Chu II —vs— Wan'er SG 2
Moondrop Chu II and Tangzu Wan'er SG 2 share the published Dynamic category, but their listed configurations are 10mm Dynamic and 10mm PET Dynamic. Check the actual driver description for each version; a shared category is not evidence of the same tuning or sound.
Chu II
Wan'er SG 2
Comparison Notes
Chu II lists 18Ω ±15% @1kHz and 119dB/Vrms @1kHz; Wan'er SG 2 lists — and —. These are the source's original fields. A missing value or measurement basis must stay missing; do not convert it into a phone-volume or amplifier verdict.
Side-by-Side Specifications
Fields to Compare Next
At least one sensitivity value lacks a voltage/power reference or is unconfirmed. These numbers cannot rank loudness, amplifier needs or sound quality.
Chu II's record cites MOONDROP (checked 2026-09-09); Wan'er SG 2's cites TANGZU (checked 2026-09-09). The linked source records below preserve the exact URLs and model-specific limitations. A retailer listing and a manufacturer sheet are not independent matched measurements.
Both models appear in the historical $0-$50 directory band. Compare the exact connector, nozzle or edition, and current delivered price before choosing between Chu II and Wan'er SG 2; the band is not a live offer.
Sources and specification limits
GK AudioLab publishes GK product information. Comparisons involving GK models are brand-authored; source specifications are not independent listening tests.
Moondrop Chu II
Manufacturer: MOONDROP · Source checked:
Sensitivity is stated per RMS volt. Preserve any stated test frequency and tolerance; it is not directly comparable with a per-milliwatt figure.
Tangzu Wan'er SG 2
Manufacturer: TANGZU · Source checked:
The manufacturer page has conflicting blocks: 19Ω / 113.5dB in the SG2 description and 20Ω / 107dB in a generic specification block. Electrical fields are withheld until the applicable revision is clarified.
— means the inspected source does not establish a reliable value.
Price bands are historical directory categories, not current offers. Confirm the exact model, nozzle, cable, local price and return terms with the seller.