Sessions and visits are often used interchangeably in web analytics, but they have distinct characteristics. A session typically refers to a group of user interactions with your website within a specific time frame, usually ending after 30 minutes of inactivity, whereas a visit traditionally represents a single instance of a user coming to your website. Sessions are more commonly used in modern analytics platforms like Google Analytics and capture multiple page views, events, and interactions within one active period, while measuring unique behaviours. Visits, on the other hand, are a somewhat older metric that simply counts each time someone accesses your site, regardless of what they do once there.
When analysing the effectiveness of a content marketing campaign, sessions would be the preferred metric as they provide deeper insights into user engagement and behaviour. For example, if you're evaluating how users navigate through your blog content, sessions would show you not only how many times users accessed your site but also how they moved between articles, how long they stayed, and what actions they took before leaving—giving you a more comprehensive understanding of content performance. Visits would merely tell you how many times your site was accessed, which might be sufficient for basic traffic reporting but lacks the contextual information needed for optimisation decisions.