Overview

The Superlux HD572SP is a budget-oriented closed-back headphone featuring a 30mm neodymium dynamic driver. Marketed as a “Music Appreciation Headphone,” it represents Superlux’s entry-level offering in the consumer headphone market. The HD572SP employs conventional dynamic driver technology in a lightweight 120g package, targeting cost-conscious consumers seeking basic closed-back functionality. Available in multiple color variants, this 2015-generation model maintains the company’s focus on affordable audio solutions through simplified design and manufacturing approaches.

Scientific Validity

\[\Large \text{0.5}\]

Based on limited measurement data from DIY-Audio-Heaven, the HD572SP demonstrates frequency response with notable deviations from neutral. Measurements show the low frequency response drops off below 80Hz, limiting bass extension. Manufacturer specifications claim 20Hz-20kHz response and 99dB sensitivity at 24Ω impedance. However, comprehensive measurement data including THD, S/N ratio, dynamic range, and crosstalk measurements are not available from credible third-party sources. Per policy, Scientific Validity is set to 0.5 when insufficient data exists for comprehensive evaluation, as independent verification of claimed specifications is required for transparent assessment [1].

Technology Level

\[\Large \text{0.3}\]

The HD572SP employs standard 30mm dynamic driver technology with neodymium magnets, representing appropriate but unremarkable implementation for its price segment. The design lacks technical innovation or advanced integration, utilizing analog-only architecture without digital signal processing or software enhancement. Construction follows conventional OEM/ODM approaches with no proprietary technology development or competitive technical differentiation. The implementation demonstrates competent use of established technologies but offers no advancement beyond industry-standard dynamic driver designs.

Cost-Performance

\[\Large \text{1.0}\]

The current market price of the HD572SP is 17 USD. No products were identified that provide equal-or-better user-facing functionality and measured performance at a lower price. Therefore, per policy, CP is set to 1.0 (no cheaper equivalent exists). This site evaluates based solely on functionality and measured performance values, without considering driver types or configurations.

Reliability & Support

\[\Large \text{0.1}\]

Severe documented reliability issues significantly impact long-term usability. User reports indicate cable failures occurring within 11 months, with warranty explicitly excluding cable defects. Independent reviews identify the very thin cable construction as particularly vulnerable to failure. Earpad materials show degradation with reports of “peeling and cracking on the surface” leading to product returns, suggesting fundamental material quality control issues. The thin pleather earpads are expected to flake after approximately one year of use. While some retailers offer extended 3-year warranty coverage, the fundamental design incorporates materials with known durability limitations requiring component replacement within the first year, significantly impacting total ownership value [2].

Rationality of Design Philosophy

\[\Large \text{0.0}\]

The HD572SP design philosophy demonstrates fundamental irrationality in cost optimization approach. While attempting cost reduction through simplified manufacturing, the design compromises essential reliability factors that directly impact user value proposition. The decision to use inadequate cable construction and substandard earpad materials that fail within the first year represents cost-cutting that produces negative user outcomes rather than meaningful value engineering. This approach prioritizes minimizing initial manufacturing costs over total cost of ownership, resulting in products requiring component replacement that may exceed the original purchase price. The philosophy lacks scientific approach to balancing cost reduction with functional durability, representing irrational design priorities that compromise user experience.

Advice

The HD572SP is not recommended for most users due to fundamental reliability issues and poor cost-performance compared to available alternatives. Prospective purchasers should anticipate mandatory replacement of earpads and cables within the first year, with total ownership costs potentially approaching the price of superior alternatives like the ATH-M40x. The combined cost of replacement components may exceed the original purchase price while still providing inferior performance. For budget-conscious users, saving for the ATH-M40x at 97 USD provides significantly better long-term value with superior specifications, professional build quality, and detachable cables that eliminate the primary failure points of the HD572SP.

References

[1] DIY-Audio-Heaven, HD572-SP Measurements, https://diyaudioheaven.wordpress.com/headphones/measurements/brand-superlux/hd572-sp/, December 2015, frequency response measurements with no smoothing applied [2] Sound Perfection Reviews, Review: Superlux HD572SP, https://soundperfectionreviews.com/review-superlux-hd572sp/, accessed 2025, user experience and reliability observations

(2025.9.30)