Convert 100,000 Arbitrum (ARB) to Old São Tomé Dobra (STD)

Convert Arbitrums to old São Tomé dobras at the live mid-market rate. Reverse: STD to ARB

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 ARB to STN.

Amount

From

100,000 Arbitrums =

439,269,395.27 STD −0.89% today

1 ARB = 4,392.69 STD · 1 STD = 0.00022765 ARB

Mid-market rate, updated 10:36 UTC. Paid plans update as often as every 60 seconds. Get ARB→STD rates via API

ARB to STD over the last year

52-week high: 9,631.78
52-week low: 1,553.38
52-week average: 3,277.29
Change over the year: −51.72%

Conversion tables

ARB to STD
ARB	STD
1 ARB	4,392.69 STD
10 ARB	43,926.94 STD
100 ARB	439,269.40 STD
1,000 ARB	4,392,693.95 STD
10,000 ARB	43,926,939.53 STD
50,000 ARB	219,634,697.63 STD
100,000 ARB	439,269,395.27 STD

STD to ARB
STD	ARB
1 STD	0.0002277 ARB
10 STD	0.002277 ARB
100 STD	0.02277 ARB
1,000 STD	0.2277 ARB
10,000 STD	2.27650700 ARB
50,000 STD	11.38253500 ARB
100,000 STD	22.76507000 ARB

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

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Questions about ARB to STD

How much is 100,000 ARB in STD?

100,000 Arbitrums is 439,269,395.27 old São Tomé dobras at the mid-market rate of 4 October 2026, 10:36 UTC, when 1 ARB = 4,392.69 STD.

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

Over the last 52 weeks 1 ARB ranged from 1,553.38 to 9,631.78 STD, 3,277.29 STD on average.

Which exchange rate is this?

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