Convert 100 Arbitrum (ARB) to Old Sierra Leonean Leone (SLL)

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

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 ARB to SLE.

Amount

From

100 Arbitrums =

461,812.97 SLL −0.46% today

1 ARB = 4,618.13 SLL · 1 SLL = 0.00021654 ARB

Mid-market rate, updated 09:03 UTC. Paid plans update as often as every 60 seconds. Get ARB→SLL rates via API

ARB to SLL over the last year

52-week high: 10,369.84
52-week low: 1,672.96
52-week average: 3,514.46
Change over the year: −53.09%

Conversion tables

ARB to SLL
ARB	SLL
1 ARB	4,618.13 SLL
10 ARB	46,181.30 SLL
100 ARB	461,812.97 SLL
1,000 ARB	4,618,129.70 SLL
10,000 ARB	46,181,297.00 SLL
50,000 ARB	230,906,484.99 SLL
100,000 ARB	461,812,969.99 SLL

SLL to ARB
SLL	ARB
1 SLL	0.0002165 ARB
10 SLL	0.002165 ARB
100 SLL	0.02165 ARB
1,000 SLL	0.2165 ARB
10,000 SLL	2.16537900 ARB
50,000 SLL	10.82689500 ARB
100,000 SLL	21.65379000 ARB

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

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Questions about ARB to SLL

How much is 100 ARB in SLL?

100 Arbitrums is 461,812.97 old Sierra Leonean leones at the mid-market rate of 4 October 2026, 09:03 UTC, when 1 ARB = 4,618.13 SLL.

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

Over the last 52 weeks 1 ARB ranged from 1,672.96 to 10,369.84 SLL, 3,514.46 SLL on average.

Which exchange rate is this?

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