Beyerdynamic DT 990 Pro vs Sennheiser HDB 630: which should you buy?

On aggregated review scores the Sennheiser HDB 630 comes out ahead with a HearWiki score of 85. The full breakdown - sub-scores, specs and what reviewers actually said - is below.

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

Over-Ear

Score breakdown

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

Sennheiser HDB 630 leads on 6 of 7 measures.

Beyerdynamic DT 990 Pro
Sennheiser HDB 630

HearWiki score

Sound

7.5

9.4

Noise cancelling

8.2

Battery

9.7

Calls

8.5

Value

8.0

8.4

Price (USD)

$200

$450

Generation & platform

The scores rank quality. This is the other question: is the newer one actually newer technology, or the same platform in a new shell?

Half a step newer

Sennheiser HDB 630 (2025) against Beyerdynamic DT 990 Pro (2015). The Sennheiser HDB 630 edges ahead on platform, but only just: ANC type Adaptive against None. It also adds USB-C, Wear detection, Transparency mode and Custom EQ.

DT 990 Pro2015
HDB 630202510 yr newer

What differsDT 990 ProHDB 630

ANC type: None; Adaptive
USB-C: No; Yes
Wear detection: No; Yes
Transparency mode: No; Yes
Custom EQ: No; Yes
Companion app: No; Yes

Specifications

DT 990 ProHDB 630

Type: Over-Ear; Over-Ear
Price (USD): $200; $450
HearWiki score: 63; 85
Released: 2015; 2025
Availability: Discontinued; Sold new
Driver: 45 mm dynamic; 42 mm dynamic
Driver type: dynamic; dynamic
Driver size: 45 mm; 42 mm
Drivers per side: 1; 1
Frequency response: -; 6 Hz - 40 kHz
Sound signature: -; neutral
Impedance: 80 Ω; 480 Ω
Sensitivity: -; 105 dB/mW
Bluetooth: -; 5.2
Codecs: -; SBC, AAC, aptX, aptX HD, aptX Adaptive
Multipoint pairing: -; Yes
Battery life: -; 60 h
Battery life (ANC on): -; 60 h
Full charge time: -; 120 min
Quick charge: -; 10 min → 7 h
Wireless charging: -; No
Active noise cancelling: No; Yes
ANC type: none; adaptive
Transparency mode: No; Yes
Companion app: No; Yes
Custom EQ: No; Yes
Wear detection: No; Yes
Controls: buttons; touch
Voice assistant: -; Yes
Weight: 250 g; 311 g
Water resistance: none; none
Foldable: No; -
Detachable cable: No; Yes
USB-C: No; Yes
Connector: 6.35 mm; 3.5 mm
Model code: 459038; -
Microphones: -; 4

Specification comparison of Beyerdynamic DT 990 Pro vs Sennheiser HDB 630
Spec	Beyerdynamic DT 990 Pro	Sennheiser HDB 630
Type	Over-Ear	Over-Ear
Price (USD)	$200	$450
HearWiki score	63 / 100 Average	85 / 100 Great
Released	2015	2025
Audio
Driver	45 mm dynamic	42 mm dynamic
Driver type	dynamic	dynamic
Driver size	45 mm	42 mm
Drivers per side	1	1
Frequency response	-	6 Hz - 40 kHz
Sound signature	-	neutral
Impedance	80 Ω	480 Ω
Sensitivity	-	105 dB/mW
Wireless
Bluetooth	-	5.2
Codecs	-	SBC, AAC, aptX, aptX HD, aptX Adaptive
Multipoint pairing	-	Yes
Battery
Battery life	-	60 h
Battery life (ANC on)	-	60 h
Full charge time	-	120 min
Quick charge	-	10 min → 7 h
Wireless charging	-	No
Features
Active noise cancelling	No	Yes
ANC type	none	adaptive
Transparency mode	No	Yes
Companion app	No	Yes
Custom EQ	No	Yes
Wear detection	No	Yes
Controls	buttons	touch
Voice assistant	-	Yes
Design
Weight	250 g	311 g
Water resistance	none	none
Foldable	No	-
Detachable cable	No	Yes
USB-C	No	Yes
Connector	6.35 mm	3.5 mm
Model code	459038	-
Calls
Microphones	-	4

What reviewers said

Beyerdynamic DT 990 Pro

The Beyerdynamic DT 990 Pro is a wired, open-back studio headphone known for its detailed, accurate sound and lightweight comfort. Its 250-ohm impedance requires a dedicated amplifier for best performance, and the fixed cable is a notable long-term limitation. Overall, it's a solid choice for critical listening at home, but not for portable or casual use.

Pro:Very detailed and accurate sound reproduction
Pro:Lightweight and comfortable for long sessions
Pro:Open-back design provides a wide, airy soundstage

Con:Requires a powerful external amp to drive properly
Con:Non-detachable cable limits repairability
Con:No built-in controls or app support

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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