. While the original game was a "diamond in the rough" with heavy hardware requirements, the Redux version introduced significant optimization, visual overhauls, and mechanical refinements. Metro Wiki Technical Evolution & Engine Capabilities

The primary "cost" of a highly compressed game is moved from the download to the installation phase.

: Unlike the original, the Redux version was rebuilt in the Metro: Last Light engine, bringing improved lighting, AI, and stealth mechanics.

| Hardware | Minimum Requirement | Recommended (for smooth decompression) | | :--- | :--- | :--- | | | Windows 7, 8, 10 (64-bit) | Windows 10/11 (64-bit) | | CPU | Intel Core 2 Duo E4600 @ 2.4GHz | Intel Core i5-2400 @ 3.1GHz | | RAM | 4 GB (6 GB for decompression) | 8 GB | | GPU | NVIDIA GTX 260 (1 GB) | NVIDIA GTX 1050 Ti (2 GB) | | Storage (Final) | 10 GB | 10 GB | | Storage (Temp) | + 8 GB free for installer cache | + 8 GB free | | Download Size | 1.8 GB – 3.2 GB (depending on repack) | Same |

Despite being compressed for download, the game still requires specific hardware to run smoothly once installed: Windows 7, 8, or 10 (64-bit only). Processor: Dual Core CPU (2.2+ GHz). Memory: 4 GB RAM.