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Cardano (ADA) to Old Sierra Leonean Leone (SLL)

Convert Cardanos to old Sierra Leonean leones at the live mid-market rate. Reverse: SLL to ADA

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 ADA to SLE.

1 Cardano =

5,631.26 SLL +0.22% today

1 ADA = 5,631.26 SLL · 1 SLL = 0.00017758 ADA

Mid-market rate, updated 06:51 UTC. Paid plans update as often as every 60 seconds. Get ADA→SLL rates via API

ADA to SLL over the last year

5,000.0010,000.0015,000.0020,000.00Nov ’25Jan ’26Mar ’26May ’26Jul ’26Sep ’26
52-week high
19,792.46
52-week low
3,290.42
52-week average
7,048.60
Change over the year
−70.41%

Conversion tables

ADA to SLL
ADA SLL
1 ADA 5,631.26 SLL
10 ADA 56,312.55 SLL
100 ADA 563,125.50 SLL
1,000 ADA 5,631,255.04 SLL
10,000 ADA 56,312,550.36 SLL
50,000 ADA 281,562,751.80 SLL
100,000 ADA 563,125,503.59 SLL
SLL to ADA
SLL ADA
1 SLL 0.0001776 ADA
10 SLL 0.001776 ADA
100 SLL 0.01776 ADA
1,000 SLL 0.1776 ADA
10,000 SLL 1.775803 ADA
50,000 SLL 8.879015 ADA
100,000 SLL 17.758030 ADA

Get ADA→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=ADA -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=ADA -d currencies=SLL \
  -d date=2025-10-04 \
  -H "apikey: YOUR-API-KEY"

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Questions about ADA to SLL

How much is 1 ADA in SLL?

1 Cardano is 5,631.26 old Sierra Leonean leones at the mid-market rate of 4 October 2026, 06:51 UTC, and 1 SLL is 0.00017758 ADA.

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

Over the last 52 weeks 1 ADA ranged from 3,290.42 to 19,792.46 SLL, 7,048.60 SLL on average.

Which exchange rate is this?

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