Compare two world cities side by side: population ratio, distance, latitude, ele...

{ "method": "GET", "queryParams": { "a": "Tokyo", "b": "Sao Paulo" }, "type": "http" }

{ "example": { "a": { "admin1Code": "40", "admin1Name": "Tokyo", "asciiName": "Tokyo", "country": "JP", "countryName": "Japan", "elevationM": 44, "geonameId": 1850147, "hemisphere": "northern, eastern", "lat": 35.6895, "lon": 139.69171, "name": "Tokyo", "population": 9733276, "role": "national capital", "timezone": "Asia/Tokyo", "utcOffsetNow": "+09:00" }, "aAheadOfBHours": 12, "asOf": "2026-10-21T06:28:04.319Z", "asOfUtc": "2026-10-21T06:28:04Z", "attribution": "City data: GeoNames (geonames.org), licensed CC BY 4.0, cities15000 snapshot 2026-10-21. Crowd-edited; populations and coordinates may be dated.", "b": { "admin1Code": "27", "admin1Name": "Sao Paulo", "asciiName": "Sao Paulo", "country": "BR", "countryName": "Brazil", "elevationM": 769, "geonameId": 3448439, "hemisphere": "southern, western", "lat": -23.5475, "lon": -46.63611, "name": "São Paulo", "population": 12400232, "role": "first-level administrative seat", "timezone": "America/Sao_Paulo", "utcOffsetNow": "-03:00" }, "degraded": false, "disclaimer": "Screening signal computed from the named public source. Not financial, legal or investment advice; provided as is. Verify at the source before acting.", "distanceKm": 18533.8, "distanceMiles": 11516.4, "elevationDifferenceM": 725, "latitudeDifferenceDeg": 59.24, "notChecked": [ "metro-area sizes, economy, climate or cost of living", "whether the two populations are from the same year", "…1 more" ], "populationDifference": -2666956, "populationRatioAOverB": 0.785, "reasons": [], "sameCountry": false, "sameTimezone": false, "source": "GeoNames cities15000 (CC BY 4.0) + IANA tz data via Intl", "summary": "Tokyo (9,733,276) vs São Paulo (12,400,232): São Paulo is 1.27 times larger; 18,534 km apart; 12 hours time difference now.", "timeDifferenceHoursNow": 12, "verdict": "COMPARED" }, "type": "json" }