Side by side comparison and review of Razer Hammerhead BT and Audio-Technica ATH CKR75BT. 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 | Audio-Technica ATH CKR75BT |
|---|
| Product Type | Earphones - Bluetooth - wireless | Earphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 28 g | 17.8 g | Audio-Technica ATH CKR75BT are lighter than Razer Hammerhead BT headphones. |
| Colour | - | Metallic gunmetal | |
| Body Material | - | Aluminium | |
| Recommended Use | Portable electronics | Portable electronics | |
| Bluetooth Range (Operating Distance) | 10 m | - |
| SOUND QUALITY | Razer Hammerhead BT | Audio-Technica ATH CKR75BT |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.1 | Bluetooth 4.1 | Both headphones have the same Bluetooth version. |
| Bluetooth Profiles | - | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 5 - 40000 Hz | Audio-Technica ATH CKR75BT offer a larger frequency range than Razer Hammerhead BT. |
| Max Input Power | 10 mW | - | |
| Sensitivity | 116 dB | 108 dB/mW | Razer Hammerhead BT have higher sensitivity than Audio-Technica ATH CKR75BT. |
| Impedance | 32 Ohm | 19 Ohm | |
| Diaphragm | 10 mm | 11.8 mm | Audio-Technica ATH CKR75BT have a thicker diaphragm than Razer Hammerhead BT. |
| Magnet Material | Neodymium magnet | - | |
| Features | Bluetooth aptX technology | Bluetooth aptX technology | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | Razer Hammerhead BT | Audio-Technica ATH CKR75BT |
|---|
| Type | On-cable | On-cable | |
|---|---|---|---|
| Microphone Technology | - | Electret condenser | |
| Microphone Operation Mode | Omni-directional | Omni-directional | |
| Frequency Response | 300 - 3400 Hz | 100 - 10000 Hz | Audio-Technica ATH CKR75BT offer a larger microphone frequency range than Razer Hammerhead BT. |
| Sensitivity | -42 dB | -44 dBV/Pascal | |
| Signal-To-Noise Ratio | 55 dB | - |
| REMOTE CONTROL | Razer Hammerhead BT | Audio-Technica ATH CKR75BT |
|---|
| Controls | Volume, play/pause button, answer/end, next/previous track | Remote control |
|---|
| CABLE | Razer Hammerhead BT | Audio-Technica ATH CKR75BT |
|---|
| Cable Type | Headphones cable - 63 cm | - | |
|---|---|---|---|
| Cable Length | 63 cm | - |
| FEATURES | Razer Hammerhead BT | Audio-Technica ATH CKR75BT |
|---|
| Additional Functions | - | Amplifier |
|---|
| BATTERY AND CHARGING | Razer Hammerhead BT | Audio-Technica ATH CKR75BT |
|---|
| Battery Type | Headphone battery lithium polymer | Headphone battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Capacity | 160 mAh | - | |
| Battery Life | 8 hour(s) | 7 hour(s) | Razer Hammerhead BT lasts longer on a single charge than the Audio-Technica ATH CKR75BT. |
| Standby Time | - | 200 hours | |
| Charging Time | 2 hour(s) | 3 hour(s) | Razer Hammerhead BT recharge faster than Razer Hammerhead BT. |
| WIRELESS LINK | Razer Hammerhead BT | Audio-Technica ATH CKR75BT |
|---|
| Transmission Range | 10 m | - | |
|---|---|---|---|
| Modulation Type | - | FHSS | |
| Radio Transmitter Power | - | 0.7 mW | |
| Radio Frequency Range | - | 2.402 - 2.480GHz |
| OTHERS | Razer Hammerhead BT | Audio-Technica ATH CKR75BT |
|---|
| Included Accessories | - | Carrying case, headphones wire clip, 4 pairs of earpads (extra small, small, medium, large), micro-USB charging cable (30cm) | |
|---|---|---|---|
| Compatibility | iPhone, iPad, iPod, Android phone | - |
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