using System;

using System.Collections.Generic;

public class Program

{

    public static void Main()

    {

        var test = new Testy<int> { Value = 5 };

        Console.WriteLine(test == 5);

    }

}

​

public class Testy<T> : IEquatable<T>

{

    public T Value { get; set; }

    public bool Equals(T other)

    {

        return EqualityComparer<T>.Default.Equals(this.Value, other);

    }

}