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Arbitrum (ARB) to Old Belarusian Ruble (BYR)

Convert Arbitrums to old Belarusian rubles at the live mid-market rate. Reverse: BYR to ARB

The Old Belarusian Ruble is no longer in use

Old Belarusian Ruble (BYR) was replaced by the Belarusian Ruble (BYN) in 2016. For today’s money, convert ARB to BYN.

1 Arbitrum =

3,971 BYR +0.36% today

1 ARB = 3,970.76 BYR · 1 BYR = 0.00025184 ARB

Mid-market rate, updated 05:09 UTC. Paid plans update as often as every 60 seconds. Get ARB→BYR rates via API

ARB to BYR over the last year

5,000.0010,000.0015,000.00Nov ’25Jan ’26Mar ’26May ’26Jul ’26Sep ’26
52-week high
15,500.91
52-week low
1,435.23
52-week average
4,324.86
Change over the year
−72.97%

Conversion tables

ARB to BYR
ARB BYR
1 ARB 3,971 BYR
10 ARB 39,708 BYR
100 ARB 397,076 BYR
1,000 ARB 3,970,759 BYR
10,000 ARB 39,707,595 BYR
50,000 ARB 198,537,973 BYR
100,000 ARB 397,075,945 BYR
BYR to ARB
BYR ARB
1 BYR 0.0002518 ARB
10 BYR 0.002518 ARB
100 BYR 0.02518 ARB
1,000 BYR 0.2518 ARB
10,000 BYR 2.51841000 ARB
50,000 BYR 12.59205000 ARB
100,000 BYR 25.18410000 ARB

Get ARB→BYR rates via API

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

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Questions about ARB to BYR

How much is 1 ARB in BYR?

1 Arbitrum is 3,970.76 old Belarusian rubles at the mid-market rate of 4 October 2026, 05:09 UTC, and 1 BYR is 0.00025184 ARB.

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

Over the last 52 weeks 1 ARB ranged from 1,435.23 to 15,500.91 BYR, 4,324.86 BYR on average.

Which exchange rate is this?

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