Convert 1 Qatari Rial (QAR) to Old São Tomé Dobra (STD)

Convert Qatari rials to old São Tomé dobras at the live mid-market rate. Reverse: STD to QAR

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 QAR to STN.

Amount

From

1 Qatari Rial =

5,990.33 STD −0.67% today

1 QAR = 5,990.33 STD · 1 STD = 0.00016694 QAR

Mid-market rate, updated 12:25 UTC. Paid plans update as often as every 60 seconds. Get QAR→STD rates via API

QAR to STD over the last year

52-week high: 6,049.85
52-week low: 5,670.48
52-week average: 5,839.51
Change over the year: +4.10%

Conversion tables

QAR to STD
QAR	STD
1 QAR	5,990.33 STD
10 QAR	59,903.29 STD
100 QAR	599,032.90 STD
1,000 QAR	5,990,329.03 STD
10,000 QAR	59,903,290.25 STD
50,000 QAR	299,516,451.26 STD
100,000 QAR	599,032,902.52 STD

STD to QAR
STD	QAR
1 STD	0.0001669 QAR
10 STD	0.001669 QAR
100 STD	0.01669 QAR
1,000 STD	0.1669 QAR
10,000 STD	1.67 QAR
50,000 STD	8.35 QAR
100,000 STD	16.69 QAR

Get QAR→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=QAR -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=QAR -d currencies=STD \
  -d date=2025-10-04 \
  -H "apikey: YOUR-API-KEY"

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Questions about QAR to STD

How much is 1 QAR in STD?

1 Qatari Rial is 5,990.33 old São Tomé dobras at the mid-market rate of 4 October 2026, 12:25 UTC, when 1 QAR = 5,990.33 STD.

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

Over the last 52 weeks 1 QAR ranged from 5,670.48 to 6,049.85 STD, 5,839.51 STD on average.

Which exchange rate is this?

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