diff --git a/src/pretix/presale/templates/pretixpresale/event/index.html b/src/pretix/presale/templates/pretixpresale/event/index.html
index c71c9607bd..5c6b7b2f9e 100644
--- a/src/pretix/presale/templates/pretixpresale/event/index.html
+++ b/src/pretix/presale/templates/pretixpresale/event/index.html
@@ -271,10 +271,11 @@
                                                 </div>
                                                 <div class="col-md-2 col-xs-6 price">
                                                     {% if var.original_price %}
-                                                        <del>{{ var.original_price|money:event.currency }}</del>
-                                                        <ins>
-                                                    {% elif item.original_price %}
-                                                        <del>{{ item.original_price|money:event.currency }}</del>
+                                                        {% if event.settings.display_net_prices %}
+                                                            <del>{{ var.original_price.net|money:event.currency }}</del>
+                                                        {% else %}
+                                                            <del>{{ var.original_price.gross|money:event.currency }}</del>
+                                                        {% endif %}
                                                         <ins>
                                                     {% endif %}
                                                     {% if item.free_price %}
@@ -386,7 +387,11 @@
                                     </div>
                                     <div class="col-md-2 col-xs-6 price">
                                         {% if item.original_price %}
-                                            <del>{{ item.original_price|money:event.currency }}</del>
+                                            {% if event.settings.display_net_prices %}
+                                                <del>{{ item.original_price.net|money:event.currency }}</del>
+                                            {% else %}
+                                                <del>{{ item.original_price.gross|money:event.currency }}</del>
+                                            {% endif %}
                                             <ins>
                                         {% endif %}
                                         {% if item.free_price %}
diff --git a/src/pretix/presale/templates/pretixpresale/event/voucher.html b/src/pretix/presale/templates/pretixpresale/event/voucher.html
index 66d420cd73..0980719f6b 100644
--- a/src/pretix/presale/templates/pretixpresale/event/voucher.html
+++ b/src/pretix/presale/templates/pretixpresale/event/voucher.html
@@ -94,10 +94,11 @@
                                             </div>
                                             <div class="col-md-2 col-xs-6 price">
                                                 {% if var.original_price %}
-                                                    <del>{{ var.original_price|money:event.currency }}</del>
-                                                    <ins>
-                                                {% elif item.original_price %}
-                                                    <del>{{ item.original_price|money:event.currency }}</del>
+                                                    {% if event.settings.display_net_prices %}
+                                                        <del>{{ var.original_price.net|money:event.currency }}</del>
+                                                    {% else %}
+                                                        <del>{{ var.original_price.gross|money:event.currency }}</del>
+                                                    {% endif %}
                                                     <ins>
                                                 {% endif %}
                                                 {% if item.free_price %}
@@ -200,7 +201,11 @@
                                 </div>
                                 <div class="col-md-2 col-xs-6 price">
                                     {% if item.original_price %}
-                                        <del>{{ item.original_price|money:event.currency }}</del>
+                                        {% if event.settings.display_net_prices %}
+                                            <del>{{ item.original_price.net|money:event.currency }}</del>
+                                        {% else %}
+                                            <del>{{ item.original_price.gross|money:event.currency }}</del>
+                                        {% endif %}
                                         <ins>
                                     {% endif %}
                                     {% if item.free_price %}
diff --git a/src/pretix/presale/views/event.py b/src/pretix/presale/views/event.py
index 268f894460..80687a8681 100644
--- a/src/pretix/presale/views/event.py
+++ b/src/pretix/presale/views/event.py
@@ -136,7 +136,13 @@ def get_grouped_items(event, subevent=None, voucher=None, channel='web'):
             item.display_price = item.tax(price, currency=event.currency, include_bundled=True)
 
             if price != original_price:
-                item.original_price = original_price
+                item.original_price = item.tax(original_price, currency=event.currency, include_bundled=True)
+            else:
+                item.original_price = (
+                    item.tax(item.original_price, currency=event.currency, include_bundled=True,
+                             base_price_is='net' if event.settings.display_net_prices else 'gross')  # backwards-compat
+                    if item.original_price else None
+                )
 
             display_add_to_cart = display_add_to_cart or item.order_max > 0
         else:
@@ -165,7 +171,13 @@ def get_grouped_items(event, subevent=None, voucher=None, channel='web'):
                 var.display_price = var.tax(price, currency=event.currency, include_bundled=True)
 
                 if price != original_price:
-                    var.original_price = original_price
+                    var.original_price = var.tax(original_price, currency=event.currency, include_bundled=True)
+                else:
+                    var.original_price = (
+                        var.tax(var.original_price or item.original_price, currency=event.currency,
+                                include_bundled=True,
+                                base_price_is='net' if event.settings.display_net_prices else 'gross')  # backwards-compat
+                    ) if var.original_price or item.original_price else None
 
                 display_add_to_cart = display_add_to_cart or var.order_max > 0
 
diff --git a/src/pretix/presale/views/widget.py b/src/pretix/presale/views/widget.py
index 625f66235d..26e74f71a4 100644
--- a/src/pretix/presale/views/widget.py
+++ b/src/pretix/presale/views/widget.py
@@ -200,7 +200,12 @@ class WidgetAPIProductList(EventListMixin, View):
                             item.cached_availability[0],
                             item.cached_availability[1] if self.request.event.settings.show_quota_left else None
                         ] if not item.has_variations else None,
-                        'original_price': item.original_price,
+                        'original_price': (
+                            (item.original_price.net
+                             if self.request.event.settings.display_net_prices
+                             else item.original_price.gross)
+                            if item.original_price else None
+                        ),
                         'variations': [
                             {
                                 'id': var.id,
@@ -208,7 +213,19 @@ class WidgetAPIProductList(EventListMixin, View):
                                 'order_max': var.order_max,
                                 'description': str(rich_text(var.description, safelinks=False)) if var.description else None,
                                 'price': price_dict(item, var.display_price),
-                                'original_price': getattr(var, 'original_price') or item.original_price,
+                                'original_price': (
+                                    (
+                                        var.original_price.net
+                                        if self.request.event.settings.display_net_prices
+                                        else var.original_price.gross
+                                    ) if var.original_price else None
+                                ) or (
+                                    (
+                                        item.original_price.net
+                                        if self.request.event.settings.display_net_prices
+                                        else item.original_price.gross
+                                    ) if item.original_price else None
+                                ),
                                 'avail': [
                                     var.cached_availability[0],
                                     var.cached_availability[1] if self.request.event.settings.show_quota_left else None