
der Konkurrent
competitor
A person, company, or group that is in competition with others to achieve the same goal.
Apple und Samsung sind große Konkurrenten auf dem Smartphone-Markt.
Apple and Samsung are major competitors in the smartphone market.
competitor
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competitor
A person, company, or group that is in competition with others to achieve the same goal.
Apple und Samsung sind große Konkurrenten auf dem Smartphone-Markt.
Apple and Samsung are major competitors in the smartphone market.
'Der Konkurrent' (the competitor) belongs to a word family. The related noun is 'die Konkurrenz' (the competition), and the verb is 'konkurrieren' (to compete).
Die beiden Firmen konkurrieren um die besten Mitarbeiter.
The two companies are competing for the best employees.
'Konkurrent' (competitor) is a noun of the N-declension. This means it takes the ending '-en' in all cases except the nominative singular. This also applies to the entire plural.
Er sprach mit seinem größten Konkurrenten.
He spoke with his biggest competitor.
Common adjectives are 'ein starker Konkurrent' (a strong competitor), 'der größte Konkurrent' (the biggest competitor), or 'der direkte Konkurrent' (the direct competitor). You can also say that a company is a 'Konkurrent auf dem Markt' (competitor in the market).
Unsere Firma hat einen neuen, starken Konkurrenten bekommen.
Our company has gained a new, strong competitor.
opponent
Gegner and Konkurrent can refer to the same person in a competition. Gegner emphasizes that you are directly competing against this person at that moment. Konkurrent emphasizes the shared goal and is also appropriate when the two people are not competing directly against each other.

Im Turnier ist Ben mein Konkurrent um den Titel, obwohl wir erst später aufeinandertreffen könnten.
In the tournament, Ben is my competitor for the title, even though we might not face each other until later.
Im heutigen Halbfinale ist Ben mein Gegner.
Ben is my opponent in today's semifinal.