String Interpolation vs String Builder exception throwing benchmark

benchmark.cs

using System;
using System.Text;
using BenchmarkDotNet.Attributes;
using BenchmarkDotNet.Running;

        var summary = BenchmarkRunner.Run<StringBenchmark>();

public class StringBenchmark
{
    private const string testVariable = "test";

    [Benchmark]
    public void BenchmarkStringInterpolation()
    {
        try
        {
            throw new Exception($"asdsadsad {testVariable} in element {testVariable} is not as my house");
        }
        catch (Exception)
        {
            // Here, we're not doing anything with the exception
            // We just want to measure the performance of throwing it
        }
    }

    [Benchmark]
    public void BenchmarkStringBuilder()
    {
        try
        {
            StringBuilder stringBuilder = new StringBuilder();
            stringBuilder.Append("asdsadsad ");
            stringBuilder.Append(testVariable);
            stringBuilder.Append(" in element ");
            stringBuilder.Append(testVariable);
            stringBuilder.Append(" is not as my house");

            throw new Exception(stringBuilder.ToString());
        }
        catch (Exception)
        {
            // Here, we're not doing anything with the exception
            // We just want to measure the performance of throwing it
        }
    }
}

Method	Mean	Error	StdDev
BenchmarkStringInterpolation	4.264 us	0.0836 us	0.0821 us
BenchmarkStringBuilder	4.797 us	0.0956 us	0.1243 us