For one sealed snack, Seabrook lists Sea Salted Crunchies at 82 kcal per 18g bag, while Walkers lists Oven Baked Sea Salt at 96 kcal per 22g pack but fewer calories per 100g: 438 versus Seabrook’s 453. Choose according to the portion you expect to eat, then check the per-100g figures, salt and the exact pack’s allergen information before serving guests.
Who is choosing these snacks?
Guests keeping track of snack calories
If you expect to finish one packet at the gathering, the calories for the whole bag are more useful than a figure for a smaller suggested serving. Check its weight too: an 18g bag and a 22g bag are different portions.
Hosts serving a mixed group
Individual packs let guests choose a portion and flavour. Keep the packaging available so anyone who needs to check ingredients, allergens or salt can read the label for the exact product being served.
Shoppers comparing baked and hand-cooked crisps
Walkers lists 438 kcal per 100g for Oven Baked Sea Salt; Tyrrells lists 519 kcal per 100g for Lightly Sea Salted. Compare products at the same weight as well as checking how much comes in the packet you plan to eat.
What should you compare?
Start with the amount you expect to eat, then use the per-100g label to compare differently sized products. The NHS notes that a manufacturer’s suggested portion may not match the amount you eat.
| Priority | What to check | Your needs |
| Calories in your portion |
Read kcal for the whole bag or stated serving, its weight in grams and how many servings the pack contains. |
If I’m likely to finish a sealed bag, I want its full calorie figure rather than one for a smaller serving. |
| Same-weight comparison |
Compare kcal per 100g alongside pack calories. Seabrook lists 453 kcal per 100g for Sea Salted Crunchies; Walkers lists 438 for Oven Baked Sea Salt. |
A smaller bag might suit my planned portion, but I also want to know how the products compare at the same weight. |
| Fat and salt |
Check fat and salt per 100g; use per-pack figures as well when available. Seabrook lists 1.69g salt per 100g for Sea Salted Crunchies. |
Calories aren’t my only consideration, particularly if I might eat more than one bag during the evening. |
| Sharing portions |
Check the bag weight and stated number of servings. Tyrrells lists its 150g Lightly Sea Salted bag as five 30g servings. |
If I’m setting out a sharing bag, I’d rather decide how much to put in a bowl than treat the whole bag as one portion. |
| Guest suitability |
Read the ingredients and allergen and may-contain statements on each exact flavour. Don’t apply one variant’s information to another. |
When guests need to check a particular ingredient, I want the original packet close to the snacks being served. |
What can make the labels misleading?
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Picking the smallest calorie number without checking bag size
Seabrook lists 82 kcal for an 18g bag of Sea Salted Crunchies, while Walkers lists 96 kcal for a 22g pack of Oven Baked Sea Salt. Per 100g, the manufacturers list 453 kcal and 438 kcal respectively, so the per-bag comparison tells a different story from the same-weight comparison.
Check the whole-bag calories, weight and kcal per 100g before deciding which portion suits you.
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Assuming fewer calories means less salt
Seabrook Sea Salted Crunchies list 82 kcal per 18g bag and 1.69g salt per 100g. A calorie figure does not tell you the product’s salt content.
If salt is part of your decision, read its per-100g and per-serving figures separately.
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Treating a sharing bag as one small snack
Tyrrells lists 208 kcal for a 40g pack of Lightly Sea Salted crisps. Its 150g bag is labelled as five 30g servings, so the amount eaten depends on how the bag is divided.
Choose individual packs or portion a sharing bag into bowls if you want each serving to be clear.
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Using a flavour or dietary claim as an allergen check
Walkers Oven Baked Cheese & Onion contains milk, and Seabrook Sea Salted Crunchies carry may-contain statements for milk, soya, sulphites and cereals containing gluten. The details differ between products.
Check the exact pack before offering it to a guest with an allergy, and keep its ingredient information available.
How do the named brands differ?
These figures describe the specified products and flavours, not every crisp made by each brand. Compare the pack you are buying before applying them to a different size or variant.
Walkers
Walkers Oven Baked Sea Salt and Cheese & Onion are each listed at 96 kcal per 22g pack.
- Walkers lists 438 kcal and 13g fat per 100g for Oven Baked Sea Salt, and 437 kcal and 13g fat per 100g for Cheese & Onion.
- Cheese & Onion contains milk. Check the exact flavour’s allergen and may-contain information.
Seabrook
Sea Salted Crunchies come in an 18g bag listed at 82 kcal.
- The stated bag size makes it possible to compare one sealed portion with other individual packs.
- Seabrook lists 453 kcal and 1.69g salt per 100g; the smaller per-bag calorie figure does not establish a lower per-100g figure.
Tyrrells
Lightly Sea Salted is a hand-cooked potato crisp sold in different pack sizes.
- Tyrrells states 208 kcal for a 40g pack and five 30g servings in its 150g bag.
- The listed 519 kcal per 100g is above the figures for the Walkers Oven Baked flavours described here. The product may contain milk.
KETTLE Chips
KETTLE Lightly Salted is a hand-cooked sharing-crisp option.
- The product is described as gluten-free and suitable for vegans and vegetarians; check that these statements appear on the pack you buy.
- KETTLE lists 516 kcal and 29.5g fat per 100g. Plan a serving size before comparing it with an individual bag.
McCoy's
McCoy's Salted is a ridged crisp to compare on its stated pack and per-100g values.
- McCoy's provides a per-100g basis for comparison: 533 kcal and 32g fat.
- The Salted flavour may contain milk, soya, gluten and mustard; check its pack when serving guests.
REAL Hand Cooked Crisps
REAL Sea Salt & Black Pepper is a hand-cooked crisp with nutrition listed per 100g.
- REAL lists 495 kcal and 25.4g fat per 100g, allowing a same-weight comparison.
- For a one-pack calorie comparison, check the weight and nutrition label on the particular pack you choose.
Joybuy options for individual portions
These multipacks offer individual portions for a Bonfire Night gathering. They include crisp-style snacks and a seaweed snack, so check the type of food as well as each pack’s weight, calories and ingredients.
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PopChips Sour Cream & Onion 5 x 17g
The 17g portions let you plan how many packets to put out. Check the calorie and allergen information for this flavour before serving.
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Walkers Oven Baked Variety Pack Crisps 6 x 22g
The variety pack provides six 22g portions for guests to choose from. Check each flavour’s nutrition and allergen label rather than assuming the variants have identical ingredients.
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Smiths Frazzles Crispy Bacon Flavour 6 x 20g
Six 20g portions provide an alternative to a sharing bag. Compare calories for one packet with the per-100g nutrition values, and read the ingredients before offering them to guests.
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CJ Bibigo Crispy Seaweed Snack Bulgogi Flavour, 3 x 5g
This is seaweed rather than a potato crisp, with a 5g portion in each pack. Its small pack size makes checking both per-pack and per-100g nutrition particularly important.
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Wheat Crunchies Crispy Bacon 6 x 20g
The multipack provides six 20g portions of a wheat-based snack. Read the exact pack’s calorie, ingredient and allergen information when comparing it with potato crisps.
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Questions about choosing and serving crisps
Should I compare calories per bag or per 100g?
Use both: per-bag calories describe what you would eat if you finished that bag, while kcal per 100g lets you compare products of different weights. The NHS notes that a manufacturer’s stated portion may differ from the amount you actually eat.
Which of the compared individual bags has fewer calories?
Seabrook lists Sea Salted Crunchies at 82 kcal per 18g bag, compared with Walkers Oven Baked Sea Salt at 96 kcal per 22g pack. Walkers lists fewer calories per 100g for that flavour, though: 438 versus Seabrook’s 453. The choice depends on whether you are comparing one whole bag or the same weight of each snack.
Does oven-baked always mean fewer calories?
No. The Walkers Oven Baked flavours described here have lower listed kcal per 100g than the specified Tyrrells, KETTLE, McCoy's and REAL crisps, but that does not establish a rule for every baked product. Check the exact flavour’s per-100g figure and pack size; a smaller non-baked snack can still have fewer calories in one bag.
How should I serve crisps to guests with allergies?
Read the ingredients and allergen statements on the exact packs and keep those packs available. Walkers Oven Baked Cheese & Onion contains milk, while Seabrook Sea Salted Crunchies list several may-contain allergens; neither a brand name nor a flavour name substitutes for the product label.