diff --git a/src/Transport.ts b/src/Transport.ts
index 22df033..190b35e 100644
--- a/src/Transport.ts
+++ b/src/Transport.ts
@@ -351,7 +351,7 @@ export default class Transport {
       context: null,
       request: {
         params: connectionParams,
-        options: options,
+        options,
         id: options.id ?? this[kGenerateRequestId](params, options)
       },
       name: this[kName],
@@ -557,8 +557,18 @@ export default class Transport {
           body = await unzip(body)
         }
 
-        const isVectorTile = (headers['content-type'] ?? '').includes('application/vnd.mapbox-vector-tile')
-        if (Buffer.isBuffer(body) && !isVectorTile) {
+        const binaryTypes = [
+          'application/vnd.mapbox-vector-tile',
+          'application/vnd.apache.arrow.stream',
+          'application/vnd.elasticsearch+arrow+stream',
+          'application/smile',
+          'application/vnd.elasticsearch+smile',
+          'application/cbor',
+          'application/vnd.elasticsearch+cbor'
+        ]
+        const contentType = headers['content-type'] ?? ''
+        const isBinary = binaryTypes.map(type => contentType.includes(type)).includes(true)
+        if (Buffer.isBuffer(body) && !isBinary) {
           body = body.toString()
         }
 
diff --git a/test/unit/transport.test.ts b/test/unit/transport.test.ts
index 7076798..23c289f 100644
--- a/test/unit/transport.test.ts
+++ b/test/unit/transport.test.ts
@@ -1873,6 +1873,174 @@ test('Compressed mapbox vector tile', async t => {
   t.same(body.toString('base64'), Buffer.from(mvtContent, 'base64').toString('base64'))
 })
 
+test('Support Apache Arrow content-type / 1', async t => {
+   t.plan(1)
+   const binaryContent = 'GoMCCgRtZXRhEikSFAAAAQACAQMBBAAFAgYDBwAIBAkAGAMiDwkAgEAagEAAAP8//z8ADxoOX3NoYXJkcy5mYWlsZWQaD19zaGFyZHMuc2tpcHBlZBoSX3NoYXJkcy5zdWNjZXNzZnVsGg1fc2hhcmRzLnRvdGFsGhlhZ2dyZWdhdGlvbnMuX2NvdW50LmNvdW50GhdhZ2dyZWdhdGlvbnMuX2NvdW50LnN1bRoTaGl0cy50b3RhbC5yZWxhdGlvbhoQaGl0cy50b3RhbC52YWx1ZRoJdGltZWRfb3V0GgR0b29rIgIwACICMAIiCRkAAAAAAAAAACIECgJlcSICOAAogCB4Ag=='
+
+  const Conn = buildMockConnection({
+    onRequest(opts: ConnectionRequestParams) {
+      return {
+        body: Buffer.from(binaryContent, 'base64'),
+        statusCode: 200,
+        headers: {
+          'content-type': 'application/vnd.elasticsearch+arrow+stream'
+        }
+      }
+    }
+  })
+
+  const pool = new WeightedConnectionPool({ Connection: Conn })
+  pool.addConnection('http://localhost:9200')
+
+  const transport = new Transport({ connectionPool: pool })
+
+  const body = await transport.request<Buffer>({
+    method: 'GET',
+    path: '/_query'
+  })
+  t.same(body.toString('base64'), Buffer.from(binaryContent, 'base64').toString('base64'))
+})
+
+test('Support Apache Arrow content-type / 2', async t => {
+   t.plan(1)
+   const binaryContent = 'GoMCCgRtZXRhEikSFAAAAQACAQMBBAAFAgYDBwAIBAkAGAMiDwkAgEAagEAAAP8//z8ADxoOX3NoYXJkcy5mYWlsZWQaD19zaGFyZHMuc2tpcHBlZBoSX3NoYXJkcy5zdWNjZXNzZnVsGg1fc2hhcmRzLnRvdGFsGhlhZ2dyZWdhdGlvbnMuX2NvdW50LmNvdW50GhdhZ2dyZWdhdGlvbnMuX2NvdW50LnN1bRoTaGl0cy50b3RhbC5yZWxhdGlvbhoQaGl0cy50b3RhbC52YWx1ZRoJdGltZWRfb3V0GgR0b29rIgIwACICMAIiCRkAAAAAAAAAACIECgJlcSICOAAogCB4Ag=='
+
+  const Conn = buildMockConnection({
+    onRequest(opts: ConnectionRequestParams) {
+      return {
+        body: Buffer.from(binaryContent, 'base64'),
+        statusCode: 200,
+        headers: {
+          'content-type': 'application/vnd.apache.arrow.stream'
+        }
+      }
+    }
+  })
+
+  const pool = new WeightedConnectionPool({ Connection: Conn })
+  pool.addConnection('http://localhost:9200')
+
+  const transport = new Transport({ connectionPool: pool })
+
+  const body = await transport.request<Buffer>({
+    method: 'GET',
+    path: '/_query'
+  })
+  t.same(body.toString('base64'), Buffer.from(binaryContent, 'base64').toString('base64'))
+})
+
+test('Support CBOR content-type / 1', async t => {
+   t.plan(1)
+   const binaryContent = 'GoMCCgRtZXRhEikSFAAAAQACAQMBBAAFAgYDBwAIBAkAGAMiDwkAgEAagEAAAP8//z8ADxoOX3NoYXJkcy5mYWlsZWQaD19zaGFyZHMuc2tpcHBlZBoSX3NoYXJkcy5zdWNjZXNzZnVsGg1fc2hhcmRzLnRvdGFsGhlhZ2dyZWdhdGlvbnMuX2NvdW50LmNvdW50GhdhZ2dyZWdhdGlvbnMuX2NvdW50LnN1bRoTaGl0cy50b3RhbC5yZWxhdGlvbhoQaGl0cy50b3RhbC52YWx1ZRoJdGltZWRfb3V0GgR0b29rIgIwACICMAIiCRkAAAAAAAAAACIECgJlcSICOAAogCB4Ag=='
+
+  const Conn = buildMockConnection({
+    onRequest(opts: ConnectionRequestParams) {
+      return {
+        body: Buffer.from(binaryContent, 'base64'),
+        statusCode: 200,
+        headers: {
+          'content-type': 'application/cbor'
+        }
+      }
+    }
+  })
+
+  const pool = new WeightedConnectionPool({ Connection: Conn })
+  pool.addConnection('http://localhost:9200')
+
+  const transport = new Transport({ connectionPool: pool })
+
+  const body = await transport.request<Buffer>({
+    method: 'GET',
+    path: '/_query'
+  })
+  t.same(body.toString('base64'), Buffer.from(binaryContent, 'base64').toString('base64'))
+})
+
+test('Support CBOR content-type / 2', async t => {
+   t.plan(1)
+   const binaryContent = 'GoMCCgRtZXRhEikSFAAAAQACAQMBBAAFAgYDBwAIBAkAGAMiDwkAgEAagEAAAP8//z8ADxoOX3NoYXJkcy5mYWlsZWQaD19zaGFyZHMuc2tpcHBlZBoSX3NoYXJkcy5zdWNjZXNzZnVsGg1fc2hhcmRzLnRvdGFsGhlhZ2dyZWdhdGlvbnMuX2NvdW50LmNvdW50GhdhZ2dyZWdhdGlvbnMuX2NvdW50LnN1bRoTaGl0cy50b3RhbC5yZWxhdGlvbhoQaGl0cy50b3RhbC52YWx1ZRoJdGltZWRfb3V0GgR0b29rIgIwACICMAIiCRkAAAAAAAAAACIECgJlcSICOAAogCB4Ag=='
+
+  const Conn = buildMockConnection({
+    onRequest(opts: ConnectionRequestParams) {
+      return {
+        body: Buffer.from(binaryContent, 'base64'),
+        statusCode: 200,
+        headers: {
+          'content-type': 'application/application/vnd.elasticsearch+cbor'
+        }
+      }
+    }
+  })
+
+  const pool = new WeightedConnectionPool({ Connection: Conn })
+  pool.addConnection('http://localhost:9200')
+
+  const transport = new Transport({ connectionPool: pool })
+
+  const body = await transport.request<Buffer>({
+    method: 'GET',
+    path: '/_query'
+  })
+  t.same(body.toString('base64'), Buffer.from(binaryContent, 'base64').toString('base64'))
+})
+
+test('Support Smile content-type / 1', async t => {
+   t.plan(1)
+   const binaryContent = 'GoMCCgRtZXRhEikSFAAAAQACAQMBBAAFAgYDBwAIBAkAGAMiDwkAgEAagEAAAP8//z8ADxoOX3NoYXJkcy5mYWlsZWQaD19zaGFyZHMuc2tpcHBlZBoSX3NoYXJkcy5zdWNjZXNzZnVsGg1fc2hhcmRzLnRvdGFsGhlhZ2dyZWdhdGlvbnMuX2NvdW50LmNvdW50GhdhZ2dyZWdhdGlvbnMuX2NvdW50LnN1bRoTaGl0cy50b3RhbC5yZWxhdGlvbhoQaGl0cy50b3RhbC52YWx1ZRoJdGltZWRfb3V0GgR0b29rIgIwACICMAIiCRkAAAAAAAAAACIECgJlcSICOAAogCB4Ag=='
+
+  const Conn = buildMockConnection({
+    onRequest(opts: ConnectionRequestParams) {
+      return {
+        body: Buffer.from(binaryContent, 'base64'),
+        statusCode: 200,
+        headers: {
+          'content-type': 'application/smile'
+        }
+      }
+    }
+  })
+
+  const pool = new WeightedConnectionPool({ Connection: Conn })
+  pool.addConnection('http://localhost:9200')
+
+  const transport = new Transport({ connectionPool: pool })
+
+  const body = await transport.request<Buffer>({
+    method: 'GET',
+    path: '/_query'
+  })
+  t.same(body.toString('base64'), Buffer.from(binaryContent, 'base64').toString('base64'))
+})
+
+test('Support Smile content-type / 2', async t => {
+   t.plan(1)
+   const binaryContent = 'GoMCCgRtZXRhEikSFAAAAQACAQMBBAAFAgYDBwAIBAkAGAMiDwkAgEAagEAAAP8//z8ADxoOX3NoYXJkcy5mYWlsZWQaD19zaGFyZHMuc2tpcHBlZBoSX3NoYXJkcy5zdWNjZXNzZnVsGg1fc2hhcmRzLnRvdGFsGhlhZ2dyZWdhdGlvbnMuX2NvdW50LmNvdW50GhdhZ2dyZWdhdGlvbnMuX2NvdW50LnN1bRoTaGl0cy50b3RhbC5yZWxhdGlvbhoQaGl0cy50b3RhbC52YWx1ZRoJdGltZWRfb3V0GgR0b29rIgIwACICMAIiCRkAAAAAAAAAACIECgJlcSICOAAogCB4Ag=='
+
+  const Conn = buildMockConnection({
+    onRequest(opts: ConnectionRequestParams) {
+      return {
+        body: Buffer.from(binaryContent, 'base64'),
+        statusCode: 200,
+        headers: {
+          'content-type': 'application/vnd.elasticsearch+smile'
+        }
+      }
+    }
+  })
+
+  const pool = new WeightedConnectionPool({ Connection: Conn })
+  pool.addConnection('http://localhost:9200')
+
+  const transport = new Transport({ connectionPool: pool })
+
+  const body = await transport.request<Buffer>({
+    method: 'GET',
+    path: '/_query'
+  })
+  t.same(body.toString('base64'), Buffer.from(binaryContent, 'base64').toString('base64'))
+})
+
 test('maxResponseSize request option', async t => {
   const Conn = buildMockConnection({
     onRequest(opts: ConnectionRequestParams): { body: any, statusCode: number, headers: http.IncomingHttpHeaders } {