Side by side comparison and review of Sennheiser CX 400BT and LG TONE Free HBS-FN7. 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 400BT | LG TONE Free HBS-FN7 |
|---|
| Product Type | True wireless earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Height | - | 3.27 cm | |
| Width | - | 1.62 cm | |
| Depth | - | 2.66 cm | |
| Weight | - | 5.6 g | |
| Dimensions & Weight Details | Earbud: 6 g Charging case: 37 g |
Earbud: 1.62 cm x 2.66 cm x 3.27 cm / 5.6 g Charging case: 5.45 cm x 2.76 cm x 5.45 cm / 39 g |
|
| Colour | White | Black | Black | |
| Earpad Material | - | Medical grade silicone | |
| Protection | - | Splashproof, rainproof, IPX4 | |
| Recommended Use | Portable electronics | Portable electronics |
| SOUND QUALITY | Sennheiser CX 400BT | LG TONE Free HBS-FN7 |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 5.1 | Bluetooth 5.0 | Sennheiser CX 400BT have a more advanced version of Bluetooth than LG TONE Free HBS-FN7. |
| 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 | SBC, AAC | |
| Active Noise Cancelling | - | Yes | LG TONE Free HBS-FN7 are equipped with active noice cancellation. |
| Sound Output Mode | Stereo | - | |
| Sound Effects | - | Meridian EQ, Ambient Sound Mode, Meridian Sound Effect | |
| Frequency Response | 5 - 21000 Hz | - | |
| Total Harmonic Distortion (THD) | 0.08% | - | |
| Max Sound Pressure | 107 dB | - | |
| Diaphragm | 7 mm | 6 mm | Sennheiser CX 400BT have a thicker diaphragm than LG TONE Free HBS-FN7. |
| Features | - | Google Fast Pair |
| MICROPHONE | Sennheiser CX 400BT | LG TONE Free HBS-FN7 |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Noise Cancelling | - | Yes | LG TONE Free HBS-FN7 microphone can cancel out ambient noise. |
| Microphones Included | - | 6 |
| REMOTE CONTROL | Sennheiser CX 400BT | LG TONE Free HBS-FN7 |
|---|
| Controls | Volume control, answer/end, play/pause, next/previous track, reject call, pair mode, voice assistant, equaliser preset | - |
|---|
| CABLE | Sennheiser CX 400BT | LG TONE Free HBS-FN7 |
|---|
| Cable Type | USB-C to USB-A cable - detachable - straight - 25 cm | USB-C charge cable - detachable |
|---|
| FEATURES | Sennheiser CX 400BT | LG TONE Free HBS-FN7 |
|---|
| Features | Voice alerts, touch control | Touch control, fast charge, UVnano sanitising technology | |
|---|---|---|---|
| Internet of Things (IoT) Compatible | - | Yes | |
| Voice Control | - | Indirect | |
| Intelligent Assistant | Siri, Google Assistant | Google Assistant ready, Siri ready |
| BATTERY AND CHARGING | Sennheiser CX 400BT | LG TONE Free HBS-FN7 |
|---|
| Battery Type | Headphone battery rechargeable - Lithium Ion | Headphone battery rechargeable - Lithium Ion - - wireless charging | |
|---|---|---|---|
| Battery Capacity | 55 mAh | 55 mAh | Both headphones are designed with the same battery capacity. |
| Battery Life | 7 hour(s) | 7 hour(s) | Both headphones last the same amount of time on a single charge. |
| Battery Life Details | Continuous playback (50% volume): up to 7 hours Continuous playback (with included charging case): up to 20 hours |
Continuous playback (with included charging case): up to 21 hours Continuous playback (noise cancelling OFF): up to 7 hours Continuous playback (noise cancelling ON): up to 5 hours Continuous talk (noise cancelling ON): up to 4 hours |
|
| Charging Time | 1.5 hour(s) | 1 hour(s) | LG TONE Free HBS-FN7 recharge faster than Sennheiser CX 400BT. |
| Included Qty | 2 | - |
| WIRELESS LINK | Sennheiser CX 400BT | LG TONE Free HBS-FN7 |
|---|
| Radio Transmitter Power | 10 mW | - |
|---|
| CONNECTIONS | Sennheiser CX 400BT | LG TONE Free HBS-FN7 |
|---|
| Connector Type | - | USB (power only) (USB Type-C) |
|---|
| OTHERS | Sennheiser CX 400BT | LG TONE Free HBS-FN7 |
|---|
| Included Accessories | 4 pairs of earpads (extra small, small, medium, large), charging case (420 mAh) | 3 pairs of ear tips, USB-C charging cable, charging case (390 mAh) | |
|---|---|---|---|
| Compliant Standards | Bluetooth Class 1, Directive 2006/66/EC, WEEE 2012/19/EU, Directive 2013/56/EU | UL, TUV SUD |
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