U.S. semiconductor giant Qualcomm is facing a £515 million (around $647 million) lawsuit in the United Kingdom, accused of abusing its market dominance to overcharge consumers on smartphone prices. The case, filed at the UK Competition Appeal Tribunal (CAT), claims that Qualcomm’s licensing practices unfairly inflated the cost of devices made by leading manufacturers such as Apple and Samsung.

Consumer Rights Advocate Leads Legal Action

The lawsuit has been brought forward by Dr. Rachael Kent, a digital economy expert at King’s College London, representing nearly 50 million UK consumers. According to Kent, Qualcomm allegedly forced smartphone makers into paying “excessive royalties” for its chip technology — costs that were ultimately passed down to customers.

Claims of Anti-Competitive Behavior

The claim asserts that Qualcomm leveraged its dominant position in supplying modem chips used for mobile connectivity, particularly in 4G and 5G smartphones. The firm is accused of employing restrictive licensing tactics and charging unfair fees that limited competition and inflated market prices.

Qualcomm’s Response to Allegations

Qualcomm has denied all wrongdoing, arguing that the lawsuit is “baseless” and that its business model complies fully with both UK and international competition laws. The company emphasized that its licensing practices reflect the value of its patented technology, which underpins much of modern wireless communication.

UK Tribunal Decision and Ongoing Proceedings

The case, originally filed in 2022, was given the green light by the UK’s Competition Appeal Tribunal after Qualcomm’s attempt to block it was rejected. The tribunal ruled that the collective proceedings could move forward, marking a significant milestone in the country’s growing wave of consumer antitrust actions.

Potential Impact on Global Tech Industry

If successful, the lawsuit could lead to substantial compensation for UK consumers and set a major precedent for tech antitrust enforcement across Europe. Analysts note that the case could also influence how other jurisdictions regulate patent licensing and royalty structures in the global smartphone market.