Compare: 2025 Sava Starship Base 490 (XS) vs 2023 BXT BXT-SL-115 Base 49

Insights

Average stack and reach vs trend of performance road bikes

Design deviates from other sizes of Sava Starship

Somewhat aggressive stack and reach vs trend of performance road bikes

Design deviates from other sizes of BXT BXT-SL-115

Stack	509.3mm	504.2mm -5.1mm
Reach	376.3mm	378.6mm +2.3mm
Stack to Reach Ratio	1.35:1	1.33:1
Seat Tube Length, C-T	—	447mm
Seat Tube Length, Unknown	447mm	—
Top Tube Length, Effective/Horizontal HT Top	—	509mm
Top Tube Length, Effective/Horizontal Unknown	518mm	—
Top Tube Slope	9deg	8.3deg -0.7deg
Head Tube Angle	71.75deg	71.75deg +0deg
Seat Tube Angle	74.5deg	75.5deg +1deg
Head Tube Length	110mm	102mm -8mm
Bottom Bracket Drop	72mm	74mm +2mm
Bottom Bracket Height	267mm	269mm +2mm
Chainstay Length	410mm	410mm +0mm
Chainstay Length Horizontal	403.6mm	403.3mm -0.3mm
Front-Center	577.7mm	572.6mm -5.1mm
Front-Center Horizontal	573.4mm	567.8mm -5.6mm
Wheelbase	977mm	971.1mm -5.9mm
Fork Offset/Rake	50mm	45mm -5mm
Fork Length, Unknown	368mm	365.8mm -2.2mm
Trail	59.1mm mid/neutral	65.7mm +6.6mm high
Mechanical Trail	56.2mm	62.4mm +6.2mm
Wheel Flop	17.6mm	19.6mm +2mm
Standover Height	732mm	—
Tire to Pedal Spindle	68.7mm 170 mm cranks	59.6mm -9.1mm 170 mm cranks
Pedal Spindle to Ground Clearance	97mm 170 mm cranks	99mm +2mm 170 mm cranks

Wheel Size	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD
Tire Width	28mm	32mm +4mm
Tire Width Max	—	32mm
Tire Outer Diameter	678mm	686mm +8mm
Bike Length with Tires	1655mm	1657.1mm +2.1mm
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