diff --git a/src/main/java/org/springframework/data/domain/Chunk.java b/src/main/java/org/springframework/data/domain/Chunk.java
index d1397ca73..8bd7f8c18 100644
--- a/src/main/java/org/springframework/data/domain/Chunk.java
+++ b/src/main/java/org/springframework/data/domain/Chunk.java
@@ -70,7 +70,7 @@ abstract class Chunk<T> implements Slice<T>, Serializable {
 	 * @see org.springframework.data.domain.Slice#getSize()
 	 */
 	public int getSize() {
-		return pageable.isPaged() ? pageable.getPageSize() : 0;
+		return pageable.isPaged() ? pageable.getPageSize() : content.size();
 	}
 
 	/*
diff --git a/src/test/java/org/springframework/data/domain/PageImplUnitTests.java b/src/test/java/org/springframework/data/domain/PageImplUnitTests.java
index ae026c4ed..60c98ffbb 100755
--- a/src/test/java/org/springframework/data/domain/PageImplUnitTests.java
+++ b/src/test/java/org/springframework/data/domain/PageImplUnitTests.java
@@ -161,4 +161,15 @@ public class PageImplUnitTests {
 		assertThat(new PageImpl<>(Collections.<String> emptyList(), PageRequest.of(1, 10), 0).getTotalElements())
 				.isEqualTo(0L);
 	}
+
+	@Test // DATACMNS-1613
+	public void usesContentLengthForSizeIfNoPageableGiven() {
+
+		Page<Integer> page = new PageImpl<>(Arrays.asList(1, 2));
+
+		assertThat(page.getSize()).isEqualTo(2);
+		assertThat(page.getTotalPages()).isEqualTo(1);
+		assertThat(page.hasPrevious()).isFalse();
+		assertThat(page.hasNext()).isFalse();
+	}
 }