diff --git a/debug/webgl/init.js b/debug/webgl/init.js
index 8e890fbdf..8d3d648c9 100644
--- a/debug/webgl/init.js
+++ b/debug/webgl/init.js
@@ -25,11 +25,11 @@ const paramDefs = {
   //   control: '#atlas-checkbox'
   // },
   webglTexSize: {
-    default: 1024,
+    default: 2048,
     control: '#texture-size-select'
   },
   webglTexRows: {
-    default: 24,
+    default: 12,
     control: '#texture-rows-select'
   },
   webglBatchSize: {
diff --git a/src/core/renderer.js b/src/core/renderer.js
index fa1915f50..4703010b7 100644
--- a/src/core/renderer.js
+++ b/src/core/renderer.js
@@ -17,8 +17,8 @@ let rendererDefaults = util.defaults({
   webglDebug: false,
   webglDebugShowAtlases: false,
   // defaults good for mobile
-  webglTexSize: 1024,
-  webglTexRows: 24,
+  webglTexSize: 2048,
+  webglTexRows: 12,
   webglBatchSize: 2048,
   webglTexPerBatch: 14,
   webglBgColor: [255, 255, 255]