Argon 18 Sum Pro Shimano Ultegra Di2 R8150 12v vs Cannondale Supersix Evo 2 Shimano Ultegra Di2 R8150 12v

Argon 18

Sum Pro Shimano Ultegra Di2 R8150 12v

Cannondale

Supersix Evo 2 Shimano Ultegra Di2 R8150 12v

Top of the rangeAeroCarbon700c2026

Top of the rangeCarbon700c2026

Close on the specs and the list price: here are their 6 differences, line by line.

Argon 18 Sum Pro Shimano Ultegra Di2 R8150 12v, side view

Argon 18Argon 18 Sum Pro Shimano Ultegra Di2 R8150 12v

Cannondale Supersix Evo 2 Shimano Ultegra Di2 R8150 12v, side view

CannondaleCannondale Supersix Evo 2 Shimano Ultegra Di2 R8150 12v

At a glance

Differences only

Key specs2 differences

Model year 2026 2026

Frame Carbon

As printed

optimize frame topology and carbon layup

Carbon

As printed

SuperSix EVO Carbon, Gen 5, integrated cable routing, 12x142 thru-axle

Wheelset 700c · DT Swiss ARC1400 Dicut Wheelset 700c · DT Swiss ERC LOG 45 carbon road wheelset - 45mm deep

Drivetrain 2×12 2×12

Groupset Shimano Ultegra Di2

As printed

Rear Derailleur: Shimano Ultegra Di2 R8150

Shimano Ultegra Di2

Brake model Shimano Ultegra Di2 R8170 Higher range Shimano Ultegra R8170 hydraulic disc

Seatpost SUM specific (included with frameset) –

Prices

Each model's retailers, delivered to your country, and their prices over time.

Argon 18 Sum Pro Shimano Ultegra Di2 R8150 12v

Cannondale Supersix Evo 2 Shimano Ultegra Di2 R8150 12v

Character

Sum Pro Shimano Ultegra Di2 R8150 12v · Road bike average gearing, very high equipment.
Supersix Evo 2 Shimano Ultegra Di2 R8150 12v · Road bike average gearing, very high equipment.

Gearing

Speed in the lowest and the highest gear at 90 rpm: lower on the left climbs easier, higher on the right goes faster.

Argon 18 Sum Pro Shimano Ultegra Di2 R8150 12v14 km/h - 54 km/h
Cannondale Supersix Evo 2 Shimano Ultegra Di2 R8150 12v14 km/h - 54 km/h

Easiest gear (climbing)Hardest gear (descending)

Argon 18 Sum Pro Shimano Ultegra Di2 R8150 12vCannondale Supersix Evo 2 Shimano Ultegra Di2 R8150 12v

Components and specs

Every spec line by line; the higher range of a component is marked. The technical groups are folded.

Ride type

Ride type Aero

As printed

Pro Lightweight Aero Race Bike

–

Frame and fork

Fork– Carbon

As printed

SuperSix EVO Carbon, Gen 5, integrated crown race, 12x100mm thru-axle

Frame weight– 910 g

Max tyre clearance 32 mm 32 mm

Axles– Thru-axles

As printed

12x142 thru-axle

Bottom bracket CeramicSpeed BB86 Shimano Coated –

Cable routing Fully integrated

As printed

Integrated Cables: Yes

Fully integrated ^{°Value not published by the brand}

As printed

integrated cable routing

Drivetrain3 differences

Groupset brand Shimano

As printed

Shimano Ultegra Di2 R8150

Shimano

As printed

Shimano Ultegra Di2

Shifting Electronic, wired

As printed

Shifters: Shimano Ultegra Di2 R8170

Electronic, wired

As printed

Shifters: Shimano Ultegra Di2 R8170, wireless, 2x12-speed

Chainrings 2 ^{°Value not published by the brand} 2 ^{°Value not published by the brand}

Gears at the back 12 ^{°Value not published by the brand} 12

Chainring teeth Shimano Ultegra R8100 52/36 Shimano Ultegra R8100 52/36

Cassette Shimano Ultegra CS-R8100 11-30 Shimano Ultegra R8100 11-30

Rear derailleur Shimano Ultegra Di2 R8150 ^{°Value not published by the brand} Shimano Ultegra Di2 R8150, 12-speed ^{°Value not published by the brand}

Shifters Shimano Ultegra Di2 R8170 ^{°Value not published by the brand} Shimano Ultegra Di2 R8170, wireless, 2x12-speed ^{°Value not published by the brand}

Brakes

Brakes Hydraulic disc ^{°Value not published by the brand}

As printed

Shimano Ultegra Disque hydraulique

Hydraulic disc

As printed

Shimano Ultegra R8170 hydraulic disc

Front rotor 160 mm 160 mm

Rear rotor 140 mm 140 mm

Wheels and tyres1 difference

Wheel size 700c / 29" ^{°Value not published by the brand} 700c / 29"

As printed

Schwalbe One TLR, 700x28c, tubeless ready

Rims Carbon ^{°Value not published by the brand} Carbon

As printed

DT Swiss ERC LOG 45 carbon road wheelset - 45mm deep

Rim depth– 45 mm

Rim inner width– 22 mm ^{°Value not published by the brand}

Tubeless ready– yes

Tyres Vittoria Corsa Pro TLR 28c Schwalbe One TLR, 700x28c, tubeless ready

Tyre width fitted 28 mm 28 mm

Cockpit and seatpost

Handlebar Ciclovation LEATHER TOUCH Tornado Gloss ^{°Value not published by the brand}–

Seatpost model SUM specific (included with frameset) ^{°Value not published by the brand}–

° Value not published by the brand

Where to buy them

Argon 18 Sum Pro Shimano Ultegra Di2 R8150 12v
Its full spec sheet Compare the whole Argon 18 Sum range
Cannondale Supersix Evo 2 Shimano Ultegra Di2 R8150 12v
Its full spec sheet Compare the whole Cannondale Supersix range

Compare the whole Argon 18 Sum range Compare the whole Cannondale Supersix range

Frequently asked questions

What groupset do Argon 18 Sum Pro Shimano Ultegra Di2 R8150 12v and Cannondale Supersix Evo 2 Shimano Ultegra Di2 R8150 12v come with?

Argon 18 Sum Pro Shimano Ultegra Di2 R8150 12v: Shimano Ultegra Di2. Cannondale Supersix Evo 2 Shimano Ultegra Di2 R8150 12v: Shimano Ultegra Di2.

Compare other models

Argon 18 Sum Pro Shimano Ultegra Di2 R8150 12v vs Cannondale Supersix Evo 2 Shimano Ultegra Di2 R8150 12v

At a glance

Prices

Character

Gearing

Components and specs

Where to buy them

Frequently asked questions

Other comparisons