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Statistics, news, analysis and guidance for informed sports decisions.

ET

Editorial Team

Betting Expert

Key Takeaways

  • 1Never stake more than 1-5% of your total bankroll on a single bet.
  • 2Flat staking at 2% per bet is the safest starting point for beginners.
  • 3Your stake should reflect your confidence level and the odds, not emotions.
  • 4A £200 bankroll with 2% stakes means £4 per bet — small enough to survive losing runs.
  • 5Increasing stakes after losses (chasing) is the fastest way to empty your bankroll.

The difference between a profitable bettor and a losing one often comes down to how much they stake, not what they bet on. Getting your bet sizing right is the single most important discipline in sports betting.

Step 1: Set Your Bankroll

Your bankroll is the total amount you have set aside exclusively for betting — money you can afford to lose entirely. This should be separate from your living expenses, savings, and other commitments.

A typical starting bankroll for a beginner is £100-£500. The exact amount matters less than the discipline of treating it as a fixed fund.

Step 2: Choose Your Stake Percentage

The golden rule: never risk more than 1-5% of your bankroll on a single bet. For beginners, 2% is the ideal starting point.

Bankroll 1% Stake 2% Stake 5% Stake
£100 £1 £2 £5
£250 £2.50 £5 £12.50
£500 £5 £10 £25

Step 3: Stick to the Plan

The hardest part of bet sizing is not the maths — it is the discipline. After a few wins, the temptation is to increase stakes. After losses, the urge to chase with bigger bets is even stronger. Both are dangerous.

A Practical Example

With a £200 bankroll and 2% stakes (£4 per bet):

  • 10 consecutive losses costs you £40 (20% of bankroll) — uncomfortable but recoverable
  • 10 consecutive losses at 10% stakes (£20 per bet) costs £200 — your entire bankroll gone

The maths is clear: smaller stakes buy you survival time.

Step 4: Reassess Periodically

At the end of each month, review your bankroll and adjust your unit size. If your £200 bankroll has grown to £280, your 2% stake becomes £5.60. If it has dropped to £150, your stake drops to £3. This automatic adjustment is one of the key benefits of percentage-based staking.

When to Move Beyond Flat Staking

Once you have a track record of 500+ bets with a positive ROI, you might consider variable staking — adjusting your stake between 1-3% based on your confidence level. But this requires honest self-assessment and accurate probability judgement. Most bettors are better off sticking with flat stakes indefinitely.

Frequently Asked Questions

?How much should I bet on each wager?
Most experts recommend staking 1-5% of your total bankroll per bet. Beginners should start at the lower end — around 1-2%. With a £200 bankroll, that means £2-£4 per bet. This ensures you can withstand a losing streak without going bust.
?What is flat staking?
Flat staking means betting the same amount on every wager regardless of confidence or odds. For example, always betting £5 per bet from a £250 bankroll. It is the simplest and most beginner-friendly staking method.
?Should I increase my stake when I feel confident?
As a beginner, no. Confidence-based staking requires accurate probability assessment, which takes experience. Start with flat stakes and only move to variable staking once you have a proven track record over 500+ bets.
?What happens if I bet too much per bet?
Overbetting dramatically increases your risk of going bust. Staking 10% per bet means just 7 consecutive losses wipes out half your bankroll. At 2% per bet, you could lose 34 in a row before losing half — giving you far more margin for error.
?Should I change my stake size as my bankroll grows?
Yes. If you use percentage-based staking, your stakes automatically adjust. A 2% stake on a £200 bankroll is £4, but if your bankroll grows to £300, your stake becomes £6. This naturally protects your bankroll during downswings and capitalises on upswings.

Bet Responsibly

Gambling should be fun. If it stops being fun, get help: BeGambleAware, GamStop