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Sennheiser GSP 670 vs Sennheiser HDB 630: which should you buy?

On aggregated review scores the Sennheiser HDB 630 comes out ahead with an HearWiki score of 87. The full breakdown - sub-scores, specs and what reviewers actually said - is below.

Our pick: Sennheiser HDB 630 - Outstanding overall at around $450.

Score breakdown

Each axis is a 0–10 blend of what reviewers scored, not a lab measurement.

Sennheiser GSP 670
Sound7.5
Battery7.0
Calls6.5
Value6.0
Sennheiser HDB 630
Sound9.0
Noise cancelling8.0
Battery9.0
Calls7.0
Value7.5

Specifications

Specification comparison of Sennheiser GSP 670 vs Sennheiser HDB 630
SpecSennheiser GSP 670Sennheiser HDB 630
TypeGamingGaming
Price (USD)$319$450
HearWiki score68 / 100 · Good87 / 100 · Outstanding
Released20192025
Audio
Driverdynamicdynamic
Driver size50 mm42 mm
Drivers per side22
Frequency response10-23000 Hz6Hz-40kHz
Impedance28 Ω480 Ω
Sensitivity112 dB/mW105 dB/mW
Wireless
Bluetooth2.4 GHz and Bluetooth5.2
Bluetooth version5.05.2
CodecsSBC, aptX, aptX Low Latency, AACSBC, AAC, aptX, aptX HD, aptX Adaptive
Multipoint pairingYesYes
Battery
Battery life20 h-
Battery life (ANC on)20 h60 h
Battery incl. case16 h-
Full charge time60 min120 min
Quick charge7 min = 2 h10 min = up to 7 h
Wireless chargingNoNo
Features
Active noise cancelling-Yes
ANC typenonehybrid
Transparency modeNoYes
Companion appYesYes
Custom EQYesYes
Wear detectionNoYes
Controlsbothtouch
Voice assistant-supported
Design
Weight398 g311 g
Water resistancenonenone
USB-CYesYes
Calls
Microphones14
Call noise reductionnoise-cancelling microphone-

What reviewers said

Sennheiser GSP 670

The Sennheiser GSP 670 is a premium wireless gaming headset aimed at PC and PlayStation users, featuring large 50mm drivers and a 20-hour battery life. It offers dual connectivity options via 2.4GHz or Bluetooth, with support for multipoint pairing, and includes a noise-canceling microphone for clear communication. While it lacks active noise cancellation for the listener, it provides solid sound performance and customizable EQ settings through its companion app.

  • Pro:Long 20-hour battery life with quick charge support
  • Pro:Versatile wireless connectivity with both 2.4GHz and Bluetooth
  • Pro:Multipoint allows simultaneous connections to multiple devices
  • Con:No active noise cancellation for immersive listening
  • Con:Heavier than some competitors at 398g
  • Con:Relies on a single microphone despite its noise-canceling claim

Sennheiser HDB 630

The Sennheiser HDB 630 is a premium wireless over-ear headphone that prioritizes audio fidelity above all else, pairing a detailed, balanced sound with strong adaptive noise cancellation. It offers an extensive feature set, including multi-device pairing, a transparent mode, and support for high-resolution aptX codecs via its included USB dongle. While its sound quality is a clear standout, its high impedance and specific tuning may not suit every listener, and its premium price reflects its niche focus on audiophiles who want wireless convenience without sacrificing performance.

  • Pro:Excellent, balanced sound with a musical midrange
  • Pro:Strong adaptive noise cancellation with transparency mode
  • Pro:Long 60-hour battery life and quick charge support
  • Con:High 480-ohm impedance may require more power than typical phones
  • Con:Noticeable sonic quirks in certain frequency ranges
  • Con:Premium price tag for a niche audience

Summaries are AI-condensed and paraphrased from published reviews and specs - not original hands-on testing. More on our method.

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