Why Own Bags in Different Sizes?

AOTA suggests different sizes for different occasions, so that you carry only what the day needs.

Published November 2, 2026 · 3 min read · Topic: Size, Fit & Comfort · Size & fit

Typical situation

You use one large bag every day, even for a short trip to a shop, and it always ends up full.

Main answer · berabags Editorial Team · Fit view

Match the bag to the day. AOTA’s advice is to buy different sizes of purses for different occasions, with the size reflecting the activity. For short errands it suggests a small, compact purse.

What the source says

Buy different sizes of purses for different occasions.
Short errands: a small, compact purse.
Long errands: a small backpack or knapsack worn around the waist.
Choose a handbag that is proportionate to your body size and no larger than what is needed.
AOTA’s suitcase advice makes a similar point for luggage, saying the size should reflect the length of the trip.

How to use the idea

List what you really need on a short outing.
Pick a bag that holds only those items.
For a longer day, use a larger bag, or a small backpack.
Move only what is needed from one bag to another.
Return unneeded items to a drawer at home.

Why size matters

A bag adds weight on its own, and a larger bag invites you to fill it. A smaller bag sets a natural limit, and it is a simple way to keep the load down.

An example set

Some people keep a small bag for short trips, a medium bag for workdays, and a larger bag for weekends away. You do not need all three. Even two bags, with a clear rule about what goes in each, make it easier to carry less on most days and to avoid the habit of filling one big bag every time you go out.

Where this answer stops

AOTA gives suggestions, not rules. Some people need a larger bag for medicine, children’s items or work equipment, and the sensible size is whatever lets you carry those items without strain.

Sources and further reading

Three more perspectives

berabags Editorial Team · Fit view

Pick the smallest bag that holds what you will really need. A bag that is too big rarely stays empty, and extra space is soon filled.

berabags Editorial Team · Purchasing view

You do not need many bags. Two sizes, a small one and a larger one, can cover most days and cost less than a wardrobe of bags.

berabags Editorial Team · Use view

Keep a short list of what goes in the small bag, such as keys, phone, card and a tissue. Moving items between bags is easier when the list is fixed.

Independent and unofficial. berabags is an independent editorial site. It is not affiliated with, endorsed by or sponsored by any bag brand, retailer, airline or agency named on this page. This page contains no affiliate links; if berabags adds any in future they will be labelled. Rules and policies change, so check the linked source before you act. This is general information, not legal, medical or professional advice.