Compare only what Rockstar confirms
The Standard Edition includes the game. Ultimate includes the game plus the listed Ultimate Edition Upgrade content. Regional pricing is pending confirmation and is not inferred here.
Keep upgrade eligibility separate
Whether a Standard Edition owner can upgrade depends on the official terms. Physical Standard Edition owners can upgrade after redeeming their digital download code.
SOURCE & UPDATE POLICY
Verify before you buy or plan
Official Standard/Ultimate distinction and upgrade terms.
Read the official source ↗