diff --git a/doc/classes/NavigationMesh.xml b/doc/classes/NavigationMesh.xml
index bcf2cfc5073..bee459273b1 100644
--- a/doc/classes/NavigationMesh.xml
+++ b/doc/classes/NavigationMesh.xml
@@ -73,25 +73,25 @@
 		</method>
 	</methods>
 	<members>
-		<member name="agent/height" type="float" setter="set_agent_height" getter="get_agent_height" default="2.0">
+		<member name="agent/height" type="float" setter="set_agent_height" getter="get_agent_height" default="1.5">
 			The minimum floor to ceiling height that will still allow the floor area to be considered walkable.
 			[b]Note:[/b] While baking, this value will be rounded up to the nearest multiple of [member cell/height].
 		</member>
-		<member name="agent/max_climb" type="float" setter="set_agent_max_climb" getter="get_agent_max_climb" default="0.9">
+		<member name="agent/max_climb" type="float" setter="set_agent_max_climb" getter="get_agent_max_climb" default="0.25">
 			The minimum ledge height that is considered to still be traversable.
 			[b]Note:[/b] While baking, this value will be rounded down to the nearest multiple of [member cell/height].
 		</member>
 		<member name="agent/max_slope" type="float" setter="set_agent_max_slope" getter="get_agent_max_slope" default="45.0">
 			The maximum slope that is considered walkable, in degrees.
 		</member>
-		<member name="agent/radius" type="float" setter="set_agent_radius" getter="get_agent_radius" default="1.0">
+		<member name="agent/radius" type="float" setter="set_agent_radius" getter="get_agent_radius" default="0.5">
 			The distance to erode/shrink the walkable area of the heightfield away from obstructions.
 			[b]Note:[/b] While baking, this value will be rounded up to the nearest multiple of [member cell/size].
 		</member>
-		<member name="cell/height" type="float" setter="set_cell_height" getter="get_cell_height" default="0.2">
+		<member name="cell/height" type="float" setter="set_cell_height" getter="get_cell_height" default="0.25">
 			The Y axis cell size to use for fields.
 		</member>
-		<member name="cell/size" type="float" setter="set_cell_size" getter="get_cell_size" default="0.3">
+		<member name="cell/size" type="float" setter="set_cell_size" getter="get_cell_size" default="0.25">
 			The XZ plane cell size to use for fields.
 		</member>
 		<member name="detail/sample_distance" type="float" setter="set_detail_sample_distance" getter="get_detail_sample_distance" default="6.0">
@@ -137,7 +137,7 @@
 			Any regions with a size smaller than this will be merged with larger regions if possible.
 			[b]Note:[/b] This value will be squared to calculate the number of cells. For example, a value of 20 will set the number of cells to 400.
 		</member>
-		<member name="region/min_size" type="float" setter="set_region_min_size" getter="get_region_min_size" default="8.0">
+		<member name="region/min_size" type="float" setter="set_region_min_size" getter="get_region_min_size" default="2.0">
 			The minimum size of a region for it to be created.
 			[b]Note:[/b] This value will be squared to calculate the minimum number of cells allowed to form isolated island areas. For example, a value of 8 will set the number of cells to 64.
 		</member>
diff --git a/scene/resources/navigation_mesh.cpp b/scene/resources/navigation_mesh.cpp
index dd0a8472a46..8353973fb92 100644
--- a/scene/resources/navigation_mesh.cpp
+++ b/scene/resources/navigation_mesh.cpp
@@ -492,12 +492,12 @@ void NavigationMesh::_bind_methods() {
 	ADD_PROPERTY(PropertyInfo(Variant::INT, "geometry/source_geometry_mode", PROPERTY_HINT_ENUM, "Navmesh Children, Group With Children, Group Explicit"), "set_source_geometry_mode", "get_source_geometry_mode");
 	ADD_PROPERTY(PropertyInfo(Variant::STRING, "geometry/source_group_name"), "set_source_group_name", "get_source_group_name");
 
-	ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "cell/size", PROPERTY_HINT_RANGE, "0.1,1.0,0.01,or_greater"), "set_cell_size", "get_cell_size");
-	ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "cell/height", PROPERTY_HINT_RANGE, "0.1,1.0,0.01,or_greater"), "set_cell_height", "get_cell_height");
-	ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "agent/height", PROPERTY_HINT_RANGE, "0.1,5.0,0.01,or_greater"), "set_agent_height", "get_agent_height");
-	ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "agent/radius", PROPERTY_HINT_RANGE, "0.1,5.0,0.01,or_greater"), "set_agent_radius", "get_agent_radius");
-	ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "agent/max_climb", PROPERTY_HINT_RANGE, "0.1,5.0,0.01,or_greater"), "set_agent_max_climb", "get_agent_max_climb");
-	ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "agent/max_slope", PROPERTY_HINT_RANGE, "0.0,90.0,0.1"), "set_agent_max_slope", "get_agent_max_slope");
+	ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "cell/size", PROPERTY_HINT_RANGE, "0.01,500.0,0.01,or_greater"), "set_cell_size", "get_cell_size");
+	ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "cell/height", PROPERTY_HINT_RANGE, "0.01,500.0,0.01,or_greater"), "set_cell_height", "get_cell_height");
+	ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "agent/height", PROPERTY_HINT_RANGE, "0.0,500.0,0.01,or_greater"), "set_agent_height", "get_agent_height");
+	ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "agent/radius", PROPERTY_HINT_RANGE, "0.0,500.0,0.01,or_greater"), "set_agent_radius", "get_agent_radius");
+	ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "agent/max_climb", PROPERTY_HINT_RANGE, "0.0,500.0,0.01,or_greater"), "set_agent_max_climb", "get_agent_max_climb");
+	ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "agent/max_slope", PROPERTY_HINT_RANGE, "0.02,90.0,0.01"), "set_agent_max_slope", "get_agent_max_slope");
 	ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "region/min_size", PROPERTY_HINT_RANGE, "0.0,150.0,0.01,or_greater"), "set_region_min_size", "get_region_min_size");
 	ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "region/merge_size", PROPERTY_HINT_RANGE, "0.0,150.0,0.01,or_greater"), "set_region_merge_size", "get_region_merge_size");
 	ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "edge/max_length", PROPERTY_HINT_RANGE, "0.0,50.0,0.01,or_greater"), "set_edge_max_length", "get_edge_max_length");
diff --git a/scene/resources/navigation_mesh.h b/scene/resources/navigation_mesh.h
index 4d8611c3c9c..449e6f2dff8 100644
--- a/scene/resources/navigation_mesh.h
+++ b/scene/resources/navigation_mesh.h
@@ -88,13 +88,13 @@ public:
 	};
 
 protected:
-	float cell_size = 0.3f;
-	float cell_height = 0.2f;
-	float agent_height = 2.0f;
-	float agent_radius = 1.0f;
-	float agent_max_climb = 0.9f;
+	float cell_size = 0.25f;
+	float cell_height = 0.25f;
+	float agent_height = 1.5f;
+	float agent_radius = 0.5f;
+	float agent_max_climb = 0.25f;
 	float agent_max_slope = 45.0f;
-	float region_min_size = 8.0f;
+	float region_min_size = 2.0f;
 	float region_merge_size = 20.0f;
 	float edge_max_length = 12.0f;
 	float edge_max_error = 1.3f;