Side by side comparison and review of JBL Free II and ASUS ROG Cetra True Wireless. 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 | JBL Free II | ASUS ROG Cetra True Wireless |
|---|
| Product Type | True wireless earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 4.8 g | - | |
| Dimensions & Weight Details | Earphone: 4.8 g Charging case: 52 g |
Charging case: 42 g Earphone: 5 g |
|
| Colour | Black | White | Black | |
| Protection | Splashproof, IPX4 | Splashproof, IPX4 | |
| Design | - | Games | |
| Recommended Use | Portable electronics | Game console, portable electronics, computer | |
| Gaming | - | Yes |
| SOUND QUALITY | JBL Free II | ASUS ROG Cetra True Wireless |
|---|
| 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), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | - | |
| Active Noise Cancelling | - | Yes | ASUS ROG Cetra True Wireless are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | Hybrid ANC | |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | - | 7.1 Channel Virtual Surround Sound | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Sensitivity | 100 dB | - | |
| Impedance | 16 Ohm | 32 Ohm | |
| Max Sound Pressure | 95 dB | - | |
| Diaphragm | 5.6 mm | 10 mm | ASUS ROG Cetra True Wireless have a thicker diaphragm than JBL Free II. |
| Magnet Material | - | Neodymium |
| MICROPHONE | JBL Free II | ASUS ROG Cetra True Wireless |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Microphone Operation Mode | - | Omni-directional | |
| Frequency Response | - | 100 - 10000 Hz | |
| Sensitivity | -38 dBV/Pascal | -38 dB |
| REMOTE CONTROL | JBL Free II | ASUS ROG Cetra True Wireless |
|---|
| Controls | - | Play/pause, next/previous track, voice assistant, ANC on/off, game mode on/off, ANC mode |
|---|
| CABLE | JBL Free II | ASUS ROG Cetra True Wireless |
|---|
| Cable Type | USB-C charge cable | Charging cable - 60 cm |
|---|
| FEATURES | JBL Free II | ASUS ROG Cetra True Wireless |
|---|
| Features | Touch control | Touch control |
|---|
| BATTERY AND CHARGING | JBL Free II | ASUS ROG Cetra True Wireless |
|---|
| Battery Type | 2 x headphone battery rechargeable - Lithium Ion | Headphone battery rechargeable - wireless charging | |
|---|---|---|---|
| Battery Capacity | 55 mAh | - | |
| Battery Life | 6 hour(s) | 5.5 hour(s) | JBL Free II lasts longer on a single charge than the ASUS ROG Cetra True Wireless. |
| Battery Life Details | (with included charging case): up to 24 hours | Continuous playback (noise cancelling ON): up to 4.8 hours Continuous playback (noise cancelling OFF): up to 5.5 hours Continuous playback (noise cancelling OFF / with included charging case): up to 27 hours Continuous playback (noise cancelling ON / with included charging case): up to 21.8 hours |
|
| Charging Time | 2 hour(s) | - | |
| Included Qty | 2 | - |
| OTHERS | JBL Free II | ASUS ROG Cetra True Wireless |
|---|
| Included Accessories | 3 pairs of ear tips (small, medium, large), charging case (650 mAh) | 2 pairs of ear tips | |
|---|---|---|---|
| Compliant Standards | - | IPX4 | |
| Service & Support | - | Limited warranty - 2 years |
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