Compare: 2023 TanTan Cycling (Seraph) TT-X38 Base 47 vs 2026 Merida Scultura 4000 XXS

Insights

Average stack and reach vs trend of performance road bikes

Design deviates from other sizes of TanTan Cycling (Seraph) TT-X38

Average stack and reach vs trend of performance road bikes

Design deviates from other sizes of Merida Scultura

Stack	509mm	517mm +8mm
Reach	370mm	377mm +7mm
Stack to Reach Ratio	1.38:1	1.37:1
Seat Tube Length, C-T	470mm	—
Seat Tube Length, Unknown	—	435mm
Top Tube Length, Effective/Horizontal Center	511mm	—
Top Tube Length, Effective/Horizontal Unknown	—	520mm
Top Tube Slope	6.5deg	11.2deg +4.7deg
Head Tube Angle	70.5deg	70.5deg +0deg
Seat Tube Angle	74.5deg	74.5deg +0deg
Head Tube Length	110mm	105mm -5mm
Bottom Bracket Drop	70mm	70mm +0mm
Bottom Bracket Height	269mm	269mm +0mm
Chainstay Length	410mm	408mm -2mm
Chainstay Length Horizontal	404mm	402mm -2mm
Front-Center	578mm	587.2mm +9.2mm
Front-Center Horizontal	573.8mm	583.1mm +9.3mm
Wheelbase	977.7mm	985mm +7.3mm
Fork Offset/Rake	45mm	45mm +0mm
Fork Length, Unknown	—	385mm
Trail	72.3mm high	72.3mm +0mm high
Mechanical Trail	68.2mm	68.1mm -0.1mm
Wheel Flop	22.8mm	22.8mm +0mm
Standover Height	—	721mm
Tire to Pedal Spindle	69mm 170 mm cranks	78.2mm +9.2mm 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	28mm +0mm
Tire Outer Diameter	678mm	678mm +0mm
Bike Length with Tires	1655.7mm	1663mm +7.3mm
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	N/A	https://en.merida.nl/road+bike/scultura-4000-metallic-black/2026
Brand	TanTan Cycling (Seraph)	Merida
Bike	2023 TT-X38 Base	2026 Scultura 4000
Size	47	XXS
Category	Performance Road	Performance Road