v3.26.1
Document and Entity Information - shares
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Document Information [Line Items]    
Document Type 20-F  
Document Registration Statement false  
Document Annual Report true  
Document Period End Date Dec. 31, 2025  
Current Fiscal Year End Date --12-31  
Document Transition Report false  
Entity Shell Company false  
Entity File Number 001-42208  
Entity Registrant Name XCHG Limited  
Entity Incorporation, State or Country Code E9  
Entity Address, Address Line One XCharge Europe GmbH  
Entity Address, Address Line Two Heselstücken 18  
Entity Address, City or Town Hamburg  
Entity Address, Country DE  
Title of 12(b) Security American depositary shares, each representing 40 Class A ordinary shares, par value US$0.00001 per share  
Trading Symbol XCH  
Security Exchange Name NASDAQ  
Entity Well-known Seasoned Issuer No  
Entity Voluntary Filers No  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Central Index Key 0001979887  
Entity Filer Category Non-accelerated Filer  
ICFR Auditor Attestation Flag false  
Document Financial Statement Error Correction [Flag] false  
Document Accounting Standard U.S. GAAP  
Document Fiscal Year Focus 2025  
Document Fiscal Period Focus FY  
Auditor Name Marcum Asia CPAs LLP KPMG Huazhen LLP
Auditor Firm ID 5395 1186
Auditor Location New York, New York Beijing, China
Entity Address, Postal Zip Code 22453  
Entity Emerging Growth Company true  
Entity Ex Transition Period false  
Amendment Flag false  
Document Shell Company Report false  
Auditor Opinion [Text Block]

Opinion on the Financial Statements

We have audited the accompanying consolidated balance sheets of XCHG Limited (the “Company”) as of December 31, 2025 and 2024, the related consolidated statements of comprehensive loss, changes in shareholders’ (deficit) equity and cash flows for each of the two years in the period ended December 31, 2025, and the related notes (collectively referred to as the “financial statements”). In our opinion, the financial statements present fairly, in all material respects, the financial position of the Company as of December 31, 2025 and 2024, and the results of its operations and its cash flows for each of the two years in the period ended December 31, 2025, in conformity with accounting principles generally accepted in the United States of America.

Opinion on the Consolidated Financial Statements

We have audited the accompanying consolidated statements of comprehensive loss, changes in shareholders’ deficit and cash flows of XCHG Limited and subsidiaries (the Company) for the year ended December 31, 2023, and the related notes (collectively, the consolidated financial statements). In our opinion, the consolidated financial statements present fairly, in all material respects, the results of operations of the Company and its cash flows for the year ended December 31, 2023, in conformity with U.S. generally accepted accounting principles.

  
Business Contact    
Document Information [Line Items]    
Contact Personnel Name Yifei Hou  
Entity Address, Address Line One XCharge Europe GmbH  
Entity Address, Address Line Two Heselstücken 18  
Entity Address, City or Town Hamburg  
Entity Address, Country DE  
City Area Code +49  
Local Phone Number 4057128593  
Contact Personnel Email Address simon@xcharge.com  
Entity Address, Postal Zip Code 22453  
Class A Ordinary Shares    
Document Information [Line Items]    
Entity Common Stock, Shares Outstanding 2,160,310,915  
Class B Ordinary Shares    
Document Information [Line Items]    
Entity Common Stock, Shares Outstanding 741,254,447