diff --git a/src/modules/activities/components/CreateEventDialog.vue b/src/modules/activities/components/CreateEventDialog.vue
index 1855049..dd5ab5f 100644
--- a/src/modules/activities/components/CreateEventDialog.vue
+++ b/src/modules/activities/components/CreateEventDialog.vue
@@ -396,7 +396,6 @@ const handleOpenChange = (open: boolean) => {
               :show-primary-button="false"
               :disabled="isLoading"
               :allow-camera="true"
-              :compress="true"
               placeholder="Add a poster or banner"
             />
           </div>
diff --git a/src/modules/base/components/ImageUpload.vue b/src/modules/base/components/ImageUpload.vue
index 71f96af..228e7ec 100644
--- a/src/modules/base/components/ImageUpload.vue
+++ b/src/modules/base/components/ImageUpload.vue
@@ -176,9 +176,10 @@ const props = defineProps<{
   placeholder?: string
   allowCamera?: boolean
   /**
-   * Client-side resize + re-encode before upload. Pass `true` for the
-   * service defaults (1920px max edge, WebP, ~1MB target), or an object
-   * to tune individual knobs.
+   * Client-side resize + re-encode before upload. Default-on with the
+   * service defaults (1920px max edge, WebP, ~1MB target). Pass an
+   * object to tune individual knobs, or `false` to upload the original
+   * untouched.
    */
   compress?: boolean | CompressOptions
 }>()
diff --git a/src/modules/base/services/ImageUploadService.ts b/src/modules/base/services/ImageUploadService.ts
index d045a11..2063ce3 100644
--- a/src/modules/base/services/ImageUploadService.ts
+++ b/src/modules/base/services/ImageUploadService.ts
@@ -34,7 +34,9 @@ export interface ImageUploadOptions {
   maxSizeMB?: number
   acceptedTypes?: string[]
   generateThumbnail?: boolean
-  /** Enable client-side resize + re-encode before upload. */
+  /** Client-side resize + re-encode before upload. Default `true` with
+   *  default knobs (1920 px, WebP, ~1 MB). Pass an object to tune knobs
+   *  or `false` to upload the original untouched. */
   compress?: boolean | CompressOptions
 }
 
@@ -333,7 +335,9 @@ export class ImageUploadService extends BaseService {
    * JPEG if the browser can't encode WebP.
    */
   private async maybeCompress(file: File, options: ImageUploadOptions): Promise<File> {
-    if (!options.compress) return file
+    // Default-on: undefined / true → compress with default knobs;
+    // object → compress with merged knobs; false → skip entirely.
+    if (options.compress === false) return file
 
     const opts: Required<CompressOptions> = {
       ...DEFAULT_COMPRESS,
diff --git a/src/modules/market/components/CreateProductDialog.vue b/src/modules/market/components/CreateProductDialog.vue
index 17d536d..dd5b505 100644
--- a/src/modules/market/components/CreateProductDialog.vue
+++ b/src/modules/market/components/CreateProductDialog.vue
@@ -136,7 +136,6 @@
               :show-primary-button="true"
               :disabled="isCreating"
               :allow-camera="true"
-              :compress="true"
               placeholder="Add product photos"
             />
             <FormMessage />