S
Sivix Data stories
Jan 2026 · 1,516 prices

Small bottles,
higher
price per litre.

Sivix tracked olive oil prices across Slovenian stores and found that smaller bottles usually cost more per litre than larger ones.

Slovenia · Jan–Apr 2026

Gea Ekstra Deviško Oljčno Olje 500ml · €10.49
Gea Oljčno Olje 1 litre · €14.99
Spar Ekstra Deviško Oljčno Olje 500ml · €6.49

Median size premium

+41%

500ml bottles cost more per litre

€22.88/l for 500ml vs €16.17/l for 1 litre

Shelf price per litre

Slovenia · Jan–Apr 2026

250ml tier€23.16/l
500ml tier€22.88/l
Gea EV 500ml€20.98/l
750ml tier€18.85/l
1 litre tier€16.17/l
Gea EV 1l€14.99/l

Smaller bottles are pricier
across the shelf.

250ml 500ml 750ml 1 litre Gea EV Spar EV

Observed range

€14.99/l to €23.16/l

Across bottle sizes, the litre price falls as the format gets bigger.

Annual cost

€72

extra per year for the same oil

A household using about 1 litre a month pays about €72 more a year if it buys Gea 500ml bottles instead of one 1-litre bottle.

Why?

01

Packaging cost

Smaller packaging costs more per unit to produce, fill and handle.

02

Lower shelf price

A small bottle looks cheaper on the shelf even when its litre price is worse.

03

Freshness concern

Some shoppers prefer smaller bottles because they worry a 1-litre bottle may go rancid after opening.

Shop smarter.

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