Bikes up to 60% offWe monitor over 40,000 bikes daily to find the best prices

Today’s Deals

2023 Polygon

Strattos S8 Disc

A carbon frame endurance bike with high-end components and shimano ultegra hydraulic disc brakes.
Compare the full range

Manufacturer Price

$2,599
Weight19.2 lbs  
FrameCarbon
ForkCarbon
Wheels700c Aluminum
Drivetrain2 × 11
GroupsetUltegra
BrakesShimano Ultegra Hydraulic Disc
Where to Buy
Similar Bikes
Top Comparison
Insights
Ride Feel

Based on frame geometry and build specs.

Rider Position
relaxedaggressive
Terrain
smoothrugged
Strattos S8 Disc
Other Endurance bikes
Gearing

A bike with lower gearing will be easier to ride up steep hills, while a higher top end means it will pedal faster down hills.

Lowest gear

(climbing)

39 mph

Strattos S8 Disc

39 mph

Similar Bikes

Highest gear

(descending)

Spec Level

Based on build material and quality level of the frame, fork, wheelset, groupset, suspension system, and more.

Compare the full STRATTOS model range

View Comparison
Sizing
XXS

4'7" – 5'2"

XS

5'0" – 5'5"

SM

5'2" – 5'6"

MD

5'5" – 5'8"

LG

5'7" – 5'10"

XL

5'8" – 6'2"

XXL

6'0" – 6'4"

Rider Fit Notes

None yet.

Do you have this bike? Help other riders make a decision about which size will work for them by sharing your own size and fit notes.

Reviews
Velo
Review: The Polygon Strattos S8X Checks Every Box on a Budget

Dec 2024 · Alvin Holbrook

The Polygon Strattos S8X road bike might be the least-expensive way to get Ultegra Di2, but is it any good? We find out in our review.

Read Review

Geometry
Specs
Build
Frame

ACX All-Round Uci Approved, Internally Routed, Pressfit BB86, 12x142mm

BB StandardBB86/BB92, Press Fit

Fork

Full Carbon, Taper 1-1/8" To 1-1/2", Flat Mount Disc Brake

Bottom Bracket

SHIMANO BB-RS500-PB

Headset

Integrated (Is) Sealed Bearing For Os Head Tube

Stem

Entity Xpert Alloy, 31.8mm, 7°

Handlebar

Entity Xpert Alloy, 31.8mm

Saddle

Entity Flux 2, Cr-Mo 7mm

Seatpost

Entity Xpert Alloy, 27.2 x 350mm, 15mm, Integrated Shape W/ Bolt

TypeRigid

Pedals

Not included

Groupset
Rear Derailleur

Shimano Ultegra RD-R8000-Ss Direct Attach

Front Derailleur

Shimano Ultegra FD-R8000 Braze-On

Crank

Shimano Ultegra FC-R8000 50/34T

Shifters

Shimano Ultegra ST-R8020, 2x11-Speed Dual Control Lever

Cassette

Shimano Ultegra CS-R8000 11-30T

Chain

KMC X11-1

Brakes

Shimano Ultegra ST-R8020

TypeShimano Ultegra Hydraulic Disc

Brake Levers

Shimano Ultegra ST-R8020

Wheels
Rims

Entity XL3 Disc, 19mm Inner Width, Tubeless Ready With Rim Tape

Front Hub

Alloy Thru Axle 12x100mm 24H Sealed Bearings Cl

Rear Hub

Alloy Thru Axle 12x142mm 24H Sealed Bearings Cl, 11-Speed

Tires

Schwalbe One Addix 700x28C Tube Only

Rider Notes
Riders Also Viewed

First added January 31

Last updated July 9

Not listed for 692 days