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Malagasy Ariary (MGA) to Old São Tomé Dobra (STD)

Convert Malagasy Ariaries to old São Tomé dobras at the live mid-market rate. Reverse: STD to MGA

The Old São Tomé Dobra is no longer in use

Old São Tomé Dobra (STD) was replaced by the São Tomé and Príncipe Dobra (STN) in 2018. For today’s money, convert MGA to STN.

1 Malagasy Ariary =

4.92 STD −0.67% today

1 MGA = 4.92343 STD · 1 STD = 0.203111 MGA

Mid-market rate, updated 03:40 UTC. Paid plans update as often as every 60 seconds. Get MGA→STD rates via API

MGA to STD over the last year

4.604.805.005.20Nov ’25Jan ’26Mar ’26May ’26Jul ’26Sep ’26
52-week high
5.2080
52-week low
4.5490
52-week average
4.8990
Change over the year
+5.10%

Conversion tables

MGA to STD
MGA STD
1 MGA 4.92 STD
10 MGA 49.23 STD
100 MGA 492.34 STD
1,000 MGA 4,923.43 STD
10,000 MGA 49,234.28 STD
50,000 MGA 246,171.42 STD
100,000 MGA 492,342.84 STD
STD to MGA
STD MGA
1 STD 0.2031 MGA
10 STD 2 MGA
100 STD 20 MGA
1,000 STD 203 MGA
10,000 STD 2,031 MGA
50,000 STD 10,156 MGA
100,000 STD 20,311 MGA

Get MGA→STD rates via API

The live rate, the rate on any past day or a whole range, for STD and 170+ other currencies, as JSON. Free plan included. See the exchange rate API.

Get a free API key API documentation 
curl https://api.currencyapi.com/v3/latest \
  -G -d base_currency=MGA -d currencies=STD \
  -H "apikey: YOUR-API-KEY"

# the rate on a past day
curl https://api.currencyapi.com/v3/historical \
  -G -d base_currency=MGA -d currencies=STD \
  -d date=2025-10-04 \
  -H "apikey: YOUR-API-KEY"

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Questions about MGA to STD

How much is 1 MGA in STD?

1 Malagasy Ariary is 4.92343 old São Tomé dobras at the mid-market rate of 4 October 2026, 03:40 UTC, and 1 STD is 0.203111 MGA.

What was the MGA to STD rate over the last year?

Over the last 52 weeks 1 MGA ranged from 4.54901 to 5.208 STD, 4.89899 STD on average.

Which exchange rate is this?

The mid-market rate: the midpoint between what currency markets pay and ask for MGA/STD, without the margin a bank or card issuer adds, so the rate you are charged is usually a little worse.