EPP vs MPP Foam — Which Gen 4 Core Actually Lasts?
Last updated: April 26, 2026
Two foams. Different feel. One safer pick.
EPP foam offers a denser, more controlled feel with better long-term shape retention. MPP foam delivers a softer, more elastic response with a hollow trampoline feel and bigger pop. EPP is the safer choice for most players. MPP is for those who want maximum liveliness and don't mind a slightly less consistent feel over time.
How we tested
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The rankings
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The Gen 4 foam revolution
In 2025, foam cores took over premium pickleball. By 2026, "Gen 4" became the buzzword for paddles using full foam construction instead of polypropylene honeycomb. But not all foam is created equal. The two dominant types — EPP and MPP — play very differently. If you're shopping for a foam paddle in 2026, this is the technical breakdown you need.
What is EPP foam?
EPP stands for Expanded Polypropylene. It's the same material used in motorcycle helmet liners and protective packaging — engineered for impact absorption.
In paddles: bead foam structure (you can see the individual beads if you look closely), denser and more rigid feel, better impact absorption, more predictable energy return, and holds shape longer over time. Paddles using EPP include Honolulu J2CR / J2NF / J6CR, Vatic V-SOL Pro Flash, Bread & Butter Loco, Cyclotron Alea 001, and Spartus P1.
The feel: solid, planted, controlled. You feel connected to the ball without harshness.
What is MPP foam?
MPP stands for Microcellular Polypropylene (sometimes Modified Polypropylene). It's a microcellular foaming process that creates smaller, more uniform air pockets.
In paddles: more elastic, trampoline response, hollow and livelier feel on contact, sharper sound (the "thonk" some players love), more crisp pop on counters and speed-ups, and may lose slight responsiveness over time as cells compress. Paddles using MPP include Enhance MPP Turbo and some early Six Zero foam paddles.
The feel: springier, faster energy return. Fans describe it as "more alive."
Side-by-side
- Feel — EPP: dense, controlled. MPP: soft, elastic.
- Pop — EPP: predictable. MPP: more lively.
- Sound — EPP: muted thock. MPP: hollow thonk.
- Reset feel — EPP: more dwell. MPP: less dwell.
- Long-term shape — EPP: excellent. MPP: good.
- Best for — EPP: all-court, control. MPP: power, hands battles.
Which one plays better?
For control and consistency, EPP wins — the denser structure absorbs impact more predictably and soft game shots feel more reliable. For pop and counter-attacks, MPP wins — the springier response delivers crisper energy return on speed-ups. For long-term durability, EPP wins slightly — both are durable but EPP's denser structure handles repeated impact better over thousands of contacts. For most players: EPP. It's more forgiving, more consistent, and easier to play with day-to-day.
Other Gen 4 foam types
- TruFoam (CRBN) — proprietary blend, layered Void Core construction.
- BoomCore (Selkirk) — PureFoam + EVA Power Ring.
- G4 Aerospace Solid Foam (Six Zero) — proprietary high-density blend.
- ZOOMFOAM Elite (Cyclotron) — EPP-based with EVA perimeter.
Bottom line
If you're buying a Gen 4 foam paddle in 2026 and you don't have strong preferences yet, go EPP. It's the safer, more proven, more consistent option that suits the widest range of playing styles. If you specifically love a lively, hollow-sounding paddle and play a hands-first game, MPP is worth trying — but be prepared for it to feel different from what you're used to.
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