Alternatives to Specialized Tarmac SL8

Specialized Tarmac SL8

Performance Road

All 44S:R 1.37 49S:R 1.37 52S:R 1.39 54S:R 1.42 56S:R 1.43 58S:R 1.47 61S:R 1.5

Performance Road

99%TanTan

44 → 440	97%	Compare
49 → 490	98%	Compare
52 → 520	99%	Compare
54 → 540	90%	Compare
56 → 560	89%	Compare
58 → 580	90%	Compare
61 → 580	44%	Compare

= Stack, Reach, Head Tube Angle, Seat Tube Angle, Chainstay, Trail, BB Drop, Top Tube, TT Slope

≈ Wheelbase

$429

Endurance Road

98%Spcycle

Spcycle R088 780g

44 → 44	96%	Compare
49 → 49	96%	Compare
52 → 52	98%	Compare
54 → 54	90%	Compare
56 → 56	90%	Compare
58 → 58	90%	Compare
61 → 58	44%	Compare

= Stack, Reach, Head Tube Angle, Seat Tube Angle, Chainstay, BB Drop, Top Tube, TT Slope

≈ Wheelbase, Trail

€523

Performance Road

97%Mondince

Mondince FM126 900g

44 → 49	40%	Compare
49 → 49	90%	Compare
52 → 52	91%	Compare
54 → 54	95%	Compare
56 → 56	96%	Compare
58 → 58	97%	Compare
61 → 61	97%	Compare

= Stack, Reach, Head Tube Angle, Seat Tube Angle, Chainstay, BB Drop, Top Tube, TT Slope

≈ Wheelbase, Trail

$765

Endurance Road

97%TanTan

TanTan TT-X68 878g 32mm

44 → 44	97%	Compare
49 → 49	96%	Compare
52 → 52	97%	Compare
54 → 54	96%	Compare
56 → 56	95%	Compare
58 → 58	95%	Compare
61 → 58	43%	Compare

= Stack, Reach, Head Tube Angle, Seat Tube Angle, Chainstay, Wheelbase, BB Drop, Top Tube, TT Slope

≈ Trail

$609

ONIRII Ultralight Carbon Climbing Frame Full Internal Cable Layout with Carbon Integrated Handlebar and Fork 700C 680g/1.49 lb

Endurance Road

97%ONIRII

ONIRII Ultralight Carbon Climbing Frame Full Internal Cable Layout with Carbon Integrated Handlebar and Fork 700C 680g/1.49 lb 680g

44 → 47	38%	Compare
49 → 47	91%	Compare
52 → 50	97%	Compare
54 → 54	87%	Compare
56 → 56	89%	Compare
58 → 56	42%	Compare

= Stack, Reach, Head Tube Angle, Seat Tube Angle, Chainstay, Wheelbase, Trail, BB Drop, Top Tube

≈ TT Slope

$1,519

Endurance Road

96%Trifox

Trifox X16 QR - Rim 875g

44 → 44cm	74%	Compare
49 → 49cm	91%	Compare
52 → 52cm	96%	Compare
54 → 54cm	95%	Compare
56 → 56cm	96%	Compare
58 → 58	96%	Compare
61 → 58	44%	Compare

= Stack, Reach, Head Tube Angle, Seat Tube Angle, Chainstay, Wheelbase, BB Drop, Top Tube

≈ Trail, TT Slope

$559

Performance Road

96%ICAN (Triaero)

ICAN FL1 795g 32mm

44 → 49	41%	Compare
49 → 49	86%	Compare
52 → 52	90%	Compare
54 → 54	96%	Compare
56 → 56	95%	Compare
58 → 58	95%	Compare
61 → 58	43%	Compare

= Stack, Reach, Head Tube Angle, Seat Tube Angle, Chainstay, Wheelbase, BB Drop

≈ Trail, Top Tube, TT Slope

Performance Road

95%Bigrock

Bigrock Sohtea TEAM EDITION 603g

44 → XXS 45	73%	Compare
49 → XS 49	91%	Compare
52 → S 52	95%	Compare
54 → M 54	94%	Compare
56 → L 56	93%	Compare
58 → XL 58	90%	Compare
61 → XL 58	42%	Compare

= Reach, Head Tube Angle, Seat Tube Angle, Chainstay, Wheelbase, BB Drop, Top Tube

≈ Stack, Trail, TT Slope

$1,089

Performance Road

95%Bigrock

Bigrock Sohtea 730g

44 → XXS 45	73%	Compare
49 → XS 49	91%	Compare
52 → S 52	95%	Compare
54 → M 54	94%	Compare
56 → L 56	93%	Compare
58 → XL 58	90%	Compare
61 → XL 58	42%	Compare

= Reach, Head Tube Angle, Seat Tube Angle, Chainstay, Wheelbase, BB Drop, Top Tube

≈ Stack, Trail, TT Slope

$1,199

Performance Road

94%TFSA

TFSA JH-35 700g 30mm

44 → 49	75%	Compare
49 → 49	59%	Compare
52 → 52	94%	Compare
54 → 54	84%	Compare
56 → 56	84%	Compare
58 → 58	85%	Compare
61 → 58	46%	Compare

= Stack, Reach, Head Tube Angle, Seat Tube Angle, Chainstay, BB Drop, Top Tube, TT Slope

≈ Wheelbase, Trail

€1,092

Performance Road

93%Xiamen CarbonSpeed (XMCS)

XMCS APX 35mm

44 → XS	62%	Compare
49 → XS	74%	Compare
52 → S	88%	Compare
54 → M	89%	Compare
56 → ML	89%	Compare
58 → L	90%	Compare
61 → XL	93%	Compare

= Stack, Reach, Head Tube Angle, Seat Tube Angle, Chainstay, BB Drop, Top Tube

≈ Wheelbase, Trail, TT Slope

Performance Road

92%Trifox

TRIFOX X16 (TA = Thru Axle) 971g 28mm

44 → 44cm	74%	Compare
49 → 49cm	89%	Compare
52 → 52cm	92%	Compare
54 → 54cm	87%	Compare
56 → 56cm	88%	Compare
58 → 58cm	89%	Compare
61 → 58cm	45%	Compare

= Stack, Reach, Head Tube Angle, Seat Tube Angle, Chainstay, BB Drop, Top Tube

≈ Wheelbase, Trail, TT Slope

$569

Performance Road

91%Quick Pro

QUICK PRO UR:ONE 685g

44 → XXS (432)	90%	Compare
49 → XS (446)	89%	Compare
52 → S (470)	91%	Compare
54 → M (495)	71%	Compare
56 → L (518)	70%	Compare
58 → L (518)	69%	Compare
61 → XL (542)	78%	Compare

= Head Tube Angle, Wheelbase, Trail, BB Drop, Top Tube

≈ Stack, Reach, Seat Tube Angle, Chainstay

$2,799

Performance Road

86%Seka

SEKA Spear 685g

44 → XS	72%	Compare
49 → S	66%	Compare
52 → M	64%	Compare
54 → MR	86%	Compare
56 → LR	65%	Compare
58 → L	20%	Compare

= Head Tube Angle, Seat Tube Angle, Chainstay, Wheelbase, BB Drop

≈ Stack, Reach, Trail, Top Tube, TT Slope

$2,201

Performance Road

84%Evolve

evolve CIMA Speed Artist 750g 32mm

44 → XS	63%	Compare
49 → XS	61%	Compare
52 → S	61%	Compare
54 → M	84%	Compare
56 → ML	64%	Compare
58 → L	60%	Compare
61 → XL	70%	Compare

= Stack, Reach, Head Tube Angle, Seat Tube Angle, Chainstay, Wheelbase, BB Drop

≈ Trail, Top Tube, TT Slope

$2,299

Performance Road

82%TanTan

TanTan TT-X34 1252g 30mm

44 → XXX / 47	50%	Compare
49 → XS / 50	64%	Compare
52 → S / 52	76%	Compare
54 → M / 54	82%	Compare
56 → L / 56	81%	Compare
58 → XL / 58	68%	Compare
61 → XXL / 60	70%	Compare

= Head Tube Angle, Chainstay, Trail, BB Drop

≈ Stack, Reach, Seat Tube Angle, Wheelbase, Top Tube, TT Slope

$499

Performance Road

82%Long Teng

LT RD301-D 1350g 38mm

44 → 470	24%	Compare
49 → 470	64%	Compare
52 → 520	72%	Compare
54 → 540	82%	Compare
56 → 560	75%	Compare
58 → 580	63%	Compare
61 → 580	29%	Compare

= Head Tube Angle, Chainstay

≈ Stack, Reach, Seat Tube Angle, Wheelbase, Trail, BB Drop, Top Tube, TT Slope

Performance Road

81%Pardus

Pardus Robin EVO 6700g 32mm

44 → XS	64%	Compare
49 → XS	56%	Compare
52 → S	74%	Compare
54 → M	81%	Compare
56 → L	68%	Compare
58 → XL	67%	Compare
61 → XL	23%	Compare

= Reach, Head Tube Angle, Seat Tube Angle, Chainstay

≈ Stack, Wheelbase, Trail, BB Drop, Top Tube, TT Slope

€4,990

Endurance Road

80%VeloBuild

VeloBuild VB-R-268 950g 32mm

44 → XS 49	38%	Compare
49 → XS 49	72%	Compare
52 → M 54	64%	Compare
54 → M 54	79%	Compare
56 → L 56	80%	Compare
58 → XL 58	79%	Compare
61 → XL 58	30%	Compare

= Head Tube Angle, Seat Tube Angle, Chainstay, Trail, BB Drop, Top Tube

≈ Stack, Reach, Wheelbase, TT Slope

$499

OSTRO VAM Full Internal Wiring Carbon Fiber Road Bicycle Frame Assembly Carbon Frame Combination

Performance Road

80%

OSTRO VAM Full Internal Wiring Carbon Fiber Road Bicycle Frame Assembly Carbon Frame Combination 32mm

44 → 49	56%	Compare
49 → 49	53%	Compare
52 → 52	73%	Compare
54 → 54	69%	Compare
56 → 56	73%	Compare
58 → 58	80%	Compare
61 → 61	65%	Compare

= Seat Tube Angle, Wheelbase

≈ Stack, Reach, Head Tube Angle, Chainstay, Trail, BB Drop, TT Slope

Performance Road

80%Deng Fu

Dengfu FM098 DISC 32mm

49 → 49cm	28%	Compare
52 → 52cm	65%	Compare
54 → 54cm	74%	Compare
56 → 56cm	80%	Compare
58 → 58cm	76%	Compare
61 → 61cm	77%	Compare

= Stack, Reach, Head Tube Angle

≈ Seat Tube Angle, Chainstay, Wheelbase, Trail, BB Drop, Top Tube, TT Slope

$1,399

Performance Road

78%BXT

BXT 145 PRO Road 950g 32mm

44 → 47	27%	Compare
49 → 47	64%	Compare
52 → 52	71%	Compare
54 → 54	78%	Compare
56 → 56	76%	Compare
58 → 58	64%	Compare
61 → 58	24%	Compare

= Head Tube Angle, Chainstay, Trail

≈ Stack, Reach, Seat Tube Angle, Wheelbase, BB Drop, Top Tube, TT Slope

€561

Performance Road

78%BXT

BXT-SL-115 950g 32mm

44 → 49	41%	Compare
49 → 49	77%	Compare
52 → 52	78%	Compare
54 → 54	77%	Compare
56 → 56	77%	Compare
58 → 56	25%	Compare

= Head Tube Angle, Seat Tube Angle, Chainstay, BB Drop, Top Tube

≈ Stack, Reach, Wheelbase, Trail, TT Slope

$459

FAQ — Specialized Tarmac SL8

What are cheap alternatives to the Specialized Tarmac SL8?

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

TanTan TT-X70 (99% geometry match)
Spcycle R088 (98% geometry match)
Mondince FM126 (97% geometry match)
TanTan TT-X68 (97% geometry match)
ONIRII Ultralight Carbon Climbing Frame Full Internal Cable Layout with Carbon Integrated Handlebar and Fork 700C 680g/1.49 lb (97% geometry match)

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

The TanTan TT-X70 is the closest match to the Specialized Tarmac SL8 with a 99% 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?

The Specialized Tarmac SL8 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?

The Specialized Tarmac SL8 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.