Short answer: a tie on sound quality. Both are rated 4.0/5 (#268 and #248 of 450 in-ear headphones) at nearly the same price ($53.99 vs $52), so choose on features and fit.
Buy the KZ ZS12 Pro X or the TANGZU YuXuanJi on features: they are rated the same for sound quality at close to the same price.
Want more options? Browse the full Headphones rankings.
Specifications Side By Side
| KZ ZS12 Pro X | TANGZU YuXuanJi | |
|---|---|---|
| Price | $53.99 | $52.00 |
| Ranked | #268 of 450 in In-Ear Headphones | #248 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) | 74 (median of 14 squig.link measurements, calibrated to AutoEQ) |
| Deviation From Target | 2.01 dB standard deviation | 2.14 dB standard deviation |
| Tonal Tilt | +0.53 (negative is warmer, positive brighter) | -0.10 (negative is warmer, positive brighter) |
| Sub-bass Extension | Within 6 dB of target down to 20 Hz (-3.1 dB at 30 Hz) | Within 6 dB of target down to 20 Hz (-0.9 dB at 30 Hz) |
| Connection | Wired | Wired |
| Driver Type | Hybrid (1 dynamic + 5 balanced armature) | Dynamic |
| Drivers | 1 x dynamic + 5 x balanced armature | 1 x 10mm dynamic |
| Impedance | 25 ohms | 15.6 ohms |
| Sensitivity | 106 dB/mW | 104.5 dB |
| Frequency Response | 20Hz - 40kHz (Manufacturer specified) | 20Hz - 20kHz (Manufacturer specified) |
| Built-in Microphone | - | No |
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- Juzear Nimbus vs TANGZU YuXuanJi
- Inawaken Dawn MS vs KZ ZS12 Pro X
- Juzear Nimbus vs KZ ZS12 Pro X
- KZ ZS12 Pro 2 vs KZ ZS12 Pro X
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 ZS12 Pro X: $53.99 Amazon eBay
Full KZ ZS12 Pro X review and specifications →
| Released | 2024 (2 years ago) |
|---|---|
| Back | Closed |
| Connection | Wired |
| Deviation From Target | 2.01 dB standard deviation |
| Driver Type | Hybrid (1 dynamic + 5 balanced armature) |
| Drivers | 1 x dynamic + 5 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) |
| Impedance | 25 ohms |
| Sensitivity | 106 dB/mW |
| Sub-bass Extension | Within 6 dB of target down to 20 Hz (-3.1 dB at 30 Hz) |
| Tonal Tilt | +0.53 (negative is warmer, positive brighter) |
- Reviews, Comparisons and Sound Samples
- Head-to-Head Comparisons
TANGZU YuXuanJi: $52.00 Amazon eBay
Full TANGZU YuXuanJi review and specifications →
| Back | Closed |
|---|---|
| Built-in Microphone | No |
| Connection | Wired |
| Deviation From Target | 2.14 dB standard deviation |
| Driver Type | Dynamic |
| Drivers | 1 x 10mm dynamic |
| Form Factor | In-ear |
| Frequency Response | 20Hz - 20kHz (Manufacturer specified) |
| Harman Preference Score | 74 (median of 14 squig.link measurements, calibrated to AutoEQ) |
| Impedance | 15.6 ohms |
| Sensitivity | 104.5 dB |
| Sub-bass Extension | Within 6 dB of target down to 20 Hz (-0.9 dB at 30 Hz) |
| Tonal Tilt | -0.10 (negative is warmer, positive brighter) |
- Reviews, Comparisons and Sound Samples
- Head-to-Head Comparisons