In depth comparison and review of Razer Hammerhead True Wireless (2021) and Poly Savi 8240-M D2. Compare design, audio features, functions and other important specifications to easily choose the right headphones for you. Our goal is to help you uncover differences between the products and find the headphones that will best fit your needs.
DESIGN AND DIMENSIONS | Razer Hammerhead True Wireless (2021) | Poly Savi 8240-M D2 |
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Product Type | True wireless earphones - Bluetooth - wireless | Headset | |
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Weight | 53 g | - | |
Colour | Black | - | |
Protection | IPX4 | - | |
Recommended Use | Portable electronics | - |
SOUND QUALITY | Razer Hammerhead True Wireless (2021) | Poly Savi 8240-M D2 |
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Headphones Form Factor | In-ear | - | |
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Connectivity Technology | Wireless | - | |
Wireless Technology | Bluetooth | - | |
Bluetooth Version | Bluetooth 5.2 | - | |
Bluetooth Audio Codec | SBC, AAC | - | |
Active Noise Cancelling | Yes | - | Razer Hammerhead True Wireless (2021) are equipped with active noice cancellation. |
Sound Output Mode | Stereo | - | |
Frequency Response | 20 - 20000 Hz | - | |
Max Input Power | 5 mW | - | |
Sensitivity | 91 dB/mW | - | |
Impedance | 16 Ohm | - | |
Diaphragm | 10 mm | - | |
Features | Google Fast Pair, Razer Chroma RGB | - |
MICROPHONE | Razer Hammerhead True Wireless (2021) | Poly Savi 8240-M D2 |
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Form Factor | Built-in | - | |
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Microphone Operation Mode | Omni-directional | - | |
Sensitivity | -26 dBFS | - | |
Signal-To-Noise Ratio | 64 dB | - |
FEATURES | Razer Hammerhead True Wireless (2021) | Poly Savi 8240-M D2 |
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Additional Functions | Gaming mode | - |
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BATTERY AND CHARGING | Razer Hammerhead True Wireless (2021) | Poly Savi 8240-M D2 |
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Battery Type | Headphone battery rechargeable | - | |
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Battery Life | 6.5 hour(s) | - | |
Battery Life Details | Continuous playback (lighting OFF / ANC OFF): up to 6.5 hours Continuous playback (lighting OFF / ANC OFF / with included charging case): up to 32.5 hours Continuous playback (lighting ON / ANC OFF): up to 5.5 hours Continuous playback (lighting ON / ANC OFF / with included charging case): up to 27.5 hours Continuous playback (lighting ON / ANC OFF): up to 4.5 hours Continuous playback (lighting ON / ANC OFF / with included charging case): up to 22.5 hours Continuous playback (lighting ON / ANC ON): up to 4 hours Continuous playback (lighting ON / ANC ON / with included charging case): up to 16 hours |
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OTHERS | Razer Hammerhead True Wireless (2021) | Poly Savi 8240-M D2 |
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Included Accessories | Ear tips kit, charging case | - | |
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Service & Support | Limited warranty - 2 years | - |