Over-Ear
AKG N9 Hybrid
86Outstanding
$290
Full review dataAKG N9 Hybrid vs Audio-Technica A550z: which should you buy?
On aggregated review scores the AKG N9 Hybrid comes out ahead with a HearWiki score of 86. The full breakdown - sub-scores, specs and what reviewers actually said - is below.
Our pick: AKG N9 Hybrid - Outstanding overall at around $289.
Over-Ear
Audio-Technica A550z
71Good
$150
Full review dataScore breakdown
Each axis is a 0–10 blend of what reviewers scored, not a lab measurement.
AKG N9 Hybrid leads on 6 of 7 measures.
- AKG N9 Hybrid
- Audio-Technica A550z
HearWiki score
86
71
Sound
9.0
7.4
Noise cancelling
8.4
-
Battery
9.8
-
Calls
9.1
-
Value
9.0
8.3
Price (USD)
$290
$150
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
Both shipped in 2024. The AKG N9 Hybrid edges ahead on platform, but only just: ANC type Adaptive against None. It also adds USB-C.
- N9 Hybrid2024
- A550z2024
What differsN9 HybridA550z
- ANC type
- Adaptive
- None
- USB-C
- Yes
- No
Platform
Everyday features
Specifications
N9 HybridA550z
- Type
- Over-Ear
- Over-Ear
- Price (USD)
- $290
- $150
- HearWiki score
- 86
- 71
- Released
- 2024
- 2024
- Availability
- Still sold new
- Still sold new
- Driver
- 40 mm dynamic
- 53 mm dynamic
- Driver type
- dynamic
- dynamic
- Driver size
- 40 mm
- 53 mm
- Drivers per side
- 1
- 1
- Frequency response
- 10 Hz - 40 kHz
- 5 Hz - 35 kHz
- Impedance
- 32 Ω
- 40 Ω
- Sensitivity
- 98 dB/mW
- 100 dB/mW
- Bluetooth
- 5.3
- -
- Codecs
- SBC, AAC, LDAC
- -
- Multipoint pairing
- Yes
- -
- Battery life
- 100 h
- -
- Battery life (ANC on)
- 55 h
- -
- Full charge time
- 180 min
- -
- Quick charge
- 10 min → 6 h
- -
- Wireless charging
- No
- -
- Active noise cancelling
- Yes
- No
- ANC type
- adaptive
- -
- Transparency mode
- Yes
- -
- Companion app
- Yes
- -
- Custom EQ
- Yes
- -
- Wear detection
- No
- -
- Controls
- touch
- -
- Voice assistant
- Google Assistant, Siri
- -
- Weight
- 281 g
- 300 g
- Water resistance
- none
- -
- Foldable
- -
- No
- Detachable cable
- -
- No
- USB-C
- Yes
- No
- Connector
- -
- 3.5 mm
- Microphones
- 1
- -
What reviewers said
AKG N9 Hybrid
The AKG N9 Hybrid is a versatile over-ear headphone that balances detailed, well-controlled sound with strong adaptive noise cancellation and an exceptionally long battery life. It offers modern connectivity including Bluetooth 5.3, multipoint, and LDAC support, plus a comfortable build suited for music, gaming, and movies. Its feature set makes it a practical choice for users who value both performance and endurance.
- Pro:Very long battery life, even with ANC enabled
- Pro:Adaptive noise cancelling with customizable options
- Pro:Support for high-quality LDAC codec
- Con:No water resistance rating
- Con:No wireless charging support
- Con:Only one microphone for calls
Audio-Technica A550z
The Audio-Technica A550z is a wired, closed-back over-ear headphone that delivers a neutral, balanced sound signature at a budget-friendly price. Its 53 mm drivers and 40-ohm impedance make it easy to drive from a variety of sources, including smartphones and portable players, while its lightweight build ensures comfortable listening sessions. This model focuses on straightforward, uncolored audio reproduction without active noise cancellation or wireless features.
- Pro:Excellent value for the price
- Pro:Neutral and balanced sound signature
- Pro:Easy to drive with 40-ohm impedance
- Con:No active noise cancellation
- Con:Non-detachable cable
- Con:Not foldable for portability
Summaries are AI-condensed and paraphrased from published reviews and specs - not original hands-on testing. More on our method.
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