN6 | Sennheiser CX 400BT |
|---|
| Included Accessories | 3 pairs of EarGels, USB-C charging cable, charging case (390 mAh) | 4 pairs of earpads (extra small, small, medium, large), charging case (420 mAh) | |
|---|---|---|---|
| Software Included | Find my earphones | - | |
| Compliant Standards | - | Bluetooth Class 1, Directive 2006/66/EC, WEEE 2012/19/EU, Directive 2013/56/EU | |
| Service & Support | Limited warranty - 2 years | - |
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