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2026 Cannondale

Synapse Carbon 2

A carbon frame endurance bike with high-end components and shimano ultegra hydraulic disc brakes.
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Manufacturer Price

$7,499
FrameCarbon
ForkCarbon
Wheels700c Carbon
Drivetrain2 × 12 Electronic
GroupsetUltegra, Ultegra Di2
BrakesShimano Ultegra Hydraulic Disc
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Insights
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

Synapse Carbon 2

39 mph

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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 Synapse model range

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Sizing
48cm

5'2" – 5'6"

51cm

5'5" – 5'10"

54cm

5'7" – 5'11"

56cm

5'9" – 6'1"

58cm

6'0" – 6'4"

61cm

6'3" – 6'8"

Rider Fit Notes

None yet.

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Price History
Reviews
Cycling News
Cannondale Synapse Carbon 2 review: Dependable and sure footed, but not as exciting to ride as some of the best endurance bikes on the market

Mar 2026

The 6th gen Synapse can handle a lot, but if you're looking for a more comfortable endurance bike, you will need to decide if its geometry and ride feel are for you

Highs
  • Confidence inspiring, sure footed handling

  • Comfortable geometry

  • Progressive tyre clearances mean you can do a lot with the bike

  • A good looking bike overall

Lows
  • Middle spec, tube-only tyres on a 6k bike is a let down

  • No alternate inline seatpost option for all sizes

  • Lacks a little bit of race bike excitement

Read Review

Road Bike Action
First Rides - Cannondale Synapse Carbon 2 with SmartSense - Road Bike Action

Mar 2026 · Joe Mackey

The Synapse has arguably been the most versatile bike in Cannondale’s lineup for the last several years. From the Cobbles in the Pro Tour to your favorite local Fondo, the Synapse has been ridden just about everywhere.  As a former owner of a Synapse, I can attest to the versatility of generations past. But this […]

Highs
  • Versatile geometry updates

  • Increased tire clearance (fork clears 48mm, rear clears 42mm)

  • Added aero features

  • Integrated SmartSense system with headlight and Garmin rear radar

  • Downtube storage

  • Smooth ride quality with 32mm Vittoria Rubino tires

  • Slightly more aggressive and racier geometry than previous Synapse

Lows
  • No power meter at $7500 price point

  • Slightly more aggressive geometry may not suit all endurance riders

Read Review

Gran Fondo Magazine
New Cannondale Synapse LAB71 SmartSense on Test – Is This Really the Future of All-Road Riding?

Nov 2025 · Calvin Zajac

With the Synapse LAB71 SmartSense, Cannondale present their vision of the future of all-road riding – but is the bike really worth its hefty price tag?

Highs
  • Versatile and fun handling

  • Vively ride feel

  • Extremely adaptable

  • Clean integration of lighting and electronics

Lows
  • Expensive

Read Review

BikeRadar
Cannondale Synapse Carbon 2 SmartSense review: the new gold standard for endurance bikes | BikeRadar

Aug 2025 · Warren Rossiter

The Synapse Carbon 2 is exactly what I want from a modern endurance bike; it's smooth and comfortable while still being an exciting and fun ride.

Highs
  • Superb on road manners

  • Fun and confident handling

  • Smart sense safety enhancements

Lows
  • Alloy handlebar is my only niggle

Read Review

Bicycling
The Cannondale Synapse Sets a New Standard for Endurance Road Bikes

Jul 2025

The Synapse forgoes comfort gimmicks in favor of ample tire clearance, solid geometry, and clean integration to deliver an exceptional riding experience.

Read Review

road.cc
Cannondale Synapse Carbon 4

Jun 2025

A belter of a bike with a price tag to match

Highs
  • Balanced geometry

  • Down tube storage

  • Electronic shifting

  • Well-considered cockpit

  • Great pricing

Lows
  • Heavy aluminium wheels

Read Review

Cyclist
New Cannondale Synapse vs Specialized Roubaix vs Trek Domane: Which is the best endurance road bike?

May 2025 · Paul Norman

Road bikes have for a long time been divided into two categories: race bikes and endurance bikes. While the former

Read Review

Bikerumor
Cannondale Synapse Can Run Your Electronics from One Battery and Has Room For Snacks

May 2025 · Jordan Villella

The Synapse was never the average endurance bike, the newest models reflect a refined road bike that wants to go fast, comfortably.

Read Review

Geometry
Specs
Build
Frame

Synapse Carbon, Proportional Response construction, integrated cable routing, downtube Stashport, 12x142 thru-axle, UDH, BSA 68mm threaded BB, flat mount disc, integrated seat binder, SmartSense Gen 2.0 compatible, fender mounts

BB StandardBSA, 68mm, Threaded

Hanger StandardUDH

Tire Clearance48c

ColorGrey

Fork

Synapse Carbon, integrated crown race, 12x100mm thru-axle, flat mount disc, internal routing, 1-1/8" to 1-1/5" Delta steerer, 55mm offset, fender mounts

Bottom Bracket

Shimano BSA 68

Headset

Integrated, 1-1/8" - 1-1/2"

Stem

Cannondale C1 Conceal, Alloy, 31.8, -6°: 80mm (44-48m), 90mm (51cm), 100mm (54-56cm), 110mm (58-61cm)

Handlebar

Vision Trimax Aero Alloy: 400mm (44-51cm), 420mm (54-61cm)

Saddle

Fizik Vento Argo X5, 140mm

Seatpost

Cannondale C1 Aero 27 Carbon, SmartSense compatible, 330mm length, 0mm offset (44-48cm), 15mm offset (51-61cm)

TypeRigid

Pedals

Not included

Grips

Fizik Tempo Bondcush Soft, 3mm

Groupset
Rear Derailleur

Shimano Ultegra Di2 R8150

Front Derailleur

Shimano Ultegra Di2 R8150

Crank

Shimano Ultegra R8100, 50/34: 165mm (44cm), 170mm (48-51cm), 172.5 (54-56cm), 175mm (58-61)

Shifters

Shimano Ultegra Di2 R8170, wireless, 12-speed

Cassette

Shimano Ultegra R8100, 11-34, 12-speed

Chain

Shimano Ultegra, 12-speed

Brakes

Shimano Ultegra R8170, 160/160mm CL800 rotors

TypeShimano Ultegra Hydraulic Disc

Brake Levers

Shimano Ultegra Di2 R8170 hydraulic disc

Wheels
Rims

DT Swiss ERC 45, carbon, 24mm inner width, 45mm depth, 24h, tubeless ready

Spokes

DT Swiss Competition

Front Hub

DT Swiss 370, 12x100mm centerlock

Rear Hub

DT Swiss 370 LN Ratchet System, 12x142mm centerlock

Tires

Vittoria Rubino Pro IV, 700x32c

Rider Notes
Riders Also Viewed

First added December 4

Last updated June 7