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. Handling

    2023 Specialized Sirrus X 5.0 has a 1.0° slacker head-tube angle than 2021 Specialized Sirrus X 5.0 in the selected sizes.

    Fork offset, tire size and wheelbase also affect steering; head angle alone is not a handling verdict.

Selected-size geometry

Geometry overlay

Frames share one scale and a bottom-bracket alignment. Size labels differ by brand; schematic drawing aids are identified below.

Gearing comparison

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

RPM

RPM = pedal turns per minute.

2023 Specialized Sirrus X 5.0Size M · 38T · 11–50T · 12-speed
Lowest0.76:1Highest3.45:1Total range455%
Estimated speed at 90 RPMLowest gear5.6 mphHighest gear25.4 mph

Rear tire: 700C×38.

2021 Specialized Sirrus X 5.0Size M · 40T · 11–51T · 12-speed
Lowest0.78:1Highest3.64:1Total range464%
Estimated speed at 90 RPMLowest gear5.8 mphHighest gear26.8 mph

Rear tire: 700C×38.

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
2023 Specialized Sirrus X 5.0
2021 Specialized Sirrus X 5.0
Overview
Model Year
2023
2021
Brand
Specialized
Specialized
Model
Sirrus X 5.0
Sirrus X 5.0
Bicycle Type
Hybrid
Hybrid
Original MSRP
$2,499.99
$2,499.99
Colors
Satin Obsidian / Metallic Obisdian Fade / Satin Black Reflective, Satin Harvest Gold / Harvest Gold Tint Fade / Obsidian Speckle / Satin Obsidian Reflective
Gloss Blue Tint / Ice Blue / Satin Black Reflective, Gloss Redwood / Smoke / Satin Black Reflective
Sizes
XS, S, M, L, XL, XXL
XS, S, M, L, XL, XXL
Weight
10.6kg (23 lb, 5.9 oz)
—
Frameset
Frame Construction
Specialized FACT 9r Carbon, Fitness Geometry, 1x Drivetrain, 12x142 thru-axle, internal cable routing, flat-mount disc, Plug + Play rack/fender mounts
Specialized FACT 9r carbon, Fitness Geometry, 1x drivetrain, 12x142mm thru-axle, internal cable routing, flat-mount disc, Plug + Play fender mounts
Frame Material
Carbon Fiber
Carbon Fiber
Fork
Specialized FACT 9r Carbon Monocoque, flat-mount disc, 12x100mm thru-axle, low rider mounts, Plug + Play fender mounts, Future Shock 1.5
Carbon Monocoque, 12x100mm thru-axle, flat-mount disc, Future Shock 1.5
Fork Material
Carbon Fiber
Carbon Fiber
Drivetrain
Shifters
SRAM SL NX Eagle Trigger
Shimano SLX M7100, 12-speed
Rear Derailleur
SRAM NX Eagle, 12-speed
Shimano SLX M7100, SGS, 12-speed
Crankset
SRAM S650, 3-piece, Powerspline; chainrings: 38T
Praxis Alba; chainrings: 40T
Bottom Bracket
SRAM Powerspline
Praxis 68-0201B, 68mm BSA
BB Shell Width
—
68 mm
Cassette
SRAM PG-1210 Eagle, 11-50t
Sunrace CSMZ800, 12-speed, 11-51t
Chain
SRAM NX Eagle, 12-speed
KMC X12, 12-speed w/ Missing Link™
Pedals
VP Platform, Alloy Body
Platform, alloy
Brakes
Brakes
(F) Tektro HD-R510, hydraulic disc, 160mm / (R) Tektro HD-R510, hydraulic disc, 160mm
(F) Shimano BR-MT200, hydraulic disc, 160mm / (R) Shimano BR-MT200, hydraulic disc, 160mm
Cockpit & Contact Points
Handlebar
Double-butted alloy, 9-degree backsweep, 15mm rise, 31.8mm
Specialized, alloy, 9-degree backsweep, 15mm rise, 31.8mm
Stem
Future Stem, Comp
Future Stem, Comp
Saddle
Body Geometry Power Sport, steel rails
Body Geometry Power Sport, steel rails
Seatpost
Alloy, 2-bolt, 14mm offset, 27.2mm
Alloy, 2-bolt, 14mm offset, 27.2mm
Wheels & Tires
Hubs
(F) Alloy, sealed cartridge bearings, Center Lock, 12x100mm thru-axle, 24h / (R) Alloy, sealed cartridge bearings, Center Lock, 12x142mm thru-axle, 28h
(F) Alloy, Center Lock disc, high-low flange, sealed cartridge bearings, 12x100mm spacing, 24H / (R) Alloy, Center Lock disc, high-low flange, sealed cartridge bearings, 12x142mm spacing, 28H
Rims
700C disc, double-wall alloy, 30mm depth, 21mm internal width
700C disc, double-wall alloy, 30mm depth, 21mm internal width, disc-specific
Spokes
Stainless, 14g
Stainless, 14g
Front Tire
Pathfinder Pro, 2Bliss Ready, 700x38mm
Pathfinder Pro, 2Bliss Ready, 700x38mm
Rear Tire
Pathfinder Pro, 2Bliss Ready, 700x38mm
Pathfinder Pro, 2Bliss Ready, 700x38mm
Geometry · choose a size for each bicycle
Geometry size
Reach
380 mm
384 mm
Stack
625 mm
631 mm
Effective top tube
568 mm
573 mm
Head-tube angle
70°
71°
Seat-tube angle
73.5°
73.5°
Seat tube
453 mm
453 mm
Head tube
151 mm
169 mm
Chainstay / rear center
440 mm
435 mm
Wheelbase
1065 mm
1060 mm
Bottom-bracket drop
80 mm
70 mm
Bottom-bracket height
268 mm
275 mm
Standover height
780.5 mm
788 mm
Fork offset / rake
51 mm
51 mm
Front center
637 mm
635 mm
Trail
72 mm
65 mm

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

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