Population
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This comparison uses the latest available atlas values for each country; reporting years can differ by metric.
Population
Surface area
Nominal GDP
Proportional bars and relative differences make the headline numbers easier to read.
Papua New Guinea’s population is about 12.9× that of the Solomon Islands, a difference of 9,757,304.
Papua New Guinea’s surface area is about 16.0× that of the Solomon Islands, a difference of 433,940 km².
The Solomon Islands’ population density is 24% higher than that of Papua New Guinea, a difference of 5.5 /km².
Papua New Guinea’s nominal GDP is about 20.1× that of the Solomon Islands, a difference of $30.22 billion.
Papua New Guinea’s GDP per capita is 56% higher than that of the Solomon Islands, a difference of $1,073.
Values use the latest available observations in WorldSumma. Economic reporting years are shown when available and can differ by country.
Port Moresby
Honiara
10,576,502
819,198
462,840 km²
28,900 km²
22.9 /km²
28.3 /km²
$31.80 billion · 2024
$1.58 billion · 2024
$3,007 · 2024
$1,934 · 2024
Oceania
Oceania
Melanesia
Melanesia
Papua New Guinean kina · PGK · K
Solomon Islands dollar · SBD · Si$
Papua New Guinean, Papuan
Solomon Island
+675
+677
.pg
.sb
PG / PNG
SB / SLB
Pacific/Bougainville, Pacific/Port_Moresby
Pacific/Guadalcanal
Papua Niugini
Solomon Islands
| Measure | Papua New Guinea | Solomon Islands |
|---|---|---|
| Capital | Port Moresby | Honiara |
| Population | 10,576,502 | 819,198 |
| Surface area | 462,840 km² | 28,900 km² |
| Population density | 22.9 /km² | 28.3 /km² |
| Nominal GDP | $31.80 billion · 2024 | $1.58 billion · 2024 |
| GDP per capita | $3,007 · 2024 | $1,934 · 2024 |
| Region | Oceania | Oceania |
| Subregion | Melanesia | Melanesia |
| Currency | Papua New Guinean kina · PGK · K | Solomon Islands dollar · SBD · Si$ |
| Nationality | Papua New Guinean, Papuan | Solomon Island |
| Phone code | +675 | +677 |
| Internet domain | .pg | .sb |
| ISO codes | PG / PNG | SB / SLB |
| Time zone | Pacific/Bougainville, Pacific/Port_Moresby | Pacific/Guadalcanal |
| Native name | Papua Niugini | Solomon Islands |
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Papua New Guinea, perched on the eastern half of the world's second‑largest island, dazzles with its rugged mountains, lush rainforests, and a mosaic of peoples whose languages and traditions rival any nation on Earth.
Full Papua New Guinea profile →The Solomon Islands is an archipelago in Melanesia, east of Papua New Guinea and northwest of Vanuatu.
Full Solomon Islands profile →The capital of Papua New Guinea is Port Moresby.
Papua New Guinea has a recorded population of approximately 10,576,502 people.
Papua New Guinea covers an area of about 462,840 km².
Papua New Guinea has a population density of roughly 22.9 /km² (people per square kilometre).
Papua New Guinea has a gross domestic product (GDP) of approximately $31.80 billion as of 2024.
Papua New Guinea has a GDP per capita of approximately $3,007.
Papua New Guinea uses the Papua New Guinean kina (PGK), with the symbol K.
Papua New Guinea is located in Melanesia, Oceania.
The native name of Papua New Guinea is Papua Niugini.
People from Papua New Guinea are referred to as Papua New Guinean, Papuan.
The international dialing code for Papua New Guinea is +675.
The country code top-level domain (ccTLD) for Papua New Guinea is .pg.
Papua New Guinea spans 2 time zones including Pacific/Bougainville, Pacific/Port_Moresby.
Papua New Guinea, perched on the eastern half of the world's second‑largest island, dazzles with its rugged mountains, lush rainforests, and a mosaic of peoples whose languages and traditions rival any nation on Earth.
The capital of Solomon Islands is Honiara.
Solomon Islands has a recorded population of approximately 819,198 people.
Solomon Islands covers an area of about 28,900 km².
Solomon Islands has a population density of roughly 28.3 /km² (people per square kilometre).
Solomon Islands has a gross domestic product (GDP) of approximately $1.58 billion as of 2024.
Solomon Islands has a GDP per capita of approximately $1,934.
Solomon Islands uses the Solomon Islands dollar (SBD), with the symbol Si$.
Solomon Islands is located in Melanesia, Oceania.
People from Solomon Islands are referred to as Solomon Island.
The international dialing code for Solomon Islands is +677.
The country code top-level domain (ccTLD) for Solomon Islands is .sb.
Solomon Islands uses the Pacific/Guadalcanal time zone.
The Solomon Islands is an archipelago in Melanesia, east of Papua New Guinea and northwest of Vanuatu.