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COVID-19 Vaccine Comparison Chart: A Visual Guide

Many COVID-19 vaccines have been approved for emergency use in different countries. We summarized the popular ones in a simple chart.

We compared their types, efficacy, number of doses, the interval between doses, how long it takes to be effective, storage temperature, target age bracket, and their countries of origin.

COVID-19 Vaccine Comparison Chart

Pfizer-BioNTech vaccine

  • Countries of origin: The United States and Germany
  • Type: mRNA
  • Efficacy: 95%
  • Doses: 2
  • Interval between doses: 21 days
  • How long it takes to be effective: 28 days after the first dose
  • Storage temperature: -70°C
  • Target age bracket: 16 years and older

Moderna vaccine

  • Country of origin: The United States
  • Type: mRNA
  • Efficacy: 94.1%
  • Doses: 2
  • Interval between doses: 28 days
  • How long it takes to be effective: 14 days after the first dose
  • Storage temperature: -25º to -15ºC
  • Target age bracket: 18 years and older

Oxford–AstraZeneca COVID-19 vaccine (Covishield)

  • Countries of origin: United Kingdom, Sweden
  • Type: Viral vector
  • Efficacy: 63.9%- 90%
  • Doses: 2
  • Interval between doses: 8-12 weeks
  • How long it takes to be effective: 22 days after the first dose
  • Storage temperature: 2° to 8°C 
  • Target age bracket: 18 years and older

Johnson & Johnson Vaccine

  • Country of origin: The United States, Belgium
  • Type: Viral vector
  • Efficacy: 85%
  • Doses: 1
  • Interval between doses: None
  • How long it takes to be effective: 28 days 
  • Storage temperature: 2°C and 8°C
  • Target age bracket: 18 years and older

Sputnik V Vaccine

  • Country of origin: Russia
  • Type: Viral vector
  • Efficacy: 91.6%
  • Doses: 2
  • Interval between doses: 21 days
  • How long it takes to be effective: 21 days after the first dose
  • Storage temperature: 2°C and 8°C
  • Target age bracket: 18 years and older

Sources:

  1. https://www.pfizer.com/news/press-release/press-release-detail/pfizer-and-biontech-conclude-phase-3-study-covid-19-vaccine
  2. https://www.cdc.gov/vaccines/covid-19/info-by-product/pfizer/index.html
  3. https://www.cdc.gov/coronavirus/2019-ncov/vaccines/different-vaccines/Pfizer-BioNTech.html
  4. https://www.bmj.com/content/372/bmj.n281
  5. https://www.cdc.gov/coronavirus/2019-ncov/vaccines/different-vaccines/Moderna.html
  6. https://www.cdc.gov/vaccines/covid-19/info-by-product/moderna/index.html
  7. https://www.cdc.gov/vaccines/covid-19/info-by-product/moderna/moderna-faqs.html
  8. https://www.who.int/news-room/feature-stories/detail/the-moderna-covid-19-mrna-1273-vaccine-what-you-need-to-know
  9. https://www.fda.gov/emergency-preparedness-and-response/coronavirus-disease-2019-covid-19/moderna-covid-19-vaccine
  10. https://www.who.int/news-room/feature-stories/detail/the-oxford-astrazeneca-covid-19-vaccine-what-you-need-to-know
  11. https://www.fip.org/files/content/priority-areas/coronavirus/Other_FIP_resources/Frequently_Asked_Questions_COVID-19_Vaccine_26-01-2021_final.pdf
  12. https://www.thelancet.com/journals/lancet/article/PIIS0140-6736(21)00528-6/fulltext
  13. https://www.astrazeneca.com/media-centre/press-releases/2021/covid-19-vaccine-astrazeneca-confirms-protection-against-severe-disease-hospitalisation-and-death-in-the-primary-analysis-of-phase-iii-trials.html
  14. https://www.cdc.gov/coronavirus/2019-ncov/vaccines/different-vaccines/janssen.html
  15. https://www.jnj.com/johnson-johnson-covid-19-vaccine-authorized-by-u-s-fda-for-emergency-usefirst-single-shot-vaccine-in-fight-against-global-pandemic
  16. https://www.fda.gov/news-events/press-announcements/fda-issues-emergency-use-authorization-third-covid-19-vaccine
  17. https://www.cdc.gov/vaccines/covid-19/info-by-product/janssen/index.html
  18. https://www.thelancet.com/journals/lancet/article/PIIS0140-6736(21)00191-4/fulltext
  19. https://sputnikvaccine.com/about-vaccine/
  20. https://www.ema.europa.eu/en/news/ema-starts-rolling-review-sputnik-v-covid-19-vaccine

By Dr. Omiete Charles-Davies, MBBS

Dr. Charles-Davies is a medical doctor who graduated from the University of Lagos with a degree in Medicine and Surgery. He has vast experience in health entrepreneurship and is passionate about improving healthcare globally.

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