Factor Progressive Gravel

Alternatives to Factor Ostro Gravel

Chinese frame alternatives with similar geometry to the Factor Ostro Gravel. Compare stack, reach, and handling characteristics.

Similarity is based on frame geometry only (stack, reach, head tube angle, seat tube angle, chainstay length, wheelbase, BB drop). It does not account for frame appearance, build quality, carbon layup, carbon grade, stiffness, weight, or finish.

Factor Ostro Gravel

Progressive Gravel
All49S:R 1.3752S:R 1.3954S:R 1.4156S:R 1.4458S:R 1.4761S:R 1.48
View 49 geometry on BikeInsightsStack 515mm · Reach 377mm
Airwolf YFR045All-road/Gravel
57%Airwolf
Airwolf YFR045 1223g 40mm
49 → 4857% Compare
= Seat Tube Angle, Chainstay
≈ Stack, Reach, Head Tube Angle, Wheelbase, Trail, BB Drop, TT Slope, Tire Clearance
€669
AIRWOLF YFR068All-road/Gravel
57%Airwolf
AIRWOLF YFR068 1061g 40mm
49 → 4857% Compare
= Seat Tube Angle, Chainstay
≈ Stack, Reach, Head Tube Angle, Wheelbase, Trail, BB Drop, TT Slope, Tire Clearance
€639
AIRWOLF YFR066Endurance Road
57%Airwolf
AIRWOLF YFR066 997g
49 → XS - 4957% Compare
= Chainstay
≈ Stack, Reach, Head Tube Angle, Seat Tube Angle, Wheelbase, Trail, BB Drop, TT Slope
€501
Winspace M6 (Frameset)Performance Road
56%Winspace
Winspace M6 (Frameset) 1041g
49 → S56% Compare
≈ Stack, Reach, Head Tube Angle, Seat Tube Angle, Chainstay, Wheelbase, Trail, BB Drop
$1,499
TAVELO ArdenPerformance Road
55%Tavelo
TAVELO Arden
49 → 45055% Compare
= Seat Tube Angle, Trail
≈ Stack, Reach, Head Tube Angle, Chainstay, Wheelbase, BB Drop, TT Slope
Serk A40 “The Fixer” Titanium All-Road Bike FramesetAll-road/Gravel
55%Serk
Serk A40 “The Fixer” Titanium All-Road Bike Frameset 1600g
49 → XS55% Compare
= Chainstay
≈ Stack, Reach, Head Tube Angle, Seat Tube Angle, Wheelbase, Trail, BB Drop, TT Slope
$2,499 - $3,099
QUICK PRO GR:ONEAll-road/Gravel
55%Quick Pro
QUICK PRO GR:ONE 919g
49 → XS/42655% Compare
≈ Stack, Reach, Head Tube Angle, Seat Tube Angle, Chainstay, Wheelbase, Trail, BB Drop, TT Slope
$1,999 - $2,199
ELVES MORI AEROX (UCI Approved)All-road/Gravel
55%Elves
ELVES MORI AEROX (UCI Approved) 1020g 47mm
49 → 4955% Compare
= BB Drop
≈ Stack, Reach, Head Tube Angle, Seat Tube Angle, Chainstay, Wheelbase, Trail, TT Slope, Tire Clearance
€898
Lightcarbon LCR018-DEndurance Road
54%LightCarbon
Lightcarbon LCR018-D 1004g
49 → XXS(470)54% Compare
≈ Stack, Reach, Head Tube Angle, Seat Tube Angle, Chainstay, Wheelbase, Trail, BB Drop, TT Slope
$650 - $800
YOELEO R12 DBPerformance Road
53%Yoeleo
YOELEO R12 DB 1020g
49 → 4753% Compare
= Seat Tube Angle
≈ Stack, Reach, Head Tube Angle, Chainstay, Trail, BB Drop, TT Slope
≠ Wheelbase
$1,420
INCOLOR Voyager Gravel FramesetAll-road/Gravel
52%Incolor
INCOLOR Voyager Gravel Frameset 1600g 45mm
49 → 4852% Compare
= Seat Tube Angle, Tire Clearance
≈ Stack, Reach, Head Tube Angle, Chainstay, Wheelbase, Trail, BB Drop
$1,999
Trifox X18Performance Road
51%Trifox
Trifox X18 838g
49 → 4951% Compare
≈ Stack, Reach, Head Tube Angle, Seat Tube Angle, Chainstay, Wheelbase, Trail, BB Drop, TT Slope
$549
Winspace C5 AeroEndurance Road
50%Winspace
Winspace C5 Aero 900g
49 → S50% Compare
≈ Stack, Reach, Head Tube Angle, Seat Tube Angle, Chainstay, Wheelbase, Trail, BB Drop, TT Slope
$1,480
INCOLOR SSR Road FramesetPerformance Road
48%Incolor
INCOLOR SSR Road Frameset 750g
49 → 51-S48% Compare
= Head Tube Angle, Seat Tube Angle
≈ Stack, Reach, Wheelbase, Trail, BB Drop
≠ Chainstay
$4,399 - $5,299
QUICK PRO BladePerformance Road
48%Quick Pro
QUICK PRO Blade 924g
49 → 48648% Compare
≈ Stack, Reach, Head Tube Angle, Seat Tube Angle, Chainstay, Trail, BB Drop
≠ Wheelbase
$4,699
SEKA SpearPerformance Road
47%Seka
SEKA Spear 685g
49 → S47% Compare
≈ Stack, Reach, Head Tube Angle, Seat Tube Angle, Chainstay, Trail, BB Drop, TT Slope
≠ Wheelbase
$2,201

FAQ — Factor Ostro Gravel (49)

What are cheap alternatives to the Factor Ostro Gravel (49)?

These Chinese-made carbon frames offer similar geometry to the Factor Ostro Gravel (49) at a fraction of the price:

What frames have the most similar geometry to the Factor Ostro Gravel (49)?

The Airwolf YFR045 is the closest match to the Factor Ostro Gravel (49) with a 57% geometry similarity score, based on stack, reach, head tube angle, seat tube angle, chainstay length, and wheelbase.

How aggressive or comfortable is the Factor Ostro Gravel (49)?

The Factor Ostro Gravel (49) has a stack-to-reach ratio of 1.37, which is aggressive. This is a race-oriented position that balances aerodynamics with reasonable comfort for long efforts. Typical for high-performance road and aero frames.

What type of bike is the Factor Ostro Gravel (49)?

The Factor Ostro Gravel (49) is classified as a Progressive Gravel bike with a stack-to-reach ratio of 1.37. Its riding character is aggressive — performance-focused with a race-ready position. The geometry determines how the bike handles and how the rider is positioned — frames with similar numbers will feel similar on the road, regardless of brand.