PLO5 vs PLO6: How Extra Hole Cards Rewrite Pot Limit Omaha Starting Hands

Pot Limit Omaha already asks a lot of you. Four hole cards, dozens of combinations, and a table full of players chasing the nuts at all times. Now imagine adding a fifth card. Or a sixth. That's exactly what PLO5 and PLO6 do, and it doesn't just make the game bigger. It makes it a different animal entirely.

If you've spent real time grinding four-card Pot Limit Omaha, you already know the golden rule: not all starting hands are created equal. A hand like A-A-K-K double suited is a monster. A hand like 7-2-9-4 rainbow is trash. Simple enough. But once you stack a fifth or sixth card onto your hand, the math stops being simple, and honestly, your gut instincts from PLO4 can get you into real trouble.

This guide breaks down PLO5 vs PLO6 starting hands and how each extra card reshapes what counts as a strong hand.

TLDR Table:

What Exactly Are PLO5 and PLO6?

PLO5 deals five hole cards to each player instead of four. PLO6 goes further, dealing six. In both variants, you still use exactly two hole cards combined with three community cards to make your best five-card hand, just like standard Pot Limit Omaha. The betting structure stays pot limit. The board still runs out the same way. What changes is the raw material you're working with before the flop even hits, and that raw material matters more than most players expect.

Here's the part that trips people up: adding cards doesn't add value in a straight line. It multiplies it. In four-card PLO, you're working with six possible two-card combinations. Add a fifth card and that number jumps to ten. Add a sixth and you're sitting on fifteen possible two-card combinations. However, those combinations vary greatly in value depending on suits, connectivity, and nut potential.

The number of possible two-card combinations follows the formula n(n−1)/2.

That jump from six to fifteen combinations isn't just trivia. It's the reason a hand that would dominate a table in PLO4 can look thin and shaky by the time you're playing PLO6. 

More cards create more nut draws, redraws, blocker effects, and more domination scenarios. However, don’t forget that not every additional combination has equal value.

Why More Hole Cards Doesn't Mean Simpler Decisions

Here's the thing that surprises a lot of PLO players moving up to five or six card variants: more cards should, in theory, make hands stronger on average. And they do.

Preflop equities often become more compressed in PLO6 because players have access to a wider range of coordinated combinations and stronger potential holdings. The gap between a premium hand and a marginal one narrows — how much depends heavily on the specific holdings involved — but it doesn't disappear, and it doesn't diminish preflop skill. It shifts the objective: your job becomes realizing equity postflop rather than banking it preflop.

For example, in PLO4, a premium pocket pair like Kings with two suited connectors (KK76 double-suited) is an aggressive, mandatory raise. In PLO6, if those two extra cards don't heavily coordinate with the rest of your hand, that exact holding becomes incredibly fragile. It transitions from a powerhouse into a speculative hand that must be played with extreme caution, as it is highly susceptible to being outdrawn by massive straight wraps.

PLO5 Starting Hands: The Middle Ground

Think of PLO5 as the bridge between traditional four-card Omaha and the chaos of six-card play. Five hole cards increase your possible two-card combinations from six to ten, and that single card can dramatically boost your draw potential, for better or worse.

A premium PLO5 hand needs every single card pulling its weight. Take something like AKQJT. Look closely and you'll notice the A-K-Q-J-T run gives you huge straight coverage on top of a double-suited spades-and-hearts foundation. That's what coordination looks like. Now compare it to AKQJ2. Swap that connecting ten for a lonely deuce and suddenly your five-card hand is functioning like a four-card hand wearing a disguise — the deuce doesn't extend the straight, doesn't share a suit with anything useful, and just sits there doing nothing.

Against a sharp PLO player, playing a hand with a dangler is a mathematical disadvantage before the cards even hit the felt. Preflop hand selection in PLO5 has to prioritize total coordination. Disconnected cards reduce a hand's flexibility, so you should lower your willingness to play marginal holdings.

A quick gut check for PLO5 starting hands:

• Prioritize hands with at least one high pair, Aces, Kings, or Queens, paired with connected or suited cards.

• Avoid hands that are entirely disconnected, even if every card is technically "high."

• Double-suited hands remain valuable because they provide multiple flush possibilities while also improving your ability to make nut flushes and strong redraws.

• Watch your big blind defense range. Some hands gain raw equity from additional cards, but positional disadvantage and domination risk still make blind defense challenging.

PLO5 heavily rewards flexibility and wrap potential — a coordinated, sequential rundown can flop the same 13-to-20-out wraps a four-card hand can, and the extra hole card gives you additional two-card combinations that can produce a second, overlapping way to make the straight.

PLO6 Starting Hands: Where Nut Potential Rules Everything

Six card PLO is a different beast entirely. With fifteen live combinations, nearly every player at the table has access to strong hand-making potential, which means weak hands get punished brutally, and marginal ones just aren't good enough anymore.

The definitive shift in six-card play is that strict "nut peddling"—playing almost exclusively for the absolute best possible hand—stops being a conservative style and becomes a baseline requirement. In PLO4 or PLO5, you can occasionally capture a multiway pot with a second-best flush or the low end of a straight. In PLO6, doing so is an expensive trap.

Low, linear rundowns like 5-6-7-8-9-T face extreme domination. If you flop a straight with the low end of a wrap, the sheer volume of cards remaining in opponents' hands makes it statistically probable that someone holds the higher end of that exact same straight, leaving you dead to rights.

Watch out for monotone hands as well, meaning three or four cards of the same suit crammed into your own hand. It feels exciting to look down at four hearts, but it's actually working against you. Every heart sitting in your hand is a heart that can't come on the board to complete your own flush. In PLO6 especially, holding too many cards of the same suit can actually reduce flexibility because Omaha requires exactly two hole cards. Those extra suited cards may block potential flush completions without giving you additional flush-making ability.

So what should you actually be looking for in a strong PLO6 hand?

• Multiple ways to make the nut flush. Double suited hands are gold; monotone hands are a liability.

• Connected cards that support several straight draws, not just one narrow line.

• High card strength alone means very little without connectivity behind it.

• Pairs that can turn into sets while also supporting a backup draw elsewhere in the hand.

PLO5 vs PLO6: The Preflop Hand Selection Shift

So how do you actually adjust your hand selection as you move from PLO5 into PLO6? It comes down to tightening your range as card count increases, while placing more weight on suitedness and connectivity over raw high card strength.

This table breaks down how specific hand types shift in value between the two formats:

In PLO5, you can still profitably play hands anchored around one strong pair with reasonable support. In PLO6, that same hand often isn't enough on its own. You need layered strength, meaning a pair, a suited combo, and a straight-drawing component all working together in the same five or six cards. It's a lot to track, honestly, and that's exactly why so many players struggle the first time they move up.

Pot limit structures amplify these differences too. Because bet sizing is tied to the pot, and pots grow faster with more speculative starting hands in play, mistakes compound quickly in PLO6. One miscalculated preflop call can spiral into a painful postflop situation where you're drawing thin against multiple live outs, and by the river, you're writing off a stack.

Post Flop Reality Check

Flopping a strong hand isn't the finish line in these formats. It's barely the starting gun.

Say the flop reads T95. One player holds QJ8732, making a straight draw but with weak, disconnected redraws behind it. Another player holds QJ87AK. On paper both flopped identical hands. In practice, the second player is miles ahead, because their redraws let them survive when the turn or river brings danger. That's the reality of post flop play once you're dealing five or six hole cards: the strength of your redraws often matters more than the strength of what you've already made.

Final Thoughts on Building Stronger Ranges

Mastering PLO5 and PLO6 isn't about chasing the thrill of receiving more cards; it is a strict exercise in discipline. The extra leverage provided by pot-limit betting structures means that minor preflop mistakes compound exponentially by the river.

If you're not folding the clear majority of your starting hands preflop in a six-card game, you're likely paying your opponents for a lesson you could have learned for free. Prioritize total coordination, anchor your ranges around nut potential, and let the math do the heavy lifting.

FAQ: PLO5 and PLO6 Starting Hands

How much does equity change from PLO4 to PLO6?

The compression isn't uniform, so there's no single percentage that applies across the board. A disconnected pocket pair loses far more relative equity in PLO6 than a well-coordinated double-suited hand does, because opponents are more likely to hold live counterfeits, higher flushes, or higher straights specifically against the disconnected hand. If you want a precise number for a given matchup, running the exact holdings through a PLO6 equity calculator will tell you more than any general rule of thumb.

Why are low rundowns weaker in PLO6 than in PLO5? 

In PLO5, a low rundown can often navigate multiway pots by drawing to clean, hidden straights. In PLO6, the extra hole card across the table sharply increases the odds someone holds the higher end of the same straight. Building the bottom of a wrap becomes a losing habit fast.

Should I ever raise with naked Aces in PLO6? 

Raising naked Aces from late position can occasionally work as a steal attempt, but it's a losing play if called. Without suited connectivity or straight support, naked Aces struggle badly post flop against a skilled PLO player, since you'll rarely improve into the winning hand by the river.

What's the biggest mistake players make moving from PLO4 to PLO5? 

Overvaluing disconnected premium pairs. A hand with two Aces and a random low dangler looks tempting because of the pair, but that disconnected card drains equity fast. In PLO5, every card needs to pull weight, or the hand quietly loses value against coordinated opponents.

Does holding a monotone hand hurt me in PLO5 and PLO6? 

Yes, more than most players realize. Holding three or four cards of the same suit blocks your own outs to complete a flush. In PLO6 especially, this can eliminate two of the exact cards you need on the board, which caps your hand's post flop ceiling before a single card is dealt.

How should big blind defense change in PLO6? 

Defending the big blind in PLO6 requires real discipline. Since you'll play the rest of the hand out of position, avoid marginal, non-nut hands even at a discount. Stick to coordinated starting hands capable of flopping big equity, since weak defends bleed chips over time in six-card games.

Is PLO6 harder than PLO5?

Yes. Most players find PLO6 significantly more complex because every player has 15 possible two-card combinations instead of 10. More combinations create stronger average holdings, more redraws, and more difficult postflop decisions.

Shane C

Shane is a content writer with over 10 years of writing experience. He specializes in poker and casino games and has been chasing the ultimate poker dream and the excitement of hero calls for the last 15 years! Admittedly, he has yet to win any APT nor WSOP title, but he's not giving up!