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The number of times your video ads were watched to at least 50% completion—indicates moderate viewing engagement.

Formula

Meta Video 50% Views = COUNT ( 50% Completion Views )

Formula Components

MetricDefinition
50% Completion ViewsEach instance where a viewer watches at least half of your video ad
Metadata
TypeNumber
Data SourceMeta Ads
AggregationSum

Example

Your fitness brand ran a 40-second workout preview across three ad sets last week. Here’s how viewers progressed through each video:
Ad SetImpressions50% Views50% View Rate
Morning Routine62,00018,60030%
HIIT Preview48,00020,16042%
Recovery Tips55,00011,00020%
The HIIT preview maintains viewer attention through the midpoint, while Recovery Tips needs a stronger narrative hook.

How It Works

Meta fires a 50% completion event when a viewer watches at least half of your video’s total duration. For a 40-second video, this means watching at least 20 seconds. This metric counts each qualifying view, including repeat views from the same person.

When to Use

ScenarioAction
Strong 25% but weak 50% viewsYour middle content loses viewers—tighten the narrative
Comparing video lengthsShorter videos often have higher 50% rates; test formats
Building warm remarketing audiencesTarget 50%+ viewers for bottom-funnel conversion ads
Evaluating message delivery50% completion means your core message likely landed

MetricRelationship
Meta Video 25% ViewsEarlier funnel stage showing initial hook effectiveness
Meta Video 75% ViewsNext milestone showing strong content retention
Meta Video CompletionsViewers who watched your entire video
See all Meta Video metrics →