The math Apple is running: A20 Pro chip efficiency plus OLED's lower power draw—pixels turn off for black, no backlight—supposedly offset the 134 mAh reduction. Apple's own specs page carries the same battery life figure for both models.

The ProMotion cut is the second invisible change. Dave Pakula, Apple's vice president of hardware engineering, told Christopher Lawley that the OLED still has significantly faster pixel response than the old LCD, but the refresh rate ceiling stays at 60Hz. ProMotion remains exclusive to the iPad Pro.

The framing problem: Apple called this the "biggest update ever" for the iPad mini. The thinner body and the OLED panel are real. But the two cuts—smaller battery, no 120Hz—are presented as invisible because the headline numbers look the same or better.

MacRumors reported the battery capacity from Apple's EU energy label and the ProMotion limitation from Pakula's interview. 9to5Mac covered the broader "biggest update ever" framing and the Acoustic Display feature.

The hole: the "identical battery life" figure comes solely from Apple's website. No independent test has confirmed the offset holds under sustained load, where the A20 Pro's efficiency advantage may narrow and the 60Hz ceiling becomes the only display upgrade users actually perceive.

The claim rests on Apple's own website listing identical battery life estimates. The 134 mAh reduction (5,034 to 4,900) is offset on paper by A20 Pro efficiency and OLED power savings. The 60Hz ceiling means the OLED's faster pixel response is the only display upgrade users perceive. No independent test confirms the offset under sustained load.