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 2007 Sun Bicycles Key West and 2003 Sun Bicycles Key West.

  2. Gearing

    2007 Sun Bicycles Key West has a 18% lower climbing ratio than 2003 Sun Bicycles Key West.

    A lower ratio gives more mechanical advantage; rear-wheel rollout determines distance per crank turn.

Gearing comparison

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

RPM

RPM = pedal turns per minute.

2007 Sun Bicycles Key West44T · 14–34T · 7-speed
Lowest1.29:1Highest3.14:1Total range243%
Estimated speed at 90 RPMLowest gear9.1 mphHighest gear22.1 mph

Uses front tire 26×2.125; rear size isn’t listed.

2003 Sun Bicycles Key West44T · 14–28T · 7-speed
Lowest1.57:1Highest3.14:1Total range200%
Estimated speed at 90 RPMLowest gear11.1 mphHighest gear22.1 mph

Uses front tire 26×2.125; rear size isn’t listed.

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.
Print / PDFCSV
Specification
2007 Sun Bicycles Key West
2003 Sun Bicycles Key West
Overview
Model Year
2007
2003
Brand
Sun Bicycles
Sun Bicycles
Model
Key West
Key West
Bicycle Type
Cruiser
Cruiser
Original MSRP
Not documented
$269.00
Colors
Ball-Burnished
Black, Blue, Red
Sizes
20", 23", womens 16"
21", womens 17"
Weight
40 lb
36.5 lb
Frameset
Frame Construction
TIG-welded
Brazed/welded
Frame Material
7005 aluminum
Hi-tensile steel, oversize
Fork
Sun
—
Fork Material
High-tensile steel, unicrown crown
Hi-tensile steel, unicrown crown
Drivetrain
Component Group
Cruiser Mix
—
Shifters
SRAM MRX Comp
SRAM MRX
Front Derailleur
Top-pull/clamp-on 28.6mm
—
Rear Derailleur
Shimano Tourey Megarange
Shimano Tourney TY-30
Crankset
Aluminum, 44 teeth
1-piece 6 1/2", 44 teeth
Bottom Bracket
Cartridge, 113mm spindle
One piece
BB Shell Width
68mm English
American
Rear Cogs
7-speed, 14 - 34 teeth
7-speed, 14 - 28 teeth
Chain
KMC Z410, 1/2 x 3/32"
KMC Z410, 1/2 x 3/32"
Pedals
Platform, resin
Wellgo LU-990
Brakes
Brakes
Aluminum linear-pull brakes, aluminum linear-pull levers
Tektro linear-pull brakes, linear-pull levers
Cockpit & Contact Points
Headset
1" steel, threaded
1" steel
Handlebar
Sun Steel Highriser
Steel
Stem
Aluminum
Steel
Saddle
Cruiser
Viscount 2350
Seatpost
Aluminum, 27.2mm diameter
Steel, 25.4mm diameter
Wheels & Tires
Hubs
Aluminum, nutted
Steel, nutted
Rims
Aluminum single wall, 36-hole
Aluminum, 32-hole
Spokes
Stainless steel, 14ga. (2.0mm) straight gauge
Stainless steel, 14ga. (2.0mm) straight gauge
Spoke Nipples
Brass nipples
Brass nipples
Front Tire
26 x 2.125" Kenda Komfort
26 x 2.125" Kenda
Wheel Size
26" wheels
26" wheels

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

Campaign
Scroll to Top