Difference Between Soldier and Marine

Both the terms Soldier and Marine come under the defense sector of a country. Every country has a defense sector. We have different sub-sectors under this defense sector.


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Usually, we come across Army, Navy, Air Force, and Marines. All these sub-sectors come under the defense department of a country.

While there’s no difference between these branches in priority, as all of them serve the nation. These branches are the foundation of the strongest defense department.

Soldier vs Marine

The difference between Soldiers and Marines is the branch they belong to. Though both soldiers and marines come under the defense department of a country, they belong to different branches. Soldiers belong to Army and typically Marine belong to the Navy. Marines can be considered as part of the Naval department of a country. And a soldier comes under the military.

Soldier vs Marine

Usually, every country will be having more soldiers i.e., military or army compared to the other defense branches of the country. A soldier is a part of the armed forces of the nation.

Soldiers come under the Army of a nation. Every country maintains a military for safeguarding the nation.

Soldiers usually stay at the terrestrial borders and also fight for the nation during war.

While marines are also the trained armed forces that come under the Naval branch of the defense department of the nation. Marines take care of maintaining the order and discipline of abroad ships.

Mainly marines help the Navy during wars and cooperate with the Navy during operations. Typically marines aid in providing the manpower for the Navy.

Comparison Table

Parameters of ComparisonSoldierMarine
DefinitionSoldiers are the members of the Army of the country.Marines are also the armed forces of the country.
Branch of defenseMilitary department.Naval department.
Type of terrainTerrestrial forces.Amphibious forces.
MissionsPart of Army, safe guards’ country at the border and during wars.Aid in providing manpower for the Navy.
ExamplesIndian Army, U.S Army.U.S Marine corps, Royal Thai Marine Corps.

What is a Soldier?

A Soldier is a person who serves the nation and is a member of the Army engaged in military services of the nation. As Army is a branch of the defense department of the country, a soldier is also a member of the defense department.

A soldier serves the nation by guarding the country and engaging in helping the nation during difficult times and wars.

Soldiers of the army branches are superior to other branches of defense in terms of responsibilities, benefits, and command.

The main duty of the armed forces is to protect their country and citizens. A country’s military’s mission is to maintain peace and safety.

Army is usually greater than the other two branches of defense.

Typically a country with more terrestrial borders will have a greater number of soldiers in their military, As a greater number of soldiers are required to guard at terrain borders.

For instance, we will look into U.S Army. US military serves as the terrestrial warfare branch. It’s also the oldest branch of the defense.

The US Armed forces were officially recognized as the military force in 1784. As every army will be having their motto, the US military motto is “This we will defend”.

US military is the largest of the three branches of defense. US Army is the primary ground force of their country. Hence, it has the major responsibility to defend and secure the country.

What is a Marine?

Marines are the persons who serve the nation under the Navy branch of the defense department of the nation. Marines are the trained forces operating in nearshore terrain.

They are the amphibious types of military forces. They are also the kind of armed forces that aid the Navy during naval combat or ship captures.

Usually, they are trained to carry out operations both on land and in water. They are generally a group of militaries who are much more aggressive than a typical soldier.

Marines are usually less in number compared to other branches of defense. They are considered a part of the Navy.

They are known as light, mobile, and rapid armed forces. Major duty of marines consists of military personnel at times, guarding coasts overseas and securing water borders.

If the guarding borders are volatile, it’s a bit risky job. They differ from soldiers with more technical knowledge and the proficient way they conduct.

For example, when we consider the US Marine Corps. They are responsible for taking amphibious operations.

They usually work with the US Navy. They may also work with the US Army and US Air Force.

US Marine Corps is the smallest of the four primary militaries (Army, Navy, Air Force, and Marine Corps) branches of the US. Marines act as advanced naval bases and are always prepared and ready for various terrains and conditions.

Main Differences Between Soldier and Marine

  1. Soldier is a person who serves the nation under the military of the defence department of the nation. While Marine is a person who serves the nation under Marine corps or the Navy of the nation.
  2. Typically every country has the three branches of defence. And among the three Soldiers are usually big in number than the Marines of the country.
  3. Soldier come under the Army branch of the defence department and Marine come under the Navy branch of the defence department.
  4. Soldiers work in terrestrial environment i.e., in borders and during battles. While Marines usually work with Navy during ship combats and also support the other two branches of defence during wars.
  5. Marines are far more superior to soldiers in technical knowledge and way of executing the operations. They are more proficient and conduct.
Difference Between Soldier and Marine


  1. https://www.tandfonline.com/doi/abs/10.1080/08995600802345162
  2. https://www.degruyter.com/document/doi/10.1515/9780804791908-008/html
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