Top 10 Largest Muslim Economies in the World (2026)

The 57 member states of the Organisation of Islamic Cooperation (OIC) collectively represent a GDP of nearly $30 trillion at purchasing power parity — roughly a quarter of the global economy. Yet economic weight is distributed unevenly. A handful of countries account for the lion’s share of output, trade, and investment. Here is where each of the top 10 stands in 2026, based on IMF World Economic Outlook data from October 2025.

Quick Reference: Top 10 Muslim Economies by Nominal GDP (2025)

Sources: IMF World Economic Outlook, October 2025. All GDP figures are nominal (current USD).

Related: Which Muslim Countries Owe the IMF the Most Money?

What Counts as a “Muslim Economy”?

For this analysis, a Muslim economy is any country with a Muslim-majority population that holds OIC membership. The rankings use nominal GDP in US dollars — the standard measure for cross-country comparisons — sourced from the IMF’s October 2025 World Economic Outlook database. PPP figures are referenced where relevant for context on domestic purchasing power.

1. Turkey — $1.57 Trillion

Turkey sits at the top of the OIC rankings and is now the 16th-largest economy on earth. Its nominal GDP crossed $1.5 trillion in 2024 and reached $1.57 trillion in 2025, despite an extended battle with inflation that peaked above 80% in 2022 before central bank tightening began to take effect.

The economy is genuinely diversified: manufacturing, agriculture, construction, tourism, and financial services all contribute meaningfully. Istanbul functions as a regional financial hub, and Turkey’s export base — textiles, machinery, vehicles, chemicals — gives it resilience that commodity-dependent economies lack. The IMF estimates 4.1% real growth in 2025, a recovery from the sharp slowdown caused by monetary tightening.

Turkey’s strategic location between Europe, the Middle East, and Central Asia gives it outsized influence in trade routes and logistics. The country handled over $250 billion in exports in 2024 and continues to attract foreign direct investment despite periodic currency volatility.

2. Indonesia — $1.44 Trillion

Indonesia is home to the world’s largest Muslim population — around 240 million people — and is the anchor economy of Southeast Asia. Nominal GDP reached $1.44 trillion in 2025, and the IMF has raised its 2026 growth forecast to 5.1%, signaling confidence in the country’s trajectory.

Growth is broad-based. Domestic consumption drives roughly 55% of GDP, underpinned by a young, urbanizing population. The Joko Widodo and Prabowo administrations have pushed infrastructure investment aggressively, improving port capacity, roads, and digital connectivity across the archipelago’s 17,000 islands.

Indonesia is also positioning itself as a critical node in global supply chains. It holds the world’s largest nickel reserves — a key ingredient in electric vehicle batteries — and has moved to restrict raw ore exports, forcing refinement onshore and capturing more value domestically. The country joined BRICS in January 2025, adding another dimension to its international economic relationships.

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3. Saudi Arabia — $1.27 Trillion

Saudi Arabia’s nominal GDP reached $1.27 trillion in 2025, with the IMF projecting 4.0% overall growth and 3.4% growth in the non-oil sector specifically. That split matters: Vision 2030, the kingdom’s sweeping economic transformation program launched in 2016, is explicitly designed to break the dependence on petroleum revenue.

Progress has been substantial. Non-oil activities now account for 57% of GDP, up from around 40% in 2015, and the target is 65% by 2030. Non-oil revenues have surged 113% above the 2016 baseline. Female labour force participation hit 36.2% in Q3 2024, exceeding the Vision 2030 target five years ahead of schedule. Unemployment fell to 7% in Q4 2024, also beating the target early.

The Public Investment Fund (PIF) is deploying more than $40 billion annually into economic diversification, with major projects including NEOM (a futuristic city in the northwest), Red Sea tourism developments, and domestic entertainment and sports investments. In March 2025, S&P upgraded Saudi Arabia’s credit rating to A+, citing sustained reform momentum.

Oil remains central — the kingdom is still the world’s largest crude exporter — but the direction of travel is clear.

4. United Arab Emirates — $569 Billion

The UAE punches far above its weight. With a population of just 10 million, it generates $569 billion in nominal GDP — a per-capita figure that exceeds most developed economies. GDP grew 4.8% in 2025, and the IMF projects 5% growth in 2026.

Non-oil sectors now contribute 77% of real GDP, a transformation that has been decades in the making. Financial services expanded 9% in 2025, construction grew 8.7%, real estate 7.9%, and manufacturing 6.9%. Dubai’s position as a global logistics and finance hub generates significant income that insulates the economy from oil price swings that affect its Gulf neighbors more severely.

The country’s Vision 2031 strategy targets a doubling of GDP to AED 3 trillion (roughly $820 billion) by 2031. Attracting skilled migrants, financial firms, and technology companies through regulatory reform and quality of life investments is central to that plan. Abu Dhabi’s sovereign wealth funds — ADIA and Mubadala — hold global assets estimated above $2 trillion, giving the country financial buffers that few nations can match.

5. Bangladesh — $475 Billion

Bangladesh’s inclusion in the top five is one of the more striking economic stories of the past two decades. Nominal GDP reached $475 billion in 2025, up from roughly $180 billion in 2015. The country sustains 5%+ annual growth by leaning on a ready-made garment sector that generates over 80% of export earnings and employs roughly 4 million workers, the majority of them women.

Bangladesh graduated from the UN’s Least Developed Country category in 2024, a milestone that signals sustained structural progress. Remittances from Bangladeshi workers abroad — primarily in the Gulf, UK, and US — add a further layer of income stability.

Challenges remain significant: infrastructure gaps, climate vulnerability (the country is acutely exposed to flooding and cyclones), and political turbulence following the 2024 resignation of Prime Minister Sheikh Hasina. The interim government has signalled continuity on economic policy, but investor confidence will depend on stable governance in 2026 and beyond.

6. Malaysia — $471 Billion

Malaysia is one of the Muslim world’s most sophisticated economies. Nominal GDP reached $471 billion in 2025, growing 4.5%. The country has successfully climbed the value chain from commodities (palm oil, rubber, petroleum) to electronics manufacturing, financial services, and tourism.

Malaysia is the world’s third-largest producer of semiconductors and a major hub for global chip packaging and testing operations. This has attracted significant investment from US, European, and Taiwanese electronics firms looking to diversify supply chains away from China — a trend that accelerated after 2022 and continued through 2025.

The country is also a global leader in Islamic finance. Its domestic sukuk (Islamic bond) market is the world’s largest, and Kuala Lumpur hosts major multilateral Islamic financial institutions. Malaysia’s halal industry — food, pharmaceuticals, cosmetics — is a growing export earner as global demand for certified halal products rises.

7. Pakistan — $410 Billion

Pakistan’s $410 billion economy operates under persistent fiscal pressure. The country has returned to the IMF multiple times for balance-of-payments support, most recently completing a $3 billion standby arrangement in 2024 before negotiating a new Extended Fund Facility. The economic growth rate is projected at 2.6% in 2025 — real, but below the level needed to absorb a young and fast-growing population of over 240 million.

Agriculture, textiles, and remittances are the economic pillars. Pakistani workers abroad — concentrated in the Gulf — sent home over $27 billion in remittances in 2024, a critical lifeline for foreign exchange. The government has pursued energy sector reform and privatization of state enterprises to improve efficiency and reduce the fiscal deficit.

Pakistan’s potential is substantial — it has a large domestic market, mineral wealth in Balochistan, and a strategic corridor through CPEC (China-Pakistan Economic Corridor). Converting that potential into sustained growth remains the defining economic challenge of the decade.

8. Iran — $357 Billion

Iran’s $357 billion economy is the hardest to assess in this ranking, because Western sanctions mean its data is patchy and its access to global financial systems is severely restricted. The IMF estimates 3.3% growth in 2025, driven largely by oil exports routed through non-Western channels — primarily China — and a domestic economy that has adapted to long-term sanctions pressure through import substitution.

Iran holds the world’s second-largest natural gas reserves and fourth-largest crude oil reserves, giving it significant latent capacity. But until sanctions are substantially lifted, the gap between its resource endowment and its economic output will remain wide. The rial has lost the vast majority of its value against the dollar over the past decade, eroding real incomes despite nominal GDP figures that look relatively stable.

9. Egypt — $349 Billion

Egypt’s $349 billion economy is in recovery mode. After a severe foreign exchange crisis in 2022-2023 that forced repeated devaluations of the pound, Egypt secured a $8 billion expanded IMF program in 2024 and began the fiscal consolidation required to stabilize public finances.

The Suez Canal remains a critical revenue source, generating roughly $9-10 billion annually in transit fees, though Houthi attacks on Red Sea shipping in late 2023 and 2024 caused some traffic diversion that dented receipts. Tourism is recovering strongly, with visitor arrivals approaching pre-pandemic levels. The IMF projects 4% GDP growth in 2025, aided by monetary easing as inflation comes under control.

Egypt’s demographic profile — a population of 107 million growing at around 1.7% annually — is both an asset and a fiscal strain. A young workforce offers long-term growth potential; housing, education, and food subsidies create near-term budgetary pressure. The government’s reform program, backed by Gulf investment and IMF support, aims to expand the private sector’s role in the economy.

10. Nigeria — $285 Billion

Nigeria rounds out the top 10 with a nominal GDP of $285 billion and growth of 3.9% in 2025. That number is significantly higher than older estimates because the IMF incorporated a major rebasing of Nigeria’s national accounts in 2025, adopting 2019 as the new base year. The revision captured previously underreported sectors — digital economy, informal agriculture, modular refining — lifting nominal GDP by over 40%.

Nigeria is Africa’s most populous country (220 million people) and has the continent’s largest economy. Oil still dominates exports and government revenue, but the non-oil sector — agriculture, financial services, telecoms, and a vibrant tech startup scene — has become a larger share of activity. Lagos is sub-Saharan Africa’s most significant financial center.

President Bola Tinubu’s administration removed the fuel subsidy in 2023 and allowed the naira to float, both painful short-term shocks that have improved macroeconomic fundamentals. Inflation remains elevated, but the IMF expects it to decline through 2026 as the naira stabilises and monetary policy tightens. Nigeria’s long-term growth thesis rests on demographic momentum and digital economic development — the country has more fintech startups than any other African market.

The Big Picture: OIC Economic Power in 2026

Combined, OIC member states generate around $29.8 trillion in GDP at purchasing power parity, accounting for roughly 18% of global output. The gap between the OIC’s share of global population (about 25%) and its share of economic output reflects persistent challenges: governance deficits in some members, commodity dependence, underdeveloped financial markets, and — in a handful of cases — the crippling effect of sanctions.

But the direction of travel for leading Muslim economies is broadly positive. Turkey and Indonesia are now firmly in the G20’s economic weight class. Saudi Arabia and the UAE are executing diversification strategies with genuine momentum. Bangladesh has achieved one of the fastest sustained growth runs of any economy this century. Malaysia is emerging as a supply-chain beneficiary from Western efforts to reduce China dependence.

The question for the next decade is whether the middle-tier economies — Pakistan, Egypt, Nigeria — can stabilise their macroeconomic environments sufficiently to convert large populations and significant natural resources into durable growth.

Frequently Asked Questions

Which is the largest Muslim economy in the world in 2026?

Turkey is the largest Muslim-majority economy by nominal GDP, with output of $1.57 trillion in 2025 and a global ranking of 16th. Indonesia is a close second at $1.44 trillion.

Is Indonesia or Saudi Arabia the bigger economy?

Indonesia is larger by nominal GDP: $1.44 trillion versus Saudi Arabia’s $1.27 trillion in 2025. Indonesia’s economy is more diversified, while Saudi Arabia’s depends more heavily on oil revenue despite rapid progress under Vision 2030.

What is Vision 2030 and why does it matter?

Vision 2030 is Saudi Arabia’s national reform program, launched in 2016, aimed at reducing reliance on oil revenue by developing tourism, entertainment, technology, and manufacturing sectors. By 2025, non-oil activities account for 57% of Saudi GDP, up from around 40% in 2015, and the kingdom has exceeded several key targets ahead of schedule.

How large are OIC economies combined?

The 57 OIC member states have a combined GDP of approximately $29.8 trillion at purchasing power parity (2025 estimate), representing around 18% of global economic output.

Which Muslim economy is growing fastest?

Among the top 10, Indonesia and Bangladesh lead with sustained growth rates above 5%. Kazakhstan, a smaller OIC economy not in this top 10, is growing at nearly 6% in 2025. The UAE is growing at 4.8% and is notable given its already-high income base.

Is Malaysia a major Islamic finance hub?

Yes. Malaysia operates the world’s largest domestic sukuk (Islamic bond) market and hosts several leading multilateral Islamic financial institutions. Its halal industry — spanning food, pharmaceuticals, and logistics — is a growing export earner alongside its semiconductor manufacturing sector.

Data sources: IMF World Economic Outlook (October 2025), World Bank, OIC-SESRIC, Saudi Vision 2030 Annual Report 2024, UAE Ministry of Economy. Figures are 2025 nominal GDP in current USD unless otherwise stated.