How many years of comparable data are there for Japan and Sri Lanka?

51 years are reported by both, from 1965 to 2023.

Where does this data come from?

Statizoid (derived), published as Mobile cellular subscriptions, per square kilometre. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Japan vs Sri Lanka: Mobile cellular subscriptions, per square kilometre

Japan

608.71 units per square kilometre

in 2023

Sri Lanka

528.35 units per square kilometre

in 2023

Japan rank

19th

Sri Lanka rank

21st

Mobile cellular subscriptions, per square kilometre over time

Japan
Sri Lanka

How they compare

Japan currently reports 608.71 units per square kilometre against 528.35 units per square kilometre in Sri Lanka, a difference of 80.36 units per square kilometre.

That makes Japan's figure about 1.2 times Sri Lanka's.

The two have swapped places 1 time across 51 shared years of data; in 1965 it was Sri Lanka ahead.

Japan ranks 19th and Sri Lanka ranks 21st of 212 countries.

Japan has averaged higher in every one of the 7 decades both report.

Head to head by decade

Decade	Japan	Sri Lanka	Difference	Ahead
1960s	0 units per square kilometre	0 units per square kilometre	0 units per square kilometre	—
1970s	0 units per square kilometre	0 units per square kilometre	0 units per square kilometre	—
1980s	0.3128 units per square kilometre	0 units per square kilometre	0.3128 units per square kilometre	Japan
1990s	52.52 units per square kilometre	1.14 units per square kilometre	51.38 units per square kilometre	Japan
2000s	255.47 units per square kilometre	79.38 units per square kilometre	176.09 units per square kilometre	Japan
2010s	430.59 units per square kilometre	376.03 units per square kilometre	54.56 units per square kilometre	Japan
2020s	568.01 units per square kilometre	516.59 units per square kilometre	51.42 units per square kilometre	Japan

Averages of every year both report within each decade.

Frequently asked questions

Which has higher mobile cellular subscriptions, per square kilometre, Japan or Sri Lanka?: Japan, at 608.71 units per square kilometre against 528.35 units per square kilometre in Sri Lanka as of 2023.
What is the difference in mobile cellular subscriptions, per square kilometre between Japan and Sri Lanka?: 80.36 units per square kilometre, with Japan ahead.
How many years of comparable data are there for Japan and Sri Lanka?: 51 years are reported by both, from 1965 to 2023.
How do Japan and Sri Lanka rank globally for mobile cellular subscriptions, per square kilometre?: Japan ranks 19th and Sri Lanka ranks 21st of 212 countries.
Where does this data come from?: Statizoid (derived), published as Mobile cellular subscriptions, per square kilometre. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Japan vs Sri Lanka: Mobile cellular subscriptions, per square kilometre. Statizoid, drawing on Statizoid (derived). Retrieved 18 August 2026, from https://infrastructure.statizoid.com/compare/mobile-cellular-subscriptions-per-square-kilometre/japan/sri-lanka/

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About this data

Indicator: Mobile cellular subscriptions, per square kilometre
Unit: units per square kilometre
Source: Statizoid (derived)
Licence: Derived by Statizoid from the sources named on the page
Coverage: 259 places, 11,974 data points, 1965–2023
Last refreshed: 18 August 2026

Mobile cellular subscriptions divided by Land area (sq. km), matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.