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2024 Cannondale

Synapse 1

An aluminum frame endurance bike with upper mid-range components and shimano 105 hydraulic disc brakes.

Manufacturer Price

$2,299
FrameAluminum
ForkCarbon
Wheels700c Aluminum
Drivetrain2 × 12
Groupset105
BrakesShimano 105 Hydraulic Disc
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Top Comparison
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 1

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.

Sizing
44cm

5'0" – 5'5"

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
  • 5'9", size 54, Just right
  • 5'4", size 48cm, Fits small
Reviews

Summary

The Cannondale Synapse is celebrated for its blend of performance and comfort, making it a standout in the endurance category. Its design focuses on real-world performance, with features like size-specific geometry, lightweight frames, and enhanced compliance for a smoother ride. The bike also boasts innovative technology such as the SmartSense system for integrated lighting and radar, and ample storage options with StashPort. While it excels in versatility and comfort, some reviews note limitations with tire clearance and the SmartSense system's compatibility with certain components.

Pros
  • Versatile and capable

  • Real-world performance

  • Comfort and stability

  • Performance-oriented but comfortable

  • Innovative technology like SmartSense

Cons
  • Tire clearance may be limited with certain setups

  • SmartSense system's compatibility issues with some components

  • Higher spec models can be expensive

Key Quotes
The Cannondale Synapse is what happens when you take performance seriously—but not so seriously that you forget to smile during a five-hour ride.
Bikerumor logoBikerumor
"The Synapse now has drag figures that are basically on par with the previous third-generation SuperSix Evo, which, from all of our testing, would be an extremely competitive bike if it was still in the pro peloton," says Nathan Barry, Cannondale’s senior design engineer.
Canadian Cycling Magazine logoCanadian Cycling Magazine
The Synapse goes further than the other two bikes to prepare you for longer rides.
Cyclist logoCyclist

Feedback?

View all reviews

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

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

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

Canadian Cycling Magazine
New Cannondale Synapse: Expanded endurance-bike technology

May 2025 · Matthew Pioro

The latest bike not only has features that will make you speedier, it will get you out on the roads faster New Cannondale Synapse: Expanded endurance-bike technology

Read Review

Velo
First Ride: The New Cannondale Synapse Road Bike Gets Gravel Tire Clearance and Integrated Lights

May 2025 · Alvin Holbrook

Remember that clunky SmartSense system? Its back and wrapped around one of the most compelling road bikes of 2025, the Cannondale Synapse.

Read Review

BikeRadar
Cannondale Synapse 1 review

Feb 2024 · Simon Withers

A comfortable fender-friendly all-rounder

Highs
  • Comfortable ride

  • Good contact points

  • Comprehensive fixtures and fittings

  • Excellent 105 groupset

  • Good tyre clearance

Lows
  • More expensive than key rival

  • Non series crankset

  • Tyres aren t tubeless ready

Read Review

Road Bike Action
CANNONDALE SYNAPSE CARBON RLE BIKE TEST - Road Bike Action

Dec 2022 · RBA Staff

Radar comes standard

Highs
  • Comfortable all-day ride

  • Stable and confidence-inspiring handling

  • SmartSense radar and light integration

  • Simplicity of design (standard seatpost clamp, threaded BB)

  • Understated graphics

  • Shimano Ultegra Di2 12-speed with compact gearing

  • Fender mounts

  • Tubeless-ready wheels

Lows
  • SmartSense radar triggers false warnings from cars in other lanes or parallel roads

  • SmartSense battery charging finicky, needs removal and reset

  • Battery capacity requires charging after every ride

  • Heavy wheels (1740g) affect acceleration and climbing

  • No carbon seatpost for added compliance at this price

Read Review

Geometry
Specs
Build
Frame

Lightweight SmartForm C2 Alloy, SmartSense compatible, BSA threaded BB, internal cable routing, flat mount, 142x12 thru-axle, hidden rack/fender mounts

BB StandardBSA, 68mm, Threaded

Tire Clearance32c

ColorsRally Red; Black

Fork

Synapse Carbon, integrated crown race, 12x100mm thru-axle, internal routing, flat mount brake, fender mounts

Bottom Bracket

Shimano BB-RS500, BSA

Headset

Integrated, 1-1/8" - 1-1/4"

Stem

Cannondale 3, 6061 Alloy, 31.8, 7°

Handlebar

Cannondale 3, 6061 alloy, Compact

Saddle

Fizik Aliante Delta, S-alloy rails

Seatpost

Cannondale 3, 6061 Alloy, 27.2x350mm

TypeRigid

Pedals

Not included

Grips

Cannondale Bar Tape, 3.5mm

Groupset
Rear Derailleur

Shimano 105 7100, 12-speed

Front Derailleur

Shimano 105 7100, braze-on

Crank

Shimano RS520, 50/34

Shifters

Shimano 105 7100, 12-speed

Cassette

Shimano 105 7100, 12-speed, 11-34

Chain

Shimano 105 7100, 12-speed

Brakes

Shimano 105 7170 hydraulic disc, 160/160mm RT64 centerlock rotors

TypeShimano 105 Hydraulic Disc

Brake Levers

Shimano 105 7100 hydraulic disc

Wheels
Rims

DT Swiss R470 DB, 28h

Spokes

Stainless Steel, 14g

Front Hub

Formula CL-712, 12x100mm centerlock

Rear Hub

Formula RXC-400, 12x142mm centerlock

Tires

Zaffiro Pro Bright Black Reflective, 700x30c

Rider Notes
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First added February 20

Last updated October 19

Not listed for 230 days