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Original Crispy BBQ Bacon Stacker BurgerKFC calories & macros

A KFC Original Crispy BBQ Bacon Stacker Burger has 843 calories (3,527 kJ), with 55.0 g protein, 45.8 g fat and 51.5 g carbs per serve. That is about 41% of the 8,700 kJ daily intake used on Australian food labels.

KFC Original Crispy BBQ Bacon Stacker Burger
Calories8433,527 kJ
Protein55.0 g26% of energy
Fat45.8 g49% of energy
Carbs51.5 g25% of energy
Protein 26%Fat 49%Carbs 25%

A6.5 g protein per 100 kcal - excellent protein density on Macro Menu's S to F scale

Open in the Macro Menu appAll KFC items

Full nutrition

Per serveAmount
Energy3,527 kJ (843 kcal)
Protein55.0 g
Fat, total45.8 g
  - saturated8.6 g
Carbohydrate51.5 g
  - sugars9.0 g
Sodium1,964 mg

As published by KFC.

Customise it: what swaps change

Per-serve totals after a common change. KFC only publishes its fillets and hashbrown on their own. Everything else here is worked out from KFC's own menu, so treat it as close, not exact.

ChangekcalkJProtein gFat gCarbs g
As sold8433,52755.045.851.5
No Bacon (-111 kcal)7323,06345.837.751.1
No Cheese (-67 kcal)7763,24752.739.451.4
No Lettuce (-1 kcal)8423,52354.945.851.2
No Mayo (-89 kcal)7543,15554.736.450.2
No BBQ Sauce (-35 kcal)8083,38154.945.843.0
No Bun (-134 kcal)7092,96649.644.727.7
+ Avocado (+44 kcal)8873,71155.650.451.6
+1 Bacon Slice (+55 kcal)8983,75759.649.851.7
+1 Cheese Slice (+67 kcal)9103,80757.352.251.6
+ Corn Chips (+51 kcal)8943,74055.748.357.8
+ Tomato (+4 kcal)8473,54455.245.852.1
+ Slaw (+32 kcal)8753,66155.547.754.5
+ Extra Lettuce (+1 kcal)8443,53155.145.851.8
+ Extra BBQ Sauce (+35 kcal)8783,67455.145.860.0
+ Chilli Relish (+14 kcal)8573,58655.145.855.0
+ Jalapeno Mayo (+89 kcal)9323,89955.355.252.8
+ Extra Mayo (+89 kcal)9323,89955.355.252.8
+ Pepper Mayo (+89 kcal)9323,89955.355.252.8
+ Supercharged Sauce (+69 kcal)9123,81655.352.254.2
+1 Original Crispy Fillet (+224 kcal)1,0674,46473.957.662.0

How it compares with other KFC burgers

Of the 10 burgers on the KFC menu, Original Crispy BBQ Bacon Stacker Burger has the most protein and is the highest in calories. The category average is 571 kcal, so this one is above average by 272 kcal.

ItemkcalkJProtein gFat gCarbs g
Zinger Crunch Burger5682,37729.729.345.2
Original Crispy Bacon & Cheese Burger5702,38531.632.836.2
Zinger Stacker Burger7373,08451.237.348.8
Original Crispy BBQ Bacon Stacker Burger8433,52755.045.851.5

Sorted by calories, showing the items either side of this one. See every KFC burgers item.

Quick answers

How many calories are in a KFC Original Crispy BBQ Bacon Stacker Burger?

A KFC Original Crispy BBQ Bacon Stacker Burger has 843 calories, which is 3,527 kilojoules, per serve as sold in Australia.

How much protein is in KFC's Original Crispy BBQ Bacon Stacker Burger?

55.0 g of protein, which works out to 6.5 g per 100 kcal - rated A (excellent) for protein density on Macro Menu.

How many kJ is that?

3,527 kJ. Australian menus list kilojoules; divide by 4.184 to get calories. 3,527 kJ is roughly 41% of an 8,700 kJ day.

Is it a lower-calorie choice at KFC?

Within KFC burgers it is the 10th lowest of 10. The lowest-calorie option in that category is Zinger Burger at 448 kcal, and it also has the most protein of any KFC burgers item.

Compare it with

The closest burgers by calories, at the other chains and on this menu.

vs Big MacMcDonald's · -222 kcal, -26.3 g proteinvs Quarter PounderMcDonald's · -298 kcal, -23.9 g proteinvs WhopperHungry Jack's · -261 kcal, -26.9 g proteinvs Zinger Stacker BurgerKFC · -106 kcal, -3.8 g protein

More KFC burgers

Zinger Stacker Burger737 kcal · 51.2 g proteinOriginal Crispy Bacon & Cheese Burger570 kcal · 31.6 g proteinZinger Crunch Burger568 kcal · 29.7 g proteinZinger Bacon & Cheese Burger549 kcal · 33.1 g proteinPickle Burger547 kcal · 25.3 g proteinPickle Zinger Burger547 kcal · 26.8 g protein

KFC full menuHighest protein at KFCLowest calorie at KFCOther restaurants

Source: KFC Australia Nutrition & Allergen Guide, and KFC's own ordering API, per serve as sold. Last checked against the live menu on 14 September 2026. Every source.