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  3. 100 MRO

Convert 100 Old Mauritanian Ouguiya (MRO) to Peruvian Sol (PEN)

Convert old Mauritanian ouguiyas to Peruvian soles at the live mid-market rate. Reverse: PEN 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 PEN.

100 old Mauritanian ouguiyas =

0.9624 PEN 0.00% today

1 MRO = 0.00962354 PEN · 1 PEN = 103.912 MRO

Mid-market rate, updated 07:07 UTC. Paid plans update as often as every 60 seconds. Get MRO→PEN rates via API

MRO to PEN over the last year

0.00940.00960.0098Nov ’25Jan ’26Mar ’26May ’26Jul ’26Sep ’26
52-week high
0.0098723
52-week low
0.0093686
52-week average
0.0095173
Change over the year
−0.79%

Conversion tables

MRO to PEN
MRO PEN
1 MRO 0.009624 PEN
10 MRO 0.09624 PEN
100 MRO 0.9624 PEN
1,000 MRO 9.62 PEN
10,000 MRO 96.24 PEN
50,000 MRO 481.18 PEN
100,000 MRO 962.35 PEN
PEN to MRO
PEN MRO
1 PEN 103.91 MRO
10 PEN 1,039.12 MRO
100 PEN 10,391.19 MRO
1,000 PEN 103,911.92 MRO
10,000 PEN 1,039,119.18 MRO
50,000 PEN 5,195,595.88 MRO
100,000 PEN 10,391,191.76 MRO

Get MRO→PEN rates via API

The live rate, the rate on any past day or a whole range, for PEN 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=PEN \
  -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=PEN \
  -d date=2025-10-04 \
  -H "apikey: YOUR-API-KEY"

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Questions about MRO to PEN

How much is 100 MRO in PEN?

100 old Mauritanian ouguiyas is 0.9624 Peruvian soles at the mid-market rate of 4 October 2026, 07:07 UTC, when 1 MRO = 0.00962354 PEN.

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

Over the last 52 weeks 1 MRO ranged from 0.00936863 to 0.00987227 PEN, 0.00951727 PEN on average.

Which exchange rate is this?

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