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Argon 18 Equation vs Cannondale Synapse Carbon 4

Argon 18 Equation, side view

Argon 18

Equation

Cannondale Synapse Carbon 4, side view

Cannondale

Synapse Carbon 4

High endEnduranceCarbon700c2026
High endEnduranceCarbon700c2026

Close on the specs and the list price: here are their 10 differences, line by line.

Argon 18 Equation, side viewArgon 18Argon 18 Equation
Cannondale Synapse Carbon 4, side viewCannondaleCannondale Synapse Carbon 4

At a glance

Key specs2 differences
Model yearSame for all 2026 2026
FrameSame for all Carbon
As printed

a performance-minded carbon frame

 Carbon
As printed

Synapse Carbon, Proportional Response construction, integrated cable routing, downtube Stashport

Wheelset 700c · ATTEN L42 wheelset 700c · DT Swiss R470 DB, 28h
DrivetrainSame for all 2×12 2×12
GroupsetSame for all Shimano 105 Di2
As printed

Rear Derailleur: Shimano 105 Di2 R7150

 Shimano 105 Di2
Brake model Shimano 105 Di2 R7170 Higher range Shimano 105 7170 hydraulic disc
Seatpost Argon 18 TDS-C –Not given

Prices

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

Argon 18 Equation

Argon 18 Equation

Cannondale Synapse Carbon 4

Cannondale Synapse Carbon 4

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Character

  • Equation · Road bike average gearing, rather high equipment.
  • Synapse Carbon 4 · Road bike average gearing, rather 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 Equation12 km/h - 53 km/h
  • Cannondale Synapse Carbon 412 km/h - 53 km/h
Easiest gear (climbing)Hardest gear (descending)
Argon 18 EquationCannondale Synapse Carbon 4

Components and specs

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

Ride type
Ride typeSame for all Endurance
As printed

Endurance geometry

 Endurance
As printed

bikes/road/endurance; Comfortable high-performance road riding, long distance missions, fast group rides

Frame and fork1 difference
Fork–Not given Carbon
As printed

Synapse Carbon, integrated crown race, 12x100mm thru-axle, flat mount disc

Max tyre clearance 34 mm 42 mm Best of the comparison+8 mm
Axles–Not given Thru-axles °Value not published by the brand
As printed

Synapse Carbon, Proportional Response construction, integrated cable routing, downtube Stashport, 12x142 thru-axle, UDH, BSA 68mm threaded BB, flat mount disc,

Bottom bracket Shimano BB-RS500 –Not given
Cable routingSame for all Fully integrated
As printed

Integrated Cables: Yes

 Fully integrated °Value not published by the brand
As printed

integrated cable routing

Drivetrain4 differences
Groupset brandSame for all Shimano
As printed

Shimano 105 Di2 R7150

 Shimano
As printed

Shimano 105 Di2

ShiftingSame for all Electronic, wired
As printed

Shifters: Shimano 105 Di2 R7150

 Electronic, wired
As printed

Shifters: Shimano 105 Di2 R7170, wireless, 12-speed

ChainringsSame for all 2 °Value not published by the brand 2 °Value not published by the brand
Gears at the backSame for all 12 °Value not published by the brand 12
Chainring teeth Shimano 105 FC-R7100 50/34 Shimano 105 7100 50/34
Cassette Shimano 105 CS-R7100 11-34 Shimano 105 7100 11-34
Rear derailleur Shimano 105 Di2 R7150 °Value not published by the brand Shimano 105 Di2 7150 °Value not published by the brand
Shifters Shimano 105 Di2 R7150 °Value not published by the brand Shimano 105 Di2 R7170, wireless, 12-speed °Value not published by the brand
Brakes
BrakesSame for all Hydraulic disc °Value not published by the brand
As printed

Shimano 105 Disque hydraulique

 Hydraulic disc
As printed

Shimano 105 7170 hydraulic disc

Front rotorSame for all 160 mm 160 mm
Rear rotorSame for all 160 mm 160 mm
Wheels and tyres3 differences
Wheel sizeSame for all 700c / 29" °Value not published by the brand 700c / 29"
As printed

Vittoria Rubino Pro IV, 700x32c

Rims Carbon °Value not published by the brand Aluminium °Value not published by the brand
Tyres Vittoria Zaffiro Pro 700x30c Vittoria Rubino Pro IV, 700x32c
Tyre width fitted 30 mm 32 mm +2 mm
Cockpit and seatpost
Handlebar Ciclovation LEATHER TOUCH Tornado Gloss °Value not published by the brand–Not given
Stem FSA Omega Pro ST-167 °Value not published by the brand–Not given
Seatpost model Argon 18 TDS-C °Value not published by the brand–Not given

° Value not published by the brand

Where to buy them

Compare the whole Cannondale Synapse range

Frequently asked questions

What groupset do Argon 18 Equation and Cannondale Synapse Carbon 4 come with?

Argon 18 Equation: Shimano 105 Di2. Cannondale Synapse Carbon 4: Shimano 105 Di2.

Other comparisons

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