Side by side comparison and review of SOUL RUN FREE PRO HD and Soundcore Liberty Air 2. 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 | SOUL RUN FREE PRO HD | Soundcore Liberty Air 2 |
|---|
| Product Type | Earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Height | 1.7 cm | - | |
| Width | 1.9 cm | - | |
| Depth | 3.2 cm | - | |
| Weight | 15 g | - | |
| Colour | Blue | White | Black | |
| Earpad Material | Memory foam | - | |
| Protection | Waterproof, sweat-resistant | IPX5, water-resistant | |
| Design | Sports | - | |
| Recommended Use | Portable electronics | - | |
| Bluetooth Range (Operating Distance) | 10.1 m | 10 m | SOUL RUN FREE PRO HD have a greater operating distance than Soundcore Liberty Air 2. |
| SOUND QUALITY | SOUL RUN FREE PRO HD | Soundcore Liberty Air 2 |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| Headphones Technology | Balanced armature | - | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.0 EDR | Bluetooth 5.0 | Soundcore Liberty Air 2 have a more advanced version of Bluetooth than SOUL RUN FREE PRO HD. |
| Bluetooth Profiles | Hands-Free Profile (HFP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | Hands-Free Profile (HFP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Bluetooth Audio Codec | - | SBC, AAC, aptX | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Max Input Power | - | 5 mW | |
| Total Harmonic Distortion (THD) | - | 1% | |
| Impedance | - | 16 Ohm | |
| Diaphragm | - | 6 mm | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | SOUL RUN FREE PRO HD | Soundcore Liberty Air 2 |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | On-cable | - | |
| Noise Cancelling | - | Yes | Soundcore Liberty Air 2 microphone can cancel out ambient noise. |
| Microphones Included | - | 4 |
| REMOTE CONTROL | SOUL RUN FREE PRO HD | Soundcore Liberty Air 2 |
|---|
| Controls | Volume control | Volume, power on/off, answer/end, play/pause, next/previous track, reject call, voice assistant |
|---|
| CABLE | SOUL RUN FREE PRO HD | Soundcore Liberty Air 2 |
|---|
| Cable Type | USB charge cable - detachable Headphones cable - reflective |
- |
|---|
| FEATURES | SOUL RUN FREE PRO HD | Soundcore Liberty Air 2 |
|---|
| Features | - | HearID Technology, Diamond-Coated Driver |
|---|
| BATTERY AND CHARGING | SOUL RUN FREE PRO HD | Soundcore Liberty Air 2 |
|---|
| Battery Type | Headphone battery rechargeable - lithium polymer | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Capacity | - | 55 mAh | |
| Battery Life | 12 hour(s) | 7 hour(s) | SOUL RUN FREE PRO HD lasts longer on a single charge than the Soundcore Liberty Air 2. |
| Battery Life Details | - | Continuous playback: up to 7 hours Continuous playback (with included charging case): up to 28 hours |
|
| Charging Time | - | 2 hour(s) | |
| Included Qty | - | 2 |
| OTHERS | SOUL RUN FREE PRO HD | Soundcore Liberty Air 2 |
|---|
| Included Accessories | Carrying case, cable clip, 2 pairs of foam ear tips, 4 pairs of ear tips (XS, small, medium, large), 2 pairs of ear locks | Charging case (500 mAh), 5 pairs of ear tips (XS, small, medium, large, XL), USB-C charging cable | |
|---|---|---|---|
| Service & Support | Limited warranty - 1 year | Limited warranty - 18 months |
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