Convert 1 Old Mauritanian Ouguiya (MRO) to Binance (BNB)

Convert old Mauritanian ouguiyas to Binance at the live mid-market rate. Reverse: BNB 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 BNB.

Amount

From

1 Old Mauritanian Ouguiya =

0.00000354 BNB −0.30% today

1 MRO = 0.00000354 BNB · 1 BNB = 282,113.77 MRO

Mid-market rate, updated 09:02 UTC. Paid plans update as often as every 60 seconds. Get MRO→BNB rates via API

MRO to BNB over the last year

52-week high: 0.00000510
52-week low: 0.00000212
52-week average: 0.00000394
Change over the year: +45.33%

Conversion tables

MRO to BNB
MRO	BNB
1 MRO	0.00000354 BNB
10 MRO	0.00003545 BNB
100 MRO	0.0003545 BNB
1,000 MRO	0.003545 BNB
10,000 MRO	0.03545 BNB
50,000 MRO	0.1772 BNB
100,000 MRO	0.3545 BNB

BNB to MRO
BNB	MRO
1 BNB	282,113.77 MRO
10 BNB	2,821,137.66 MRO
100 BNB	28,211,376.60 MRO
1,000 BNB	282,113,765.96 MRO
10,000 BNB	2,821,137,659.58 MRO
50,000 BNB	14,105,688,297.88 MRO
100,000 BNB	28,211,376,595.77 MRO

Get MRO→BNB rates via API

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

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Questions about MRO to BNB

How much is 1 MRO in BNB?

1 Old Mauritanian Ouguiya is 0.00000354 Binance at the mid-market rate of 4 October 2026, 09:02 UTC, when 1 MRO = 0.00000354 BNB.

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

Over the last 52 weeks 1 MRO ranged from 0.00000212 to 0.0000051 BNB, 0.00000394 BNB on average.

Which exchange rate is this?

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