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

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

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 SLE to MOP.

Amount

From

10 old Sierra Leonean leones =

0.003516 MOP 0.00% today

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

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

SLL to MOP over the last year

52-week high: 0.00035513
52-week low: 0.00034892
52-week average: 0.00035307
Change over the year: −0.52%

Conversion tables

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

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

Get SLL→MOP rates via API

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

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

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Questions about SLL to MOP

How much is 10 SLL in MOP?

10 old Sierra Leonean leones is 0.003516 Macanese patacas at the mid-market rate of 4 October 2026, 11:40 UTC, when 1 SLL = 0.00035164 MOP.

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

Over the last 52 weeks 1 SLL ranged from 0.00034892 to 0.00035513 MOP, 0.00035307 MOP on average.

Which exchange rate is this?

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