Convert 10 Old Sierra Leonean Leone (SLL) to Manx Pound (IMP)

Convert old Sierra Leonean leones to Manx pounds at the live mid-market rate. Reverse: IMP 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 IMP.

Manx Pound (IMP) is not the British Pound Sterling (GBP). Looking for SLL to GBP?

Amount

From

10 old Sierra Leonean leones =

0.0003287 IMP +0.03% today

1 SLL = 0.00003287 IMP · 1 IMP = 30,422.42 SLL

Mid-market rate, updated 12:08 UTC. Paid plans update as often as every 60 seconds. Get SLL→IMP rates via API

SLL to IMP over the last year

52-week high: 0.00003396
52-week low: 0.00003170
52-week average: 0.00003271
Change over the year: +0.45%

Conversion tables

SLL to IMP
SLL	IMP
1 SLL	0.00003287 IMP
10 SLL	0.0003287 IMP
100 SLL	0.003287 IMP
1,000 SLL	0.03287 IMP
10,000 SLL	0.3287 IMP
50,000 SLL	1.64 IMP
100,000 SLL	3.29 IMP

IMP to SLL
IMP	SLL
1 IMP	30,422.42 SLL
10 IMP	304,224.21 SLL
100 IMP	3,042,242.09 SLL
1,000 IMP	30,422,420.87 SLL
10,000 IMP	304,224,208.66 SLL
50,000 IMP	1,521,121,043.30 SLL
100,000 IMP	3,042,242,086.61 SLL

Get SLL→IMP rates via API

The live rate, the rate on any past day or a whole range, for IMP 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=IMP \
  -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=IMP \
  -d date=2025-10-04 \
  -H "apikey: YOUR-API-KEY"

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Questions about SLL to IMP

How much is 10 SLL in IMP?

10 old Sierra Leonean leones is 0.0003287 Manx pounds at the mid-market rate of 4 October 2026, 12:08 UTC, when 1 SLL = 0.00003287 IMP.

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

Over the last 52 weeks 1 SLL ranged from 0.0000317 to 0.00003396 IMP, 0.00003271 IMP on average.

Which exchange rate is this?

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