diff --git a/js/BVH_Model_Instancing.js b/js/BVH_Model_Instancing.js
index b878b5b6..34f5f45e 100644
--- a/js/BVH_Model_Instancing.js
+++ b/js/BVH_Model_Instancing.js
@@ -344,7 +344,7 @@ function initSceneData()
 	cameraFlightSpeed = 60;
 
 	// pixelRatio is resolution - range: 0.5(half resolution) to 1.0(full resolution)
-	pixelRatio = mouseControl ? 0.5 : 0.5; // less demanding on battery-powered mobile devices
+	pixelRatio = mouseControl ? 0.75 : 0.5; // less demanding on battery-powered mobile devices
 	
 	EPS_intersect = 0.001;