| Term Data Science was first coined in 2001. | Term Web Development was first coined in 1989. |
| Currently there are over 3 Million data scientist over the globe. | Currently there are over 23 Million web developers over the globe. |
| Average Salary of a Data Scientist is over 94, 000 $. | Average Salary of a Web Developer is over 75, 000 $. |
| It is a combination of mathematics, statistics and algorithms to analyse Data. | It is the creation of the web applications which we see on the internet. |
| Data is the biggest prerequisite in Data Science. | Design of the Web Application and its features is the biggest prerequisite in Web Development. |
| Knowledge of statistics and mathematics is required. | No need of knowledge of statistics and mathematics. |
| High processing power is required to run algorithms of Machine Learning and Deep Learning on large set of data. | Lower processing power required as compared to Data Science to run Web Applications. |
| Programming languages used in Data Science are Python, R, MATLAB, etc. | Programming languages used in Web Development are HTML, CSS, JavaScript, SQL, Java, etc. |
| It is the process of extracting meaning from data. | It is the process of building websites. |
| It focuses on analyzing data to find trends and pattern. | It focuses on creating the functionality and look of websites. |
| It is a relatively new field. | It has been around for decades. |
| It typically work with large data sets. | It typically work with smaller data sets. |
| It can be used to create predictions and recommendations. | It is used to create the structure and design of websites. |
| It is often used for marketing and business purpose. | It is used for creating and maintaining websites. |
| Data science is a data-driven field. | Web development is a design-driven field. |
| It is often used for marketing and business purpose. | It is used for creating and maintaining websites. |
| It is a rapidly growing field | It is a well-established field. |