Streamline Boost disc golf disc
Flight path RHBH
Streamline Discs · Distance Driver

Boost

Flight Numbers

9.5

Speed

4

Glide

0

Turn

2.5

Fade

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About the Boost

Boost: Streamline Discs’s stable distance driver

The Streamline Boost is an overstable driver rated 9.5/4/0/2.5, which Streamline pitches as a fairway/distance hybrid: a little slower than a full distance driver, with more control than one. It was PDGA approved in February 2025.

Zero turn means it resists flipping off the release, and 2.5 fade gives a dependable finish, left for a right-handed backhand, without the hard dump of a 3 or 4. Four glide keeps it from floating, so it goes where it’s aimed rather than drifting. Streamline’s own line is that the slower speed shouldn’t fool anyone, because the Boost still covers ground. At 9.5 it’s reachable for more arms than a 12-speed driver. A big arm gets a line that holds straight before a steady finish; below fairway-driver power it fades earlier than the numbers suggest. Infinite’s reviewer averages, 9.6/4/0/2.7, sit right on the rating, though that is only four reviews.

Within Streamline’s line it sits between the understable Lift (9/5/-2/1.5) and the more overstable Flare (9/4/0/3.5), with the Trace (11/5/-1/2) above it for speed. Customer reviews at Gotta Go Gotta Throw liken it to a Millennium Draco and call it a more torque-resistant Discraft Anax; those are player impressions, not specifications. Its slot is the controlled driver for tee shots that need to finish. It is not a turnover disc, and it gives up some raw distance for that control.

Streamline hasn’t published an explanation of the name, which sits in a lineup that also includes the Lift, Jet, Runway and Pilot.

The Boost is made in Neutron and Proton. Prototype runs came first, and Gotta Go Gotta Throw notes the prototypes lacked the tooling on the underside of the rim that the stock mold carries. Eagle McMahon has a 2026 Team Series Neutron Boost, and JomezPro’s listing calls it one of his go-to molds.

Flies like…

How much the Boost turns and fades depends on how hard it is thrown. These three shapes are drawn from the manufacturer’s numbers, not from measured throws.

BeginnerUnder 300 ft drive
Intermediate300-400 ft drive
AdvancedOver 400 ft drive

What the numbers mean

Speed9.5How fast it has to be thrown
Glide4How long it stays in the air
Turn0Right at high speed
Fade2.5Left as it slows down

PDGA specs

Measured by the PDGA when the Boost was certified. Each card names discs that share the number, so you can feel it in the hand.

2025
First approvedFeb 3, 2025When the PDGA first certified the mould for sanctioned play. Retooled since; the measurements here are from the latest approval.Approved the same yearDiscmania Glacier·Thought Space Persona·Gateway Ghoul
Section drawing of a disc golf disc with the rim depth dimensioned
Rim depth1.1cmFrom the bottom of the rim up to where the inner rim meets the flight plate — the pocket your fingers curl into. At least 1.1 cm.Same rim depthInnova Beast·Axiom Vanish·Prodigy X3·MVP Amp·Innova Leopard
Section drawing of a disc golf disc with the rim width dimensioned
Rim width2.1cmOuter edge to inner edge of the rim (the PDGA calls it rim thickness). Wider rims generally mean faster discs. Capped at 2.6 cm.Same rim widthDynamic Discs Trespass·Innova Mamba·Innova Wraith·Discraft Flash·Discraft Crush

Available plastics

Speed · Glide · Turn · Fade

Discs with similar flight numbers

KastaplastMalmStable10402.5
AGLElmOverstable9403
DiscmaniaFD3Overstable9403
Viking DiscsFenrirOverstable10403
Westside DiscsFortressOverstable10403
Clash DiscsGingerStable9402
InnovaInvictusOverstable10403
Westside DiscsLongbowmanOverstable9403
DiscmaniaPDOverstable10403
DiscraftRaptorOverstable9403
Same brand, same type

More Streamline Discs distance drivers

Streamline DiscsJetUnderstable115-32
Streamline DiscsTraceStable115-12
Streamline DiscsFlareOverstable9403.5
Streamline DiscsLiftStable95-21.5

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