diff --git a/src/plugins/home/public/application/components/new_theme_modal.tsx b/src/plugins/home/public/application/components/new_theme_modal.tsx
index ca9f9c0ce523..e1520e3b67b1 100644
--- a/src/plugins/home/public/application/components/new_theme_modal.tsx
+++ b/src/plugins/home/public/application/components/new_theme_modal.tsx
@@ -36,7 +36,6 @@ export const NewThemeModal: FC<Props> = ({ addBasePath, onClose }) => {
     services: { application },
   } = useOpenSearchDashboards<CoreStart>();
 
-  // TODO: Finalize copy
   return (
     <EuiModal onClose={onClose}>
       <EuiModalHeader>
@@ -71,20 +70,18 @@ export const NewThemeModal: FC<Props> = ({ addBasePath, onClose }) => {
           </EuiText>
         </RedirectAppLinks>
         <EuiSpacer />
-        <EuiFlexGroup gutterSize="none">
+        <EuiFlexGroup gutterSize="s">
           <EuiFlexItem>
-            {/* TODO: Replace with actual next theme preview images. Using welcome graphics as placeholders */}
             <EuiImage
-              url={addBasePath('/plugins/home/assets/welcome_graphic_light_2x.png')}
+              url={addBasePath('/plugins/home/assets/new_theme_light.png')}
               alt={i18n.translate('home.newThemeModal.lightModeImageAltDescription', {
                 defaultMessage: 'screenshot of new theme in light mode',
               })}
             />
           </EuiFlexItem>
           <EuiFlexItem>
-            {/* TODO: Replace with actual next theme preview images. Using welcome graphics as placeholders */}
             <EuiImage
-              url={addBasePath('/plugins/home/assets/welcome_graphic_dark_2x.png')}
+              url={addBasePath('/plugins/home/assets/new_theme_dark.png')}
               alt={i18n.translate('home.newThemeModal.darkModeImageAltDescription', {
                 defaultMessage: 'screenshot of new theme in dark mode',
               })}
diff --git a/src/plugins/home/public/application/components/sample_data_set_cards.js b/src/plugins/home/public/application/components/sample_data_set_cards.js
index 0234f5f4a6e0..ee128e11ec75 100644
--- a/src/plugins/home/public/application/components/sample_data_set_cards.js
+++ b/src/plugins/home/public/application/components/sample_data_set_cards.js
@@ -201,9 +201,18 @@ export class SampleDataSetCards extends React.Component {
   };
 
   lightOrDarkImage = (sampleDataSet) => {
-    return getServices().uiSettings.get('theme:darkMode') && sampleDataSet.darkPreviewImagePath
-      ? sampleDataSet.darkPreviewImagePath
-      : sampleDataSet.previewImagePath;
+    let imagePath = sampleDataSet.previewImagePath;
+
+    if (sampleDataSet.darkPreviewImagePath && getServices().uiSettings.get('theme:darkMode')) {
+      imagePath = sampleDataSet.darkPreviewImagePath;
+    }
+
+    // For `next` theme, append `_new`
+    if (sampleDataSet.hasNewThemeImages && getServices().uiSettings.get('theme:version') !== 'v7') {
+      imagePath = imagePath.replace(/.png/, '_new.png');
+    }
+
+    return imagePath;
   };
 
   render() {
diff --git a/src/plugins/home/public/assets/new_theme_dark.png b/src/plugins/home/public/assets/new_theme_dark.png
new file mode 100644
index 000000000000..7ecfb8428eca
Binary files /dev/null and b/src/plugins/home/public/assets/new_theme_dark.png differ
diff --git a/src/plugins/home/public/assets/new_theme_light.png b/src/plugins/home/public/assets/new_theme_light.png
new file mode 100644
index 000000000000..ac97006c92a8
Binary files /dev/null and b/src/plugins/home/public/assets/new_theme_light.png differ
diff --git a/src/plugins/home/public/assets/sample_data_resources/ecommerce/dashboard_dark_new.png b/src/plugins/home/public/assets/sample_data_resources/ecommerce/dashboard_dark_new.png
new file mode 100644
index 000000000000..ae396ca71a1f
Binary files /dev/null and b/src/plugins/home/public/assets/sample_data_resources/ecommerce/dashboard_dark_new.png differ
diff --git a/src/plugins/home/public/assets/sample_data_resources/ecommerce/dashboard_new.png b/src/plugins/home/public/assets/sample_data_resources/ecommerce/dashboard_new.png
new file mode 100644
index 000000000000..591843896f82
Binary files /dev/null and b/src/plugins/home/public/assets/sample_data_resources/ecommerce/dashboard_new.png differ
diff --git a/src/plugins/home/public/assets/sample_data_resources/flights/dashboard_dark_new.png b/src/plugins/home/public/assets/sample_data_resources/flights/dashboard_dark_new.png
new file mode 100644
index 000000000000..359837a1adde
Binary files /dev/null and b/src/plugins/home/public/assets/sample_data_resources/flights/dashboard_dark_new.png differ
diff --git a/src/plugins/home/public/assets/sample_data_resources/flights/dashboard_new.png b/src/plugins/home/public/assets/sample_data_resources/flights/dashboard_new.png
new file mode 100644
index 000000000000..214607738c8a
Binary files /dev/null and b/src/plugins/home/public/assets/sample_data_resources/flights/dashboard_new.png differ
diff --git a/src/plugins/home/public/assets/sample_data_resources/logs/dashboard_dark_new.png b/src/plugins/home/public/assets/sample_data_resources/logs/dashboard_dark_new.png
new file mode 100644
index 000000000000..aea46ab5ae06
Binary files /dev/null and b/src/plugins/home/public/assets/sample_data_resources/logs/dashboard_dark_new.png differ
diff --git a/src/plugins/home/public/assets/sample_data_resources/logs/dashboard_new.png b/src/plugins/home/public/assets/sample_data_resources/logs/dashboard_new.png
new file mode 100644
index 000000000000..7d1d5ce46319
Binary files /dev/null and b/src/plugins/home/public/assets/sample_data_resources/logs/dashboard_new.png differ
diff --git a/src/plugins/home/server/services/sample_data/data_sets/ecommerce/index.ts b/src/plugins/home/server/services/sample_data/data_sets/ecommerce/index.ts
index f7c80c5e63a8..75e9ea50ff87 100644
--- a/src/plugins/home/server/services/sample_data/data_sets/ecommerce/index.ts
+++ b/src/plugins/home/server/services/sample_data/data_sets/ecommerce/index.ts
@@ -53,6 +53,7 @@ export const ecommerceSpecProvider = function (): SampleDatasetSchema {
     description: ecommerceDescription,
     previewImagePath: '/plugins/home/assets/sample_data_resources/ecommerce/dashboard.png',
     darkPreviewImagePath: '/plugins/home/assets/sample_data_resources/ecommerce/dashboard_dark.png',
+    hasNewThemeImages: true,
     overviewDashboard: DASHBOARD_ID,
     getDataSourceIntegratedDashboard: appendDataSourceId(DASHBOARD_ID),
     appLinks: initialAppLinks,
diff --git a/src/plugins/home/server/services/sample_data/data_sets/flights/index.ts b/src/plugins/home/server/services/sample_data/data_sets/flights/index.ts
index d93fd4d052ee..415d98027c4f 100644
--- a/src/plugins/home/server/services/sample_data/data_sets/flights/index.ts
+++ b/src/plugins/home/server/services/sample_data/data_sets/flights/index.ts
@@ -53,6 +53,7 @@ export const flightsSpecProvider = function (): SampleDatasetSchema {
     description: flightsDescription,
     previewImagePath: '/plugins/home/assets/sample_data_resources/flights/dashboard.png',
     darkPreviewImagePath: '/plugins/home/assets/sample_data_resources/flights/dashboard_dark.png',
+    hasNewThemeImages: true,
     overviewDashboard: DASHBOARD_ID,
     getDataSourceIntegratedDashboard: appendDataSourceId(DASHBOARD_ID),
     appLinks: initialAppLinks,
diff --git a/src/plugins/home/server/services/sample_data/data_sets/logs/index.ts b/src/plugins/home/server/services/sample_data/data_sets/logs/index.ts
index 63013b63354e..0e8eaf99d411 100644
--- a/src/plugins/home/server/services/sample_data/data_sets/logs/index.ts
+++ b/src/plugins/home/server/services/sample_data/data_sets/logs/index.ts
@@ -53,6 +53,7 @@ export const logsSpecProvider = function (): SampleDatasetSchema {
     description: logsDescription,
     previewImagePath: '/plugins/home/assets/sample_data_resources/logs/dashboard.png',
     darkPreviewImagePath: '/plugins/home/assets/sample_data_resources/logs/dashboard_dark.png',
+    hasNewThemeImages: true,
     overviewDashboard: DASHBOARD_ID,
     getDataSourceIntegratedDashboard: appendDataSourceId(DASHBOARD_ID),
     appLinks: initialAppLinks,
diff --git a/src/plugins/home/server/services/sample_data/lib/sample_dataset_registry_types.ts b/src/plugins/home/server/services/sample_data/lib/sample_dataset_registry_types.ts
index 3489b96bf751..5f6d036d6b39 100644
--- a/src/plugins/home/server/services/sample_data/lib/sample_dataset_registry_types.ts
+++ b/src/plugins/home/server/services/sample_data/lib/sample_dataset_registry_types.ts
@@ -85,6 +85,7 @@ export interface SampleDatasetSchema<T = unknown> {
   description: string;
   previewImagePath: string;
   darkPreviewImagePath: string;
+  hasNewThemeImages?: boolean;
 
   // saved object id of main dashboard for sample data set
   overviewDashboard: string;
diff --git a/src/plugins/home/server/services/sample_data/lib/sample_dataset_schema.ts b/src/plugins/home/server/services/sample_data/lib/sample_dataset_schema.ts
index d5963b7568b3..1e2951c596b9 100644
--- a/src/plugins/home/server/services/sample_data/lib/sample_dataset_schema.ts
+++ b/src/plugins/home/server/services/sample_data/lib/sample_dataset_schema.ts
@@ -71,6 +71,7 @@ export const sampleDataSchema = {
   description: Joi.string().required(),
   previewImagePath: Joi.string().required(),
   darkPreviewImagePath: Joi.string(),
+  hasNewThemeImages: Joi.boolean(),
 
   // saved object id of main dashboard for sample data set
   overviewDashboard: Joi.string().required(),
diff --git a/src/plugins/home/server/services/sample_data/routes/list.ts b/src/plugins/home/server/services/sample_data/routes/list.ts
index 0a42b073bde8..5d4b036a9ead 100644
--- a/src/plugins/home/server/services/sample_data/routes/list.ts
+++ b/src/plugins/home/server/services/sample_data/routes/list.ts
@@ -55,6 +55,7 @@ export const createListRoute = (router: IRouter, sampleDatasets: SampleDatasetSc
           description: sampleDataset.description,
           previewImagePath: sampleDataset.previewImagePath,
           darkPreviewImagePath: sampleDataset.darkPreviewImagePath,
+          hasNewThemeImages: sampleDataset.hasNewThemeImages,
           overviewDashboard: sampleDataset.getDataSourceIntegratedDashboard(dataSourceId),
           appLinks: sampleDataset.appLinks,
           defaultIndex: sampleDataset.getDataSourceIntegratedDefaultIndex(dataSourceId),