Side by side comparison and review of Razer Hammerhead BT and JBL Under Armour Sport Wireless REACT. 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 | Razer Hammerhead BT | JBL Under Armour Sport Wireless REACT |
|---|
| Product Type | Earphones - Bluetooth - wireless | Earphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 28 g | 16.5 g | JBL Under Armour Sport Wireless REACT are lighter than Razer Hammerhead BT headphones. |
| Colour | - | Black | |
| Body Material | - | Aluminium | |
| Earpad Material | - | Silicone | |
| Protection | - | Waterproof, sweat-resistant, IPX7 | |
| Design | - | Sports | |
| Recommended Use | Portable electronics | Portable electronics | |
| Bluetooth Range (Operating Distance) | 10 m | - |
| SOUND QUALITY | Razer Hammerhead BT | JBL Under Armour Sport Wireless REACT |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.1 | Bluetooth 4.2 | JBL Under Armour Sport Wireless REACT have a more advanced version of Bluetooth than Razer Hammerhead BT. |
| Bluetooth Profiles | - | Hands-Free Profile (HFP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Max Input Power | 10 mW | - | |
| Sensitivity | 116 dB | 102 dB | Razer Hammerhead BT have higher sensitivity than JBL Under Armour Sport Wireless REACT. |
| Impedance | 32 Ohm | 14 Ohm | |
| Max Sound Pressure | - | 96 dB | |
| Diaphragm | 10 mm | 5.8 mm | Razer Hammerhead BT have a thicker diaphragm than JBL Under Armour Sport Wireless REACT. |
| Magnet Material | Neodymium magnet | - | |
| Features | Bluetooth aptX technology | Magnetic ear buds, TalkThru technology, JBL Charged Sound, Ambient Aware | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | Razer Hammerhead BT | JBL Under Armour Sport Wireless REACT |
|---|
| Type | On-cable | On-cable | |
|---|---|---|---|
| Microphone Operation Mode | Omni-directional | - | |
| Frequency Response | 300 - 3400 Hz | - | |
| Sensitivity | -42 dB | -20 dBV/Pascal | |
| Signal-To-Noise Ratio | 55 dB | - |
| REMOTE CONTROL | Razer Hammerhead BT | JBL Under Armour Sport Wireless REACT |
|---|
| Controls | Volume, play/pause button, answer/end, next/previous track | Volume, power on/off, answer/end, play/pause, next/previous track, reject call, voice assistant, TalkThru button |
|---|
| CABLE | Razer Hammerhead BT | JBL Under Armour Sport Wireless REACT |
|---|
| Cable Type | Headphones cable - 63 cm | - | |
|---|---|---|---|
| Cable Length | 63 cm | 51 cm |
| FEATURES | Razer Hammerhead BT | JBL Under Armour Sport Wireless REACT |
|---|
| Intelligent Assistant | - | Siri, Google Now |
|---|
| BATTERY AND CHARGING | Razer Hammerhead BT | JBL Under Armour Sport Wireless REACT |
|---|
| Battery Type | Headphone battery lithium polymer | Headphone battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Capacity | 160 mAh | 170 mAh | JBL Under Armour Sport Wireless REACT have a higher battery capacity than Razer Hammerhead BT. |
| Battery Life | 8 hour(s) | 9 hour(s) | JBL Under Armour Sport Wireless REACT lasts longer on a single charge than the Razer Hammerhead BT. |
| Charging Time | 2 hour(s) | 2 hour(s) | The charging of both headphones last the same time. |
| WIRELESS LINK | Razer Hammerhead BT | JBL Under Armour Sport Wireless REACT |
|---|
| Transmission Range | 10 m | - |
|---|
| OTHERS | Razer Hammerhead BT | JBL Under Armour Sport Wireless REACT |
|---|
| Included Accessories | - | Carrying pouch, 3 pairs of ear tips (small, medium, large), micro-USB charging cable, 3 sizes of enhancers | |
|---|---|---|---|
| Software Included | - | MapMyRun premium membership (12 months) | |
| Compatibility | iPhone, iPad, iPod, Android phone | - | |
| Compliant Standards | - | IPX7 | |
| Service & Support | - | Limited warranty - 1 year |
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