GTO preflop charts for 4 card and 5 card PLO.
Tools to Master PLO Preflop Strategy
Trainer
Drill any preflop scenario. Customizable by position, stack depth, and game format for both PLO4 and PLO5.
Hand Visualizer (PLOBeast view)
See how any starting hand plays across the preflop game tree. Instant frequency breakdowns for every action.
Many additional features
EV & Aggregate views
Compare EVs and view aggregate frequencies across your entire range. Essential for understanding close preflop decisions.
Optimized navigation
Switch between sims with the customizable nav bar and BB changers.
Exploitative models
Go beyond GTO. Adjust your preflop ranges for different opponent tendencies and player types.
Why Players Trust PreflopWhiz
Monkersolver Experts
Years of experience optimizing Monkersolver simulations. We test extensively to ensure accurate preflop strategies.
Custom Solutions
Need charts for a specific rake structure or format? Contact us for custom Monkersolver runs.
Plans for Every Level
From players learning PLO preflop basics to pros studying edge cases. Free tier available.
Choose the plan that works for you
Trainer sessions
Lab hand category queries
Range View queries
330+ Strategy Tables
Cash
PLO4
Cash ante
PLO4
Cash HU
PLO4
MTT
PLO4
Cash
PLO5
Cash ante
PLO5
Cash HU
PLO5
MTT
PLO5
FAQ
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By registering or purchasing any Preflopwhiz subscription you acknowledge that it's your responsibility to determine whether or not this web application is allowed to be running while any particular poker site is open. In all cases, you should collect information from each poker site about whether the simultaneous use of the Service is possible or not. It is recommended that Preflopwhiz should not be used while any poker site is open until you got a clear answer from them regarding the situation.
Our strategies are the outputs of Monkersolver preflop simulations.
We use different settings, in particular, more realistic game parameters when running the simulations. Having many years of expertise in Monkersolver we know how to build highly reliable models. We have done a lot of testing and optimized solving parameters. In some cases, you will see the BB vs RFI node differ by up to 7% in our models (mostly coming as an increase in fold %) compared to others. Initially our models were quite similar to everyone else's but after detailed evaluation we improved upon our solving strategy. Modeling is a bit of an art; you must balance abstraction with capturing important aspects of the game tree.
Although a sound preflop strategy is explicitly required to become a winning player, preflop play is just a part of a profitable PLO strategy, so we cannot guarantee such a thing. Also, we strongly recommend regarding our tips on how to approach the suggested strategies.
Monkersolver (also searched as "Monker Solver") is the industry-standard poker solver for calculating GTO preflop strategies in Pot Limit Omaha. It handles PLO's 270,000+ starting hand combinations, something Hold'em solvers can't do. PreflopWhiz delivers Monkersolver outputs instantly, so you don't need to run expensive simulations yourself.
The best PLO starting hands include double-suited rundowns, premium pairs with connectors, and hands with multiple nut potentials. But "best" depends on position, stack depth, and game format. Our preflop charts show exactly which hands to play and how in every situation. For a deeper breakdown, see our guide on PLO starting hands.
We use optimized Monkersolver settings with realistic game parameters refined over years of testing. In some spots, you'll see our BB vs RFI ranges differ by up to 7% compared to others, mostly higher fold frequencies. Our models balance abstraction with capturing the important aspects of real PLO games.
PLO4 deals four hole cards; PLO5 (5 card plo) deals five. The extra card in PLO5 makes hands stronger on average. Nut hands appear more often, and preflop equities run closer together. This changes which hands are profitable to play. We provide separate GTO ranges for both variants.
Stack depth dramatically affects optimal preflop play. Deeper stacks favor speculative hands with implied odds. Shorter stacks favor high-equity hands that play well all-in. We cover stack depths from 5bb to 200bb+ for both PLO4 and PLO5.
Yes. We offer 54 complete PLO5 preflop strategy tables covering cash games, ante games, and heads-up. 5 card PLO changes hand values significantly. The extra card creates stronger hands on average, which shifts optimal preflop ranges.


