Convert 10 Old Mauritanian Ouguiya (MRO) to Argentine Peso (ARS)

Convert old Mauritanian ouguiyas to Argentine pesos at the live mid-market rate. Reverse: ARS to MRO

The Old Mauritanian Ouguiya is no longer in use

Old Mauritanian Ouguiya (MRO) was replaced by the Mauritanian Ouguiya (MRU) in 2018. For today’s money, convert MRU to ARS.

Amount

From

10 old Mauritanian ouguiyas =

42.70 ARS 0.00% today

1 MRO = 4.26962 ARS · 1 ARS = 0.234213 MRO

Mid-market rate, updated 09:14 UTC. Paid plans update as often as every 60 seconds. Get MRO→ARS rates via API

MRO to ARS over the last year

52-week high: 4.2717
52-week low: 3.7772
52-week average: 4.0402
Change over the year: +7.00%

Conversion tables

MRO to ARS
MRO	ARS
1 MRO	4.27 ARS
10 MRO	42.70 ARS
100 MRO	426.96 ARS
1,000 MRO	4,269.62 ARS
10,000 MRO	42,696.19 ARS
50,000 MRO	213,480.95 ARS
100,000 MRO	426,961.90 ARS

ARS to MRO
ARS	MRO
1 ARS	0.2342 MRO
10 ARS	2.34 MRO
100 ARS	23.42 MRO
1,000 ARS	234.21 MRO
10,000 ARS	2,342.13 MRO
50,000 ARS	11,710.65 MRO
100,000 ARS	23,421.29 MRO

Get MRO→ARS rates via API

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

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

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Questions about MRO to ARS

How much is 10 MRO in ARS?

10 old Mauritanian ouguiyas is 42.70 Argentine pesos at the mid-market rate of 4 October 2026, 09:14 UTC, when 1 MRO = 4.26962 ARS.

What was the MRO to ARS rate over the last year?

Over the last 52 weeks 1 MRO ranged from 3.7772 to 4.27174 ARS, 4.04023 ARS on average.

Which exchange rate is this?

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