diff --git a/benches/engine.rs b/benches/engine.rs
new file mode 100644
index 00000000..e505129f
--- /dev/null
+++ b/benches/engine.rs
@@ -0,0 +1,29 @@
+#![feature(test)]
+
+///! Test evaluating expressions
+extern crate test;
+
+use rhai::{Array, Engine, Map, RegisterFn, INT};
+use test::Bencher;
+
+#[bench]
+fn bench_engine_new(bench: &mut Bencher) {
+    bench.iter(|| Engine::new());
+}
+
+#[bench]
+fn bench_engine_new_raw(bench: &mut Bencher) {
+    bench.iter(|| Engine::new_raw());
+}
+
+#[bench]
+fn bench_engine_register_fn(bench: &mut Bencher) {
+    fn hello(a: INT, b: Array, c: Map) -> bool {
+        true
+    }
+
+    bench.iter(|| {
+        let mut engine = Engine::new();
+        engine.register_fn("hello", hello);
+    });
+}
diff --git a/benches/eval_array.rs b/benches/eval_array.rs
new file mode 100644
index 00000000..687f22f5
--- /dev/null
+++ b/benches/eval_array.rs
@@ -0,0 +1,63 @@
+#![feature(test)]
+
+///! Test evaluating expressions
+extern crate test;
+
+use rhai::{Engine, OptimizationLevel};
+use test::Bencher;
+
+#[bench]
+fn bench_eval_array_small_get(bench: &mut Bencher) {
+    let script = "let x = [1, 2, 3, 4, 5]; x[3]";
+
+    let mut engine = Engine::new();
+    engine.set_optimization_level(OptimizationLevel::None);
+
+    let ast = engine.compile(script).unwrap();
+
+    bench.iter(|| engine.consume_ast(&ast).unwrap());
+}
+
+#[bench]
+fn bench_eval_array_small_set(bench: &mut Bencher) {
+    let script = "let x = [1, 2, 3, 4, 5]; x[3] = 42;";
+
+    let mut engine = Engine::new();
+    engine.set_optimization_level(OptimizationLevel::None);
+
+    let ast = engine.compile(script).unwrap();
+
+    bench.iter(|| engine.consume_ast(&ast).unwrap());
+}
+
+#[bench]
+fn bench_eval_array_large_get(bench: &mut Bencher) {
+    let script = r#"let x = [ 1, 2.345, "hello", true,
+                                [ 1, 2, 3, [ "hey", [ "deeply", "nested" ], "jude" ] ]
+                            ];
+                            x[4][3][1][1]
+    "#;
+
+    let mut engine = Engine::new();
+    engine.set_optimization_level(OptimizationLevel::None);
+
+    let ast = engine.compile(script).unwrap();
+
+    bench.iter(|| engine.consume_ast(&ast).unwrap());
+}
+
+#[bench]
+fn bench_eval_array_large_set(bench: &mut Bencher) {
+    let script = r#"let x = [ 1, 2.345, "hello", true,
+                                [ 1, 2, 3, [ "hey", [ "deeply", "nested" ], "jude" ] ]
+                            ];
+                            x[4] = 42
+    "#;
+
+    let mut engine = Engine::new();
+    engine.set_optimization_level(OptimizationLevel::None);
+
+    let ast = engine.compile(script).unwrap();
+
+    bench.iter(|| engine.consume_ast(&ast).unwrap());
+}
diff --git a/benches/eval_map.rs b/benches/eval_map.rs
new file mode 100644
index 00000000..afe8d676
--- /dev/null
+++ b/benches/eval_map.rs
@@ -0,0 +1,71 @@
+#![feature(test)]
+
+///! Test evaluating expressions
+extern crate test;
+
+use rhai::{Engine, OptimizationLevel};
+use test::Bencher;
+
+#[bench]
+fn bench_eval_map_small_get(bench: &mut Bencher) {
+    let script = "let x = #{a:1}; x.a";
+
+    let mut engine = Engine::new();
+    engine.set_optimization_level(OptimizationLevel::None);
+
+    let ast = engine.compile(script).unwrap();
+
+    bench.iter(|| engine.consume_ast(&ast).unwrap());
+}
+
+#[bench]
+fn bench_eval_map_small_set(bench: &mut Bencher) {
+    let script = "let x = #{a:1}; x.a = 42;";
+
+    let mut engine = Engine::new();
+    engine.set_optimization_level(OptimizationLevel::None);
+
+    let ast = engine.compile(script).unwrap();
+
+    bench.iter(|| engine.consume_ast(&ast).unwrap());
+}
+
+#[bench]
+fn bench_eval_map_large_get(bench: &mut Bencher) {
+    let script = r#"let x = #{
+                                a:1,
+                                b:2.345,
+                                c:"hello",
+                                d: true,
+                                e: #{ x: 42, "y$@#%": (), z: [ 1, 2, 3, #{}, #{ "hey": "jude" }]}
+                            };
+                            x["e"].z[4].hey
+    "#;
+
+    let mut engine = Engine::new();
+    engine.set_optimization_level(OptimizationLevel::None);
+
+    let ast = engine.compile(script).unwrap();
+
+    bench.iter(|| engine.consume_ast(&ast).unwrap());
+}
+
+#[bench]
+fn bench_eval_map_large_set(bench: &mut Bencher) {
+    let script = r#"let x = #{
+                                a:1,
+                                b:2.345,
+                                c:"hello",
+                                d: true,
+                                e: #{ x: 42, "y$@#%": (), z: [ 1, 2, 3, #{}, #{ "hey": "jude" }]}
+                            };
+                            x["e"].z[4].hey = 42;
+    "#;
+
+    let mut engine = Engine::new();
+    engine.set_optimization_level(OptimizationLevel::None);
+
+    let ast = engine.compile(script).unwrap();
+
+    bench.iter(|| engine.consume_ast(&ast).unwrap());
+}
diff --git a/benches/parsing.rs b/benches/parsing.rs
index 280b9f45..7acf47b3 100644
--- a/benches/parsing.rs
+++ b/benches/parsing.rs
@@ -42,6 +42,26 @@ fn bench_parse_full(bench: &mut Bencher) {
     bench.iter(|| engine.compile_expression(script).unwrap());
 }
 
+#[bench]
+fn bench_parse_array(bench: &mut Bencher) {
+    let script = r#"[1, 234.789, "hello", false, [ 9, 8, 7] ]"#;
+
+    let mut engine = Engine::new();
+    engine.set_optimization_level(OptimizationLevel::None);
+
+    bench.iter(|| engine.compile_expression(script).unwrap());
+}
+
+#[bench]
+fn bench_parse_map(bench: &mut Bencher) {
+    let script = r#"#{a: 1, b: 42, c: "hi", "dc%$& ": "strange", x: true, y: 123.456 }"#;
+
+    let mut engine = Engine::new();
+    engine.set_optimization_level(OptimizationLevel::None);
+
+    bench.iter(|| engine.compile_expression(script).unwrap());
+}
+
 #[bench]
 fn bench_parse_primes(bench: &mut Bencher) {
     let script = r#"