Compare: 2023 BXT BX-Road-145 Pro-145 58 vs 2023 TanTan Cycling (Seraph) TT-X34 Base XL / 58

Insights

Average stack and reach vs trend of performance road bikes

Design deviates from other sizes of BXT BX-Road-145

Average stack and reach vs trend of performance road bikes

Design deviates from other sizes of TanTan Cycling (Seraph) TT-X34

Stack	582mm	584mm +2mm
Reach	396.1mm	399mm +2.9mm
Stack to Reach Ratio	1.47:1	1.46:1
Seat Tube Length, C-T	540mm	553mm +13mm
Top Tube Length, Effective/Horizontal Center	574mm	—
Top Tube Length, Effective/Horizontal HT Top	—	574mm
Top Tube Slope	6.8deg	5.6deg -1.2deg
Head Tube Angle	73.8deg	73.8deg +0deg
Seat Tube Angle	73deg	73.3deg +0.3deg
Head Tube Length	171mm	171mm +0mm
Bottom Bracket Drop	70mm	72mm +2mm
Bottom Bracket Height	269mm	269mm +0mm
Chainstay Length	410mm	410mm +0mm
Chainstay Length Horizontal	404mm	403.6mm -0.4mm
Front-Center	595.8mm	598mm +2.2mm
Front-Center Horizontal	591.7mm	593.7mm +2mm
Wheelbase	995.7mm	997.3mm +1.6mm
Fork Offset/Rake	45mm	45mm +0mm
Fork Length (Axle-To-Crown)	375mm	—
Trail	51.6mm mid/neutral	52.2mm +0.6mm mid/neutral
Mechanical Trail	49.6mm	50.1mm +0.5mm
Wheel Flop	13.8mm	14mm +0.2mm
Tire to Pedal Spindle	86.8mm 170 mm cranks	87mm +0.2mm 170 mm cranks
Pedal Spindle to Ground Clearance	99mm 170 mm cranks	99mm +0mm 170 mm cranks

Wheel Size	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD
Tire Width	28mm	30mm +2mm
Tire Outer Diameter	678mm	682mm +4mm
Bike Length with Tires	1673.7mm	1679.3mm +5.6mm
Suspension Type	Rigid, non-suspension corrected	Rigid, non-suspension corrected
Bar Type	Drop Bar	Drop Bar
Frame Material	Carbon/Composite	Carbon/Composite
Fork Material	Carbon/Composite	Carbon/Composite
Brake Type	Disc	Disc

Actions	Collection I've Ridden	Collection I've Ridden
Source	https://www.bxtcycle.com/bxt-road-145_p75.html	http://tantancycling.com/index.php?_m=mod_product&_a=view&p_id=1043
Brand	BXT	TanTan Cycling (Seraph)
Bike	2023 BX-Road-145 Pro-145	2023 TT-X34 Base
Size	58	XL / 58
Category	Performance Road	Performance Road