Jamis Ventura A1 Women vs Specialized Sirrus X 3.0

Frame	Size Specific Design double-butted 6061 aluminum compact sloping top tube frame design with with redesigned rear triangle, SST tubing diameters and internal cable guides, 1 1.5 - 1 1/8” tapered head tube, butted seat tube for 27.2 seat post, flat mount disc brake mount, replaceable derailleur hanger and fender/rack eyelets	Specialized A1 Premium Aluminum, Fitness Geometry, butted tubing, internal cable routing, flat-mount disc, Plug + Play rack/fender mounts
Stem	Ritchey 4-Axis, 3D forged 6061 alloy, 6˚ x 90mm (48/51), 100mm (54/56), 120mm (58/61)	3D-forged alloy, 31.8mm, 7-degree rise
Handle Bar	Ritchey Logic, 6061 aluminum, 31.8 x 400mm (48/51) 420mm (54/56), 440mm (58/61)	Alloy Mini Rise, 9-degree backsweep, 15mm rise, 31.8mm
Fork	Jamis Performance ECO carbon composite with carbon steerer, 1.5” hollow formed crown, monocoque one-piece forming technology, carbon dropouts with stainless tabs, flat mount disc brake mount with internal cable routing, exposed fender eyelets	A1 Premium Aluminum, flat-mount disc, Plug + Play fender mounts, low rider rack mounts
Seatpost	Ritchey Road, 27.2 x 350mm with alloy clamp	Alloy, 12mm offset, 2-bolt clamp, 27.2mm
Grip	--	Specialized Neutralizer, Body Geometry, locking grip
Crankset	FSA Vero, 50/34T, 170mm (48/51), 172.5mm (54/56), 175mm (58/61)	Forged aluminum arms, 24mm spindle, Narrow-wide steel chainring 40t, chainguard
Pedals	Touring platform style, full alloy with toe clips	Specialized Body Geometry Fitness, platform, plastic
Chain	KMC Z9	KMC X9, 9-speed w/ Missing Link™
Shifters	Shift levers : Shimano Sora ST-R3000 Dual Control STI, 18-speed	MicroSHIFT SL-M9295, 9-speed
Saddle	Selle Royal Asphalt GF with integrated clip system	Bridge Sport, Steel rails, 155/143mm
Headset	FSA Integrated, threadless, 1.5 - 1 1/8”	--
Derailleur Front	Sora FD-R3000 with 31.8mm alloy clamp	--
Derailleur Rear	Shimano Sora RD-R3000	microSHIFT Advent, 1x9 w/ clutch
Hub Front	--	Alloy, 6-bolt disc, loose ball bearing, quick-release, 32h
Hub Rear	--	Alloy, 6-bolt disc, 8-/9-speed freehub, loose ball bearing, quick-release, 32h
Spoke	--	Stainless, 14g
Cassette	Shimano HG201 9-speed, 11-32T	microSHIFT Advent, 9-speed, 11-42t
Chainrings	--	40T
Bottom Bracket	FSA sealed cartridge, 68 x 110.5mm	Threaded BSA 68mm

Front	Vittoria Zaffiro, 700 x 28c	Pathfinder Sport, 700x42
Rear	Vittoria Zaffiro, 700 x 28c	Pathfinder Sport, 700x42
Wheel / RIM	Alex ATD 470 disc specific rims with TCS (Tubeless Compatible System), 32H, Joytec 6-bolt alloy hubs with QR and 14g stainless steel spokes	700C disc, double-wall alloy, 22mm depth, 21mm internal width, 32h
Tube	--	Standard 40mm PV 700x32-50

Front	Tektro Lyra mechanical disc brakes	Tektro HD-R280, hydraulic disc, 160 mm rotor
Rear	Tektro Lyra mechanical disc brakes	Tektro HD-R280, hydraulic disc, resin pads, flat-mount, 160mm
Brake Lever	Shimano Sora ST-R3000 STI levers	--

Front	--	--
Rear	--	--

Colors

Lotus Blue

Gloss Birch / Satin Taupe Reflective Satin Maroon / Black / Satin Black Reflective Gloss Metallic Obsidian / Satin Black Reflective

Length	--	--
Weight	--	11.4 kg

Features	--	--
Additional Details	Tape : Jamis suede tape with gel Sizes : 44, 48, 51, 54cm	--