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KZ PRX vs Whizzer A15: which should you buy?

Specs, scores and condensed review verdicts for the KZ PRX vs Whizzer A15, side by side. Where a product has no HearWiki score yet, not enough reviews have been aggregated to rate it.

Score breakdown

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

KZ PRX leads on 4 of 4 measures.

  • KZ PRX
  • Whizzer A15
HearWiki score
80
-
Sound
7.8
-
Value
8.6
-
Price (USD)
$55
$69

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?

Same generation

The KZ PRX is 5 years newer, but it is the same generation of hardware: nothing in the radio, the codecs or the noise cancelling separates them. Nothing separates them on convenience features either, so the choice comes down to tuning and price. For 5 years between them, that is a thin return - treat this as a restyle rather than a new platform.

  • PRX20245 yr newer
  • A152019

Specifications

PRXA15
Type
Wired IEMs
Wired IEMs
Price (USD)
$55
$69
HearWiki score
80
Not scored
Released
2024
2019
Availability
Still sold new
Discontinued
Driver
planar magnetic
10 mm dynamic
Driver type
planar
dynamic
Driver size
-
10 mm
Drivers per side
-
1
Frequency response
-
4 Hz - 25 kHz
Impedance
15 Ω
16 Ω
Sensitivity
-
98 dB/mW
Active noise cancelling
-
No
Weight
-
8.9 g
Detachable cable
-
Yes
USB-C
-
No

What reviewers said

KZ PRX

The KZ PRX is a budget-friendly planar magnetic IEM that offers a balanced, warm-leaning sound with strong detail retrieval and capable imaging for its price. It excels in sub-bass presence and smooth mids, though it demands proper amplification and ear tips to perform at its best. Its soundstage is decent but not exceptionally wide, and the stock cable is a noted weak point.

  • Pro:Excellent value for a planar IEM
  • Pro:Balanced, warm sound with good detail
  • Pro:Strong imaging and separation for the price
  • Con:Requires a capable source and good ear tips
  • Con:Stock cable limits performance
  • Con:Soundstage is only medium-sized

Whizzer A15

The Whizzer A15 is a lightweight wired in-ear monitor built around a single 10mm dynamic driver, delivering a broad 4 Hz to 25 kHz frequency response. Its low 16-ohm impedance and high sensitivity make it easy to drive from most devices, while the detachable MMCX cable adds flexibility for upgrades or replacements.

  • Pro:Detachable MMCX cable for easy replacement or upgrade
  • Pro:Very lightweight at just 8.9 grams for comfortable wear
  • Pro:Wide frequency response from 4 Hz to 25 kHz for detailed sound
  • Con:No active noise cancellation, so isolation relies on fit and tips
  • Con:Sensitivity of 98 dB may require a bit more volume on some sources
  • Con:Single dynamic driver may lack the separation of multi-driver designs

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

Compare something else

Swap either side out, or start again from the picker.

New comparisonKZ PRXWhizzer A15