Short answer: the Tin HiFi T5S. Both are rated 4.0/5 for sound quality (#269 and #271 of 450 in-ear headphones), and the Tin HiFi T5S costs $125 against $138 for the KZ AS24, with sound quality a draw, the lower price decides it.
Buy the Tin HiFi T5S. Both are rated the same for sound quality, and it costs $13 less than the KZ AS24.
Want more options? Browse the full Headphones rankings.
Specifications Side By Side
| KZ AS24 | Tin HiFi T5S | |
|---|---|---|
| Price | $138.00 | $125.00 |
| Ranked | #271 of 450 in In-Ear Headphones | #269 of 450 in In-Ear Headphones |
| Form Factor | In-ear | In-ear |
| Back | Closed | Closed |
| Harman Preference Score | 73 (median of 6 squig.link measurements, calibrated to AutoEQ) | 73 (median of 12 squig.link measurements, calibrated to AutoEQ) |
| Deviation From Target | 2.15 dB standard deviation | 1.85 dB standard deviation |
| Tonal Tilt | +0.21 (negative is warmer, positive brighter) | -0.61 (negative is warmer, positive brighter) |
| Sub-bass Extension | Within 6 dB of target down to 20 Hz (-4.2 dB at 30 Hz) | Within 6 dB of target down to 20 Hz (+2.3 dB at 30 Hz) |
| Connection | Wired | Wired |
| Driver Type | Balanced armature | Dynamic |
| Drivers | 12 x balanced armature | 1 x 10mm dynamic |
| Sensitivity | 109 dB | 103 dB |
| Frequency Response | 20Hz - 40kHz (Manufacturer specified) | 10Hz - 20kHz (Manufacturer specified) |
| Impedance | - | 32 ohms |
| Weight | - | 0 lbs (7.7 g) per earpiece |
| Built-in Microphone | - | No |
Related Headphone Comparisons
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- KZ AS24 vs Juzear x Koto Nebula
- KZ AS24 vs Twistura Woodnote
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Prices on this page were last checked October 11, 2026 at 4:59 PM UTC. Product prices and availability are accurate as of that date/time and are subject to change; the price and availability shown on Amazon at the time of purchase will apply to the purchase of this product.
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The Two Headphones In Full
KZ AS24: $138.00 Amazon eBay
Full KZ AS24 review and specifications →
| Released | Jun 2023 (3 years ago) |
|---|---|
| Back | Closed |
| Connection | Wired |
| Deviation From Target | 2.15 dB standard deviation |
| Driver Type | Balanced armature |
| Drivers | 12 x balanced armature |
| Form Factor | In-ear |
| Frequency Response | 20Hz - 40kHz (Manufacturer specified) |
| Harman Preference Score | 73 (median of 6 squig.link measurements, calibrated to AutoEQ) |
| Sensitivity | 109 dB |
| Sub-bass Extension | Within 6 dB of target down to 20 Hz (-4.2 dB at 30 Hz) |
| Tonal Tilt | +0.21 (negative is warmer, positive brighter) |
- Reviews, Comparisons and Sound Samples
- Head-to-Head Comparisons
Tin HiFi T5S: $125.00 Amazon eBay
Full Tin HiFi T5S review and specifications →
| Released | Apr 2024 (2 years ago) |
|---|---|
| Back | Closed |
| Built-in Microphone | No |
| Connection | Wired |
| Deviation From Target | 1.85 dB standard deviation |
| Driver Type | Dynamic |
| Drivers | 1 x 10mm dynamic |
| Form Factor | In-ear |
| Frequency Response | 10Hz - 20kHz (Manufacturer specified) |
| Harman Preference Score | 73 (median of 12 squig.link measurements, calibrated to AutoEQ) |
| Impedance | 32 ohms |
| Sensitivity | 103 dB |
| Sub-bass Extension | Within 6 dB of target down to 20 Hz (+2.3 dB at 30 Hz) |
| Tonal Tilt | -0.61 (negative is warmer, positive brighter) |
| Weight | 0 lbs (7.7 g) per earpiece |
- Reviews, Comparisons and Sound Samples
- Head-to-Head Comparisons