Bike-on-Bike
Default Config
Default Config
Insights
Somewhat aggressive stack and reach vs trend of endurance road bikes
Design deviates from other sizes of TanTan Cycling (Seraph) TT-X68
Average stack and reach vs trend of performance road bikes
Design deviates from other sizes of Mondince FM126
Geometry
Stack | 591mm | 612mm +21mm |
Reach | 402mm | 408mm +6mm |
Stack to Reach Ratio | 1.47:1 | 1.5:1 |
Seat Tube Length, C-T | — | 545mm |
Seat Tube Length, Unknown | 515mm | — |
Top Tube Length, Effective/Horizontal Center | 577mm | 595mm +18mm |
Top Tube Slope | 10.1deg | 9.1deg -1deg |
Head Tube Angle | 73.5deg | 74deg +0.5deg |
Seat Tube Angle | 73.5deg | 73deg -0.5deg |
Head Tube Length | 184mm | 205mm +21mm |
Bottom Bracket Drop | 72mm | 72mm +0mm |
Bottom Bracket Height | 271mm | 271mm +0mm |
Chainstay Length | 410mm | 410mm +0mm |
Chainstay Length Horizontal | 403.6mm | 403.6mm +0mm |
Front-Center | 606mm | 613mm +7mm |
Front-Center Horizontal | 601.4mm | 611.4mm +10mm |
Wheelbase | 1005mm | 1015mm +10mm |
Fork Offset/Rake | 44mm | 47mm +3mm |
Fork Length (On-Axis) | — | 370mm |
Fork Length (Axle-To-Crown) | 370mm | — |
Trail | 55.7mm mid/neutral | 49.5mm -6.2mm mid/neutral |
Mechanical Trail | 53.4mm | 47.5mm -5.9mm |
Wheel Flop | 15.2mm | 13.1mm -2.1mm |
Standover Height | 807mm | — |
Tire to Pedal Spindle | 88mm 175 mm cranks | 100mm +12mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 96mm 175 mm cranks | 101mm +5mm 170 mm cranks |
Build
Wheel Size | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD |
Tire Width | 32mm | 32mm +0mm |
Tire Outer Diameter | 686mm | 686mm +0mm |
Bike Length with Tires | 1691mm | 1701mm +10mm |
Crank Length | 175mm | — |
| 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 |
Meta
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| Source | https://www.seraphbikes.com/superlight-disc-road-bike-frame-tt-x68-bsa-bottom-bracket-max-tire-70028c-with-integrated-handlebar-p5836624.html | https://mondincecycle.com/product/2026-one-piece-monocoque-eps-t1100-carbon-fiber-aero-road-bike-frame-fm126 |
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