Mechanical engineering vs computer science: which is best in 2021

In this article let’s take a look at everything you need to know about mechanical engineering vs Computer Science Engineering in detail.

If you are confused regarding which engineering branch to choose between the both you do not need to worry about it and I would recommend you to read this article to the end and bookmark it somewhere.

So without further ado let’s get started.

Definition & duties

What is mechanical engineering and its duties?

Mechanical engineering is an engineering branch that combines engineering physics and mathematics principles with materials science to design, analyze, manufacture, and maintain mechanical systems.

Mechanical engineers research, design, develop, build, and test mechanical and thermal sensors and devices, including tools, engines, and machines.

The duties of mechanical business are mentioned below,

  • Analyze problems to see how mechanical and thermal devices might help solve a particular problem
  • Design or redesign mechanical and thermal devices or subsystems, using analysis and computer-aided design
  • Investigate equipment failures or difficulties to diagnose faulty operation and to recommend remedies
  • Develop and test prototypes of devices they design
  • Analyze the test results and change the design or system as needed & Oversee the manufacturing process for the device

You can learn more about the mechanical engineering in detail here.

What is computer science engineering and its duties?

Computer Science Engineering (CSE) is an academic programme which integrates the field of Computer Engineering and Computer Science.

 The programme, which emphasises the basics of computer programming and networking, comprises a plethora of topics.

The said topics are related to computation, algorithms, programming languages, program design, computer software, computer hardware, etc.

The primary focus of computer engineers is the designing, testing, implementing, and maintaining of computer hardware and software.

 They are responsible for the smooth functioning of the components of the software programming as well as the components of the hardware systems.

Here are the main duties and responsibilities of computer science engineer,

  • Explore problems in computing and develop theories and models to address those problems
  • Collaborate with scientists and engineers to solve complex computing problems
  • Determine computing needs and system requirements
  • Develop new computing languages, software systems, and other tools to improve how people work with computers
  • Design and conduct experiments to test the operation of software systems, frequently using techniques from data science and machine learning
  • Analyze the results of their experiments
  • Write papers for publication and present research findings at conferences

Now that you know all the duties and responsibilities of a computer science engineer, let’s move forward.

Difference between the two

Here is a table which explains the difference between the two in detail

FactorsMechanical engineeringComputer science engineering
Started fromThis started in the 18th century due to industrial revolution in Europe.Computer engineering began in 1939 when John Vincent Atanasoff and Clifford Berry began developing the world’s first electronic digital computer through physics, mathematics, and electrical engineering
Subjects taught and specialisationsMaterial Science and Engineering. Engineering Mechanics. Thermodynamics. Heat Transfer. Robotics, Engineering Management, Nanotechnology Fluid Mechanics. Machine Drawing. Fluid Machinery. Kinematic Analysis and Synthesis. Workshop Practice.Fundamentals of Computer Programming. Data Structures. Computer Networks. Object Oriented Programming. Design and Analysis of Algorithms. Computer Architecture and Organisation. Discrete Mathematics. Database Management Systems.
What is the workMechanical engineers research, design, develop, build, and test mechanical and thermal sensors and devices, including tools, engines, and machines.The primary focus is the designing, testing, implementing, and maintaining of computer hardware and software.
Work environmentMajority of the time mechanical engineers work in factories testing and manufacturing and in the office room in front of computer designing and developing the machinesMajority of the time computer science engineer work in front of computer in office writing code and programming and developing new products and softwares
Type of workThey work in creating physical products like machines and toolsThey work in creating digital products like softwares and websites

These are all the important differences you should know between the two.

Similarities between the two

Here are some important similarities between the two professions.

  1. Both the branches are related to designing, development and maintenance of new products
  2. Both engineering branches requires a lot of creativity and problem solving skills
  3. Even the work environment of both are quite similar because both of them work on the computer using different softwares for long hours of time and exchange different ideas with team members
  4. Both of them get a chance to work in similar sectors and companies because every machine needs some computer software to run automatically
  5. Both of them have good demand and have good earning potential in the world
  6. Both of them are equally competitive
  7. Both of them are constantly changing due to technology advancements
  8. Both engineering branches are four years long, you have same eligibility criteria which is to have maths physics and chemistry as main subjects in your 12th
  9. The admission process to get seat in the top colleges is also similar, you should write & clear JEE main exam to get seat in the top engineering colleges like IIT, NIT in India.
  10. In both of the degrees you will get knowledge about variety of subjects including mathematics, computers and design, etc

Skills required for both professions

Here is a table which lists the important skills you need in both the professions.

Computer science engineeringMechanical engineering
Problem solving skillsProblem solving skills
Creativity skillCreativity skill
Analytical thinking skillAnalytical thinking skill
Communication teamwork and interpersonal skillsCommunication teamwork and interpersonal skills
Good programming skillsDesign and detail oriented skill
Basics of machine learningMaths & computer skills like geometry trigonometry calculus and statistics and using various computer softwares for design and development
Strong Data Structures and Algorithms skillsProject management and evaluation skills
Basics of web developmentAbility to work under pressure
Being open minded and learn new things quicklyGood negotiation skills
Effective Time management skillsEffective Time management skills

these are all the important skills you need to have in order to get in to both the profession and become successful in it.

Why you should choose either one?

Why you should choose mechanical engineering?

Here are some important reasons why you should choose mechanical engineering as your career option.

  1. It is an evergreen industry because machines are not going anywhere and the demand of mechanical engineers is continued to grow and the artificial intelligence cannot completely replace this engineering branch in the coming future
  2. Mechanical engineers are used in Almost any industry which requires the use of machines and you can work in both National and multinational companies
  3. As a mechanical engineer you can get a chance to work in public sector undertaking companies like BDL, and midhani, etc after completing your engineering through GATE exam and get a government job
  4. Using this degree you can also start your own business and startup because this degree will help you develop skills like problem solving and creativity which are the core essence of starting any business apart from getting the knowledge of mechanical engineering
  5. Using this degree you can get a lot of knowledge in wide variety of subjects including physics mathematics thermodynamics and computers, etc

You can learn more about the pros and cons of Mechanical Engineering in detail here.

Why you should choose computer science engineering?

Let’s take a look at some important reasons why you should choose computer science engineering as your career option.

  1. This is most highly paying engineering branch at present
  2. As a computer science engineer you can work in many multinational companies like Google Facebook and Amazon, etc
  3. Computer science engineers have high demand and also has a good future because every business requires computers and softwares to run efficiently
  4. Because this is job deals with designing and development of softwares so it’s not completely replaced by artificial intelligence and cannot be automated completely
  5. It is also a very broad field and you can get a job in various sectors including cyber security data science machine learning and web development
  6. You can also start your own tech business by creating any software as a service product using your knowledge of programming, sell and make money
  7. In this job you can work from anywhere in the world all you need is a computer and internet connection so you do not have to move to office for work which can give you a lot of work flexibility

You can learn more about the pros and cons of computer Science Engineering in detail here.

Job opportunities in the two

Job opportunities in mechanical engineering

Now let’s take a look at what are the job opportunities and which companies hire mechanical engineers and what is the average salary and growth of jobs in this branch.

Now let’s take a look at what are the job opportunities in mechanical engineering are,

  1. Nuclear engineer
  2. Maintenance engineer
  3. Cad technician
  4. Automotive engineer
  5. Aerospace engineer

As a mechanical engineer you can work in different sectors and industries like,

  • Automobile sector
  • Aerospace industry
  • Defence sector
  • Materials and metals industry
  • Railway coach factories
  • Chemical manufacturing plants
  • Research and development field
  • Oil exploration sector

And when it comes to earning potential and salary,

According to bls the average salary of mechanical engineers is 90000 dollars per annum which is 43 dollars per hour and according to pay scale the average salary of a mechanical engineer in India is 3.5 lacs per annum and there is 7% job growth for mechanical engineer between 2020-2030 in America.

And there are many company which hire mechanical engineer like, Ashok Leyland, general motors, Mahindra and Mahindra, Tata motors, Ford motor company, etc.

Apart from private companies you can also get a job in government funded companies and in PSU sectors like BHEL, HPCL, DRDO, BDL, IOCL, NHPC, coal India, and many more companies which you can get a job through the GATE exam.

You can also find thousands of jobs to apply on platforms like with mechanical engineering degree.

Job opportunities in Computer Science Engineering

There are different types of job opportunities you can get after computer science engineering like,

  • Web development
  • Software engineer
  • Data scientist
  • Application developer
  • Game designer and game developer
  • Machine learning expert
  • Full stack developer
  • Information system manager
  • Computer programmer
  • Ethical hacker
  • System database administrator
  • Blockchain Developer/Engineer
  • Computer Network Architect

As a computer science engineer you can get a chance to work in various sectors like finance, defence, health, education or government, banking, agriculture, cyber security, large software companies, etc.

And when it comes to earning potential and salary and the growth in jobs,

As per BLS, Employment in computer and information technology occupations is projected to grow 13 percent from 2020 to 2030, faster than the average for all occupations. These occupations are projected to add about 667,600 new jobs.

The median annual wage for computer and information technology occupations was $91,250 in May 2020.

Because of this many job opportunities in computer Science Engineering like Java developer, software engineering, data scientist, information security engineer, and frontend desinger, etc are listed among the top 25 best jobs in America according to Glassdoor.

According to Glassdoor the average salary of computer science engineer in India is around 40000 rupees per month.

And there are many companies which hire computer science engineers like, Infosys, Google Microsoft, TCS, Amazon, tech Mahindra, HP, Samsung, Facebook, Twitter, IBM Qualcomm, and many other product based and service based technology companies both National and international ones.

And if you have taken your under graduation in computer Science branch from top engineering institutions like IIT then you can also get a chance to work in foreign countries offices of companies like

Google, Microsoft & Facebook with highest package you can expect and you can also get to work in government owned PSU companies like ISRO, DRDO, BDL, BHEL, and get a job in many public sector company banks, etc  

You can also find thousands of open jobs on platforms like for computer science engineer and many specialisations like Java developer and web developers & you can apply and start earning money.

Mechanical engineering vs computer Science Engineering: which is best?

After reading all of this if you are still confused then I would choose computer science engineering to be better than mechanical engineering for a couple of reasons like,

  • Computer science engineers make more money and they have more demand compared to mechanical engineers
  • The demand of computer science engineer is more compared to mechanical because every business needs computers and softwares to run for example if you are a Java developer you can find more than 20000 open jobs to apply on here
  • Computer science engineering is considered to be the best job in America at present considering both the salary, satisfaction and demand
  • As a computer science engineer you do not need to move to office, you can work from home as well which gives you a lot of flexibility and free time to spend with your family
  • Computer science engineers can also start a technology based startup using their programming skills by creating any SAAS product and software
  • You can also work and earn good amount of money as a freelancer in computer Science Engineering
  • You can also learn many important skills in computer Science Engineering like coding without investing large sums of money in college but in cheaper prices by taking courses on online platforms like udemy

Now it totally depends upon you regarding what are your interests and skills and if you are interested in computer and programming related stuff and Technology then you can choose computer science engineering and you can choose mechanical engineering if you like to work with machines and get a job in government sector.

I have no hate towards mechanical engineering students and those who want to do Mechanical Engineering it is just my opinion and when we compare both purely based on Statistics and data.

Mechanical engineering is also good in its own aspects if you don’t compare it with other engineering branch like computer science.

If you are interested in computer Science Engineering then I would recommend you to read my articles below for further knowledge and information.

With that said let’s end the article.


These are all the things you need to know between mechanical engineering and computer science engineering in detail.

Do comment down which is your favourite engineering branch in the comment section below.

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