On 4k Blu-ray the film is presented in 2160p with High Dynamic Range. The soundtrack is provided in English Dolby Atmos / Dolby TrueHD 7.1.
The 2-disc combo editions from Lionsgate include a second disc (either Blu-ray or DVD) and a code to redeem a Digital Copy.
Chaos Walking is priced $19.96 (List: $30.99) on Blu-ray and $24.96 (List: $39.99) on 4k Blu-ray. Buy on Amazon