Specialized Tarmac SL8
Performance Road View 44 geometry on BikeInsightsStack 501mm · Reach 366mm
Performance Road97%TanTan
TanTan TT-X70 870g 32mm
| 44 → 440 | 97% | Compare |
= Reach, Head Tube Angle, Seat Tube Angle, Chainstay, Wheelbase, Trail, BB Drop
≈ Stack, Top Tube, TT Slope
$429
Endurance Road97%TanTan
TanTan TT-X68 878g 32mm
| 44 → 44 | 97% | Compare |
= Stack, Reach, Head Tube Angle, Seat Tube Angle, Chainstay, Wheelbase, BB Drop, Top Tube, TT Slope
≈ Trail
$609
Endurance Road96%Spcycle
Spcycle R088 780g
| 44 → 44 | 96% | Compare |
= Reach, Head Tube Angle, Seat Tube Angle, Chainstay, Wheelbase, BB Drop
≈ Stack, Trail, Top Tube, TT Slope
€523
Performance Road90%Quick Pro
QUICK PRO UR:ONE 685g
| 44 → XXS (432) | 90% | Compare |
= Seat Tube Angle, BB Drop
≈ Stack, Reach, Head Tube Angle, Chainstay, Wheelbase, Trail, Top Tube
$2,799
Performance Road77%TanTan
TanTan TT-X65 1037g 32mm
| 44 → XS | 77% | Compare |
= Head Tube Angle
≈ Stack, Reach, Seat Tube Angle, Chainstay, Wheelbase, Trail, BB Drop, Top Tube, TT Slope
$449
Performance Road75%Winspace
Winspace T1550 Gen 2 1550g 32mm
| 44 → XS | 75% | Compare |
≈ Stack, Reach, Head Tube Angle, Seat Tube Angle, Chainstay, Wheelbase, Trail, BB Drop, Top Tube, TT Slope
$1,780
Performance Road75%TFSA
TFSA JH-35 700g 30mm
| 44 → 49 | 75% | Compare |
= Reach, Seat Tube Angle, Chainstay, BB Drop
≈ Stack, Head Tube Angle, Wheelbase, Trail, Top Tube, TT Slope
€1,092
Endurance Road74%Trifox
Trifox X16 QR - Rim 875g
| 44 → 44cm | 74% | Compare |
= Head Tube Angle, Chainstay, BB Drop
≈ Stack, Reach, Seat Tube Angle, Wheelbase, Trail, Top Tube, TT Slope
$559
Endurance Road74%Winspace
Winspace C5 Aero 900g
| 44 → XS | 74% | Compare |
≈ Stack, Reach, Head Tube Angle, Seat Tube Angle, Chainstay, Wheelbase, Trail, BB Drop, TT Slope
$1,480
Performance Road74%Winspace
Winspace SLC5.0 852g
| 44 → XS | 74% | Compare |
= Reach, Wheelbase, TT Slope
≈ Stack, Head Tube Angle, Seat Tube Angle, Chainstay, Trail, BB Drop
$2,800
Performance Road74%Winspace
Winspace M6 (Frameset) 1041g
| 44 → XS | 74% | Compare |
= Chainstay
≈ Stack, Reach, Head Tube Angle, Seat Tube Angle, Wheelbase, Trail, BB Drop, Top Tube
$1,499
Performance Road74%Trifox
TRIFOX X16 (TA = Thru Axle) 971g 28mm
| 44 → 44cm | 74% | Compare |
= Head Tube Angle, Chainstay, BB Drop
≈ Stack, Reach, Seat Tube Angle, Wheelbase, Trail, Top Tube, TT Slope
$569
Performance Road74%Trifox
Trifox X18 838g
| 44 → 44 | 74% | Compare |
= Head Tube Angle, Seat Tube Angle, Trail, BB Drop, Top Tube
≈ Stack, Reach, Chainstay, Wheelbase, TT Slope
$549
Performance Road74%TFSA
TFSA JH-33 870g 28mm
| 44 → 44 | 74% | Compare |
= Head Tube Angle, Seat Tube Angle, Trail, BB Drop, Top Tube
≈ Stack, Reach, Chainstay, Wheelbase, TT Slope
$1,048
Performance Road73%Bigrock
Bigrock Sohtea 730g
| 44 → XXS 45 | 73% | Compare |
= Head Tube Angle, Chainstay, Wheelbase, BB Drop
≈ Stack, Reach, Seat Tube Angle, Trail, Top Tube, TT Slope
$1,199
Performance Road73%Bigrock
| 44 → XXS 45 | 73% | Compare |
= Head Tube Angle, Chainstay, Wheelbase, BB Drop
≈ Stack, Reach, Seat Tube Angle, Trail, Top Tube, TT Slope
$1,089
Performance Road73%Winspace
Winspace T1600 1089g 32mm
| 44 → 440 | 73% | Compare |
≈ Stack, Reach, Head Tube Angle, Seat Tube Angle, Chainstay, Wheelbase, Trail, BB Drop, Top Tube
$2,100
Performance Road72%Pardus
Pardus Robin Sport 28mm
| 44 → Extra Small | 72% | Compare |
= Head Tube Angle
≈ Stack, Reach, Seat Tube Angle, Chainstay, Wheelbase, Trail, BB Drop, Top Tube, TT Slope
€3,690
Performance Road72%TanTan
TanTan TT-X67 923g 32mm
| 44 → 45 | 72% | Compare |
= Head Tube Angle
≈ Stack, Reach, Seat Tube Angle, Chainstay, Wheelbase, Trail, BB Drop, Top Tube, TT Slope
$539
Performance Road72%Seka
SEKA Spear 685g
| 44 → XS | 72% | Compare |
= Chainstay, BB Drop
≈ Stack, Reach, Head Tube Angle, Seat Tube Angle, Wheelbase, Trail, Top Tube, TT Slope
$2,201
Performance Road64%Pardus
Pardus Robin EVO 6700g 32mm
| 44 → XS | 64% | Compare |
= Chainstay, BB Drop
≈ Stack, Reach, Head Tube Angle, Seat Tube Angle, Wheelbase, Trail, Top Tube, TT Slope
€4,990
Performance Road63%Evolve
evolve CIMA Speed Artist 750g 32mm
| 44 → XS | 63% | Compare |
= Chainstay, Wheelbase, Trail, BB Drop
≈ Stack, Reach, Head Tube Angle, Seat Tube Angle, Top Tube, TT Slope
$2,299
Performance Road62%Elilee
| 44 → XS | 62% | Compare |
= Seat Tube Angle
≈ Stack, Reach, Head Tube Angle, Chainstay, Wheelbase, Trail, BB Drop, Top Tube, TT Slope
$1,820
FAQ — Specialized Tarmac SL8 (44)
What are cheap alternatives to the Specialized Tarmac SL8 (44)?
These Chinese-made carbon frames offer similar geometry to the Specialized Tarmac SL8 (44) at a fraction of the price:
- TanTan TT-X70 (97% geometry match)
- TanTan TT-X68 (97% geometry match)
- Spcycle R088 (96% geometry match)
- QUICK PRO UR:ONE (90% geometry match)
- TanTan TT-X65 (77% geometry match)
What frames have the most similar geometry to the Specialized Tarmac SL8 (44)?
The TanTan TT-X70 is the closest match to the Specialized Tarmac SL8 (44) with a 97% 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 (44)?
The Specialized Tarmac SL8 (44) 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 Specialized Tarmac SL8 (44)?
The Specialized Tarmac SL8 (44) is classified as a Performance Road 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.