Side by side comparison and review of Razer Hammerhead True Wireless X and Poly Savi 8240-M D2. 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 True Wireless X | Poly Savi 8240-M D2 |
|---|
| Product Type | True wireless earphones - Bluetooth - wireless | Headset | |
|---|---|---|---|
| Dimensions & Weight Details | Earbud: 10 g Charging case: 42 g |
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| Recommended Use | Portable electronics | - |
| SOUND QUALITY | Razer Hammerhead True Wireless X | Poly Savi 8240-M D2 |
|---|
| Headphones Form Factor | In-ear | - | |
|---|---|---|---|
| Connectivity Technology | Wireless | - | |
| Wireless Technology | Bluetooth | - | |
| Bluetooth Version | Bluetooth 5.2 | - | |
| Bluetooth Audio Codec | SBC, AAC | - | |
| Sound Output Mode | Stereo | - | |
| Frequency Response | 20 - 20000 Hz | - | |
| Max Input Power | 8 mW | - | |
| Sensitivity | 91 dB/mW | - | |
| Impedance | 32 Ohm | - | |
| Diaphragm | 13 mm | - |
| MICROPHONE | Razer Hammerhead True Wireless X | Poly Savi 8240-M D2 |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Microphone Operation Mode | Omni-directional | - | |
| Sensitivity | -26 dBFS | - | |
| Signal-To-Noise Ratio | 64 dB | - |
| FEATURES | Razer Hammerhead True Wireless X | Poly Savi 8240-M D2 |
|---|
| Additional Functions | LED backlight (green) | - |
|---|
| BATTERY AND CHARGING | Razer Hammerhead True Wireless X | Poly Savi 8240-M D2 |
|---|
| Battery Type | Headphone battery rechargeable | - | |
|---|---|---|---|
| Battery Life | 7 hour(s) | - | |
| Battery Life Details | Continuous playback: up to 7 hours Continuous playback (with included charging case): up to 28 hours |
- |
| OTHERS | Razer Hammerhead True Wireless X | Poly Savi 8240-M D2 |
|---|
| Included Accessories | Charging case | - |
|---|
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