HyperX Cloud Alpha
vs
Astro A20 Wireless

HyperX Cloud Alpha

HyperX Cloud Alpha 具有出色的降噪能力. HyperX Cloud Alpha 是一款相对较新的耳机. 对于游戏， HyperX Cloud Alpha 具有出色的支持和功能集，可提供卓越的游戏体验. 在音质方面， HyperX Cloud Alpha 是最好的声音耳机之一，具有非常清晰和清脆的声音. 声音泄漏比其他竞争对手更糟. HyperX Cloud Alpha 在外部噪声隔离方面受到损害，并且不便于在嘈杂环境中旅行和通勤. HyperX Cloud Alpha 不适合那些在看电视时想要最好的便利和声音体验的人. 对于体育和健身爱好者，不建议使用 HyperX Cloud Alpha 因为它在运动时缺乏舒适性和稳定性.

Astro A20 Wireless

在音质方面， Astro A20 Wireless 是最好的声音耳机之一，具有非常清晰和清脆的声音. Astro A20 Wireless 具有出色的降噪能力. 对于游戏， Astro A20 Wireless 具有出色的支持和功能集，可提供卓越的游戏体验. Astro A20 Wireless 的无线支持非常方便. Astro A20 Wireless 是一款相对较新的耳机. Astro A20 Wireless 不适合那些在看电视时想要最好的便利和声音体验的人. 声音泄漏比其他竞争对手更糟. Astro A20 Wireless 在外部噪声隔离方面受到损害，并且不便于在嘈杂环境中旅行和通勤. 对于体育和健身爱好者，不建议使用 Astro A20 Wireless 因为它在运动时缺乏舒适性和稳定性.

Base/Dock

	Cloud Alpha	A20 Wireless
Dock Charging	N/A	No
Line In	N/A	No
Line Out	N/A	No
Optical Input	N/A	Yes
PC Compatible	N/A	Audio + Microphone
PS4 Compatible	N/A	Audio Only
Power Supply	N/A	USB
RCA Input	N/A	No
Type	N/A	Wireless Dock
USB Input	N/A	Yes
Xbox One Compatible	N/A	Audio + Microphone

Bass

	Cloud Alpha	A20 Wireless
High-Bass	2.2 dB	1.74 dB
Low-Bass	0.76 dB	-0.97 dB
Low-Frequency Extension	10 Hz	25.2 Hz
Mid-Bass	0.63 dB	2.49 dB
Std. Err.	1.32 dB	1.89 dB

Battery

	Cloud Alpha	A20 Wireless
Audio while charging	N/A	Yes
Battery Life	N/A	14 hrs
Battery Type	N/A	Rechargable
Charge Time	N/A	3 hrs
Passive Playback	N/A	No
Power Saving Feature	N/A	Auto-Off Timer

Bluetooth

	Cloud Alpha	A20 Wireless
Bluetooth Version	N/A	N/A
Multi-Device Pairing	N/A	N/A
NFC Pairing	N/A	N/A

Breathability

	Cloud Alpha	A20 Wireless
Avg.Temp.Difference	6.2 C	4.6 C

Case

	Cloud Alpha	A20 Wireless
H	N/A	N/A
L	N/A	N/A
Type	Pouch	No case
Volume	N/A	N/A
W	N/A	N/A

Comfort

	Cloud Alpha	A20 Wireless
Clamping Force	0.9 lbs	1.2 lbs
Weight	0.7 lbs	0.8 lbs

Controls

	Cloud Alpha	A20 Wireless
Additional Buttons	No	N/A
Call/Music Control	No	No
Channel Mixing	No	Yes
Ease of use	Decent	Good
Feedback	Okay	Good
Microphone Control	Yes	Yes
Noise Canceling Control	N/A	N/A
Talk-Through	N/A	N/A
Volume Control	Yes	Yes

Frequency Response Consistency

	Cloud Alpha	A20 Wireless
Avg. Std. Deviation	1.03 dB	0.57 dB

Latency

	Cloud Alpha	A20 Wireless
Default Latency	0 ms	62 ms
aptX Latency	N/A	N/A
aptX(LL) Latency	N/A	N/A

Leakage

	Cloud Alpha	A20 Wireless
Overall Leakage @ 1ft	35.21 dB	48.78 dB

Mid

	Cloud Alpha	A20 Wireless
High-Mid	0.68 dB	-3.49 dB
Low-Mid	1.75 dB	-1.47 dB
Mid-Mid	-0.47 dB	-1.25 dB
Std. Err.	1.45 dB	2.57 dB

Noise Handling

	Cloud Alpha	A20 Wireless
SpNR	32.11 dB	27.21 dB

Noise Isolation

	Cloud Alpha	A20 Wireless
Bass	0.56 dB	0.27 dB
Mid	-5.15 dB	-4.06 dB
Overall Attenuation	-11.06 dB	-10.42 dB
Self-Noise	0 dB	20.14 dB
Treble	-28.86 dB	-27.58 dB

Portability

	Cloud Alpha	A20 Wireless
H	3.2 "	2.8 "
L	7.3 "	6 "
Transmitter required	N/A	Yes
Volume	142 Cu. Inches	116 Cu. Inches
W	6 "	6.9 "

Recording Quality

	Cloud Alpha	A20 Wireless
FR Std. Dev.	3.04 dB	1.96 dB
Gain	30.13 dB	43.26 dB
HFE	10388.94 Hz	1974.03 Hz
LFE	359.19 Hz	91.1 Hz
Weighted THD	0.46	0.157

Soundstage

	Cloud Alpha	A20 Wireless
Correlated Crosstalk	0.0 dB	0.0 dB
PRTF Accuracy (Std. Dev.)	3.09 dB	2.03 dB
PRTF Distance	12.45 dB	13.28 dB
PRTF Size (Avg.)	3.79 dB	4.67 dB

Total Harmonic Distortion

	Cloud Alpha	A20 Wireless
Weighted THD @ 100	1.106	3.593
Weighted THD @ 90	0.652	1.203

Treble

	Cloud Alpha	A20 Wireless
High-Treble	-2.32 dB	-1.12 dB
Low-Treble	-2.0 dB	-0.65 dB
Mid-Treble	-1.12 dB	5.46 dB
Std. Err.	4.45 dB	3.77 dB

Wired

	Cloud Alpha	A20 Wireless
Analog Audio	Yes	N/A
OS Compatibility	Not OS specific	N/A
PC Compatible	Audio + Microphone	N/A
PS4 Compatible	Audio + Microphone	N/A
USB Audio	No	N/A
Xbox One Compatible	Audio + Microphone	N/A

Wireless Range

	Cloud Alpha	A20 Wireless
Line of Sight Range	N/A	105 ft
Obstructed Range	N/A	31 ft