Currently, as of this writing, a dedicated release of Saturday Night Fever is not widely available (though rumors persist in the collector's forums). The Blu-ray remains the "gold standard" for physical collectors.
One of the most critical aspects of the Saturday Night Fever Blu-ray legacy is the restoration of the film’s original visual intent. For years, television broadcasts and early home video releases presented a sanitized, cropped version of the movie. The cinematography by Ralf D. Bode was often lost in pan-and-scan transfers, stripping the film of its claustrophobic tension and its expansive dance floor majesty. saturday night fever blu ray
If you have a 4K TV with a good upscaling player, the 1080p Blu-ray looks phenomenal. The film was shot on 35mm film. A 4K scan exists for the master, but it is downsampled to 1080p for the Blu-ray. You get 95% of the visual quality of a theoretical 4K disc at half the price. Currently, as of this writing, a dedicated release