[4][5] The Casper has been developed in compliance with the "light car" (Korean: 경차, romanized: Gyeongcha) category in South Korea which offers tax incentives for vehicles with exterior dimensions below 3,600 mm (141.7 in) in length and 1,600 mm (63.0 in) in width, and is the first Hyundai vehicle to occupy the segment after the Atos.

[9][10] It's also confirmed that the Casper will be getting advanced driver-assistance systems across three trim lines, Smart, Modern and Inspiration.

Hot stamping, a lightweight construction method, was applied to major areas to minimize body deformation in case of collision.

The torsional rigidity and average tensile strength were increased through the high-strength lightweight body.

[15] the facelift was revelead on 16 August 2024 On 27 June 2024 at the Busan International Mobility Show, Hyundai introduced a battery electric derivative of the Casper.

[22]The integrated drive module used by the Casper Electric / Inster is sourced from BorgWarner.

[20] Maximum outputs are 71 kW (97 PS; 95 hp) and 147 N⋅m (108 lbf⋅ft) for the front-mounted traction motor on the Standard range model, and 84.5 kW (115 PS; 113 hp) and 147 N⋅m (108 lbf⋅ft) for the Long Range model.