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Cheapest Cake Bars & Slices in the UK

Prices updated 14 November 2026 · 232 products across 8 supermarkets

The best-value cake bars & slices in the UK right now is Warburtons Sliced Seeded Batch Loaf 400g at Ocado — £3.00/kg (£1.20).
232Products Compared
8Supermarkets
£3.00Lowest /Kg

We compare cake bars & slices across all 9 major UK supermarkets: Tesco, Asda, Sainsbury's, Morrisons, Waitrose, Aldi, M&S, Ocado and Iceland — and rank by price per unit so you can see where cake bars & slices is genuinely cheapest. Prices update daily.

1Warburtons Sliced Seeded Batch Loaf 400gWarburtons Sliced Seeded Batch Loaf 400gOcadoBest value£3.00/kg£1.202Morrisons Sliced Brioche Loaf 500gMorrisons Sliced Brioche Loaf 500gMorrisons£4.00/kg£2.003Dutch Masters of Cake 5 Almond Fingers 230gDutch Masters of Cake 5 Almond Fingers 230gIceland£4.35/kg£1.004Regal Bakery 18 Madeira Cake Slices 370gRegal Bakery 18 Madeira Cake Slices 370gIceland£4.73/kg£1.755Regal Bakery Madeira Cake Slices 370gRegal Bakery Madeira Cake Slices 370gSainsbury's£5.41/kg£2.006Regal Madeira Cake Slices 370gRegal Madeira Cake Slices 370gOcado£5.41/kg£2.007Regal Bakery Madeira Cake Slices 370gRegal Bakery Madeira Cake Slices 370gMorrisons£5.41/kg£2.008Regal Classic Milk Snack Cakes 250gRegal Classic Milk Snack Cakes 250gMorrisons£6.00/kg£1.509Soreen Sliced Malt Loaf 290gSoreen Sliced Malt Loaf 290gSainsbury'sNectar £1.25£6.03/kg£1.7510Soreen Sliced Loaf 290gSoreen Sliced Loaf 290gMorrisons£6.03/kg£1.7511Soreen Sliced Fruity Malt Loaf 290gSoreen Sliced Fruity Malt Loaf 290gOcado£6.03/kg£1.7512Soreen Sliced Malt LoafSoreen Sliced Malt LoafWaitrose£6.55/kg£1.9013Sainsbury's Brownie Cake Slices x4Sainsbury's Brownie Cake Slices x4Sainsbury's£7.50/kg£1.3514ASDA Flapjack Traybake 220gASDA Flapjack Traybake 220gAsda£7.64/kg£1.6815Morrisons 6 Chocolate Cake Slices 160gMorrisons 6 Chocolate Cake Slices 160gMorrisons£7.81/kg£1.2516Sainsbury's Carrot Cake Slices x6 160gSainsbury's Carrot Cake Slices x6 160gSainsbury's£8.12/kg£1.3017Tesco Angel Cake Slices - Vanilla 6 Pack 160gTesco Angel Cake Slices - Vanilla 6 Pack 160gTesco£8.12/kg£1.3018Tesco Lemon Cake Slices 6 Pack 160gTesco Lemon Cake Slices 6 Pack 160gTesco£8.12/kg£1.3019Morrisons 6 Carrot Cake Slices 160gMorrisons 6 Carrot Cake Slices 160gMorrisons£8.13/kg£1.3020Morrisons 6 Country Cake Slices 160gMorrisons 6 Country Cake Slices 160gMorrisons£8.13/kg£1.3021Ocado Chocolate Brownie Slices 240gOcado Chocolate Brownie Slices 240gOcado£8.13/kg£1.9522Soreen 5 x 30g Gingerbread Festive Snack Bars Mini Loaves, Limited EditionSoreen 5 x 30g Gingerbread Festive Snack Bars Mini Loaves, Limited EditionSainsbury's£8.33/kg£1.2523Soreen Malt Lunchbox Loaves Snack Bars Family Pack 10 x 30gSoreen Malt Lunchbox Loaves Snack Bars Family Pack 10 x 30gSainsbury's£8.33/kg£2.5024Sainsbury's Flapjack Cake Slices x4Sainsbury's Flapjack Cake Slices x4Sainsbury's£9.00/kg£1.35
See The Live Cake Bars & Slices Comparison →

Cheapest Cake Bars & Slices: FAQ

Where is the cheapest cake bars & slices in the UK?

Right now the best value cake bars & slices is Warburtons Sliced Seeded Batch Loaf 400g at Ocado, £1.20 (£3.00/kg). SmartShelf ranks cake bars & slices by price per unit across 8 supermarkets, updated daily.

Which supermarket is cheapest for cake bars & slices?

We compare cake bars & slices across Tesco, Sainsbury's, Asda, Morrisons, Waitrose, Aldi, M&S, Ocado and Iceland. Today Ocado has the cheapest option, but the ranking updates every day as prices change.

How does SmartShelf compare cake bars & slices prices?

We list each product's price per unit (£/kg, £/litre or per item) so you compare like for like, and we show loyalty prices such as Clubcard and Nectar where available. Free, with no sign-up.