Prices updated daily — 1 June 2026
Product type overview
tuna steak sits within Fresh Fish, part of Meat, Poultry & Fish. On this page you compare 10 products from 6 UK supermarkets: Tesco, Sainsbury's, ASDA, Aldi, Morrisons and Waitrose. The lowest unit price for tuna steak is £15.69/kg at ASDA. In total, 2 variants of tuna steak are compared (different pack sizes and compositions). All prices are normalised to the same unit (per kilogram, per litre or per piece) so that packs of different sizes can be compared fairly — a larger pack is not automatically the best value. The ranking below shows, per variant, which supermarket currently has the sharpest price, including own-label products alongside national brands. Prices refresh daily from the retailers' own public price lists, so you never see stale offers when planning your weekly shop. Allsupers uses no affiliate links or paid placement; the ranking is purely price-based and updated from public data.
Cheapest tuna steak
Compare 10 products across 6 supermarkets
tuna steak — compare prices across 6 supermarkets

Summer Grill by ASDA
Summer Grill by ASDA Summer Grill by 2 Yellowfin Tuna Steaks 255g
255 g
£15.69/kg
at 1 supermarket

TESCO finest
Tesco Finest 2 Yellowfin Tuna Steaks 240g
240 g
£20.83/kg
at 1 supermarket

SPECIALLY SELECTED
Wild Caught Yellowfin Tuna Steak
200 g
£23.95/kg
at 1 supermarket

Sainsbury's
Sainsbury's Skinless & Boneless Yellowfin Tuna Steaks x2 220g
220 g
£23.95/kg
at 1 supermarket

Leap Wild
Leap Wild Yellowfin Tuna 2 Steaks 240g
240 g
£25.96/kg
at 1 supermarket

Sainsbury's
Sainsbury's Yellowfin Tuna, Taste the Difference 240g
240 g
£26.38/kg
at 1 supermarket

Sainsbury's
Sainsbury's 2 x Soy & Garlic Albacore Tuna Steaks 222g
222 g
£26.80/kg
at 1 supermarket

Leap Wild
Leap Wild 2 Albacore Tuna Steaks 220g
220 g
£29.55/kg
at 1 supermarket

Waitrose Ltd
Waitrose 2 MSC Albacore Tuna Steaks
200 g
£32.50/kg
at 1 supermarket

Waitrose Ltd
No.1 2 MSC Yellowfin Tuna Steaks
240 g
£43.75/kg
at 1 supermarket