diff --git a/README.md b/README.md
index 35d2547..b692da2 100644
--- a/README.md
+++ b/README.md
@@ -204,6 +204,7 @@ But it does not mean that all `TextSpan`s have at least font size `5`.
 | `textScaleFactor`* | The number of font pixels for each logical pixel. Also affects `minFontSize`, `maxFontSize` and `presetFontSizes`. |
 | `maxLines` | An optional maximum number of lines for the text to span. |
 | `semanticsLabel`* | An alternative semantics label for this text. |
+| `groupScaleFactor` | The factor by which font should be scaled relative to the other elements in the same group. |
 
 Parameters marked with \* behave exactly the same as in `Text`
 
diff --git a/lib/src/auto_size_text.dart b/lib/src/auto_size_text.dart
index 4146caa..e48ff60 100644
--- a/lib/src/auto_size_text.dart
+++ b/lib/src/auto_size_text.dart
@@ -31,6 +31,7 @@ class AutoSizeText extends StatefulWidget {
     this.textScaleFactor,
     this.maxLines,
     this.semanticsLabel,
+    this.groupScaleFactor = 1,
   })  : assert(data != null,
             'A non-null String must be provided to a AutoSizeText widget.'),
         textSpan = null,
@@ -58,6 +59,7 @@ class AutoSizeText extends StatefulWidget {
     this.textScaleFactor,
     this.maxLines,
     this.semanticsLabel,
+    this.groupScaleFactor = 1,
   })  : assert(textSpan != null,
             'A non-null TextSpan must be provided to a AutoSizeText.rich widget.'),
         data = null,
@@ -216,6 +218,10 @@ class AutoSizeText extends StatefulWidget {
   /// ```
   final String semanticsLabel;
 
+  /// This property scales the text size of this element in the group relative
+  /// to other elements
+  final double groupScaleFactor;
+
   @override
   _AutoSizeTextState createState() => _AutoSizeTextState();
 }
@@ -264,8 +270,9 @@ class _AutoSizeTextState extends State<AutoSizeText> {
       Widget text;
 
       if (widget.group != null) {
-        widget.group._updateFontSize(this, fontSize);
-        text = _buildText(widget.group._fontSize, style, maxLines);
+        widget.group._updateFontSize(this, fontSize / widget.groupScaleFactor);
+        text = _buildText(
+            widget.group._fontSize * widget.groupScaleFactor, style, maxLines);
       } else {
         text = _buildText(fontSize, style, maxLines);
       }