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Product comparison · 2 headphones

HP Poly Blackwire 3325 Stereo USB-C Headset +3.5mm Plug +USB-C/A Adapter vs HP Poly Savi 8220 UC Microsoft Teams Certified DECT 1880-1900 MHz USB-A Headset

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  • 43specifications compared
  • 18differ
  • 25identical
  • 23known for one product only

Key differences

  • Signal-to-Noise Ratio (SNR)
    • 118 dB
    • 53 dB
  • Country of origin
    • China, Mexico
    • Mexico
  • USB connector
    • USB Type-C
    • USB Type-A
  • Ear coupling
    • Supraaural
    • Circumaural
  • Headphone sensitivity
    • 116 dB
    • 112 dB
  • Microphone frequency
    • 100 - 10000 Hz
    • 35 - 21000 Hz
  • Microphone sensitivity
    • -38 dB
    • 40 dB
  • Width
    • 166 mm
    • 155 mm

Side by side

Differences highlightedShow differences only
66 specifications
A

HP Poly

Blackwire 3325 Stereo USB-C Headset +3.5mm Plug +USB-C/A AdapterView product
B

HP Poly

Savi 8220 UC Microsoft Teams Certified DECT 1880-1900 MHz USB-A HeadsetView product
Performance3 differ
Operating keysDiffersAnswer/end call, Mute, Volume +, Volume -Answer/end call
DECT connectableKnown for oneYes
Hearing protection technologiesKnown for oneSoundGuard DIGITAL
Number of paired devices rememberedKnown for one2
Signal-to-Noise Ratio (SNR)Differs118 dB53 dB
Country of originDiffersChina, MexicoMexico
Ports & interfaces1 differ
USB connectorDiffersUSB Type-CUSB Type-A
BluetoothKnown for oneYes
Bluetooth profilesKnown for oneAVRCP
Bluetooth versionKnown for one4.2
Wireless range (line of sight)Known for one180 m
Wireless range (typical building)Known for one55 m
3.5 mm connectorKnown for oneYes
Headphones2 differ
Ear couplingDiffersSupraauralCircumaural
Headphone sensitivityDiffers116 dB112 dB
Driver unitKnown for one7.2 cm
Noise cancelingKnown for oneYes
Noise canceling typeKnown for oneActive
Microphone2 differ
Microphone frequencyDiffers100 - 10000 Hz35 - 21000 Hz
Microphone sensitivityDiffers-38 dB40 dB
Microphone direction typeKnown for oneOmnidirectional
Batteryidentical
Battery operatedKnown for oneYes
Battery typeKnown for oneBuilt-in battery
Battery technologyKnown for oneLithium-Ion (Li-Ion)
Battery capacityKnown for one700 mAh
Talk timeKnown for one13 h
Battery recharge timeKnown for one3 h
Standby timeKnown for one50 h
Weight & dimensions4 differ
WidthDiffers166 mm155 mm
DepthDiffers39.5 mm166 mm
HeightDiffers199 mm67 mm
WeightDiffers131 g160 g
Packaging data2 differ
Package depthDiffers209.8 mm210 mm
Package heightDiffers54.9 mm55 mm
Packaging content1 differ
Charging standKnown for oneYes
Box contentsDiffersUser guide; Headset; USB Type-C to USB Type-A adapter; Travel caseCharging stand; Wireless headset; USB Type-A charging cable; Travel case; USB Type-A DECT adapter; USB Type-A to USB Type-C adapter
Technical details2 differ
Total carbon footprint (kg of CO2e)Differs6.310
Pallet dimensions (W x D x H)Differs1016 x 1219 x 1940 mm1016 x 1219 x 1490 mm
Pallet dimensions (W x D x H) (imperial)Known for one1016 x 1219.2 x 1490 mm (40 x 48 x 58.7")
Pallet weight (imperial)Known for one357 kg (787 lbs)
Other features1 differ
CompatibilityDiffersCompatible with PCs via USB Type-C cable or USB Type-C/A adapter and tablets via 3.5 mm audio portCompatible with PCs via DECT, USB Type-A D400 adapter or USB Type-A/C adapter

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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