PCR vs. rapid COVID-19 test: What's the difference?

Testing is one of our best defenses against stopping the spread of COVID-19, but which kind of test is the best?

Swansea Bay NHS - What's the difference between a PCR test and a rapid lateral flow test? If you have symptoms or a positive lateral flow test result please get tested at

Lateral flow tests detect most people at risk of transmitting Covid-19

COVID-19 Testing Information

FL Division of Emergency Management on X: State-supported COVID-19 testing sites offer rapid tests in addition to PCR tests. Here are the facts: ✓ PCR COVID-19 tests remain available at all sites

PCR tests vs lateral flow tests – Hull CCG

Limit of detection in different matrices of 19 commercially available rapid antigen tests for the detection of SARS-CoV-2

Comparison of seven commercial SARS-CoV-2 rapid point-of-care antigen tests: a single-centre laboratory evaluation study - The Lancet Microbe

Real-World Performance of COVID-19 Rapid Antigen Tests

Did you test negative when sick or exposed to COVID? Here's what it means

Which COVID test is most accurate?, Baptist Health

COVID-19 Test Differences: Antigen vs. PCR - Adv. Urgent Care

PCR Test Vs Lateral Flow Test – What's the Difference?

Which test is best for COVID-19? - Harvard Health

COVID-19 Testing FAQs