Sainsbury's vs Dunnes — Price Comparison 2026
30 shared products compared · Updated 26 August 2026
16
Sainsbury's wins
0
Tied
14
Dunnes wins
Sainsbury's is cheaper overall (16 out of 30 products)
Product
Sainsbury's
Dunnes
iO2 Electric Toothbrush
£100.00
£45.43
Fusion One Hybrid Beard Trimmer & Shaver for Face & Body, Beard Trimmer & Groomer
£40.00
£23.84
Hennessy Vs Cognac 700Ml
£19.50
£35.08
With Exfoliating Bar Men’s Razor
£27.00
£14.65
Casamigos Blanco Tequila
£46.50
£34.22
Rémy Martin VSOP Cognac Fine Champagne 70cl
£45.00
£56.46
Venus Razor Blades Extra Smooth Blades
£24.00
£12.83
Flash Power Spray Mop Starter Kit
£40.00
£29.09
Solgar Magnesium Citrate 60 Tablets
£12.00
£22.88
Grey Goose Premium French Vodka
£43.00
£52.61
Mayfair Original 20 Cigarettes
£13.60
£22.88
Persil 95 Washes Non Bio Laundry Washing Liquid Detergent 2.565L
£13.00
£11.98
Non Bio PODS, 70 Washes
£13.50
£8.13
Centrum Advance 50+ Multivitamins & Vitamin Tablets, GLP-1 friendly, 30s
£9.00
£17.11
Veuve Clicquot Yellow Label Champagne, 75cl
£47.50
£55.61
Smirnoff No. 21 Vodka 37.5% vol 70cl
£18.50
£25.67
Gordon's Premium Pink Distilled Flavoured Gin
£23.50
£18.82
Centrum Multibiotics Complete, Live Cultures & Multivitamin Capsules, GLP-1 friendly, 30s
£27.00
£19.21
Kendamil Goat Follow-On Milk Stage 2 6-12 Months 800g
£20.50
£12.82
Martell VS Fine Cognac
£35.00
£25.67
Active Iron 30 Daily Capsules 14mg
£13.00
£20.49
Solgar Calcium Magnesium Plus Zinc 100 Tablets
£7.00
£14.37
As Good As it Looks Favourites Selection Wet Cat Food 40x85g
£12.95
£21.82
FELIX Doubly Delicious Countryside Selection in Jelly Wet Cat Food 40x85g
£12.95
£21.82
Oral-B Pro Vitality Black Electric Toothbrush
£25.00
£28.23
Whiskas 1+ Tuna Complete Adult Dry Cat Food 1.9kg
£5.00
£12.75
Senior 7+ Dry CHICKEN Cat Food 1.9kg
£5.00
£12.75
Gillette Venus Comfortglide Coconut & Olay Platinum Women's Razor
£8.00
£9.45
Gaviscon Heartburn & Indigestion Relief Peppermint Flavour Tablets x24
£13.30
£6.84
Southern Comfort Liqueur with Whiskey Flavouring 70cl
£23.00
£16.54
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About This Comparison
We compare Sainsbury's and Dunnes prices across 30 products available at both stores. Sainsbury's is cheaper on 16 products (53%), saving an average of £8.31 per item. Prices include loyalty card deals and are updated daily.
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