diff --git a/autotests/configs/multipleoutput.json b/autotests/configs/multipleoutput.json
--- a/autotests/configs/multipleoutput.json
+++ b/autotests/configs/multipleoutput.json
@@ -119,6 +119,7 @@
                 "width" : 1920,
                 "height" : 1080
             },
+            "scale" : 1.4,
             "currentModeId" : 4,
             "preferredModes" : [4],
             "rotation" : 1,
diff --git a/autotests/testscreenconfig.cpp b/autotests/testscreenconfig.cpp
--- a/autotests/testscreenconfig.cpp
+++ b/autotests/testscreenconfig.cpp
@@ -109,6 +109,7 @@
     QCOMPARE(output->currentModeId(), QLatin1String("3"));
     QCOMPARE(output->preferredModeId(), QLatin1String("3"));
     QCOMPARE(output->rotation(), Output::None);
+    QCOMPARE(output->scale(), 1.0);
     QCOMPARE(output->isConnected(), true);
     QCOMPARE(output->isEnabled(), true);
     QCOMPARE(output->isPrimary(), true);
@@ -159,6 +160,7 @@
     QCOMPARE(output->currentModeId(), QLatin1String("4"));
     QCOMPARE(output->preferredModeId(), QLatin1String("4"));
     QCOMPARE(output->rotation(), Output::None);
+    QCOMPARE(output->scale(), 1.4);
     QCOMPARE(output->isConnected(), true);
     QCOMPARE(output->isEnabled(), true);
     QCOMPARE(output->isPrimary(), false);
diff --git a/backends/fake/parser.cpp b/backends/fake/parser.cpp
--- a/backends/fake/parser.cpp
+++ b/backends/fake/parser.cpp
@@ -189,6 +189,12 @@
         map.remove(QLatin1Literal("size"));
     }
 
+    if (map.contains("scale")) {
+        qDebug() << "Scale found:" << map["scale"].toReal();
+        output->setScale(map["scale"].toReal());
+        map.remove(QLatin1Literal("size"));
+    }
+
     //Remove some extra properties that we do not want or need special treatment
     map.remove(QLatin1Literal("edid"));
 
diff --git a/src/output.h b/src/output.h
--- a/src/output.h
+++ b/src/output.h
@@ -58,6 +58,8 @@
         Q_PROPERTY(QList<int> clones READ clones WRITE setClones NOTIFY clonesChanged)
         Q_PROPERTY(KScreen::Edid* edid READ edid CONSTANT)
         Q_PROPERTY(QSize sizeMm READ sizeMm CONSTANT)
+        Q_PROPERTY(qreal scale READ scale WRITE setScale NOTIFY scaleChanged)
+
 
         enum Type {
             Unknown,
@@ -192,6 +194,23 @@
          */
         QRect geometry() const;
 
+        /**
+         * returns the scaling factor to use for this output
+         *
+         * @since 5.9
+         */
+        qreal scale() const;
+
+        /**
+         * Set the scaling factor for this output.
+         *
+         * @arg factor Scale factor to use for this output, the backend may or may not
+         * be able to deal with non-integer values, in that case, the factor gets rounded.
+         *
+         * @since 5.9
+         */
+        void setScale(qreal factor);
+
         void apply(const OutputPtr &other);
     Q_SIGNALS:
         void outputChanged();
@@ -203,6 +222,7 @@
         void isEnabledChanged();
         void isPrimaryChanged();
         void clonesChanged();
+        void scaleChanged();
 
         /** The mode list changed.
          *
diff --git a/src/output.cpp b/src/output.cpp
--- a/src/output.cpp
+++ b/src/output.cpp
@@ -37,6 +37,7 @@
         id(0),
         type(Unknown),
         rotation(None),
+        scale(1.0),
         connected(false),
         enabled(false),
         primary(false),
@@ -56,6 +57,7 @@
         pos(other.pos),
         size(other.size),
         rotation(other.rotation),
+        scale(other.scale),
         connected(other.connected),
         enabled(other.enabled),
         primary(other.primary)
@@ -84,6 +86,7 @@
     QPoint pos;
     QSize size;
     Rotation rotation;
+    qreal scale;
     bool connected;
     bool enabled;
     bool primary;
@@ -377,6 +380,20 @@
     Q_EMIT rotationChanged();
 }
 
+qreal Output::scale() const
+{
+    return d->scale;
+}
+
+void Output::setScale(qreal factor)
+{
+    if (d->scale == factor) {
+        return;
+    }
+    d->scale = factor;
+    emit scaleChanged();
+}
+
 bool Output::isConnected() const
 {
     return d->connected;