Choose a Vietnam destination by travel month, walking ability and how often you want to leave the hotel. Famous attractions are useful only when the daily journeys suit the people travelling with you.
Da Nang and Hoi An: combine coast and sightseeing
Da Nang suits a mixture of beach time, city meals and a Hoi An outing. Compare a beach hotel with convenient outside dining against a resort where meals and swimming happen on site. For parents, inspect stairs and rest points at major sights; for children, check pool depth, shade and room-to-pool access.
The official Da Nang guide and regional climate guide help identify seasonal differences. Autumn in central Vietnam needs particular attention to rain and storm warnings.
Nha Trang and Cam Ranh: city convenience or resort time
A city base can suit frequent cafés, restaurants and beach walks. Cam Ranh resorts suit longer periods at the property. They are not interchangeable neighbourhoods for daily dining trips. Map the addresses and add repeated car journeys to the budget.
The Nha Trang guide describes January–August as the more favourable beach period and September–December as wetter. Water colour and visibility still vary by day and sea conditions.
Phu Quoc: protect time to rest
Choose a few northern or southern outings around a resort stay. Safari and theme-park visits in the north and the Hon Thom cable car in the south need separate travel planning. The official destination guide recommends comparing November–April first for drier-season travel.
Da Lat: a highland trip rather than a beach holiday
Da Lat offers gardens, cafés, lakes and mountain surroundings. The official guide describes its highland setting. Cooler evenings can be appealing, but slopes, steps and winding roads mean it is not automatically easier for a companion with limited mobility. Check room heating or hot-water arrangements and bring an extra layer.
Make the final comparison as a whole trip
Use the same dates and guests for flights, rooms, meals, transfers and admission. Include luggage, child seats, hotel changes and late-flight rest arrangements. A cheaper outlying room can cost more after daily cars. If your family wants different things, alternate one sightseeing day with a lighter day instead of choosing a city by a rigid age-based rule.