What is the difference between news, analysis, opinion and sponsored content?
They are distinct categories with different standards, and outlets label them inconsistently enough that many readers cannot tell them apart.
News reporting aims to describe what happened. The convention is that the reporter's own view stays out and claims are attributed to sources. It answers what, who, when, where.
Analysis explains what a development means, drawing on the writer's expertise. It goes beyond description into interpretation — why this happened, what follows. It is not neutral in the way news claims to be, but it is constrained by evidence rather than preference. Usually labelled "Analysis" and often written by a specialist correspondent.
Opinion argues a position. Columns, editorials and comment pieces exist to persuade. An editorial represents the publication's institutional view; a column represents the writer's. Neither is required to be balanced, and both are legitimate — the problem is only when readers mistake them for reporting.
Sponsored content is paid for by an advertiser. "Native advertising", "partner content", "promoted", "brand voice" and "in association with" all indicate it. It is designed to resemble editorial content, which is the point of it commercially and the objection to it ethically. Regulators in most countries require it to be identifiable, but labelling is frequently faint, ambiguous or placed where readers do not look.
How to tell them apart in practice: look for a category label near the headline or byline; check whether the byline is a staff journalist, a guest, or a brand; ask whether the piece is describing or arguing; and watch for the tell of sponsored content, which is that a single company's product is the solution to the problem described.
A significant complication: social media strips the context. A shared link arrives without the section label, so an opinion column and a news report look identical in a feed.