How much coast is there?

New Zealand’s coastline is 36 times as long as Tonga’s.

New Zealand: 15,134 km (2026 edition) · Tonga: 419 km (2026 edition)

How high can you climb?

Tonga’s highest peak towers 1,016 m above New Zealand’s.

New Zealand: 30 m (2026 edition) · Tonga: 1,046 m (2026 edition)

How many people live there?

New Zealand has 51 times as many people as Tonga.

New Zealand: 5.32 million (2025) · Tonga: 103,742 (2025)

How crowded is it?

Tonga is 7.1 times as densely populated as New Zealand.

New Zealand: 20 per km² (2025) · Tonga: 144 per km² (2025)

How old is the typical person?

The typical person in New Zealand is 17 years older than in Tonga.

New Zealand: 37.3 years (2023) · Tonga: 20.7 years (2023)

How many children per woman?

Women in Tonga have 1.5 more children on average than in New Zealand.

New Zealand: 1.57 children per woman (2024) · Tonga: 3.1 children per woman (2024)

How many people are 65 or older?

18% of people in New Zealand are 65 or older, versus 6.9% in Tonga.

New Zealand: 17.6% (2025) · Tonga: 6.9% (2025)

How many Nobel laureates were born there?

New Zealand: 5.6 (2025) · Tonga: no data

How many official languages?

New Zealand has 3 official languages, Tonga 2.

New Zealand: 3 (2026) · Tonga: 2 (2026)

How big is the economy?

New Zealand’s economy is 389 times the size of Tonga’s.

New Zealand: $264 billion (2025) · Tonga: $679 million (2025)

How much is produced per person?

New Zealand produces 6.6 times as much per person as Tonga.

New Zealand: Int$57,350 (2025) · Tonga: Int$8,675 (2025)

How evenly is income shared?

New Zealand: no data · Tonga: 27.1 (2021)

How many people are looking for work?

Unemployment is 5.1% in New Zealand, versus 2.0% in Tonga.

New Zealand: 5.1% (2025) · Tonga: 2% (2025)

How much goes to the military?

New Zealand: 1.2% (2024) · Tonga: no data

How expensive is it?

New Zealand’s price level (US = 100) is 1.1× Tonga’s.

New Zealand: 86% (2025) · Tonga: 75% (2025)

How much is spent on health?

New Zealand spends 14 times as much on health per person as Tonga.

New Zealand: $5,022 (2024) · Tonga: $358 (2023)

How many babies don’t reach their first birthday?

A baby in Tonga is 2 times as likely to die before turning one as in New Zealand.

New Zealand: 4 per 1,000 (2024) · Tonga: 7.8 per 1,000 (2024)

How many doctors are there?

New Zealand has 3.6 times as many doctors per person as Tonga.

New Zealand: 3.6 per 1,000 (2022) · Tonga: 1 per 1,000 (2021)

How common is obesity?

72% of adults in Tonga are obese, versus 35% in New Zealand.

New Zealand: 34.7% (2024) · Tonga: 72.3% (2024)

How many adults smoke?

32% of adults in Tonga smoke, versus 9.3% in New Zealand.

New Zealand: 9.3% (2024) · Tonga: 32.1% (2024)

How do people rate their lives?

New Zealand: 7.00 (2025) · Tonga: no data

How much do people drink?

Adults in New Zealand drink 45 times as much alcohol as in Tonga.

New Zealand: 8.9 litres (2023) · Tonga: 0.2 litres (2023)

How much meat is on the menu?

Tonga has 2 times as much meat per person as New Zealand.

New Zealand: 79.5 kg (2023) · Tonga: 156.9 kg (2023)

How much food is there per day?

New Zealand has 63 kcal more food per person per day than Tonga.

New Zealand: 3,122 kcal (2023) · Tonga: 3,059 kcal (2023)

How long do people work?

New Zealand: 1,708 hours (2023) · Tonga: no data

How long do people go to school?

Adults in New Zealand went to school 2 years longer than in Tonga.

New Zealand: 12.9 years (2023) · Tonga: 10.9 years (2023)

How many tourists visit?

New Zealand welcomed 3.4 times as many tourists per resident as Tonga (2019).

New Zealand: 0.6 (2024) · Tonga: 0.18 (2022)

How many people are online?

94% of people in New Zealand are online, versus 67% in Tonga.

New Zealand: 94% (2024) · Tonga: 67% (2024)

Who has electricity at home?

New Zealand and Tonga are practically level.

New Zealand: 100% (2024) · Tonga: 100% (2024)

How many live in cities?

84% of people in New Zealand live in cities, versus 21% in Tonga.

New Zealand: 84% (2025) · Tonga: 21% (2025)

How many phones per person?

New Zealand has 130 mobile subscriptions per 100 people, Tonga 62.

New Zealand: 130 (2024) · Tonga: 62 (2022)

How much railway is there?

New Zealand: 4,128 km (2018) · Tonga: no data

How much do they fly?

New Zealand: 2.82 (2023) · Tonga: no data

How much of the land is forest?

Forest covers 38% of New Zealand, but only 12% of Tonga.

New Zealand: 37.8% (2023) · Tonga: 12.4% (2023)

How much CO₂ does each person emit?

The average person in New Zealand emits 4.3 times as much CO₂ as someone in Tonga.

New Zealand: 6.2 t (2024) · Tonga: 1.5 t (2024)

How green is the power grid?

89% of New Zealand’s electricity is renewable, versus 14% in Tonga.

New Zealand: 88.5% (2025) · Tonga: 14.3% (2024)

How clean is the air?

The air in New Zealand carries 84% more fine dust than in Tonga.

New Zealand: 7 µg/m³ (2024) · Tonga: 3.8 µg/m³ (2024)

How common is murder?

You are 54% more likely to be murdered in New Zealand than in Tonga.

New Zealand: 1.5 per 100k (2022) · Tonga: 0.9 per 100k (2019)

How dangerous are the roads?

Roads in Tonga are 29% deadlier than in New Zealand.

New Zealand: 6.6 per 100k (2021) · Tonga: 8.5 per 100k (2021)

How warm is it?

New Zealand: 11.1°C (2016–2025 avg) · Tonga: no data

How much rain falls?

New Zealand: 1,596 mm (2016–2025 avg) · Tonga: no data