diff --git a/experimental/packages/otlp-transformer/package.json b/experimental/packages/otlp-transformer/package.json
index 7570d15051..04ee4c802e 100644
--- a/experimental/packages/otlp-transformer/package.json
+++ b/experimental/packages/otlp-transformer/package.json
@@ -21,6 +21,7 @@
     "tdd": "npm run test -- --watch-extensions ts --watch",
     "test": "nyc ts-mocha -p tsconfig.json 'test/**/*.test.ts'",
     "test:browser": "karma start --single-run",
+    "test:bench": "node test/performance/benchmark/index.js | tee .benchmark-results.txt",
     "prewatch": "node ../../../scripts/version-update.js",
     "watch": "tsc --build -w tsconfig.json tsconfig.esm.json tsconfig.esnext.json",
     "peer-api-check": "node ../../../scripts/peer-api-check.js",
diff --git a/experimental/packages/otlp-transformer/test/performance/benchmark/index.js b/experimental/packages/otlp-transformer/test/performance/benchmark/index.js
new file mode 100644
index 0000000000..e110bbe784
--- /dev/null
+++ b/experimental/packages/otlp-transformer/test/performance/benchmark/index.js
@@ -0,0 +1,61 @@
+/*
+ * Copyright The OpenTelemetry Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+const Benchmark = require('benchmark');
+const { createExportTraceServiceRequest } = require('../../../build/src');
+const { BasicTracerProvider } = require('@opentelemetry/sdk-trace-base');
+
+const tracerProvider = new BasicTracerProvider();
+const tracer = tracerProvider.getTracer('test')
+
+const suite = new Benchmark.Suite();
+
+const span = createSpan();
+const spans = [];
+for (let i = 0; i < 100; i++) {
+  spans.push(createSpan());
+}
+
+suite.on('cycle', event => {
+  console.log(String(event.target));
+});
+
+suite.add('transform 1 span', function() {
+  createExportTraceServiceRequest([span]);
+});
+
+suite.add('transform 100 spans', function() {
+  createExportTraceServiceRequest(spans);
+});
+
+suite.run();
+
+function createSpan() {
+  const span = tracer.startSpan('span');
+  span.setAttribute('aaaaaaaaaaaaaaaaaaaa', 'aaaaaaaaaaaaaaaaaaaa');
+  span.setAttribute('bbbbbbbbbbbbbbbbbbbb', 'bbbbbbbbbbbbbbbbbbbb');
+  span.setAttribute('cccccccccccccccccccc', 'cccccccccccccccccccc');
+  span.setAttribute('dddddddddddddddddddd', 'dddddddddddddddddddd');
+  span.setAttribute('eeeeeeeeeeeeeeeeeeee', 'eeeeeeeeeeeeeeeeeeee');
+  span.setAttribute('ffffffffffffffffffff', 'ffffffffffffffffffff');
+  span.setAttribute('gggggggggggggggggggg', 'gggggggggggggggggggg');
+  span.setAttribute('hhhhhhhhhhhhhhhhhhhh', 'hhhhhhhhhhhhhhhhhhhh');
+  span.setAttribute('iiiiiiiiiiiiiiiiiiii', 'iiiiiiiiiiiiiiiiiiii');
+  span.setAttribute('jjjjjjjjjjjjjjjjjjjj', 'jjjjjjjjjjjjjjjjjjjj');
+  span.end();
+
+  return span;
+}
diff --git a/packages/opentelemetry-sdk-trace-base/test/performance/benchmark/BatchSpanProcessor.js b/packages/opentelemetry-sdk-trace-base/test/performance/benchmark/BatchSpanProcessor.js
new file mode 100644
index 0000000000..ccdb82d481
--- /dev/null
+++ b/packages/opentelemetry-sdk-trace-base/test/performance/benchmark/BatchSpanProcessor.js
@@ -0,0 +1,64 @@
+/*
+ * Copyright The OpenTelemetry Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+const Benchmark = require('benchmark');
+const { BasicTracerProvider, BatchSpanProcessor } = require('../../../build/src');
+const { ExportResultCode } = require('@opentelemetry/core');
+
+class NoopExporter  {
+  export(spans, resultCallback) {
+    setTimeout(() => resultCallback({ code: ExportResultCode.SUCCESS }), 0);
+  }
+
+  shutdown() {
+    return this.forceFlush();
+  }
+
+  forceFlush() {
+    return Promise.resolve();
+  }
+}
+
+function createSpan() {
+  const span = tracer.startSpan('span');
+  span.setAttribute('aaaaaaaaaaaaaaaaaaaa', 'aaaaaaaaaaaaaaaaaaaa');
+  span.setAttribute('bbbbbbbbbbbbbbbbbbbb', 'aaaaaaaaaaaaaaaaaaaa');
+  span.setAttribute('cccccccccccccccccccc', 'aaaaaaaaaaaaaaaaaaaa');
+  span.setAttribute('dddddddddddddddddddd', 'aaaaaaaaaaaaaaaaaaaa');
+  span.setAttribute('eeeeeeeeeeeeeeeeeeee', 'aaaaaaaaaaaaaaaaaaaa');
+  span.setAttribute('ffffffffffffffffffff', 'aaaaaaaaaaaaaaaaaaaa');
+  span.setAttribute('gggggggggggggggggggg', 'aaaaaaaaaaaaaaaaaaaa');
+  span.setAttribute('hhhhhhhhhhhhhhhhhhhh', 'aaaaaaaaaaaaaaaaaaaa');
+  span.setAttribute('iiiiiiiiiiiiiiiiiiii', 'aaaaaaaaaaaaaaaaaaaa');
+  span.setAttribute('jjjjjjjjjjjjjjjjjjjj', 'aaaaaaaaaaaaaaaaaaaa');
+  span.end();
+}
+
+const tracerProvider = new BasicTracerProvider();
+tracerProvider.addSpanProcessor(new BatchSpanProcessor(new NoopExporter()));
+const tracer = tracerProvider.getTracer('test')
+
+const suite = new Benchmark.Suite('BatchSpanProcessor');
+
+suite.on('cycle', event => {
+  console.log(String(event.target));
+});
+
+suite.add('BatchSpanProcessor process span', function() {
+  createSpan();
+});
+
+suite.run();
diff --git a/packages/opentelemetry-sdk-trace-base/test/performance/benchmark/index.js b/packages/opentelemetry-sdk-trace-base/test/performance/benchmark/index.js
index 83558ea01f..1307732495 100644
--- a/packages/opentelemetry-sdk-trace-base/test/performance/benchmark/index.js
+++ b/packages/opentelemetry-sdk-trace-base/test/performance/benchmark/index.js
@@ -15,3 +15,4 @@
  */
 
 require('./span');
+require('./BatchSpanProcessor');
diff --git a/packages/opentelemetry-sdk-trace-base/test/performance/benchmark/span.js b/packages/opentelemetry-sdk-trace-base/test/performance/benchmark/span.js
index ac978a6140..851123c392 100644
--- a/packages/opentelemetry-sdk-trace-base/test/performance/benchmark/span.js
+++ b/packages/opentelemetry-sdk-trace-base/test/performance/benchmark/span.js
@@ -38,6 +38,7 @@ suite.add('create spans (10 attributes)', function() {
   span.setAttribute('hhhhhhhhhhhhhhhhhhhh', 'aaaaaaaaaaaaaaaaaaaa');
   span.setAttribute('iiiiiiiiiiiiiiiiiiii', 'aaaaaaaaaaaaaaaaaaaa');
   span.setAttribute('jjjjjjjjjjjjjjjjjjjj', 'aaaaaaaaaaaaaaaaaaaa');
+  span.end();
 });
 
 suite.run();