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1 ONE to RONHarmony → Romanian Leu
On 2026-10-28, 1 Harmony (ONE) = 0.5101 Romanian Leu (RON) at the mid-market rate. Conversely, 1 RON = 1.9606 ONE. Over the last 30 days the ONE/RON rate moved between 0.4799 and 0.6986, a change of -26.00%.
This page shows the live mid-market rate from Harmony (ONE) to Romanian Leu (RON), its history over the past year and ready-made conversion tables. Rates are updated twice a day; banks and card networks usually add a margin on top.
ONE/RON exchange rate chart
ONE/RON went from 0.6451 on Sep 29, 2026 to 0.5101 on Oct 28, 2026 (−20.93 %). Highest: 0.6986 (Oct 5, 2026); lowest: 0.4799 (Oct 26, 2026).
ONE/RON exchange rate analysis
Over the last 30 days the ONE/RON rate fell sharply (-26.00%): the ONE weakened markedly against the RON. Over the past 12 months it ranged from 0.002055 (2025-12-06) to 0.8047 (2026-09-18), with an average of 0.1046. Today's rate is 387.71% above its one-year average: 1 ONE buys more RON than usual. Day-to-day movements are large (average daily change of 2.68%), so the amount received can vary noticeably from one day to the next. The largest daily move of the last 30 days was -9.34% on 2026-10-15.
| Period | Date | 1 ONE = | Change |
|---|---|---|---|
| 1 week ago | 0.4897 RON | +4.15% | |
| 1 month ago | 0.6893 RON | -26.00% | |
| 3 months ago | 0.005747 RON | +8,774.92% | |
| 6 months ago | 0.01031 RON | +4,846.19% | |
| 1 year ago | 0.02843 RON | +1,693.78% |
ONE/RON · last 10 days
| Date | 1 ONE = | 1 RON = |
|---|---|---|
| 0.5101 RON | 1.9606 ONE | |
| 0.4929 RON | 2.0288 ONE | |
| 0.4799 RON | 2.0836 ONE | |
| 0.4902 RON | 2.0401 ONE | |
| 0.4915 RON | 2.0346 ONE | |
| 0.4841 RON | 2.0655 ONE | |
| 0.4875 RON | 2.0511 ONE | |
| 0.4897 RON | 2.0419 ONE | |
| 0.4826 RON | 2.0723 ONE | |
| 0.4891 RON | 2.0447 ONE |
Harmony to Romanian Leu
Romanian Leu to Harmony
Frequently asked questions
How much is 1 ONE in RON today?
1 Harmony is worth 0.5101 Romanian Leu at the mid-market rate of 2026-10-28. 1 Romanian Leu is worth 1.9606 Harmony.
How much is 100 ONE in RON?
100 ONE = 51.0058 RON, and 100 RON = 196.06 ONE (rate of 2026-10-28).
How has the ONE to RON rate changed over the last month?
Over 30 days the rate went from 0.6893 to 0.5101 (-26.00%). The 30-day high was 0.6986 and the low was 0.4799.
How has the ONE to RON rate changed this week?
One week ago 1 ONE was worth 0.4897 RON; today it is worth 0.5101 RON (+4.15%).
What was the best ONE to RON rate in the past year?
The highest rate of the past 12 months was 1 ONE = 0.8047 RON on 2026-09-18; the lowest was 0.002055 RON on 2025-12-06.
Where does this exchange rate come from?
XeConvert publishes daily mid-market reference rates aggregated from public market data and central bank sources. Banks, card issuers and exchange offices add a margin, so the rate you actually get may be slightly different.
About the Romanian Leu (RON)
The Romanian Leu is the official currency of Romania. Symbol: RON. ISO 4217 code: RON.
All Romanian Leu (RON) exchange rates →