iFixit Teardown Uncovers the Engineering Behind the OLED MacBook Pro's Revived Glowing Apple Logo

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Apple's latest MacBook Pro lineup has generated plenty of buzz as the company's first laptops to adopt OLED display technology and touch input. But beyond those headline features, the new machines are also noticeably lighter and mark the return of the beloved glowing Apple logo — two changes sure to please longtime Apple fans.

The touchscreen MacBook Pro PROLED tips the scales at 1.82kg, a significant reduction from the 2.14kg of the model it replaces. Meanwhile, the 14-inch PROLED comes in at just 1.38kg, down from the 1.60kg of the 14-inch M5 Pro variant. Apple achieved these savings across multiple components: the aluminum chassis shed 92g, the complete display assembly dropped 101g (impressive, given the added touch capability), the battery lost 2g, and the trackpad slimmed down by 8g — amounting to 203 grams of total weight reduction.

Courtesy of iFixit's teardown, we get a look at what's changed under the hood. Accessing the internals is now simpler, as the bottom panel is secured by only four screws instead of the previous eight. Sadly, that's where the repairability good news ends. Most components you might realistically want to swap — such as a USB-C port — still require pulling out the logic board first, while others, including the HDMI port and SSD, are soldered directly to the board and cannot be replaced at all.

The benefits of OLED are immediately clear. As the name implies, the panel consists of organic light-emitting diodes, which means every single pixel generates its own light. A conventional LCD, by comparison, relies on a separate backlight — positioned either along the display's edge or behind the pixel layer. The mini-LED screens found in recent MacBook Pros refined that approach by swapping larger LED "bulbs" for tiny LED "chips," delivering a major leap in backlight precision and quality. Even so, both LCD and mini-LED still demand a backlight; OLED does not.

The result is true blacks, dramatically higher contrast, and no glowing halo around bright objects set against dark backgrounds.

The pixel structure on the mini-LED panel, source: iFixit

The pixel structure on the new tandem OLED panel, source: iFixit

Earlier MacBooks cleverly borrowed the LCD's backlight to illuminate the Apple logo on the lid. That trick is no longer feasible with modern backlit designs, so Apple did the only thing it could: it engineered a standalone backlight dedicated solely to the logo. The assembly uses four LEDs paired with several diffusers to distribute the glow evenly. The entire unit sits behind the display and is, for all practical purposes, impossible to replace.

You can watch iFixit's complete disassembly video above for the full breakdown.

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