Velopedia Bicycle Archive

Compare Bicycles

Compare published geometry, gearing and specifications for up to three bicycles.

1 of 2 bicycles

At a glance

Key differences

Supported differences are shown below. Data limitations are labeled separately.

  1. Data limitation

    No geometry is recorded for 2014 Jamis Comet and 2009 Jamis Comet.

Gearing comparison

Lower gears help on climbs. Higher gears suit higher speeds.

2014 Jamis Comet53/39T · 11–25T
Lowest1.56:1Highest4.82:1Total range309%

Speed unavailable: wheel or tire size is missing or unclear.

2009 Jamis Comet53/39T · 11–25T · 10-speed
Lowest1.56:1Highest4.82:1Total range309%

Speed unavailable: wheel or tire size is missing or unclear.

How it works

Ratio = front teeth ÷ rear teeth. Hub gears also include the hub’s internal ratio. A 400% range means the highest ratio is four times the lowest.

Speeds are estimates from tire size and pedal cadence. Actual speeds vary.

Try other gearing

Complete specification tableShows different published values and gaps where a bicycle lacks data. Different wording reflects source language, not necessarily different components. Swipe for more columns.
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Specification
2014 Jamis Comet
2009 Jamis Comet
Overview
Model Year
2014
2009
Brand
Jamis
Jamis
Model
Comet
Comet
Bicycle Type
—
Road race & triathlon
Original MSRP
Not documented
$1,600.00
Colors
Gloss Black/Yellow
Team Red/Gloss Black
Sizes
47 (650c), 51, 54, 56, 58, 61
47cm, 51cm, 54cm, 56cm, 58cm, 61cm
Weight
—
20.7 lb
Frameset
Frame Construction
—
TIG-welded
Frame Material
7005 Aluminum
7005 triple butted aluminum
Fork
Windshield Aero Carbon
—
Fork Material
—
Carbon fiber/chromoly steerer, aero crown
Drivetrain
Component Group
—
Shimano Ultegra
Shifters
microSHIFT Bar End Shifters
Shimano Dura-Ace Bar End
Front Derailleur
105 FD-5700 braze-on
Shimano 105
Rear Derailleur
Shimano Ultegra
Shimano Ultegra
Crankset
FSA Gossamer 53/39t
FSA Gossamer, 39/53 teeth
Bottom Bracket
FSA Mega Exo external
FSA Mega EXO
Cassette
Shimano 105 11x25t
Shimano CS-5600
Rear Cogs
—
10-speed, 11 - 25 teeth
Chain
SRAM PC1031 w/Powerlock
SRAM PC-1030
Brakes
Brakes
Tektro R725 U-Brake
Tektro R530 brakes, Tektro RX 4.1 levers
Cockpit & Contact Points
Headset
FSA Internal AheadSet, 1 1/8"
1" internal
Handlebar
—
Profile Airwing
Handlebar Extensions
—
Profile Design T2+
Stem
Jamis Road
Jamis alloy
Saddle
Selle San Marco Ponza TT
Selle San Marco Ponza Trilon
Seatpost
Jamis Aero Carbon
Jamis Aero Carbon
Wheels & Tires
Hubs
—
Alex ALX-270 aero
Rims
—
Alex ALX-270 aero, 20-hole/24-hole
Spokes
—
Bladed
Front Tire
Vittoria Zaffiro 700x23
650/700 x 23c Vittoria Zaffiro
Wheel Size
—
650c/700c wheels

Historical specifications are presented as an archival reference. Components may have varied by market, size, or production run.

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