The 10 weakest currencies in 2025: Factors leading to depreciation

In the global exchange market, we find currencies with vastly different values. Some currencies are strong and stable, while others struggle with severe economic challenges. Depreciation often results from high inflation rates, poor monetary policies, political instability, or lack of economic development opportunities. This article will explore the 10 cheapest currencies currently, to help understand the causes and factors behind their devaluation.

Comparison Table of the World’s Most Depreciated Currencies

Exploring Details of the Cheapest Currencies

1. Lebanese Pound (LBP) - The Most Depreciated Currency

The Lebanese Pound, or “Lira” as locally known, has been Lebanon’s official currency since 1939, replacing the French franc. Historically, it was pegged to the US dollar, but economic crises and political turmoil caused its rapid decline.

Economic issues affecting LBP:

• Since 2019, Lebanon has faced its worst modern financial crisis.
• The Lebanese Pound has lost over 90% of its value on the parallel market.
• Inflation has exceeded triple digits; the government defaulted on debt in 2020.
• Banking systems are disrupted; the country’s finances are fragile.

Currency information:

• Abbreviation: LBP
• Exchange rate: 89,751.22 LBP/USD
• Exchange rate policy: Managed floating system, officially pegged to the dollar

2. Iranian Rial (IRR) - Under Sanctions

The Rial of Iran dates back to the 19th century when Persia introduced the “Rial,” linked historically to the British Pound. After the Islamic Revolution in 1979, the Rial re-emerged. Today, Iran’s Rial is ranked among the world’s most devalued currencies.

Reasons for devaluation:

• Iran is under strict US sanctions limiting trade and finance.
• Geopolitical tensions, nuclear program issues, and Iran-Iraq war.
• Economy heavily reliant on oil exports, lacking diversification.
• Hyperinflation and ineffective economic management.

Currency info:

• Abbreviation: IRR
• Exchange rate: 42,112.50 IRR/USD
• Policy: Officially pegged to the dollar, but in practice managed with a floating system

3. Vietnamese Dong (VND) - Growing Economy, Floating Currency

The Dong of Vietnam was introduced after the Vietnam War, establishing a new economic foundation. It faced high inflation, reforms, and initial volatility before gradually stabilizing since the late 20th century.

Exchange rate system:

• Vietnam uses a managed floating system, with the State Bank guiding but allowing some fluctuation.
• Despite economic growth, the currency remains weak due to strict government controls.
• A weak currency benefits exports and helps maintain a current account surplus.

Currency info:

• Abbreviation: VND
• Exchange rate: 26,040 VND/USD
• Policy: Managed float, referencing a basket of currencies

4. Laotian Kip (LAK) - Least Developed Country in the Region

The Kip has been Laos’s official currency since 1952, two years after independence. It was initially pegged to the French franc but has been more flexible since the 1990s as Laos began economic reforms.

Development level:

• Laos is among the least economically developed countries in Southeast Asia.
• Economy depends on agriculture and resource exports, lacking strong industries.
• Foreign investment is limited; the service sector is underdeveloped.
• Post-COVID-19, Laos faces inflation, economic pressures, and sluggish recovery, remaining a low-value currency.

Currency info:

• Abbreviation: LAK
• Exchange rate: 21,625.82 LAK/USD
• Policy: Managed float, pegged to USD and Thai Baht

5. Indonesian Rupiah (IDR) - Emerging Market Dependent on Commodities

The Rupiah was introduced after Indonesia gained independence from the Netherlands in 1945. Since then, it has experienced instability, including high inflation, economic hardship, and the 1997-1998 Asian financial crisis that caused sharp depreciation.

Current status:

• Indonesia has the 4th largest population and is Southeast Asia’s largest economy.
• Despite growth over two decades, the Rupiah remains weak.
• The economy relies heavily on commodity exports (textiles, metals), which are sensitive to global prices.
• The central bank often intervenes; foreign reserves are limited, and market sentiment is influential.

Currency info:

• Abbreviation: IDR
• Exchange rate: 16,275 IDR/USD
• Policy: Free-floating system

6. Uzbek Sum (UZS) - From Soviet Union to New Economy

The Sum was adopted when Uzbekistan declared independence from the Soviet Union in 1991, becoming the official currency in 1994. The economy started to improve in the mid-2010s after reforms.

Main challenges:

• Economy still relies on natural resource exports, lacking diversification.
• High inflation, limited foreign investment.
• The currency remains tightly controlled; exchange restrictions exist.
• The government is gradually loosening controls, potentially stabilizing, but currently, it remains a cheap currency.

Currency info:

• Abbreviation: UZS
• Exchange rate: 12,798.70 UZS/USD
• Policy: Free float

7. Guinean Franc (GNF) - Rich Resources, Declining Value

The Guinean Franc was introduced in 1959 after independence from France, replacing the French franc. The country has struggled with instability, political unrest, and limited foreign investment.

Major issues:

• Weak infrastructure, limited foreign investment.
• Political instability, tensions, high inflation.
• Economy lacks diversification, dependent on agriculture and mining.
• Corruption and weak governance have contributed to the currency’s decline.

Currency info:

• Abbreviation: GNF
• Exchange rate: 8,667.50 GNF/USD
• Policy: Managed float

8. Paraguayan Guarani (PYG) - War and Debt Crisis Lead to Devaluation

The Guarani has a long history, introduced when Paraguay established its own currency. Over time, it faced economic crises and inflation, including the Chaco War (1932-1935) and debt crises in the 1980s.

Economic characteristics:

• Economy depends on agricultural exports (soybeans), with high risk.
• Persistent trade deficits, increased demand for foreign currency, leading to currency depreciation.
• High public debt, sluggish economic growth.
• The low value reflects a relatively small and underdeveloped economy.

Currency info:

• Abbreviation: PYG
• Exchange rate: 7,996.67 PYG/USD
• Policy: Free float

9. Malagasy Ariary (MGA) - Unique Madagascar

The Ariary became Madagascar’s official currency in 2005, replacing the Malagasy franc. Notably, MGA is one of the few currencies not based on a decimal system, with 1 Ariary = 5 Iraimbilanja.

Economic situation:

• Economy relies on agriculture, tourism, and resource exports.
• Some stability, but vulnerable to natural disasters and political unrest.
• Widespread poverty, limited financial tools, unable to combat inflation.
• The central bank manages the market with some intervention.

Currency info:

• Abbreviation: MGA
• Exchange rate: 4,467.50 MGA/USD
• Policy: Managed float

10. Burundian Franc (BIF) - Among the Poorest Countries

The Burundian Franc has been in use since 1964, after Burundi gained independence from Belgium. It replaced the Belgian Congo franc, with little change since.

Crisis in Burundi:

• One of the poorest countries globally; economy mainly subsistence-based.
• Chronic trade deficits, limited industrial activity, reliance on foreign aid.
• Inflation, food insecurity, political instability make the economy fragile.
• The Franc remains a low-value currency.

Currency info:

• Abbreviation: BIF
• Exchange rate: 2,977.00 BIF/USD
• Policy: Inflation control and liquidity management

Fundamental Factors Influencing Cheap Currencies

Exchange rates are not random; they are driven by numerous economic factors that cause a country’s currency to be cheap:

Interest Rates: High interest rates attract foreign investment, increasing demand for the currency and causing it to appreciate. Conversely, low rates lead to capital outflows and currency depreciation.

Inflation: Countries with low inflation tend to have stronger currencies because their prices are relatively stable. High inflation erodes currency value.

Current Account Balance: A deficit increases demand for foreign currencies, weakening the domestic currency. A surplus strengthens it.

Political Stability: Weak governments, conflicts, sanctions destabilize currencies as investors avoid risk and move assets abroad.

Economic Performance: Slow growth, high debt, unemployment create economic uncertainty, leading to currency depreciation.

Public Debt: High debt levels and lack of solutions undermine confidence, putting downward pressure on the currency.

Conclusion

The world’s cheapest currencies are rooted in complex macroeconomic factors—interest rates, inflation, political stability, and trade balances. No currency depreciates by chance; everything is tied to the economic and policy position of the country.

While a weak currency poses challenges for consumers importing goods, it can also have benefits, such as boosting exports. Understanding these factors helps investors and observers better anticipate future changes in countries with cheap currencies.