diff --git a/app/src/main/java/ch/nuth/zhaw/exbox/Competitor.java b/app/src/main/java/ch/nuth/zhaw/exbox/Competitor.java
index 03b4d3a..84b79f7 100644
--- a/app/src/main/java/ch/nuth/zhaw/exbox/Competitor.java
+++ b/app/src/main/java/ch/nuth/zhaw/exbox/Competitor.java
@@ -48,20 +48,23 @@ public class Competitor implements Comparable<Competitor> {
 
     @Override
     public int compareTo(Competitor o) {
-        // TODO Implement
-        return  0;
+        return Long.compare(parseTime(getTime()), parseTime(o.getTime()));
     }
 
     @Override
     public boolean equals (Object o) {
-        // TODO Implement
-        return false;
+        if (o instanceof Competitor) {
+            Competitor c = (Competitor)o;
+            return compareTo(c) == 0;
+        }
+        else {
+            return false;
+        }
     }
 
     @Override
     public int hashCode() {
-        // TODO Implement
-        return 0;
+        return (getTime().hashCode() + getName().hashCode()) * rank;
     }
 
 }