Side by side comparison and review of harman/kardon FLY BT and Belkin SoundForm Bolt. 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 | harman/kardon FLY BT | Belkin SoundForm Bolt |
|---|
| Product Type | Earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Height | - | 3 cm | |
| Width | - | 6 cm | |
| Depth | - | 4.2 cm | |
| Weight | 17.1 g | 21 g | harman/kardon FLY BT are lighter than harman/kardon FLY BT headphones. |
| Colour | Black | Black | Lavender | Teal | White | |
| Protection | - | Sweat-resistant, IPX4, water-resistant | |
| Recommended Use | Portable electronics | Portable electronics, computer | |
| Bluetooth Range (Operating Distance) | - | 10 m |
| SOUND QUALITY | harman/kardon FLY BT | Belkin SoundForm Bolt |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.1 | Bluetooth 5.2 | Belkin SoundForm Bolt have a more advanced version of Bluetooth than harman/kardon FLY BT. |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | - | |
| Bluetooth Audio Codec | - | SBC | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Sensitivity | 94 dB/mW | - | |
| Impedance | 32 Ohm | - | |
| Diaphragm | 8.6 mm | 6 mm | harman/kardon FLY BT have a thicker diaphragm than Belkin SoundForm Bolt. |
| MICROPHONE | harman/kardon FLY BT | Belkin SoundForm Bolt |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | On-cable | - | |
| Microphones Included | - | 2 |
| REMOTE CONTROL | harman/kardon FLY BT | Belkin SoundForm Bolt |
|---|
| Controls | Volume, play/pause, next/previous track | Volume, answer/end, play/pause, next/previous track, reject call, voice assistant |
|---|
| CABLE | harman/kardon FLY BT | Belkin SoundForm Bolt |
|---|
| Cable Type | USB charge cable - detachable | USB-C charge cable |
|---|
| FEATURES | harman/kardon FLY BT | Belkin SoundForm Bolt |
|---|
| Features | - | Stereo/mono mode, LED indicator | |
|---|---|---|---|
| Sensors | - | Touch control |
| BATTERY AND CHARGING | harman/kardon FLY BT | Belkin SoundForm Bolt |
|---|
| Battery Type | Headphone battery rechargeable - Lithium Ion | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Capacity | 110 mAh | - | |
| Battery Life | 8 hour(s) | 9 hour(s) | Belkin SoundForm Bolt lasts longer on a single charge than the harman/kardon FLY BT. |
| Battery Life Details | - | Continuous playback: up to 9 hours Continuous playback (with included charging case): up to 28 hours |
|
| Charging Time | 2 hour(s) | 1.5 hour(s) | Belkin SoundForm Bolt recharge faster than harman/kardon FLY BT. |
| OTHERS | harman/kardon FLY BT | Belkin SoundForm Bolt |
|---|
| Included Accessories | Ear tips kit | Charging case, 3 pairs of silicone ear tips (small, medium, large), USB-C charging cable | |
|---|---|---|---|
| Compatibility | - | iPhone, iPad, Android phone, Chrome OS, Windows | |
| Compliant Standards | - | FCC, RoHS, REACH | |
| Service & Support | Limited warranty - 1 year | Limited warranty - 2 years |
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