Laptop Screen Buying Guide
Laptop Screen Resolution Explained: HD, Full HD, WUXGA, QHD, WQXGA and 4K
Laptop screen resolution tells you how many pixels make up the image on your display. It affects sharpness, desktop space and image detail, but it is only one part of choosing the correct replacement laptop screen.
HD
1366x768, common on older and budget laptops
Full HD
1920x1080, one of the most common modern laptop resolutions
WUXGA
1920x1200, a taller 16:10 format used on many business laptops
4K UHD
3840x2160, high-end resolution for premium displays
What is laptop screen resolution?
Laptop screen resolution is the number of pixels displayed across the width and height of the screen. For example, 1920x1080 means the screen has 1920 pixels across and 1080 pixels down.
A screen is made up of tiny dots called pixels. The more pixels a screen has, the sharper and more detailed the image can appear, especially when comparing two screens of the same physical size.
A simple visual explanation of pixels and why higher resolution can make a screen look sharper.
Simple example
A 1366x768 HD screen contains just over one million pixels. A 1920x1080 Full HD screen contains more than two million pixels. That is why Full HD normally looks sharper and gives more usable desktop space than HD on the same screen size.
How is laptop screen resolution written?
Resolution can be described in a few different ways. The safest method is always the exact pixel size, because names such as HD, QHD, 2K or 3K can sometimes be used differently by different manufacturers.
Pixel width x height
This is the most accurate form, such as 1366x768, 1920x1080 or 2560x1600.
Resolution name
Names include HD, Full HD, WUXGA, QHD, WQXGA, UHD and 4K.
Shorthand
Terms such as 720p, 1080p, 1440p and 2160p usually refer to the vertical pixel count.
Common laptop screen resolutions
The table below lists common laptop screen resolutions, including older legacy formats, standard everyday laptop resolutions and modern high-resolution displays.
| Resolution |
Common name |
Aspect ratio |
Typical use |
| 1024x600 |
WSVGA |
Widescreen |
Older netbooks and small portable laptops. |
| 1024x768 |
XGA |
4:3 |
Older business laptops and legacy screens. |
| 1280x800 |
WXGA |
16:10 |
Older widescreen laptops and some compact notebooks. |
| 1366x768 |
HD / 768p |
16:9 |
Very common on older and budget laptop screens. |
| 1600x900 |
HD+ |
16:9 |
Older mid-range 15.6 inch and 17.3 inch laptop screens. |
| 1920x1080 |
Full HD / FHD / 1080p |
16:9 |
One of the most common modern laptop screen resolutions. |
| 1920x1200 |
WUXGA |
16:10 |
Modern business and productivity laptops with extra vertical space. |
| 2160x1440 |
2K / 3:2 |
3:2 |
Premium productivity laptops and compact high-resolution displays. |
| 2240x1400 |
2.2K |
16:10 |
Modern business laptops and premium notebooks. |
| 2256x1504 |
3:2 high resolution |
3:2 |
Surface-style productivity displays. |
| 2560x1440 |
QHD / WQHD / 1440p |
16:9 |
Higher-end laptops, gaming laptops and sharper display options. |
| 2560x1600 |
WQXGA |
16:10 |
Premium laptops with extra height for productivity and creative work. |
| 2880x1800 |
2.8K |
16:10 |
Premium OLED and high-resolution laptop screens. |
| 3000x2000 |
3K |
3:2 |
Premium productivity laptops and high-density screens. |
| 3200x1800 |
QHD+ / 3K |
16:9 |
High-resolution ultrabooks and premium displays. |
| 3456x2160 |
3.5K OLED |
16:10 |
Premium OLED laptop displays. |
| 3840x2160 |
4K UHD / 2160p |
16:9 |
High-end laptops, creative workstations and premium displays. |
| 3840x2400 |
WQUXGA |
16:10 |
High-end 16:10 premium laptop displays. |
HD vs Full HD laptop screens
The most common resolution comparison is HD 1366x768 versus Full HD 1920x1080.
HD 1366x768
Common on budget and older laptops. It works for basic use, but text and images may look less sharp compared with Full HD.
Full HD 1920x1080
Gives sharper text, clearer images and more desktop space. Popular for work, browsing, streaming, gaming and general use.
Important
Full HD is not automatically compatible with every laptop originally fitted with HD. The screen cable, connector and motherboard support still matter.
16:9 vs 16:10 vs 3:2 laptop screens
Resolution is closely linked to aspect ratio. Aspect ratio describes the shape of the screen. Older and budget laptops often use 16:9, while many newer business and premium laptops use taller 16:10 or 3:2 displays.
16:9 screens
Common resolutions include 1366x768, 1600x900, 1920x1080, 2560x1440 and 3840x2160. This is the traditional widescreen laptop shape.
16:10 and 3:2 screens
Common resolutions include 1920x1200, 2560x1600, 2880x1800, 3840x2400 and 3000x2000. These give extra vertical space for documents, websites and productivity work.
Can I upgrade my laptop screen resolution?
Sometimes, but not always. For example, some laptops can be upgraded from HD 1366x768 to Full HD 1920x1080, but this depends on the laptop’s hardware and original screen configuration.
A resolution upgrade may require the correct display cable, connector type, motherboard support, BIOS or firmware support and mounting style. Do not assume that a higher-resolution screen will work just because it is the same size.
Upgrade warning
A 15.6 inch HD screen and a 15.6 inch Full HD screen may look similar from the front, but they can use different cables, connectors, brackets, touch interfaces or firmware. Match the original specification unless you are certain the upgrade is supported.
Related guide:
Can I upgrade my laptop screen to Full HD or IPS?
How to find your original laptop screen resolution
If the original display still works, you can check the native resolution in your operating system. Make sure no external monitor is connected, otherwise you may be looking at the external display resolution instead of the laptop’s built-in screen.
Windows 10 and Windows 11
Right-click the desktop, choose Display settings, then look for Display resolution. The recommended resolution is usually the native resolution of the laptop screen.
macOS and Linux
On macOS, open Displays in System Settings or System Preferences. On Linux, use the display settings panel or tools such as xrandr depending on the distribution.
Windows display settings image showing how a maximum/native resolution can appear in display settings
Resolution is only one part of screen compatibility
When buying a replacement laptop screen, resolution is important, but it is not enough on its own. Two screens can have the same resolution but still be incompatible.
Check these details before ordering
- Screen size, such as 11.6 inch, 13.3 inch, 14.0 inch, 15.6 inch or 17.3 inch
- Resolution, such as HD, Full HD, WUXGA, WQXGA or 4K
- Connector type, such as LVDS, 30-pin eDP or 40-pin eDP
- Connector pitch, such as 0.4mm or 0.5mm where relevant
- Connector position, such as bottom left, bottom right or centre
- Touchscreen or non-touchscreen version
- Mounting brackets, side tabs, top/bottom brackets or adhesive/no-tabs design
- Finish, such as matte anti-glare or glossy
- Refresh rate, such as 60Hz, 90Hz, 120Hz, 144Hz or higher
- Original LCD panel model number where possible
How to choose the correct replacement laptop screen
The safest way to choose the correct replacement screen is to use the original LCD panel model number printed on the back of your existing screen. This is usually more reliable than using resolution alone.
Some laptop models were sold with different display options. The same laptop model may exist with HD, Full HD, touchscreen, non-touchscreen, matte, glossy, high-refresh-rate or high-resolution panels.
Related guide:
How to identify your laptop screen model
Best rule: match the original screen model number wherever possible.
Resolution tells you how sharp the screen is, but the original LCD panel code helps confirm the exact size, connector, mounting style, finish, touch support and compatibility.
Frequently asked questions
What does laptop screen resolution mean?
Laptop screen resolution is the number of pixels shown across the width and height of the screen, such as 1366x768, 1920x1080 or 2560x1600.
Is Full HD better than HD?
Full HD 1920x1080 has more pixels than HD 1366x768, so it usually gives sharper text, clearer images and more usable desktop space on the same screen size.
Can I upgrade from 1366x768 to 1920x1080?
Sometimes, but not always. The laptop cable, connector, motherboard, BIOS or firmware and mounting style must support the higher-resolution screen.
Is 1920x1200 the same as 1920x1080?
No. 1920x1200 is WUXGA and normally uses a taller 16:10 shape. 1920x1080 is Full HD and normally uses a 16:9 shape.
Should I buy by resolution only?
No. Resolution is only one specification. You must also check screen size, connector type, connector position, mounting style, touch support, refresh rate and the original panel model number.
