Convert 1 Old São Tomé Dobra (STD) to Malagasy Ariary (MGA)

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

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 STN to MGA.

Amount

From

1 Old São Tomé Dobra =

0.2014 MGA −0.16% today

1 STD = 0.201427 MGA · 1 MGA = 4.96458 STD

Mid-market rate, updated 17:13 UTC. Paid plans update as often as every 60 seconds. Get STD→MGA rates via API

STD to MGA over the last year

52-week high: 0.21983
52-week low: 0.19201
52-week average: 0.20440
Change over the year: −5.64%

Conversion tables

STD to MGA
STD	MGA
1 STD	0.2014 MGA
10 STD	2 MGA
100 STD	20 MGA
1,000 STD	201 MGA
10,000 STD	2,014 MGA
50,000 STD	10,071 MGA
100,000 STD	20,143 MGA

MGA to STD
MGA	STD
1 MGA	4.96 STD
10 MGA	49.65 STD
100 MGA	496.46 STD
1,000 MGA	4,964.58 STD
10,000 MGA	49,645.82 STD
50,000 MGA	248,229.11 STD
100,000 MGA	496,458.22 STD

Get STD→MGA rates via API

The live rate, the rate on any past day or a whole range, for MGA 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=STD -d currencies=MGA \
  -H "apikey: YOUR-API-KEY"

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

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Questions about STD to MGA

How much is 1 STD in MGA?

1 Old São Tomé Dobra is 0.2014 Malagasy Ariaries at the mid-market rate of 4 October 2026, 17:13 UTC, when 1 STD = 0.201427 MGA.

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

Over the last 52 weeks 1 STD ranged from 0.192012 to 0.219828 MGA, 0.204396 MGA on average.

Which exchange rate is this?

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