diff --git a/benchmark_test.go b/benchmark_test.go
new file mode 100644
index 0000000..58a5c28
--- /dev/null
+++ b/benchmark_test.go
@@ -0,0 +1,157 @@
+package semver_test
+
+import (
+	"testing"
+
+	"github.com/Masterminds/semver"
+)
+
+/* Constraint creation benchmarks */
+
+func benchNewConstraint(c string, b *testing.B) {
+	for i := 0; i < b.N; i++ {
+		semver.NewConstraint(c)
+	}
+}
+
+func BenchmarkNewConstraintUnary(b *testing.B) {
+	benchNewConstraint("=2.0", b)
+}
+
+func BenchmarkNewConstraintTilde(b *testing.B) {
+	benchNewConstraint("~2.0.0", b)
+}
+
+func BenchmarkNewConstraintCaret(b *testing.B) {
+	benchNewConstraint("^2.0.0", b)
+}
+
+func BenchmarkNewConstraintWildcard(b *testing.B) {
+	benchNewConstraint("1.x", b)
+}
+
+func BenchmarkNewConstraintRange(b *testing.B) {
+	benchNewConstraint(">=2.1.x, <3.1.0", b)
+}
+
+func BenchmarkNewConstraintUnion(b *testing.B) {
+	benchNewConstraint("~2.0.0 || =3.1.0", b)
+}
+
+/* Check benchmarks */
+
+func benchCheckVersion(c, v string, b *testing.B) {
+	version, _ := semver.NewVersion(v)
+	constraint, _ := semver.NewConstraint(c)
+
+	for i := 0; i < b.N; i++ {
+		constraint.Check(version)
+	}
+}
+
+func BenchmarkCheckVersionUnary(b *testing.B) {
+	benchCheckVersion("=2.0", "2.0.0", b)
+}
+
+func BenchmarkCheckVersionTilde(b *testing.B) {
+	benchCheckVersion("~2.0.0", "2.0.5", b)
+}
+
+func BenchmarkCheckVersionCaret(b *testing.B) {
+	benchCheckVersion("^2.0.0", "2.1.0", b)
+}
+
+func BenchmarkCheckVersionWildcard(b *testing.B) {
+	benchCheckVersion("1.x", "1.4.0", b)
+}
+
+func BenchmarkCheckVersionRange(b *testing.B) {
+	benchCheckVersion(">=2.1.x, <3.1.0", "2.4.5", b)
+}
+
+func BenchmarkCheckVersionUnion(b *testing.B) {
+	benchCheckVersion("~2.0.0 || =3.1.0", "3.1.0", b)
+}
+
+func benchValidateVersion(c, v string, b *testing.B) {
+	version, _ := semver.NewVersion(v)
+	constraint, _ := semver.NewConstraint(c)
+
+	for i := 0; i < b.N; i++ {
+		constraint.Validate(version)
+	}
+}
+
+/* Validate benchmarks, including fails */
+
+func BenchmarkValidateVersionUnary(b *testing.B) {
+	benchValidateVersion("=2.0", "2.0.0", b)
+}
+
+func BenchmarkValidateVersionUnaryFail(b *testing.B) {
+	benchValidateVersion("=2.0", "2.0.1", b)
+}
+
+func BenchmarkValidateVersionTilde(b *testing.B) {
+	benchValidateVersion("~2.0.0", "2.0.5", b)
+}
+
+func BenchmarkValidateVersionTildeFail(b *testing.B) {
+	benchValidateVersion("~2.0.0", "1.0.5", b)
+}
+
+func BenchmarkValidateVersionCaret(b *testing.B) {
+	benchValidateVersion("^2.0.0", "2.1.0", b)
+}
+
+func BenchmarkValidateVersionCaretFail(b *testing.B) {
+	benchValidateVersion("^2.0.0", "4.1.0", b)
+}
+
+func BenchmarkValidateVersionWildcard(b *testing.B) {
+	benchValidateVersion("1.x", "1.4.0", b)
+}
+
+func BenchmarkValidateVersionWildcardFail(b *testing.B) {
+	benchValidateVersion("1.x", "2.4.0", b)
+}
+
+func BenchmarkValidateVersionRange(b *testing.B) {
+	benchValidateVersion(">=2.1.x, <3.1.0", "2.4.5", b)
+}
+
+func BenchmarkValidateVersionRangeFail(b *testing.B) {
+	benchValidateVersion(">=2.1.x, <3.1.0", "1.4.5", b)
+}
+
+func BenchmarkValidateVersionUnion(b *testing.B) {
+	benchValidateVersion("~2.0.0 || =3.1.0", "3.1.0", b)
+}
+
+func BenchmarkValidateVersionUnionFail(b *testing.B) {
+	benchValidateVersion("~2.0.0 || =3.1.0", "3.1.1", b)
+}
+
+/* Version creation benchmarks */
+
+func benchNewVersion(v string, b *testing.B) {
+	for i := 0; i < b.N; i++ {
+		semver.NewVersion(v)
+	}
+}
+
+func BenchmarkNewVersionSimple(b *testing.B) {
+	benchNewVersion("1.0.0", b)
+}
+
+func BenchmarkNewVersionPre(b *testing.B) {
+	benchNewVersion("1.0.0-alpha", b)
+}
+
+func BenchmarkNewVersionMeta(b *testing.B) {
+	benchNewVersion("1.0.0+metadata", b)
+}
+
+func BenchmarkNewVersionMetaDash(b *testing.B) {
+	benchNewVersion("1.0.0+metadata-dash", b)
+}