diff --git a/benchmark/string-replacement b/benchmark/string-replacement
new file mode 100644
index 00000000..13715376
--- /dev/null
+++ b/benchmark/string-replacement
@@ -0,0 +1,13 @@
+require 'benchmark/ips'
+
+def str
+  'http://baruco.org/2014/some-talk-with-some-amount-of-value'
+end
+
+Benchmark.ips do |x|
+  x.report('#tr')    { str.tr('some', 'a')    }
+  x.report('#gsub')  { str.gsub('some', 'a')  }
+  x.report('#gsub!') { str.gsub!('some', 'a') }
+  x.report('#sub')   { str.sub('some', 'a')  }
+  x.report('#sub!')  { str.sub!('some', 'a') }
+end