diff --git a/aiohttp/client_reqrep.py b/aiohttp/client_reqrep.py
index 8e7ebbcbebe..472fa9421cd 100644
--- a/aiohttp/client_reqrep.py
+++ b/aiohttp/client_reqrep.py
@@ -43,6 +43,7 @@
 from .formdata import FormData
 from .hdrs import CONTENT_TYPE
 from .helpers import (
+    _SENTINEL,
     BaseTimerContext,
     BasicAuth,
     HeadersMixin,
@@ -104,13 +105,27 @@ class ContentDisposition:
     filename: Optional[str]
 
 
-class RequestInfo(NamedTuple):
+class _RequestInfo(NamedTuple):
     url: URL
     method: str
     headers: "CIMultiDictProxy[str]"
     real_url: URL
 
 
+class RequestInfo(_RequestInfo):
+
+    def __new__(
+        cls,
+        url: URL,
+        method: str,
+        headers: "CIMultiDictProxy[str]",
+        real_url: URL = _SENTINEL,
+    ) -> "RequestInfo":
+        return tuple.__new__(
+            cls, (url, method, headers, url if real_url is _SENTINEL else real_url)
+        )
+
+
 class Fingerprint:
     HASHFUNC_BY_DIGESTLEN = {
         16: md5,
diff --git a/tests/test_client_request.py b/tests/test_client_request.py
index d20374ee163..9ce5b0117bf 100644
--- a/tests/test_client_request.py
+++ b/tests/test_client_request.py
@@ -1544,3 +1544,31 @@ async def test_connection_key_without_proxy() -> None:
     )
     assert req.connection_key.proxy_headers_hash is None
     await req.close()
+
+
+def test_request_info_back_compat() -> None:
+    """Test RequestInfo can be created without real_url."""
+    url = URL("http://example.com")
+    other_url = URL("http://example.org")
+    assert (
+        aiohttp.RequestInfo(url=url, method="GET", headers=CIMultiDict()).real_url
+        is url
+    )
+    assert aiohttp.RequestInfo(url, "GET", CIMultiDict()).real_url is url
+    assert aiohttp.RequestInfo(url, "GET", CIMultiDict(), real_url=url).real_url is url
+    assert (
+        aiohttp.RequestInfo(url, "GET", CIMultiDict(), real_url=other_url).real_url
+        is other_url
+    )
+
+
+def test_request_info_tuple_new() -> None:
+    """Test RequestInfo must be created with real_url using tuple.__new__."""
+    url = URL("http://example.com")
+    with pytest.raises(IndexError):
+        tuple.__new__(aiohttp.RequestInfo, (url, "GET", CIMultiDict())).real_url
+
+    assert (
+        tuple.__new__(aiohttp.RequestInfo, (url, "GET", CIMultiDict(), url)).real_url
+        is url
+    )