using System;

using System.Linq;

using System.Collections.Generic;

using System.Diagnostics;

public class Program

{

    public static void Main()

    {           

        List<string> query = new List<string>();

        for(int i=0; i<100000;i++)

        {

            query.Add("qwerty");

        }

​

        Stopwatch timeCount = new Stopwatch();

        timeCount.Start();

        if (query.Count > 0)

        {

        }

        timeCount.Stop();

        var testCount = timeCount.Elapsed;

        Console.WriteLine("testCount = " + testCount + "\n");

        Stopwatch timeAny = new Stopwatch();

        timeAny.Start();

        if (query.Any())

        {

        }

        timeAny.Stop();

        var testAny = timeAny.Elapsed;      

        Console.WriteLine("testAny   = " + testAny + "\n");

    }

}