Compare: 2025 Sava Starship Base 580 (XL) vs 2023 BXT BXT-SL-115 Base 56

Insights

Somewhat aggressive 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	580.5mm	554.8mm -25.7mm
Reach	405mm	398.7mm -6.3mm
Stack to Reach Ratio	1.43:1	1.39:1
Seat Tube Length, C-T	—	496mm
Seat Tube Length, Unknown	517mm	—
Top Tube Length, Effective/Horizontal HT Top	—	563mm
Top Tube Length, Effective/Horizontal Unknown	577mm	—
Top Tube Slope	8.7deg	8.4deg -0.3deg
Head Tube Angle	73.5deg	73.5deg +0deg
Seat Tube Angle	73.5deg	73.5deg +0deg
Head Tube Length	178mm	151mm -27mm
Bottom Bracket Drop	72mm	72mm +0mm
Bottom Bracket Height	267mm	271mm +4mm
Chainstay Length	410mm	410mm +0mm
Chainstay Length Horizontal	403.6mm	403.6mm +0mm
Front-Center	612mm	593mm -19mm
Front-Center Horizontal	607.9mm	588.6mm -19.3mm
Wheelbase	1011.5mm	992.2mm -19.3mm
Fork Offset/Rake	50mm	45mm -5mm
Fork Length, Unknown	368mm	365.8mm -2.2mm
Trail	48.3mm mid/neutral	54.7mm +6.4mm mid/neutral
Mechanical Trail	46.3mm	52.4mm +6.1mm
Wheel Flop	13.1mm	14.9mm +1.8mm
Standover Height	803mm	—
Tire to Pedal Spindle	103mm 170 mm cranks	80mm -23mm 170 mm cranks
Pedal Spindle to Ground Clearance	97mm 170 mm cranks	101mm +4mm 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	1689.5mm	1678.2mm -11.3mm
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