Convert 10 Macanese Pataca (MOP) to Old Sierra Leonean Leone (SLL)

Convert Macanese patacas to old Sierra Leonean leones at the live mid-market rate. Reverse: SLL to MOP

The Old Sierra Leonean Leone is no longer in use

Old Sierra Leonean Leone (SLL) was replaced by the Sierra Leonean Leone (SLE) in 2022. For today’s money, convert MOP to SLE.

Amount

From

10 Macanese patacas =

28,438.30 SLL 0.00% today

1 MOP = 2,843.83 SLL · 1 SLL = 0.00035164 MOP

Mid-market rate, updated 11:40 UTC. Paid plans update as often as every 60 seconds. Get MOP→SLL rates via API

MOP to SLL over the last year

52-week high: 2,865.98
52-week low: 2,815.84
52-week average: 2,832.34
Change over the year: +0.52%

Conversion tables

MOP to SLL
MOP	SLL
1 MOP	2,843.83 SLL
10 MOP	28,438.30 SLL
100 MOP	284,382.95 SLL
1,000 MOP	2,843,829.53 SLL
10,000 MOP	28,438,295.27 SLL
50,000 MOP	142,191,476.37 SLL
100,000 MOP	284,382,952.73 SLL

SLL to MOP
SLL	MOP
1 SLL	0.0003516 MOP
10 SLL	0.003516 MOP
100 SLL	0.03516 MOP
1,000 SLL	0.3516 MOP
10,000 SLL	3.52 MOP
50,000 SLL	17.58 MOP
100,000 SLL	35.16 MOP

Get MOP→SLL rates via API

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

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

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Questions about MOP to SLL

How much is 10 MOP in SLL?

10 Macanese patacas is 28,438.30 old Sierra Leonean leones at the mid-market rate of 4 October 2026, 11:40 UTC, when 1 MOP = 2,843.83 SLL.

What was the MOP to SLL rate over the last year?

Over the last 52 weeks 1 MOP ranged from 2,815.84 to 2,865.98 SLL, 2,832.34 SLL on average.

Which exchange rate is this?

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