City, Berlin vs City, Helsinki

Same instrument, two spec sheets — measured, not claimed.

Uptime · 30d
Uptime · 90d99.02%52.9%
Uptime · 30d98.3%45.0%
P50 · ms861710
P95 · ms32312052
Authnonenone
CORSnono
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseVaries per dataset (many CC-BY / dl-de-by-2.0)Unverified
Free tierFree — limits not publishedFree — limits not published
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

City, Berlin vs City, Helsinki: common questions

Which is more reliable, City, Berlin or City, Helsinki?

On our scheduled checks, City, Berlin leads on measured uptime — City, Berlin at 99.02% versus City, Helsinki at 52.9% over 90 days. These are our own probe results, not provider claims; the uptime bars above show the day-by-day record for both.

Which is faster, City, Berlin or City, Helsinki?

City, Helsinki has the lower median latency in our checks — City, Berlin responds in 861 ms versus City, Helsinki at 710 ms (P50). Tail latency (P95) is in the table above; for most workloads the median is the number that shapes how the API feels.

Do City, Berlin and City, Helsinki need an API key?

Neither needs a paid key — City, Berlin is callable with no signup, and City, Helsinki is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call City, Berlin and City, Helsinki from the browser?

Neither sends browser-friendly CORS headers reliably, so call City, Berlin and City, Helsinki from a server or proxy rather than client-side. The CORS and HTTPS rows above show exactly what we detected for each.

Are City, Berlin and City, Helsinki free for commercial use?

City, Berlin has unclear commercial terms, and City, Helsinki has unclear commercial terms. We track service terms and the data license as separate fields — see the Commercial use and Data license rows above, and confirm both before shipping either in a paid product.