Jamis COMET 18 2004 VS Specialized TARMAC SL2 ELITE M2 APEX 2011 specs comparison

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
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

Specialized Tarmac SL2 Elite M2 Apex

General Infos

Model	Tarmac SL2 Elite M2 Apex
Manufacturer	Specialized
Year of production	2011
Current price	Check price Here ==>
Color choice	- Red and Carb and Wht -Carb and Wht and Sil
Sizes	- 49cm (centimeters) - 52cm (centimeters) - 54cm (centimeters) - 56cm (centimeters) - 58cm (centimeters) - 61cm (centimeters)

Wheels And Breaking System

Bike front tire	700 X 23c Specialized Turbo Comp
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	SRAM Apex Levers Tektro Cold-forged Brakes
Hubs for disc brakes	Forged Alloy
Rims manufacturer	28-hole and 32-hole Mavic CXP 22
Spoke nipples type	Not Available
Spoke wheel	14ga. Stainless

Frame and Body Specs

Frame materials	Specialized FACT 8r Carbon
Frame type	Bonded and monocoque
Handlebar construction	Specialized Comp Ergo
Handlebar extender	Optional
Handlebar stem details	Specialized Comp-Set
Headset size	1 1/2 (inches) To 1 1/8 (inches)

Gearing Specifications

Bicycle chain	KMC X10
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	36/52 Teeth SRAM S100
Gear shift levers	SRAM Apex
Rear gear set	11 - 28 Teeth 10-speed

Specialized Tarmac SL2 Elite M2 Apex Fork System Data

Derailleur (Front)	SRAM Apex
Derailleur (Rear)	SRAM Apex
Fork material	Aero Crown Carbon
Fork type	Specialized FACT Carbon

Other Specs of Specialized Tarmac SL2 Elite M2 Apex

Component group sets	SRAM Apex
Pedals details	Black Cage
Rear shock absorber	Not Available
Saddle seat	Specialized BG Riva Road
Seat post extension	27.2 (millimeters) Diameter Specialized Comp FACT Carbon With Zertz