Quiver

2017 Norco Optic C9.3 vs 2018 Specialized Camber Men's 27.5

The XL is the Specialized Camber Men's 27.5 size closest to your XL Norco Optic C9.3. We match frame stack and reach. This is a geometry comparison, not a fit recommendation; stem, spacers, handlebars and saddle setup also affect your riding position.

What changes on the Specialized Camber Men's 27.5

Compared with the Norco Optic C9.3 in XL, the Specialized Camber Men's 27.5 in XL places the top of the head tube 9 mm lower and 11 mm further back, relative to the bottom bracket. Its wheelbase is 30 mm shorter, which can contribute to quicker direction changes.

Frame stack
−9 mm
Lower front end
Frame reach
−11 mm
Shorter frame reach
Wheelbase
−30 mm
Shorter: quicker to change direction
Head angle
−0.5°
Slacker: calmer steering
Chainstays
n/a
One of the bikes has no number for this

The two frames

We can't draw these frames yet. The Norco Optic C9.3 numbers we have for size XL are missing the chainstay length. The numbers below still compare.

Geometry side by side

MeasurementNorco Optic C9.3 XLSpecialized Camber Men's 27.5 XLDifference
Reach486475mm−11 mm
Stack617608mm−9 mm
Head tube angle68.568°−0.5°
Seat tube angle74.175°+0.9°
Wheelbase12061176mm−30 mm
BB height332not listed
Head tube length112not listed
Effective top tubenot listed638mm
Chainstay lengthnot listed420mm
BB dropnot listed23mm
Standovernot listed767mm
Seat tube lengthnot listed523mm
Fork lengthnot listed522mm

Differences are the Specialized Camber Men's 27.5 minus the Norco Optic C9.3. Full charts: 2017 Norco Optic C9.3, 2018 Specialized Camber Men's 27.5.

Where each sits in its class

Norco Optic C9.3Specialized Camber Men's 27.5

AggressivePositionUpright
CalmSteeringQuick
PlayfulBalancePlanted

Each bike is ranked against the other trail bikes on Quiver, on frame geometry alone. Not your hand position or ride feel.

What each ships with

The stock build of each bike's first listed trim. Parts that match are dimmed.

PartNorco Optic C9.3C9.3Specialized Camber Men's 27.5Men's 27.5
ForkRockShox Revelation RL 100x15mmRockShox Recon RL 27.5
Rear shockFox Float DPS Performane EVOLX-Fusion Pro RL
ShifterSRAM GX1 11spSRAM GX
DerailleurSRAM GX1SRAM GX
CassetteSRAM XG 1150 10-42Tnot listed
ChainSRAM PC 1130 11spKMC X-10
CranksetSRAM FC S-1000 32TSRAM NX
TireSchwalbe Nobby Nic 29x2.35 DC front and rearSpecialized Purgatory, Specialized Ground Control
RimAlex Rims DP 23 29 I23 tubeless compatiblenot listed
BrakeSRAM Level TTektro Gemini Comp
HandlebarNorco 6061 DB alloy 760mmx25mmnot listed
GripsNorco Lock On GripSpecialized Sip Grip
SeatpostKS E-Ten Integra adj post w / remote stealthnot listed
SaddleSDG Circuit Mtn with steel railsSpecialized Henge Sport
Chainringnot listedSpecialized X-Sync
Bottom bracketnot listedSRAM Power

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