Short answer: the KZ CRN. It ranks #151 of 450 in-ear headphones by sound quality, rated 4.3/5, at $23.99; the TANGZU Wan’er S.G 2 ranks #205, rated 4.2/5, and costs $24, so there is little reason to consider the other one.
Buy the KZ CRN. It is rated higher for sound quality than the TANGZU Wan’er S.G 2 and costs less, so it is the default pick unless a specific strength of the other one matters more to you.
Still deciding? The full Headphones rankings cover every ranked option.
Specifications Side By Side
| KZ CRN | TANGZU Wan’er S.G 2 | |
|---|---|---|
| Price | $23.99 | $24.00 |
| Ranked | #151 of 450 in In-Ear Headphones | #205 of 450 in In-Ear Headphones |
| Form Factor | In-ear | In-ear |
| Back | Closed | Closed |
| Harman Preference Score | 77 (median of 4 squig.link measurements, calibrated to AutoEQ) | 76 (median of 9 squig.link measurements, calibrated to AutoEQ) |
| Deviation From Target | 1.67 dB standard deviation | 1.83 dB standard deviation |
| Tonal Tilt | -0.19 (negative is warmer, positive brighter) | -0.28 (negative is warmer, positive brighter) |
| Sub-bass Extension | Within 6 dB of target down to 20 Hz (-1.7 dB at 30 Hz) | Within 6 dB of target down to 20 Hz (-1.2 dB at 30 Hz) |
| Connection | Wired | Wired |
| Driver Type | Hybrid (1 dynamic + 1 balanced armature + 1 electrostatic) | Dynamic |
| Drivers | 1 x 10mm dynamic + 1 x balanced armature + 1 x 6.8mm electrostatic | 1 x 10mm dynamic |
| Impedance | 25 ohms | - |
| Sensitivity | 104 dB | - |
| Frequency Response | 20Hz - 40kHz (Manufacturer specified) | - |
Related Headphone Comparisons
How KZ CRN compares with other leading options:
- Shuoer DZ4 vs KZ CRN
- KZ CRN vs Moondrop Chu 2
- KZ CRN vs Moondrop Beautiful World
- KZ CRN vs TForce Yuanli
- KZ CRN vs Tin HiFi Huo
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.
As an eBay Partner, we may be compensated if you make a purchase.
The Two Headphones In Full
KZ CRN: $23.99 Amazon eBay
Full KZ CRN review and specifications →
| Back | Closed |
|---|---|
| Connection | Wired |
| Deviation From Target | 1.67 dB standard deviation |
| Driver Type | Hybrid (1 dynamic + 1 balanced armature + 1 electrostatic) |
| Drivers | 1 x 10mm dynamic + 1 x balanced armature + 1 x 6.8mm electrostatic |
| Form Factor | In-ear |
| Frequency Response | 20Hz - 40kHz (Manufacturer specified) |
| Harman Preference Score | 77 (median of 4 squig.link measurements, calibrated to AutoEQ) |
| Impedance | 25 ohms |
| Sensitivity | 104 dB |
| Sub-bass Extension | Within 6 dB of target down to 20 Hz (-1.7 dB at 30 Hz) |
| Tonal Tilt | -0.19 (negative is warmer, positive brighter) |
- Reviews, Comparisons and Sound Samples
- Head-to-Head Comparisons
TANGZU Wan’er S.G 2: $24.00 Amazon eBay
Full TANGZU Wan’er S.G 2 review and specifications →
| Released | Mar 2025 (1 year ago) |
|---|---|
| Back | Closed |
| Connection | Wired |
| Deviation From Target | 1.83 dB standard deviation |
| Driver Type | Dynamic |
| Drivers | 1 x 10mm dynamic |
| Form Factor | In-ear |
| Harman Preference Score | 76 (median of 9 squig.link measurements, calibrated to AutoEQ) |
| Sub-bass Extension | Within 6 dB of target down to 20 Hz (-1.2 dB at 30 Hz) |
| Tonal Tilt | -0.28 (negative is warmer, positive brighter) |
- Reviews, Comparisons and Sound Samples
- Head-to-Head Comparisons