Software Alternatives & Startups

Python VS PyPy

Compare Python VS PyPy and see what are their differences

Python

Python is a clear and powerful object-oriented programming language, comparable to Perl, Ruby, Scheme, or Java.

Rating
0 reviews
Pricing
Open source
PyPy

PyPy is a fast, compliant alternative implementation of the Python language (2.7.1).

Rating
0 reviews
Pricing
Open source

Which is more popular?

Based on our record, Python seems to be a lot more popular than PyPy. While we know about 301 links to Python, we've tracked only 10 mentions of PyPy.

social mentions
301 vs 10
Programming Language popularity
97% vs 3%
alternatives listed
161 vs 16

Base details

Website, pricing, platforms and company facts side by side.

Python
PyPy
Website python.org pypy.org
Pricing
Open source
Open source
Listed in

About Python and PyPy

In their own words, as submitted to SaaSHub.

Python
PyPy

Find popular and trending Python projects on LibHunt

Read more about Python

No description of PyPy yet.

Features and specs

What each product offers, as listed by its team.

Python 6 features
PyPy 4 features
  • Easy to Learn
    Python syntax is clear and readable, which makes it an excellent choice for beginners and allows for quick learning and prototyping.
  • Versatile
    Python can be used for web development, data analytics, artificial intelligence, machine learning, automation, and more, making it a highly versatile programming language.
  • Large Standard Library
    Python comes with a comprehensive standard library that includes modules and packages for various tasks, reducing the need to write code from scratch.
  • Strong Community Support
    Python has a large and active community, which means a wealth of third-party packages, tutorials, and documentation is available for assistance.
  • Cross-Platform Compatibility
    Python is compatible with major operating systems like Windows, macOS, and Linux, allowing for easy development and deployment across different platforms.
  • Good for Rapid Development
    The high-level nature of Python allows for quick development cycles and fast iteration, which is ideal for startups and prototyping.

Possible disadvantages

  • Performance Limitations
    Python is generally slower than compiled languages like C or Java because it is an interpreted language, which can be a drawback for performance-critical applications.
  • Global Interpreter Lock (GIL)
    The GIL in CPython, the most used Python interpreter, prevents multiple native threads from executing Python bytecodes at once, limiting multi-threading capabilities.
  • Memory Consumption
    Python can be more memory-intensive compared to some other languages, which might be a concern for applications with tight memory constraints.
  • Mobile Development
    Python is not a primary choice for mobile app development, where languages like Java, Swift, or Kotlin are more commonly used.
  • Runtime Errors
    Being a dynamically typed language, Python code can sometimes lead to runtime errors that would be caught at compile-time in statically typed languages.
  • Dependency Management
    Managing dependencies in Python projects can sometimes be complex and cumbersome, especially when dealing with conflicting versions of libraries.
  • Performance
    PyPy is known for its superior execution speed and performance, often outperforming the standard CPython interpreter for many workloads thanks to its Just-in-Time (JIT) compilation strategy.
  • Compatibility
    PyPy aims to be compatible with standard Python, so many programs and libraries that run on CPython should work on PyPy without or with minimal changes.
  • Memory Efficiency
    Due to its garbage collection mechanism, PyPy often results in lower memory usage as compared to CPython, which can be beneficial for memory-intensive applications.
  • Concurrency
    PyPy provides better support for concurrency, including potentially avoiding some of the Global Interpreter Lock (GIL) performance issues present in CPython.

Possible disadvantages

  • Compatibility Limitations
    Although PyPy aims to be compatible with Python, not all extensions and libraries available for CPython work flawlessly with PyPy, particularly those relying on C extensions.
  • Startup Time
    PyPy has a slower startup time than CPython due to the JIT compilation overhead, which could be a downside for scripts primarily dealing with short-lived processes.
  • Larger Memory Footprint
    While PyPy can be more memory efficient in the long term, the JIT compilation process can result in a larger initial memory footprint which could affect applications with limited memory resources.
  • Platform Support
    PyPy might not support all platforms or the latest Python features immediately, potentially causing issues for users relying on cutting-edge Python developments or specific system architectures.

Videos

Walkthroughs and reviews on video.

Python 1 video + Add
PyPy 3 videos + Add

Creator of Python Programming Language, Guido van Rossum | Oxford Union

PyPy - the hero we all deserve. - Amit Ripshtos - PyCon Israel 2019

More videos

  • - Using the PyPy runtime for Python
  • - How PyPy runs your program

Category popularity

How often each product is chosen within a category, 0–100% relative to the other.

Score bands 0–20 21–40 41–50 51–60 61–100
Python
PyPy
97% 97%
3% 3%
0% 0%
100% 100%
100% 100%
OOP
0% 0%
0% 0%
100% 100%

User comments

Share your experience with using Python and PyPy. For example, how are they different and which one is better?

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Reviews and articles

External articles and on-site reviews we used to compare the two products.

Python no reviews yet
PyPy no reviews yet

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We have no reviews of PyPy yet. Be the first one to post

Social recommendations and mentions

Recommendations tracked on public social media and blogs since March 2021.

Python 301 mentions
PyPy 10 mentions
  • Zero to AI-Ready PC in One Click: Windows & Ubuntu AI Requirements Installer Full Tutorial
    Extract the zip, right-click Windows_AI_Requirements_Installer.bat and choose Run as administrator. A normal double-click works too: it asks Windows for administrator rights by itself. The .bat brings its own temporary portable Python... - Source: dev.to / about 15 hours ago
  • Self-contained highly-portable Python distributions
    > When you download Python from http://python.org (on Linux or macOS), what you're actually downloading is an installer that builds Python from source on your machine. > The net effect is that on Linux and macOS, you can't "download a... - Source: Hacker News / 3 months ago
  • How to Build a Dependency Map of a Legacy Codebase Using AI Tools
    137Foundry provides legacy modernization services that include dependency mapping as a foundational assessment phase. Prettier and ESLint are useful companion tools for enforcing code style consistency as the refactoring proceeds.... - Source: dev.to / 5 months ago

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  • TurboPython – A Python-to-C++ Compiler
    It reminds me of PyPy (https://pypy.org/) It works as a pure Python runtime, but when comes with issues when integrating with existing libraries who have C/C++ extensions, which is a big one for modern use of Python (Numpy, pandas, you... - Source: Hacker News / 14 days ago
  • CPython Internals Explained
    There are quite a few JITs: JIT-compiler for Python https://pypy.org/ Python enhancement proposal for JIT in CPython https://peps.python.org/pep-0744/ And there are several JIT-compilers for various subsets of Python, usually with focus... - Source: Hacker News / 9 months ago
  • Pydrofoil: Accelerating Sail-based instruction set simulators
    Gains than using either compiler alone. This uses the PyPy JIT framework to speed up a RISC-V simulator. https://pypy.org/ https://github.com/pydrofoil/pydrofoil Pydrofoil: A fast... - Source: Hacker News / over 1 year ago

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Alternatives to Python and PyPy

When comparing Python and PyPy, you can also consider the following products.