10 Sierra Leonean leones to Mauritanian ouguiyas (1973–2017)
Convert New Leone to Mauritanian Ouguiya using a daily mid-market reference rate assembled from institutional and central-bank sources.
SLE to MRO converter
Mauritanian Ouguiya
1 SLE = 1.6149084 MRO
SLE to MRO exchange rates
Every underlined amount opens its own server-rendered converter page.
| New Leone | Mauritanian Ouguiya |
|---|---|
| SLE 1.00 | MRO 1.61 |
| SLE 5.00 | MRO 8.07 |
| SLE 10.00 | MRO 16.15 |
| SLE 25.00 | MRO 40.37 |
| SLE 50.00 | MRO 80.75 |
| SLE 100.00 | MRO 161.49 |
| SLE 500.00 | MRO 807.45 |
| Mauritanian Ouguiya | New Leone |
|---|---|
| MRO 1.00 | SLE 0.62 |
| MRO 5.00 | SLE 3.10 |
| MRO 10.00 | SLE 6.19 |
| MRO 25.00 | SLE 15.48 |
| MRO 50.00 | SLE 30.96 |
| MRO 100.00 | SLE 61.92 |
| MRO 500.00 | SLE 309.62 |
Why your bank’s rate differs
The archive shows a sourced reference rate. A provider can apply a spread and add transfer, trading, network, card, or receiving fees. Adjust the illustration to see how the rate margin alone changes the result.
Reference result
MRO 16.15
Illustrative result
MRO 15.66
Difference
MRO 0.48
This example applies the selected margin to SLE 10.00. It is not a quote or a claim about any particular bank, card, or transfer service. Fixed fees can increase the difference further.
Source observations and calculation details
The pair is calculated through EUR. Its oldest underlying observation is dated Sep 2, 2026, 12:00 AM. Constituents are retained so the published figure can be audited.
SLE leg
- Method
- median
- Observed
- Sep 2, 2026, 12:00 AM
- Sources used
- 2
- Banca d'Italia (2026-09-03)
- Narodowy Bank Polski (2026-09-02)
Top currency pairings for New Leone
Frequently asked questions
What is the SLE to MRO rate based on?+
It is a daily reference rate assembled from institutional and central-bank publications and is not guaranteed to be available from a bank or transfer provider.
Why is my bank's exchange rate different?+
Banks, cards and transfer services can add an exchange-rate margin and fixed fees. The adjustable example on this page illustrates the effect without claiming a margin for any particular provider.
What happens on weekends and holidays?+
No rate is invented or forward-filled. A dated request with no publication is labelled as not published and points to the nearest prior observation separately.