The Difference Between C and Python

The Difference Between C and Python

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Vikram Singh
Assistant Manager - Content
Updated on Apr 30, 2024 09:16 IST

This article provides a detailed comparison between the programming languages C and Python. It explores their differences, similarities, applications, advantages, and disadvantages. The article explains the fundamental nature of C, highlighting its significance in system-level programming, efficiency, and foundational role in understanding computing. On the other hand, Python is presented as a versatile, high-level language suitable for beginners and extensively used in modern fields like data science, AI, and web development. Finally, the article concludes by offering a thoughtful analysis of whether to learn C or Python first in 2024, customized to individual goals, interests, and career aspirations in the ever-evolving tech landscape.

C vs Python

C is a low-level language that is compiled, which makes it very fast and efficient. It is primarily used for system programming and embedded systems. On the other hand, Python is a high-level language that is interpreted, which makes it easier to read and write. It is extensively used in web development, data science, and artificial intelligence due to its simplicity and readability.

Table of Contents

What is the Difference Between C and Python

Parameter C Programming Python Programming
Type of Language Compiled Interpreted
Syntax Complexity Complex, more code for simple tasks Simple, concise, readable
Execution Speed Generally faster due to compilation Slower due to on-the-fly interpretation
Typing Discipline Static typing Dynamic typing
Memory Management Manual management requires explicit handling Automatic, with garbage collection
Learning Curve Steep for beginners Gentle, more beginner-friendly
Error Debugging Often more challenging Easier, with clear error messages
Library Support Standard libraries are more limited Extensive standard libraries and modules
Community Support Strong, especially in systems programming Extremely large and diverse
Primary Use Cases System-level programming, embedded systems Web development, AI, data science
Portability Highly portable across different platforms Also highly portable, with additional ease
Development Speed Slower due to lower-level management Faster, enables rapid development
Platform Dependence Less platform dependent More platform dependent
Ecosystem Focused on performance and efficiency Rich in frameworks and tools
Multi-paradigm Support Primarily procedural Supports multiple paradigms, including OOP
Integration Capability Can integrate with assembly language Can easily integrate with C and other languages

What are the Similarities Between C and Python?

  • General-Purpose Languages: C and Python are general-purpose programming languages, meaning they are designed for a wide range of applications.
  • Cross-Platform Compatibility: C and Python can be run on various platforms, including Windows, Linux, and macOS. This cross-platform nature makes them versatile for diverse environments.
  • Procedural Programming: Both languages support procedural programming. This means they allow users to write sequence instructions to perform tasks, store data, and more.
  • Rich Libraries and Frameworks (to some extent): C and Python have extensive standard libraries and frameworks, though Python's are generally more expansive. These libraries and frameworks extend the functionality of the languages, making them more powerful.
  • Syntax Basics: While Python is known for its readability and C for its complexity, both share some basic syntax rules. For instance, they use operators, loops, and conditionals, which are fundamental to many programming languages.
  • Community Support: Both languages have large, active communities. This means a wealth of resources, such as documentation, forums, tutorials, and third-party tools, are available for both.
  • Influence on Other Languages: C and Python have influenced the development of many other programming languages. Python's design philosophy has influenced languages like Ruby and Go, while C has influenced Python and almost every modern programming language.
  • Variable Declaration and Assignment: In both languages, variables are declared and assigned values similarly, though the syntax and type declaration differ.
  • Use in Education: C and Python are widely used in educational settings. C often teaches fundamental computer science and programming concepts, while Python is used for its easy learning and readability.
  • Function Usage: Both languages use functions as a fundamental building block of the program structure. This includes defining, calling, and passing data to functions.
  • Control Structures: Basic control structures like if-else statements, loops (for, while), and switch-case (Python uses a dictionary-based approach instead of switch-case) are present in both languages.
  • Importance in Software Development: Both C and Python hold significant places in software development, each serving critical roles in different application domains.

Learn more: Basics of C Programming Language

What is C Programming Language?

C is a general-purpose programming language that is widely used in the field of computer programming. It was developed in the early 1970s by Dennis Ritchie at Bell Laboratories and was primarily designed for writing system software, especially the UNIX operating system. Over time, it has become one of the world's most commonly used programming languages.

It is a compiled procedural language that provides low-level access to memory through pointers. Its syntax has influenced other programming languages. C programs are structured into blocks, making the code organized and modular. It is efficient, ideal for systems programming, and can be easily ported to different platforms.

Features of C Programming Language

  • Simplicity: C employs a minimalistic set of keywords and functions, making it less complex than its counterparts.
  • Low-level Access: With C, you can manipulate bytes, bits, and addresses directly, granting you fine control over the hardware aspects of computation.
  • Portability: You can write programs in C that can run on different machines with minimal or no modification, making it a highly portable language.
  • Speed and Efficiency: C programs run very fast and efficiently due to their near-direct interaction with the system hardware.
  • Procedural Language: C follows a procedural programming paradigm. This means that the program is structured as a sequence of functions or procedures.
  • Modularity: C supports modular programming through the use of functions. This allows for code to be divided into reusable blocks.
  • Rich Set of Operators: C provides a wide array of operators for arithmetic, logic, bitwise, assignment, and other operations.
  • Pointer and Direct Memory Access: Pointers are one of C's most powerful features, allowing direct memory access and manipulation, which is crucial in system programming.
  • Block Structured Language: C is a block-structured language, meaning that the code is divided into blocks for better readability and structure.
  • Static Typing: Variables in C are statically typed, requiring explicit declaration of variable types, which helps in preventing type errors.
  • Extensive Library Support: It has a large collection of in-built functions housed within several standard libraries, facilitating the development of robust programs.
  • Header Files: C uses header files to include external functions and libraries, which are pre-compiled and saved as header files.
  • Control Flow Constructs: Like most programming languages, C supports control flow constructs like loops (for, while, do-while), conditional statements (if-else), and switch-case structures.
  • Structured Programming Language: C supports structured programming by using functions, facilitating easier debugging, testing, and maintenance of the code.
  • Compatibility with Other Languages: C code can be easily integrated with other languages like C++, making it a versatile choice for mixed-language projects.

Application of C Programming

  • System Programming: Developing operating systems, kernel development, and low-level hardware interfacing.
  • Embedded Systems: Programming for embedded systems like microcontrollers, home appliances, automotive applications, and IoT devices.
  • Game Development: Used in performance-critical parts of games, particularly in game engines and graphics rendering.
  • Desktop Applications: Building various desktop applications, especially those requiring high performance.
  • Compilers and Interpreters: Writing compilers and interpreters for other programming languages.
  • Network Drivers and Utilities: Developing network drivers and utilities, including server and client-side applications for network communications.
  • Database Systems: Implementation of database management systems (DBMS) and other tools for database interaction.
  • Graphics and Animation: Creating graphics and animations, especially in areas where close hardware interaction is needed.
  • Scientific and Numerical Computing: Used in scientific and computational applications requiring high-speed calculations and processing.

Disadvantages of C Programming

  • Complex Memory Management: Manual memory management is prone to errors. Developers must allocate and deallocate memory using pointers, which can lead to memory leaks and corruption.
  • Lack of Modern Features: C lacks some modern programming features, such as object-oriented programming, limiting its use in certain applications.
  • No Runtime Checking: C does not offer runtime checking, leading to errors like segmentation faults, which are only discovered at runtime.
  • Less Secure: Vulnerable to security issues like buffer overflows and memory corruption due to direct memory access.
  • Limited Standard Library: Compared to modern languages, C's standard library is relatively limited, lacking many built-in functionalities.
  • Steep Learning Curve: C can be challenging for beginners due to its lower-level concepts like pointers and manual memory management.
  • Lack of Garbage Collection: Unlike languages like Java or Python, C does not have built-in garbage collection, putting the onus on the programmer to manage memory efficiently.
  • Platform-Dependent Features: Certain features in C can be platform-specific, leading to portability issues.
  • Error Handling: C provides limited error-handling mechanisms, making debugging more challenging.
  • Absence of Namespace: The lack of namespace support can lead to conflicts in large projects with multiple libraries.

What is a Python Programming Language?

Python is a programming language that is easy to learn and use. It was created by Guido van Rossum in 1991 and is known for its simplicity and readability. Python has gained popularity recently due to its versatility and extensive support within the development community.
It is an interpreted, high-level, dynamically typed language with a large standard library. It supports OOP and functional programming, and its syntax is easy to read and write. Python is cross-platform compatible and uses indentation to define code blocks. It has a vast and active community, contributing numerous modules and libraries, making it suitable for a wide range of applications.

Features of Python Programming Language

  • Ease of Learning and Use: Python is known for its simple and readable syntax, similar to English. This makes it an excellent choice for beginners in programming.
  • Interpreted Language: Python is an interpreted language, meaning Python code is executed line by line. This makes debugging easier and is suitable for rapid application development.
  • High-Level Language: Being a high-level language, Python abstracts many complex details of computer programming, like memory management, making it more user-friendly.
  • Dynamic Typing: Python is dynamically typed, which means that the type of a variable is checked during runtime, not in advance. This adds flexibility and ease of coding but can lead to runtime errors.
  • Cross-Platform Compatibility: Python is platform-independent, meaning Python programs can run on various operating systems like Windows, macOS, and Linux with little or no modification.
  • Extensive Libraries: Python has a vast standard library that covers areas like string operations, Internet, web service tools, operating system interfaces, and protocols. Additionally, many third-party libraries are available for tasks ranging from machine learning to web development.
  • Object-Oriented Programming (OOP): Python supports OOP and allows the definition of classes along with composition and inheritance. Everything in Python is an object that helps maintain and organise code.
  • Support for Multiple Programming Paradigms: Besides object-oriented programming, Python also supports imperative, functional, and procedural programming styles.
  • Automatic Memory Management: Python manages memory automatically through a built-in garbage collector, which handles memory allocation and deallocation for objects.
  • Embeddable and Extensible: Python can be embedded in C/C++ applications to provide scripting capabilities for the application's users. It can also be extended by adding new modules.

Application of Python Programming Language

  • Web Development: Python's frameworks like Django and Flask are popular for developing robust and scalable web applications.
  • Data Science and Analytics: Python is extensively used for data analysis, visualization, and complex statistical computations, thanks to libraries like Pandas, NumPy, and Matplotlib.
  • Artificial Intelligence (AI) and Machine Learning (ML): With libraries like TensorFlow, Keras, and Scikit-Learn, Python is a leading language in AI and ML development.
  • Scientific and Numeric Computing: Scientists and researchers use Python for various computational applications, including bioinformatics, physics, and astronomy.
  • Scripting and Automation: Python is widely used for writing scripts to automate mundane tasks and for system administration.
  • Software Testing: Python is used to develop test frameworks and automated testing due to its simplicity and flexibility.
  • Desktop GUI Applications: Libraries like Tkinter and PyQt make Python suitable for creating desktop GUI applications.
  • Game Development: Python is used in game development for scripting and creating game prototypes.
  • Internet of Things (IoT): Python's readability and simplicity make it popular for IoT applications.
  • Educational Programs: Python's simplicity makes it popular for introductory programming courses.

Disadvantages of Python Programming Language

  • Speed Limitations: Python is slower than compiled languages like C or C++ because it is interpreted.
  • Memory Consumption: Python's flexibility and ease of use come at the cost of higher memory consumption.
  • Not Ideal for Mobile Development: Python is not commonly used for mobile application development. Native apps for Android or iOS are rarely developed in Python.
  • Runtime Errors: Due to dynamic typing, certain errors that could be caught at compile time in statically typed languages only emerge at runtime in Python.
  • Weak in Mobile Computing: Python has yet to see significant adoption in mobile computing compared to web development and data science.
  • Database Access Limitations: Python's database access layers could be more developed and more efficient than JDBC (Java Database Connectivity) and ODBC (Open Database Connectivity).
  • GIL (Global Interpreter Lock): Python's GIL is a mutex that protects access to Python objects, preventing multiple native threads from executing Python bytecodes simultaneously. This can be a bottleneck in CPU-bound and multi-threaded code.
  • Browser-Based Limitations: Python is not natively used for client-side web browser scripting.

Google Trends Comparison - C vs Python

Seeing the latest Google Trends of the last 5 years, the worldwide interest in C and Python has shown a similar trend. But recently, as of 28 December 2023, the trend of Python has surpassed C. As per the trend, Python Language is gaining more popularity, showcasing increased popularity and demand.

Google trends C s Python

Which One to Learn First?

Factor Why Learn C First Why Learn Python First
Understanding of Computing Fundamentals Provides a deep understanding of low-level operations, memory management, and the operating system's workings. It is not as focused on low-level operations, better for high-level programming concepts.
Career Focus Ideal for careers in system programming, embedded systems, and performance-critical applications. Suited for careers in web development, data science, AI, and machine learning.
Ease of Learning It has a steep learning curve but offers a strong foundation in programming principles. Easier for beginners with its simple and readable syntax, allowing for a gentler introduction to programming.
Performance C is highly efficient and fast, crucial for programming and embedded systems. Python is slower in execution, but this is often a secondary concern in its primary application areas like data science.
Application Development Preferred for the development of system-level software, hardware drivers, and embedded applications. Widely used in developing scalable web applications, automation scripts, and rapid prototyping.
Programming Paradigm Excellent for understanding procedural programming and concepts like pointers and memory management. Offers a comprehensive introduction to object-oriented programming and also supports other paradigms like functional programming.
Community and Ecosystem Strong community focused on systems programming, with a wealth of resources for low-level programming. Extremely large and diverse community with extensive libraries and frameworks, making it versatile for various applications.
Long-term Skill Development Learning C can be challenging, but it builds a strong base for understanding more complex languages later.

Python's ease of use and readability make it ideal for continuous learning and exploring new programming areas.


In this article, we have discussed the differences and similarities between C and Python programming languages. Hope you will like the article.

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About the Author
Vikram Singh
Assistant Manager - Content

Vikram has a Postgraduate degree in Applied Mathematics, with a keen interest in Data Science and Machine Learning. He has experience of 2+ years in content creation in Mathematics, Statistics, Data Science, and Mac... Read Full Bio