Google Maps
Rating delta vs country baseline: -0.01
Review-volume delta vs country baseline: 9
Rating delta vs Porto: -0.01
Review-volume delta vs Porto: 9
Product
Appearance
System
Benchmark
Compare Restaurants on Google Maps and TripAdvisor in Porto against Porto and Portugal using rating and review-volume gaps.
Use this table to separate platform effects (Google Maps vs TripAdvisor) from market effects (Porto vs Porto and Portugal).
Focus on one measurable signal first, then track the next 30 to 90 days to see whether the pattern changes.
| Platform | Porto rating | Porto rating | Portugal rating | Porto reviews | Porto reviews | Portugal reviews |
|---|---|---|---|---|---|---|
| Google Maps |
4.56★
-0.01
|
4.57★
Sample Size: 157 reviews
vs subdivision: -0.01
|
4.57★
Sample Size: 157 reviews
|
1,129
+9
|
1,120
vs subdivision: +9
|
1,120
|
| Tripadvisor |
4.56★
0.00
|
4.56★
Sample Size: 124 reviews
|
4.56★
Sample Size: 124 reviews
|
1,269
0
|
1,269
|
1,269
|
Start with cross-platform gaps, then verify whether the city is outperforming or underperforming regional and country baselines.
Largest rating gap appears on Google Maps (0.01 stars vs country baseline).
Largest review-volume gap appears on Google Maps (9 reviews vs country baseline).
Largest rating gap vs Porto appears on Google Maps (0.01 stars).
Largest review-volume gap vs Porto appears on Google Maps (9 reviews).
Google Maps
Rating delta vs country baseline: -0.01
Review-volume delta vs country baseline: 9
Rating delta vs Porto: -0.01
Review-volume delta vs Porto: 9
Tripadvisor
Rating delta vs country baseline: 0.00
Review-volume delta vs country baseline: 0
Use these insights to decide what deserves a closer local review.