Expect 120–150 GB at launch, growing to 200+ GB with updates. Rockstar hasn't confirmed the exact file size, but based on GTA V's bloated install (100+ GB after updates), Red Dead Redemption 2's massive 150 GB footprint, and GTA 6's significantly larger world, industry analysts estimate 120–150 GB on day one. With GTA Online updates, patches, and DLC, the total could easily exceed 200 GB within a year.
Estimated Size by Platform
PS5's Kraken compression technology significantly reduces file sizes compared to other platforms. Sony's custom SSD architecture helps too.
Xbox's BCPack texture compression is good but typically results in slightly larger installs than PS5.
PC versions are typically the largest due to uncompressed audio, higher-res textures, and multiple language packs. GTA V on PC is 95 GB vs 76 GB on PS4.
Series S typically gets smaller installs with lower-res textures. Still a big chunk of the 512 GB drive.
How GTA 6 Compares
Why Will It Be So Large?
Several factors drive GTA 6's expected massive file size. The map is reportedly the largest Rockstar has ever built — significantly bigger than GTA V's Los Santos and Blaine County combined. High-fidelity 4K textures for next-gen hardware, a dynamic weather system with volumetric clouds and water, and a licensed soundtrack that likely spans hundreds of tracks all add up fast.
Audio is often the sleeper contributor. GTA V's radio stations alone took up over 15 GB. With GTA 6 expected to feature even more stations, plus fully voice-acted cutscenes, ambient dialogue, and environmental audio for a Florida setting (thunderstorms, swamp ambience, ocean waves), audio could easily account for 25–40 GB on its own.
How to Prepare Your Storage
The PS5 has 667 GB of usable space. GTA 6 alone could take 15–20% of your entire drive. Consider adding a compatible M.2 NVMe SSD — a 2 TB drive like the WD Black SN850X or Samsung 990 Pro is ideal.
Move games you're not actively playing to USB external storage (HDD is fine for PS4 games). Delete old screenshots and video clips — they add up faster than you'd think.
Xbox Series X has 802 GB usable; Series S has just 364 GB. Series S owners should strongly consider the Seagate Storage Expansion Card or a compatible external USB drive for non-optimized games.
Use the Xbox app to manage storage remotely. Set up auto-updates so the day-one patch downloads while you sleep.
Install on an NVMe SSD for the best loading times — GTA 6 will almost certainly require SSD storage, not a hard drive. A dedicated 1 TB SSD for games gives you plenty of headroom.
PC file sizes tend to be larger but also benefit from better compression options. Keep 50+ GB free beyond the install for patches, shader caches, and swap files.
Post-Launch Growth
Here's the part nobody talks about enough: GTA V launched at 65 GB in 2013 and is now over 95 GB. Call of Duty: Modern Warfare went from 175 GB to over 200 GB with updates. GTA 6 will follow the same pattern.
GTA 6 Online updates, seasonal content, new vehicles, properties, and heist DLC will steadily increase the file size over years. Budget for at least 200 GB of total space if you plan to play GTA 6 long-term. And pre-order digitally if you can — pre-loading lets you download the game days before launch so you're ready on day one.
FAQ
How many GB is GTA 6?
Not officially confirmed. Based on RDR2 (150 GB), GTA V's growth trajectory, and the scale of GTA 6's world, expect 120–150 GB at launch on consoles and potentially more on PC.
Will GTA 6 fit on PS5 without extra storage?
Yes, but it will take a significant chunk. The PS5 has 667 GB usable, and GTA 6 could require 100–130 GB. You'll have room for 3–4 other major games alongside it without an expansion SSD.
Can I install GTA 6 on an external hard drive?
On PS5 and Xbox Series X|S, next-gen games must be installed on the internal SSD or an approved expansion (NVMe for PS5, Seagate card for Xbox). External USB drives can store but not run the game. PC players can install on any SSD, but an NVMe is strongly recommended.
How long will GTA 6 take to download?
At an estimated 130 GB: about 17 minutes on a 1 Gbps connection, 1 hour on 300 Mbps, or 3 hours on 100 Mbps. Pre-loading before launch day is highly recommended. Check our Day-Off Calculator to plan your download timing.
Updated April 2026. These are estimates based on industry analysis and Rockstar's track record. Official file sizes will be confirmed closer to launch.