diff --git a/benchmarks/IndexStd/IndexStd.cpp b/benchmarks/IndexStd/IndexStd.cpp
new file mode 100644
index 000000000..06a09b9a7
--- /dev/null
+++ b/benchmarks/IndexStd/IndexStd.cpp
@@ -0,0 +1,45 @@
+#include <Core/Core.h>
+#include <TestData/TestData.h>
+#include <set>
+#include <unordered_set>
+#include <vector>
+
+using namespace Upp;
+
+CONSOLE_APP_MAIN
+{
+	StdLogSetup(LOG_COUT|LOG_FILE);
+
+	Vector<String> w = AliceWords();
+	
+	std::vector<std::string> q;
+	
+	for(auto s : w)
+		q.push_back(s.ToStd());
+	
+	for(int i = 0; i < 100; i++) {
+		Index<String> ndx;
+		std::set<std::string> st;
+		std::set<std::string> hst;
+		{
+			RTIMING("Index");
+			for(const String& s : w)
+				ndx.FindAdd(s);
+		}
+		{
+			RTIMING("set");
+			for(const std::string& s : q)
+				st.insert(s);
+		}
+		{
+			RTIMING("unordered_set");
+			for(const std::string& s : q)
+				hst.insert(s);
+		}
+		ONCELOCK {
+			RDUMP(ndx.GetCount());
+			RDUMP(st.size());
+			RDUMP(hst.size());
+		}
+	}
+}
diff --git a/benchmarks/IndexStd/IndexStd.upp b/benchmarks/IndexStd/IndexStd.upp
new file mode 100644
index 000000000..906703c87
--- /dev/null
+++ b/benchmarks/IndexStd/IndexStd.upp
@@ -0,0 +1,10 @@
+uses
+	Core,
+	TestData;
+
+file
+	IndexStd.cpp;
+
+mainconfig
+	"" = "";
+
diff --git a/benchmarks/Vector/Vector.cpp b/benchmarks/Vector/Vector.cpp
index 16ac5bfa1..e393f8f27 100644
--- a/benchmarks/Vector/Vector.cpp
+++ b/benchmarks/Vector/Vector.cpp
@@ -6,41 +6,38 @@ using namespace Upp;
 
 CONSOLE_APP_MAIN
 {
-	const int N = 2500;
+	const int N = 200;
 	
-	Buffer<String> data(N);
+	Vector<String> data;
 	Buffer<std::string> sdata(N);
 	
 	for(int i = 0; i < N; i++) {
-		data[i] = AsString(i);
+		data << AsString(i);
 		sdata[i] = data[i].ToStd();
 	}
 	
 	RDUMP(sizeof(std::string));
 	RDUMP(sizeof(String));
 	
-	for(int j = 0; j < N; j++) {
+	for(int q = 100000; q--;) {
 		{
 			RTIMING("vector<string>::push_back");
 			std::vector<std::string> v;
-			for(int i = 0; i < j; i++)
+			for(int i = 0; i < N; i++)
 				v.push_back(sdata[i]);
 		}
 		{
 			RTIMING("vector<String>::push_back");
 			std::vector<String> v;
-			for(int i = 0; i < j; i++)
+			for(int i = 0; i < N; i++)
 				v.push_back(data[i]);
 		}
 		{
 			RTIMING("Vector<String>::Add");
 			Vector<String> v;
-			for(int i = 0; i < j; i++)
+			for(int i = 0; i < N; i++)
 				v.Add(data[i]);
 		}
-	}
-	
-	for(int j = 0; j < 100; j++) {
 		{
 			RTIMING("vector<string>::insert");
 			std::vector<std::string> v;
@@ -59,5 +56,39 @@ CONSOLE_APP_MAIN
 			for(int i = 0; i < N; i++)
 				v.Insert(0, data[i]);
 		}
+		{
+			std::vector<std::string> v;
+			for(int i = 0; i < N; i++)
+				v.insert(v.begin(), sdata[i]);
+			RTIMING("vector<string>::erase");
+			while(v.size())
+				v.erase(v.begin());
+		}
+		{
+			std::vector<String> v(~sdata, ~sdata + N);
+			RTIMING("vector<String>::erase");
+			while(v.size())
+				v.erase(v.begin());
+		}
+		{
+			Vector<String> v;
+			for(int i = 0; i < N; i++)
+				v.Insert(0, data[i]);
+			RTIMING("Vector<String>::Remove");
+			while(v.GetCount())
+				v.Remove(0);
+		}
+		for(int j = 0; j < 100; j++) {
+			{
+				std::vector<std::string> v(~sdata, ~sdata + N);
+				RTIMING("std::remove_if");
+				v.erase(std::remove_if(v.begin(), v.end(), [](const std::string& h) { return h[0] == '1'; }), v.end());
+			}
+			{
+				Vector<String> v = clone(data);
+				RTIMING("Vector::RemoveIf");
+				v.RemoveIf([&](int i) { return v[i][0] == '1'; });
+			}
+		}
 	}
 }