Specialized Performance Road

Alternatives to Specialized Tarmac SL8

Chinese frame alternatives with similar geometry to the Specialized Tarmac SL8. 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.

Specialized Tarmac SL8

Performance Road
All44S:R 1.3749S:R 1.3752S:R 1.3954S:R 1.4256S:R 1.4358S:R 1.4761S:R 1.5
View 54 geometry on BikeInsightsStack 544mm · Reach 384mm
TanTan TT-X68Endurance Road
96%TanTan
TanTan TT-X68 878g 32mm
54 → 5496% Compare
= Stack, Reach, Head Tube Angle, Seat Tube Angle, Chainstay, Wheelbase, BB Drop, TT Slope
≈ Trail, Top Tube
609 $
ICAN FL1Performance Road
96%ICAN (Triaero)
ICAN FL1 795g 32mm
54 → 5496% Compare
= Stack, Reach, Head Tube Angle, Seat Tube Angle, Chainstay, Wheelbase, BB Drop
≈ Trail, Top Tube, TT Slope
Mondince FM126Performance Road
95%Mondince
Mondince FM126 900g
54 → 5495% Compare
= Stack, Reach, Head Tube Angle, Seat Tube Angle, Chainstay, BB Drop, TT Slope
≈ Wheelbase, Trail, Top Tube
765 $
Trifox X16 QR - RimEndurance Road
95%Trifox
Trifox X16 QR - Rim 875g
54 → 54cm95% Compare
= Stack, Reach, Head Tube Angle, Seat Tube Angle, Chainstay, Wheelbase, Trail, BB Drop
≈ Top Tube, TT Slope
559 $
Bigrock Sohtea TEAM EDITIONPerformance Road
94%Bigrock
Bigrock Sohtea TEAM EDITION 603g
54 → M 5494% Compare
= Reach, Head Tube Angle, Seat Tube Angle, Chainstay, Wheelbase, BB Drop
≈ Stack, Trail, Top Tube, TT Slope
1 089 $
Bigrock SohteaPerformance Road
94%Bigrock
Bigrock Sohtea 730g
54 → M 5494% Compare
= Reach, Head Tube Angle, Seat Tube Angle, Chainstay, Wheelbase, BB Drop
≈ Stack, Trail, Top Tube, TT Slope
1 199 $
Spcycle R088Endurance Road
90%Spcycle
Spcycle R088 780g
54 → 5490% Compare
= Reach, Head Tube Angle, Seat Tube Angle, Chainstay, TT Slope
≈ Stack, Wheelbase, Trail, BB Drop, Top Tube
523 €
TanTan TT-X70Performance Road
90%TanTan
TanTan TT-X70 870g 32mm
54 → 54090% Compare
= Reach, Head Tube Angle, Seat Tube Angle, Chainstay, TT Slope
≈ Stack, Wheelbase, Trail, BB Drop, Top Tube
429 $
XMCS APXPerformance Road
89%Xiamen CarbonSpeed (XMCS)
XMCS APX 35mm
54 → M89% Compare
= Reach, Head Tube Angle, Seat Tube Angle, Chainstay, BB Drop
≈ Stack, Wheelbase, Trail, Top Tube, TT Slope
ONIRII Ultralight Carbon Climbing Frame Full Internal Cable Layout with Carbon Integrated Handlebar and Fork 700C 680g/1.49 lbEndurance Road
87%ONIRII
ONIRII Ultralight Carbon Climbing Frame Full Internal Cable Layout with Carbon Integrated Handlebar and Fork 700C 680g/1.49 lb 680g
54 → 5487% Compare
= Reach, Head Tube Angle, Seat Tube Angle, Chainstay
≈ Stack, Wheelbase, Trail, BB Drop, Top Tube, TT Slope
1 519 $
TRIFOX X16 (TA = Thru Axle)Performance Road
87%Trifox
TRIFOX X16 (TA = Thru Axle) 971g 28mm
54 → 54cm87% Compare
= Stack, Reach, Head Tube Angle, Seat Tube Angle, Chainstay, BB Drop
≈ Wheelbase, Trail, Top Tube, TT Slope
569 $
SEKA SpearPerformance Road
86%Seka
SEKA Spear 685g
54 → MR86% Compare
= Head Tube Angle, Seat Tube Angle, Chainstay, Wheelbase, BB Drop
≈ Stack, Reach, Trail, Top Tube, TT Slope
2 201 $
evolve CIMA Speed ArtistPerformance Road
84%Evolve
evolve CIMA Speed Artist 750g 32mm
54 → M84% Compare
= Stack, Reach, Head Tube Angle, Seat Tube Angle, Chainstay, Wheelbase, BB Drop
≈ Trail, Top Tube, TT Slope
2 299 $
TFSA JH-35Performance Road
84%TFSA
TFSA JH-35 700g 30mm
54 → 5484% Compare
= Reach, Head Tube Angle, Seat Tube Angle, Chainstay, Top Tube
≈ Stack, Wheelbase, Trail, BB Drop, TT Slope
1 092 €
TanTan TT-X34Performance Road
82%TanTan
TanTan TT-X34 1252g 30mm
54 → M / 5482% Compare
= Head Tube Angle, Chainstay, Trail, BB Drop
≈ Stack, Reach, Seat Tube Angle, Wheelbase, Top Tube, TT Slope
499 $
LT RD301-DPerformance Road
82%Long Teng
LT RD301-D 1350g 38mm
54 → 54082% Compare
= Head Tube Angle, Chainstay
≈ Stack, Reach, Seat Tube Angle, Wheelbase, Trail, BB Drop, Top Tube, TT Slope
Pardus Robin EVOPerformance Road
81%Pardus
Pardus Robin EVO 6700g 32mm
54 → M81% Compare
= Reach, Head Tube Angle, Seat Tube Angle, Chainstay
≈ Stack, Wheelbase, Trail, BB Drop, Top Tube, TT Slope
4 990 €
VeloBuild VB-R-268Endurance Road
79%VeloBuild
VeloBuild VB-R-268 950g 32mm
54 → M 5479% Compare
= Head Tube Angle, Seat Tube Angle, Chainstay, Trail, BB Drop, Top Tube
≈ Stack, Reach, Wheelbase, TT Slope
499 $
BXT 145 PRO RoadPerformance Road
78%BXT
BXT 145 PRO Road 950g 32mm
54 → 5478% Compare
= Head Tube Angle, Chainstay, Trail
≈ Stack, Reach, Seat Tube Angle, Wheelbase, BB Drop, Top Tube, TT Slope
561 €
MENTECH Chermin R All-Round Race Bike FramesetPerformance Road
77%
MENTECH Chermin R All-Round Race Bike Frameset 873g
54 → 5477% Compare
= Head Tube Angle, Seat Tube Angle, Trail, BB Drop
≈ Stack, Reach, Chainstay, Wheelbase, Top Tube, TT Slope
2 680 $
BXT-SL-115Performance Road
77%BXT
BXT-SL-115 950g 32mm
54 → 5477% Compare
= Head Tube Angle, Seat Tube Angle, Chainstay, BB Drop, Top Tube
≈ Stack, Reach, Wheelbase, Trail, TT Slope
459 $
Dengfu FM098 DISCPerformance Road
74%Deng Fu
Dengfu FM098 DISC 32mm
54 → 54cm74% Compare
= Stack, Head Tube Angle
≈ Reach, Seat Tube Angle, Chainstay, Wheelbase, Trail, BB Drop, Top Tube, TT Slope
1 399 $
Trifox X18Performance Road
73%Trifox
Trifox X18 838g
54 → 5473% Compare
= Head Tube Angle, Seat Tube Angle, BB Drop, Top Tube
≈ Stack, Reach, Chainstay, Wheelbase, Trail, TT Slope
549 $
TanTan TT-X67Performance Road
73%TanTan
TanTan TT-X67 923g 32mm
54 → 5473% Compare
= Reach, Seat Tube Angle, Trail, BB Drop
≈ Stack, Head Tube Angle, Chainstay, Wheelbase, Top Tube, TT Slope
539 $

FAQ — Specialized Tarmac SL8 (54)

What are cheap alternatives to the Specialized Tarmac SL8 (54)?

These Chinese-made carbon frames offer similar geometry to the Specialized Tarmac SL8 (54) at a fraction of the price:

What frames have the most similar geometry to the Specialized Tarmac SL8 (54)?

The TanTan TT-X68 is the closest match to the Specialized Tarmac SL8 (54) with a 96% geometry similarity score, based on stack, reach, head tube angle, seat tube angle, chainstay length, and wheelbase.

How aggressive or comfortable is the Specialized Tarmac SL8 (54)?

The Specialized Tarmac SL8 (54) has a stack-to-reach ratio of 1.42, which is moderate. This geometry offers a balanced riding position — sporty enough for spirited riding, yet comfortable for longer distances. A versatile choice for most riders.

What type of bike is the Specialized Tarmac SL8 (54)?

The Specialized Tarmac SL8 (54) is classified as a Performance Road bike with a stack-to-reach ratio of 1.42. Its riding character is moderate — a versatile all-rounder balancing speed and comfort. 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.