Laptop Screen Replacement: How to Match a Panel by Specifications, Not Just Model Number

Laptop screen sourcing is where most DIY repairs come undone. Unlike phones, where a single display part often covers all variants of a model, laptops from the same production run can ship with panels from three or four different manufacturers.

Finding Your Panel Model Number

The definitive source is the panel itself. On most laptops, the panel model number is printed on a label attached to the rear of the display. Common manufacturers include LG Display (LP prefix), Samsung (SDC prefix), AUO (B prefix), and BOE (NV prefix). Note the full model number — for example, LP156WF9-SPF1.

Why the Same Laptop Has Multiple Panel Options

Display manufacturers supply panels in batches based on component availability. Laptop manufacturers like Dell, HP, and Lenovo qualify multiple panel suppliers for each model so they’re not dependent on a single source. Two identical Dell XPS 15 units shipped a month apart may have a Samsung panel and a BOE panel respectively.

What to Match

• Resolution: FHD, QHD, or 4K — must match exactly.
• Panel type: IPS, TN, or OLED — not interchangeable.
• Connector type: eDP and the number of pins (30-pin vs 40-pin).
• Refresh rate: 60Hz, 120Hz, 144Hz — must match the panel’s native capability.

Compatible vs Identical Replacements

A compatible replacement uses the same connector, resolution, and panel type but may be from a different manufacturer. Colour calibration will differ slightly. Browse our laptop screen replacements to find panels by brand and model.