Saint Petersburg or Sydney: which is better?
World city: head-to-head comparison
Saint Petersburg wins on more indicators: 1 of 2 against 0.
- Climate and risks: Saint Petersburg 1:0
All indicators weigh the same. This is a score based on data, not advice on where to live: different people have different circumstances.
Saint Petersburg
Indicator
Sydney
Population
no winnerCity population
neutral indicator: higher does not mean better
5,028,000 people
GeoNames snapshot (all-the-cities 3.1.0 package, 2022), exact date not stated
4,627,345 people
GeoNames snapshot (all-the-cities 3.1.0 package, 2022), exact date not stated
Urban centre population
neutral indicator: higher does not mean better
4,878,966 people
2025
4,375,394 people
2025
Urban centre area
neutral indicator: higher does not mean better
550 km²
2025
1,378 km²
2025
Urban centre density
neutral indicator: higher does not mean better
8,871 people per km²
2025
3,175 people per km²
2025
Urban centre population growth, 2015–2025
neutral indicator: higher does not mean better
9.5 %
2015–2025
15.9 %
2015–2025
Climate and risks
Better: Saint Petersburg (1 : 0)Hot days (max ≥ +30 °C)
no data for one of the places
no data
41 days per year
2016-2025
Frost days (min ≤ −10 °C)
no data for one of the places
no data
0 days per year
2016-2025
Severe frost (min ≤ −20 °C)
no data for one of the places
no data
0.0 days per year
2016-2025
Ice days (max ≤ 0 °C)
no data for one of the places
no data
0 days per year
2016-2025
Heating degree days
no data for one of the places
no data
485 °C·days per year
2016-2025
Cooling degree days
no data for one of the places
no data
950 °C·days per year
2016-2025
Rainy days
neutral indicator: higher does not mean better
128 days per year
2016-2025
97 days per year
2016-2025
Annual precipitation
neutral indicator: higher does not mean better
708 mm per year
2016-2025
1,199 mm per year
2016-2025
Daylight on December 21
neutral indicator: higher does not mean better
5.9 hours
December 21 and June 21 (does not depend on the year)
14.4 hours
December 21 and June 21 (does not depend on the year)
Daylight on June 21
neutral indicator: higher does not mean better
18.8 hours
December 21 and June 21 (does not depend on the year)
9.9 hours
December 21 and June 21 (does not depend on the year)
Air humidity
neutral indicator: higher does not mean better
76 %
2021-2025
69 %
2021-2025
Muggy days (dew point ≥ +20 °C)
lower is better
✓0 days per year
2021-202599% lower
✗20 days per year
2021-20259750% higher
Distance to the sea
neutral indicator: higher does not mean better
8 km
2006-2025
7 km
2006-2025
Earthquakes M4.5+ within 100 km
tie
0.00 per year
2006-2025
0.00 per year
2006-2025
A winner is named only for indicators with a known “better / worse” direction. Population and other neutral indicators are shown without a winner. Outdated and missing values are not counted. Details for each place: Saint Petersburg, Sydney.