Which Funded Account Size Should You Choose? A Sizing Guide in Dollars
The right funded account size is the one where your normal stop and your worst day fit inside the loss limits with room to spare. Here is the method in dollars.
OctoFunded Trading DeskUpdated ยท 8 min read
The funded account size you should choose is the one where your normal stop and your worst day fit inside the loss limits with room to spare. Targets and limits are percentages, so the right size depends on how many dollars you risk per trade, not on how large the headline number looks.
This guide shows how account size changes every rule in dollars, a step-by-step sizing method, a $100K illustrative example and how to think about moving up later. If the idea of a funded trading account is new to you, read that page first.
Key takeaways
- Percentages stay the same: a 10% target and a 5% daily limit are the same difficulty on any size.
- Start from your stop: the size should make your normal risk per trade a small slice of the daily limit.
- Your worst day decides: if your worst historic day would use most of the daily limit, the size or the risk is too large.
- Bigger means bigger dollar swings: the same percentage move feels very different at $10K and at $100K.
- Move up with evidence: change size after your numbers hold on the current one, not after one good week.
Does a bigger funded account make the challenge easier?
No. A bigger funded account does not make the challenge easier, because every target and limit is written as a percentage of the initial balance. A 10% target is 10% on a small account and on a large one. What changes is the dollar value of each percent.
So size is a question about your risk. At 0.5% per trade, you need the same number of winners on any size. At a fixed $500 per trade, a small account gets far harder.
The table shows the same rules in dollars at four illustrative sizes, using the 2-Step percentages: 10% then 5% targets, a 5% daily loss limit and a 10% static drawdown.
| Illustrative size | Phase 1 target (10%) | Phase 2 target (5%) | Daily loss limit (5%) | Max loss (10%) |
|---|---|---|---|---|
| $10K | $1,000 | $500 | $500 | $1,000 |
| $25K | $2,500 | $1,250 | $1,250 | $2,500 |
| $50K | $5,000 | $2,500 | $2,500 | $5,000 |
| $100K | $10,000 | $5,000 | $5,000 | $10,000 |
Every row is the same rule set. Only the dollar column moves. For the full list on the largest size here, see the $100K funded account in dollars.
How do you pick a funded account size step by step?
You pick a size by working backwards from four numbers you already have from demo or live trading. Take them from at least a few weeks of records, not from memory.
- Your normal stop in dollars. The amount you lose when a typical trade hits its stop at the position size you are comfortable with.
- Your worst losing day. The largest single-day loss in your records.
- Your worst losing streak. The largest drop from a peak before you recovered.
- Your trades per day. How many positions you usually open in a session.
Then run each candidate size through three checks:
- Stop check: your normal stop should be a small share of the daily loss limit, so that several losses in a row do not end the day. A common rule of thumb is 5 to 10 normal stops inside the daily limit.
- Worst day check: your worst day should use well under the daily limit. If it would use 80% or more, one slipped stop ends the account.
- Streak check: your worst streak should sit inside the max loss with a margin, and on a trailing drawdown the margin is smaller after a new high. Read static vs trailing drawdown before you compare.
If a size fails a check, lower the risk per trade or change the size until your numbers fit. The guides on how to calculate lot size for a prop firm and risk per trade on a funded account show the position math.
What does a sizing check look like on a $100K simulated account?
Here is an illustrative example. The trader, the numbers and the records are invented to show the method; they are not a real trader or a real result.
The trader's records:
- Normal stop: $400 per trade.
- Worst losing day: $2,000.
- Worst losing streak from a peak: $6,000.
- Usually 2 to 4 trades per day.
Checked against a $100K simulated account on 2-Step percentages:
| Check | Trader's number | $100K limit | Share used | Result |
|---|---|---|---|---|
| Stop vs daily limit | $400 | $5,000 | 8% per stop, 12 stops in the limit | Pass |
| Worst day vs daily limit | $2,000 | $5,000 | 40% | Pass |
| Worst streak vs max loss | $6,000 | $10,000 static | 60% | Pass with margin |
On $100K, this trader's $400 stop is 0.4% of the account. The worst day uses 40% of the daily limit and the worst streak 60% of the max loss. The size fits.
The same trader on a $25K simulated account, keeping the $400 stop:
| Check | Trader's number | $25K limit | Share used | Result |
|---|---|---|---|---|
| Stop vs daily limit | $400 | $1,250 | 32% per stop, 3 stops in the limit | Fail |
| Worst day vs daily limit | $2,000 | $1,250 | 160% | Fail |
| Worst streak vs max loss | $6,000 | $2,500 | 240% | Fail |
The trader is not worse on $25K. The dollar risk is simply too large for that size. Cutting the stop to $100 (0.4% of $25K) puts every share back where it was on $100K, because the method is the same in percent. That is the whole point: pick the size, then size the trade in percent.
On a 1-Step instead. The 1-Step uses a 4% daily loss limit and an 8% trailing drawdown. On $100K that is $4,000 daily and $8,000 max loss. The worst day would use 50% of the daily limit and the streak 75% of the max loss, and less after a new high because the floor trails. Still a fit, but with thinner margins.
Is it better to start small and move up?
Starting small and moving up is a sound path for many traders, as long as the percentage risk stays the same on every size. A smaller size keeps the one-time fee lower while you learn how the loss limits behave in real sessions. See the $10K funded account guide for that route and what a funded trading account costs for the fee side.
Before a larger size, ask: would a 2% losing day in dollars on this account change my next trade? If yes, it is too large for now. To grow later, use a larger single account or scaling to multiple accounts, after your worst day and streak stayed inside the margins you planned.
What mistakes do traders make when choosing an account size?
The common mistakes all come from picking a size before looking at your own numbers:
- Buying the largest size you can afford and keeping the dollar stop from a smaller account, so the percent risk is fine but the swings change your behaviour.
- Moving to a small size with a large dollar stop to save on the fee, which leaves room for only two or three losses a day.
- Ignoring the drawdown type. A trailing floor leaves less room after profit than a static one of a similar percentage.
- Sizing up to finish faster. Larger positions to rush the target are the main reason traders breach the daily loss limit.
- Changing size after one good week instead of after your records show the numbers hold.
How do OctoFunded sizes and rules work?
All programs use simulated capital, and sizes start at $10K. The confirmed rules:
- 2-Step: 10% then 5% target, 5% daily loss limit, 10% static drawdown, fee refunded with the first payout.
- 1-Step: 10% target, 4% daily loss limit, 8% trailing drawdown, best day at most 50% of total profit, fee refunded with the first payout.
- Instant Funded: no evaluation phase, 3% daily loss limit, 12% static max loss, 100% profit split, no fee refund.
- All programs: a one-time fee paid in crypto, no time limit and EAs allowed.
- Payouts on 1-Step and 2-Step: an 80% profit split from the first payout on a 14-day cycle, in USDT or USDC on-chain with a public transaction hash, subject to the program rules.
The percentages are the same on every size, so the method above works the same way on each one. The current sizes and fees are listed in the pricing section, and the full OctoFunded program rules are on the site before you buy.
FAQ
Which funded account size should I choose?
Choose the size where your normal stop is a small share of the daily loss limit and your worst losing day still leaves room. Start from your stop in dollars and your worst day, then pick the size whose limits hold them. A bigger size is only better if your risk per trade scales with it.
Is a bigger funded account easier to pass?
No. The targets and loss limits are percentages, so a 10% target is 10% on any size. A bigger account only changes the dollar value of each percent. If you keep the same risk per trade in percent, the difficulty is the same.
Should a beginner start with a small funded account?
A smaller size keeps the one-time fee lower while you learn how the rules behave in practice. What matters more is that you trade the same percentage risk you would use on any size, so the habits carry over when you move up.
Can I trade the same strategy on any account size?
Yes, if you size positions in percent of the account. Scale the position so each trade risks the same share of the balance. Strategies with a fixed minimum position can be too large for a small account.
What sizes does OctoFunded offer?
OctoFunded sizes start at $10K of simulated capital on the 1-Step, 2-Step and Instant Funded programs. The current list of sizes and their fees is on the pricing section of the site. Read the rules for each size before you buy.
Pick the size your numbers can hold
Bring your stop, your worst day and your worst streak, and check them against each program in dollars. The 2-Step, 1-Step and Instant Funded rules are published before you buy, all on simulated capital, with a one-time fee and no time limit.
