Marin PORTOFINO 2011 VS Jamis COMET 18 2004 specs comparison

Marin Portofino

General Infos

Model	Portofino
Manufacturer	Marin
Year of production	2011
Current price	Check price Here ==>
Color choice	-Black and orange
Sizes	- Extra small - Small - Medium - Large
Sizes	- Extra small - Small - Medium - Large

Wheels And Breaking System

Bike front tire	700 X 23c Kenda Koncept
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Shimano Integrated Levers Dual Pivot Brakes
Hubs for disc brakes	Formula
Rims manufacturer	28-hole and 32-hole Alex R450
Spoke nipples type	Not Available
Spoke wheel	15ga. WTB Stainless

Frame and Body Specs

Frame materials	6061 Double Butted Aluminum
Frame type	Aluminum
Handlebar construction	FSA Vero Compact
Handlebar extender	Optional
Handlebar stem details	Alloy Threadless
Headset size	1 1/8 (inches) Ritchey Logic Comp

Gearing Specifications

Bicycle chain	Shimano HG40
Bottom bracket shell width	Not Available
Bottom bracket type	Sealed Cartridge
Crankset parts and sizes	52/42/30t Teeth FSA Vero Triple
Gear shift levers	Shimano 2300 STI
Rear gear set	12 - 25 Teeth 8-speed

Marin Portofino Fork System Data

Derailleur (Front)	Shimano 2300
Derailleur (Rear)	Shimano Sora
Fork material	Carbon
Fork type	RFE Carbon

Other Specs of Marin Portofino

Component group sets	Shimano Mix
Pedals details	Not Available
Rear shock absorber	Not Available
Saddle seat	Marin Plush Road
Seat post extension	27.2 (millimeters) Diameter Alloy Micro Adjust

Jamis Comet 18

General Infos

Model	Comet 18
Manufacturer	Jamis
Year of production	2004
Current price	Check price Here ==>
Color choice	-Flame Red and Gloss Black
Sizes	- Extra small - Small - Medium - Large - Extra large

Wheels And Breaking System

Bike front tire	700 X 23c Hutchinson Carbon Comp
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Shimano Ultegra STI Dual Control Levers Shimano Ultegra Dual Pivot Brakes
Hubs for disc brakes	Not Available
Rims manufacturer	Mavic Ksyrium Elite
Spoke nipples type	Not Available
Spoke wheel	Mavic

Frame and Body Specs

Frame materials	Aluminum and carbon Fiber
Frame type	TIG-welded
Handlebar construction	Easton EA70
Handlebar extender	Optional
Handlebar stem details	Easton EA-70
Headset size	1 1/8 (inches) Threadless Cane Creek ZS-2

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-HG92
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	109.5 (millimeters) Spindle Shimano Ultegra
Crankset parts and sizes	39/53 Teeth Shimano Ultegra
Gear shift levers	Shimano Ultegra STI Dual Control
Rear gear set	11 - 23 Teeth 9-speed

Jamis Comet 18 Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 31.8 (millimeters) Shimano Ultegra
Derailleur (Rear)	Shimano Ultegra SS
Fork material	Aero Crown Carbon Fiber Composite With Aluminum Steerer
Fork type	Easton EC70

Other Specs of Jamis Comet 18

Component group sets	Shimano Ultegra
Pedals details	Optional
Rear shock absorber	Not Available
Saddle seat	Titanium Rails Fi'zi:k Pave
Seat post extension	27.2 (millimeters) Diameter Micro-adjust Carbon Fiber