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Cannondale Synapse Carbon 4 Shimano 105 Di2 12v vs Cannondale Synapse Carbon 5 Shimano 105 12v

Cannondale Synapse Carbon 4 Shimano 105 Di2 12v, side view

Cannondale

Synapse Carbon 4 Shimano 105 Di2 12v

Cannondale Synapse Carbon 5 Shimano 105 12v, side view

Cannondale

Synapse Carbon 5 Shimano 105 12v

High endEnduranceCarbon700c2026
Mid-rangeEnduranceCarbon700c2026

Two builds of the Cannondale Synapse line: 6 differences, mostly in the components.

Cannondale Synapse Carbon 4 Shimano 105 Di2 12v, side viewCannondaleCannondale Synapse Carbon 4 Shimano 105 Di2 12v
Cannondale Synapse Carbon 5 Shimano 105 12v, side viewCannondaleCannondale Synapse Carbon 5 Shimano 105 12v

At a glance

  • Cannondale Synapse Carbon 4 Shimano 105 Di2 12v has the higher-range groupset: Shimano 105 Di2, against Shimano 105.
  • Cannondale Synapse Carbon 5 Shimano 105 12v has the shorter lowest gear: 11 km/h at 90 rpm, against 12 km/h.
Key specs1 difference
Model yearSame for all 2026 2026
FrameSame for all Carbon
As printed

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

 Carbon
As printed

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

WheelsetSame for all 700c · DT Swiss R470 DB, 28h 700c · DT Swiss R470 DB, 28h
DrivetrainSame for all 2×12 2×12
Groupset Shimano 105 Di2 Higher range Shimano 105
Brake modelSame for all Shimano 105 7170 hydraulic disc Shimano 105 7170 hydraulic disc

Prices

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

Cannondale Synapse Carbon 4 Shimano 105 Di2 12v

Cannondale Synapse Carbon 4 Shimano 105 Di2 12v

Cannondale Synapse Carbon 5 Shimano 105 12v

Cannondale Synapse Carbon 5 Shimano 105 12v

Character

  • Synapse Carbon 4 Shimano 105 Di2 12v · Road bike average gearing, rather high equipment.
  • Synapse Carbon 5 Shimano 105 12v · Road bike average gearing, average 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.

  • Cannondale Synapse Carbon 4 Shimano 105 Di2 12v12 km/h - 53 km/h
  • Cannondale Synapse Carbon 5 Shimano 105 12v11 km/h - 53 km/h
Easiest gear (climbing)Hardest gear (descending)
Cannondale Synapse Carbon 4 Shimano 105 Di2 12vCannondale Synapse Carbon 5 Shimano 105 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 typeSame for all Endurance
As printed

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

 Endurance
As printed

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

Frame and fork
ForkSame for all Carbon
As printed

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

 Carbon
As printed

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

Max tyre clearanceSame for all 42 mm 42 mm
AxlesSame for all 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,

 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,

Cable routingSame for all Fully integrated °Value not published by the brand
As printed

integrated cable routing

 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

 Shimano
Shifting Electronic, wired
As printed

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

 Mechanical
As printed

Shifters: Shimano 105 7100, 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 12
Chainring teethSame for all Shimano 105 7100 50/34 Shimano 105 7100 50/34
Cassette Shimano 105 7100 11-34 Shimano 105 7100 11-36
Rear derailleur Shimano 105 Di2 7150 °Value not published by the brandHigher range Shimano 105 7100 °Value not published by the brand
Shifters Shimano 105 Di2 R7170, wireless, 12-speed °Value not published by the brandHigher range Shimano 105 7100, 12-speed °Value not published by the brand
Brakes
BrakesSame for all Hydraulic disc
As printed

Shimano 105 7170 hydraulic disc

 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 tyres1 difference
Wheel sizeSame for all 700c / 29"
As printed

Vittoria Rubino Pro IV, 700x32c

 700c / 29"
As printed

Vittoria Zaffiro Pro V, 700x32c

RimsSame for all Aluminium °Value not published by the brand Aluminium °Value not published by the brand
Tyres Vittoria Rubino Pro IV, 700x32c Vittoria Zaffiro Pro V, 700x32c
Tyre width fittedSame for all 32 mm 32 mm

° Value not published by the brand

Where to buy them

Compare the whole Cannondale Synapse range

Frequently asked questions

What groupset do Cannondale Synapse Carbon 4 Shimano 105 Di2 12v and Cannondale Synapse Carbon 5 Shimano 105 12v come with?

Cannondale Synapse Carbon 4 Shimano 105 Di2 12v: Shimano 105 Di2. Cannondale Synapse Carbon 5 Shimano 105 12v: Shimano 105.

Other comparisons

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