diff --git a/frontend/src/app/components/block-sizes-weights-graph/block-sizes-weights-graph.component.ts b/frontend/src/app/components/block-sizes-weights-graph/block-sizes-weights-graph.component.ts
index bc3c642db..7ad147b28 100644
--- a/frontend/src/app/components/block-sizes-weights-graph/block-sizes-weights-graph.component.ts
+++ b/frontend/src/app/components/block-sizes-weights-graph/block-sizes-weights-graph.component.ts
@@ -90,6 +90,7 @@ export class BlockSizesWeightsGraphComponent implements OnInit {
                 this.prepareChartOptions({
                   sizes: data.sizes.map(val => [val.timestamp * 1000, val.avgSize / 1000000, val.avgHeight]),
                   weights: data.weights.map(val => [val.timestamp * 1000, val.avgWeight / 1000000, val.avgHeight]),
+                  sizePerWeight: data.weights.map((val, i) => [val.timestamp * 1000, data.sizes[i].avgSize / (val.avgWeight / 4), val.avgHeight]),
                 });
                 this.isLoading = false;
               }),
@@ -124,6 +125,7 @@ export class BlockSizesWeightsGraphComponent implements OnInit {
       color: [
         '#FDD835',
         '#D81B60',
+        '#14EDF5',
       ],
       grid: {
         top: 30,
@@ -153,6 +155,8 @@ export class BlockSizesWeightsGraphComponent implements OnInit {
               tooltip += `${tick.marker} ${tick.seriesName}: ${formatNumber(tick.data[1], this.locale, '1.2-2')} MB`;
             } else if (tick.seriesIndex === 1) { // Weight
               tooltip += `${tick.marker} ${tick.seriesName}: ${formatNumber(tick.data[1], this.locale, '1.2-2')} MWU`;
+            } else if (tick.seriesIndex === 2) { // Size per weight
+              tooltip += `${tick.marker} ${tick.seriesName}: ${formatNumber(tick.data[1], this.locale, '1.2-2')} B/vB`;
             }
             tooltip += `<br>`;
           }
@@ -192,10 +196,19 @@ export class BlockSizesWeightsGraphComponent implements OnInit {
             },
             icon: 'roundRect',
           },
+          {
+            name: $localize`Size per weight`,
+            inactiveColor: 'rgb(110, 112, 121)',
+            textStyle: {
+              color: 'white',
+            },
+            icon: 'roundRect',
+          },
         ],
         selected: JSON.parse(this.storageService.getValue('sizes_weights_legend'))  ?? {
           'Size': true,
           'Weight': true,
+          'Size per weight': true,
         }
       },
       yAxis: data.sizes.length === 0 ? undefined : [
@@ -262,6 +275,18 @@ export class BlockSizesWeightsGraphComponent implements OnInit {
           lineStyle: {
             width: 2,
           }
+        },
+        {
+          zlevel: 1,
+          yAxisIndex: 0,
+          name: $localize`Size per weight`,
+          showSymbol: false,
+          symbol: 'none',
+          data: data.sizePerWeight,
+          type: 'line',
+          lineStyle: {
+            width: 2,
+          }
         }
       ],
       dataZoom: [{
diff --git a/frontend/src/app/interfaces/node-api.interface.ts b/frontend/src/app/interfaces/node-api.interface.ts
index c35eb8098..c11cb5828 100644
--- a/frontend/src/app/interfaces/node-api.interface.ts
+++ b/frontend/src/app/interfaces/node-api.interface.ts
@@ -151,6 +151,19 @@ export interface RewardStats {
   totalTx: number;
 }
 
+export interface BlockSizesAndWeights {
+  sizes: {
+    timestamp: number;
+    avgHeight: number;
+    avgSize: number;
+  }[];
+  weights: {
+    timestamp: number;
+    avgHeight: number;
+    avgWeight: number;
+  }[];
+}
+
 export interface AuditScore {
   hash: string;
   matchRate?: number;
diff --git a/frontend/src/app/services/api.service.ts b/frontend/src/app/services/api.service.ts
index 6eff41f61..04b2b72e2 100644
--- a/frontend/src/app/services/api.service.ts
+++ b/frontend/src/app/services/api.service.ts
@@ -1,7 +1,7 @@
 import { Injectable } from '@angular/core';
-import { HttpClient, HttpParams } from '@angular/common/http';
+import { HttpClient, HttpParams, HttpResponse } from '@angular/common/http';
 import { CpfpInfo, OptimizedMempoolStats, AddressInformation, LiquidPegs, ITranslators,
-  PoolStat, BlockExtended, TransactionStripped, RewardStats, AuditScore } from '../interfaces/node-api.interface';
+  PoolStat, BlockExtended, TransactionStripped, RewardStats, AuditScore, BlockSizesAndWeights } from '../interfaces/node-api.interface';
 import { Observable } from 'rxjs';
 import { StateService } from './state.service';
 import { WebsocketResponse } from '../interfaces/websocket.interface';
@@ -222,8 +222,8 @@ export class ApiService {
     );
   }
 
-  getHistoricalBlockSizesAndWeights$(interval: string | undefined) : Observable<any> {
-    return this.httpClient.get<any[]>(
+  getHistoricalBlockSizesAndWeights$(interval: string | undefined) : Observable<HttpResponse<BlockSizesAndWeights>> {
+    return this.httpClient.get<BlockSizesAndWeights>(
       this.apiBaseUrl + this.apiBasePath + `/api/v1/mining/blocks/sizes-weights` +
       (interval !== undefined ? `/${interval}` : ''), { observe: 'response' }
     );