Convert 100 Old Mauritanian Ouguiya (MRO) to Solana (SOL)

Convert old Mauritanian ouguiyas to Solana at the live mid-market rate. Reverse: SOL 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 SOL.

Amount

From

100 old Mauritanian ouguiyas =

0.00231 SOL −1.31% today

1 MRO = 0.0000231 SOL · 1 SOL = 43,297.00 MRO

Mid-market rate, updated 10:39 UTC. Paid plans update as often as every 60 seconds. Get MRO→SOL rates via API

MRO to SOL over the last year

52-week high: 0.00004503
52-week low: 0.00001204
52-week average: 0.00002861
Change over the year: +87.92%

Conversion tables

MRO to SOL
MRO	SOL
1 MRO	0.0000231 SOL
10 MRO	0.000231 SOL
100 MRO	0.00231 SOL
1,000 MRO	0.0231 SOL
10,000 MRO	0.231 SOL
50,000 MRO	1.154815000 SOL
100,000 MRO	2.309630000 SOL

SOL to MRO
SOL	MRO
1 SOL	43,297.00 MRO
10 SOL	432,969.99 MRO
100 SOL	4,329,699.86 MRO
1,000 SOL	43,296,998.57 MRO
10,000 SOL	432,969,985.66 MRO
50,000 SOL	2,164,849,928.30 MRO
100,000 SOL	4,329,699,856.60 MRO

Get MRO→SOL rates via API

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

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Questions about MRO to SOL

How much is 100 MRO in SOL?

100 old Mauritanian ouguiyas is 0.00231 Solana at the mid-market rate of 4 October 2026, 10:39 UTC, when 1 MRO = 0.0000231 SOL.

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

Over the last 52 weeks 1 MRO ranged from 0.00001204 to 0.00004503 SOL, 0.00002861 SOL on average.

Which exchange rate is this?

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