Valve is committed to bringing Steam Deck OLED 'battery life improvements to the LCD models as well

A post-launch BIOS update will see all the firmware and software improvements of the new version brought to the original Steam Deck.

Steam Deck OLED Announced

Valve's Steam Deck OLED: Bigger Display, New SoC, Faster Memory, More Storage, Same Performance

Steam Deck OLED Review

Steam Deck OLED Announced With Better Screen, Battery Life, And More - GameSpot

Steam Deck OLED review: It's just better

Steam Deck OLED vs Steam Deck: the two Decks compared

Valve Steam Deck Review

Steam Deck OLED review: gaming handhelds just got better

Steam Deck review: an experiment that keeps getting better

Steam Deck OLED Announced, Available Starting November 16; Features and Technical Specifications Listed