A suitable mattress is not only about the material or the softness, but also about whether the size fits the bed, the room, and your family's living habits. In this article, Changmi Bedding will help you reorganize all the popular standard mattress sizes today and suggest how to choose quickly for each need.
Summary of standard mattress size charts
In this section, you will have an overview of the standard mattress sizes widely used in the market, including single beds, double beds, children's beds, and bunk beds.
Standard mattress sizes for single beds
Single bed mattresses are usually suitable for people living alone, small bedrooms, homestays, studios, or guest rooms.
Some popular single bed mattress sizes:
| Kích thước | Suitable for | Suggested space |
| 90 x 190 cm 90 x 200 cm |
1 person, need to save space | Bunk beds, dormitories, hospitals, small rooms |
| 100 x 190 cm 100 x 200 cm |
1 adult or teenager | Standard bedrooms, enough space to move comfortably |
| 120 x 190 cm 120 x 200 cm |
1 adult who needs more space | Medium-sized bedrooms, prioritizing comfort while sleeping |
Kích thước nệm 100x200cm là lựa chọn phù hợp cho giường đơn 1m, đáp ứng nhu cầu sử dụng của một người trưởng thành mà vẫn tiết kiệm diện tích phòng ngủ. Đây là kích thước phổ biến trong phòng ngủ cá nhân, phòng ký túc xá hoặc căn hộ có diện tích nhỏ.
Standard mattress sizes for double beds
Double bed mattresses are most commonly used in families because they well meet the needs of 2 adults, or 2 adults with 1 small child.
Standard double mattress sizes:
| Kích thước | Name | Suitable for | Suggested space |
| 150 x 190 cm | Double | 2 people | Small rooms, just enough space |
| 160 x 200 cm | Queen Size | 2 people | Standard bedrooms, balancing area and comfort |
| 180 x 200 cm | King Size | 2-3 people | Large bedrooms, prioritizing comfortable space |
| 200 x 220 cm | Super King | 2-3 people | Master bedrooms, villas, high-end spaces |
When choosing a double mattress, you should simultaneously consider the room area and the number of long-term users.
Standard mattress sizes for children's beds
Mattresses for children are usually divided by age, ensuring they fit the bed while providing good support for the spine and sleeping posture.
Some popular sizes:
| Popular size | Suitable age | Characteristics |
| 60 x 100 cm 70 x 110 cm 70 x 120 cm 80 x 130 cm |
0–2 years old | Used for cribs/cots, prioritizing safety and fitting the frame perfectly |
| 80 x 160 cm 100 x 200 cm |
2–5 years old | Enough space to turn around, does not take up too much room area |
| 100 x 190 cm 120 x 190 cm |
Over 5 years old | Standard sizes, easy to buy bed sheets and accompanying accessories |
When choosing a mattress for children, besides the size, parents should also pay attention to the mattress height and material to ensure safety.
Standard mattress sizes for bunk beds
Bunk beds are often used for children's rooms, rental rooms, homestays, or dormitories—places where saving space is the top priority.
Popular bunk bed mattress sizes:
| Kích thước | Suitable for | Suggested space |
| 90 x 190 cm 90 x 200 cm |
1 person | Bunk beds in hospitals, dormitories, military |
| 100 x 190 cm | Children and adults with average body size | Family bunk beds, homestays |
With bunk beds, besides the mattress size, you should also note the thickness to ensure the height of the handrail and safety for the person lying on the top bunk.
How to choose the right mattress size for each need
After understanding the standard mattress size chart, the next step is to choose a size that fits your living space, the number of users, and your sleeping habits. This section will help you narrow down your choices faster.
Choose by room area
Bedroom area is the first factor you should consider before deciding to buy a mattress.
- Small rooms under 12m²: Should choose 100 x 200 cm, 120 x 200 cm, or 150 x 190 cm mattresses to leave space for walking and furniture like wardrobes or desks.
- Medium rooms 12–18m²: Suitable for 160 x 200 cm (Queen size), which is spacious enough but does not make the room feel cramped.
- Large rooms over 18m² or master bedrooms: Can consider 180 x 200 cm (King size) or 200 x 220 cm (Super King) to optimize comfort.
A simple way: When placing the bed and mattress, you should still keep at least 60–80 cm of walking space on each side so the room does not feel stuffy.
Choose by the number of users
The number of people lying on the same mattress will determine the minimum width you should choose.
- One adult: Suitable for 100 x 200 cm or 120 x 200 cm (if you prefer more space).
- One adult + one small child: Should choose from 150 x 190 cm or larger to avoid feeling cramped.
- Two adults: Should choose from 160 x 200 cm (Queen) or larger; 180 x 200 cm will be more comfortable if one of the two people has a habit of moving around a lot.
- Family of 2 adults + 1 small child sleeping together: 180 x 200 cm or 200 x 220 cm will provide a more spacious and relaxing feeling.
If you are an active sleeper who tosses and turns, prioritize adding at least 20 cm in width compared to the standard size.
Choose by sleeping habits and lifestyle
Daily habits, a minimalist lifestyle, or a "cozy" style also greatly affect the choice of mattress size.
- People who like private space: Even when sleeping together, if each person likes their own "sleeping zone," prioritize King or Super King sizes.
- Minimalists who like airy spaces: Consider choosing a mattress one size smaller than the maximum possible to keep the room from being too full.
- Families with small children who often climb into parents' beds: Should choose a wide size (180 x 200 cm or more) so the whole family can lie comfortably without affecting sleep quality.
In general, the bed and mattress should be the center of the bedroom, but they should not take up all the living space around you.
Choose by each type of mattress
Each type of mattress has a different thickness, elasticity, and "feeling of taking up space," so the same size can feel very different in a room.
- Spring mattresses: Usually 20–30 cm thick; when combined with a high bed, the total height from the floor to the mattress surface can be quite large. Choose a suitable size so the room doesn't feel heavy.
- Foam / memory foam mattresses: Light, easy to move; you can choose a larger size if the room is wide.
- Rubber mattresses: Heavy, difficult to move; before choosing a large size, consider transportation and moving it within the house.
Với từng loại nệm, bạn cũng cần đảm bảo topper, tấm bảo vệ nệm và drap giường đi kèm có đủ kích thước tương ứng để sử dụng thuận tiện.
Mistakes when choosing mattress sizes
Many customers only focus on "1.6m or 1.8m" mattresses and accidentally ignore important factors, leading to an unsatisfactory experience.
Some common mistakes:
- Forgetting to calculate the mattress thickness, making the bed too high or too low compared to the headboard/nightstand and bedding size.
- Only measuring the inside dimensions of the bed frame but forgetting to measure the overall room space, leading to cramped beds, wardrobes, and desks.
- Choosing a mattress that is too wide for the room, making movement difficult and leaving no space for relaxation.
- Not considering the number of people who will use it in the next 2–3 years (e.g., planning to have a baby).
- Forgetting to check against the size charts for sheets, blankets, and toppers, making it hard to find the right-sized accessories.
- Estimating by eye instead of measuring and recording, leading to discrepancies of a few centimeters that make the mattress not fit the bed.
Spending an extra 5–10 minutes measuring and surveying the space carefully will help you avoid the trouble of returns or "living with inconvenience" for many years.
Choose Joy spring mattresses at Changmi Bedding with various sizes
Nếu bạn đang tìm một dòng nệm lò xo êm ái, hỗ trợ tốt cho cột sống và có đủ size cho nhiều kiểu giường khác nhau, nệm lò xo Joy tại Changmi Bedding là lựa chọn đáng cân nhắc.
Joy spring mattresses feature:
- An independent pocket spring system that helps reduce motion transfer, limits noise, and does not affect the person lying next to you when you turn.
- A standard hotel height of 25cm, suitable for most bed designs, furniture, and room spaces.
- Softness and support that follow body curves, suitable for people who easily get back pain.
- A 5-star hotel standard design, combining well with minimalist and sophisticated bedding sets.
Joy mattresses are produced in many standard sizes, from single to double beds, helping you easily choose the right size for your bedroom space. Additionally, Changmi supports custom measurements for specially designed bed frames or non-standard sizes.
Hy vọng bạn có thể tìm được cho mình chiếc đệm phù hợp với giường sau khi tìm hiểu kích thước đệm tiêu chuẩn của từng loại. Bạn đang sở hữu một chiếc giường kích thước đặc biệt hay đang phân vân các loại kích thước nệm khác nhau? Đừng lo, Changmi Bedding – Chăn ga cao cấp chuẩn khách sạn 5 sao có hỗ trợ đặt nệm lò xo Joy theo yêu cầu. Liên hệ hotline để được hướng dẫn đo đạc và tư vấn size nệm miễn phí!