Compare: 2023 Ridley Bikes Kanzo A GRX400/600 S vs 2025 Elves MORI AEROX 54

Insights

Average stack and reach vs trend of all-road/gravel bikes

Somewhat aggressive stack and reach vs trend of all-road/gravel bikes

Design deviates from other sizes of Elves MORI

Stack	559mm	550mm -9mm
Reach	380mm	391mm +11mm
Stack to Reach Ratio	1.47:1	1.41:1
Seat Tube Length, C-T	510mm	—
Seat Tube Length, C-TTT	—	485mm
Top Tube Length, Effective/Horizontal Unknown	540mm	—
Top Tube Length, Actual C-C	805mm	553mm -252mm
Top Tube Slope	7.5deg	7deg -0.5deg
Head Tube Angle	70.5deg	71.3deg +0.8deg
Seat Tube Angle	74deg	73.6deg -0.4deg
Head Tube Length	133mm	125mm -8mm
Bottom Bracket Drop	72mm	74mm +2mm
Bottom Bracket Height	277mm	277mm +0mm
Chainstay Length	430mm	430mm +0mm
Chainstay Length Horizontal	423.9mm	423.6mm -0.3mm
Front-Center	609.3mm	616mm +6.7mm
Front-Center Horizontal	605.1mm	611.4mm +6.3mm
Wheelbase	1029mm	1035mm +6mm
Fork Offset/Rake	49.6mm	56mm +6.4mm
Fork Length, Unknown	—	395mm
Trail	71mm high	59.7mm -11.3mm mid/neutral
Mechanical Trail	66.9mm	56.5mm -10.4mm
Wheel Flop	22.3mm	18.1mm -4.2mm
Standover Height	801mm	—
Tire to Pedal Spindle	90.3mm 170 mm cranks	95mm +4.7mm 170 mm cranks
Pedal Spindle to Ground Clearance	107mm 170 mm cranks	107mm +0mm 170 mm cranks

Wheel Size	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD
Tire Width	38mm	40mm +2mm
Tire Outer Diameter	698mm	702mm +4mm
Bike Length with Tires	1727mm	1737mm +10mm
Suspension Type	Rigid, non-suspension corrected	Rigid, non-suspension corrected
Bar Type	Drop Bar	Drop Bar
Frame Material	Aluminum	Carbon/Composite
Fork Material	Unknown	Carbon/Composite
Brake Type	Rim	Disc

Actions	Collection I've Ridden	Collection I've Ridden
Source	https://www.ridley-bikes.com/en_INT/bikes/SBIXTARID677	https://es.elvesbike.com/products/elves-mori-aerox-carbon-aero-gravel-framesets?VariantsId=11612
Brand	Ridley Bikes	Elves
Bike	2023 Kanzo A GRX400/600	2025 MORI AEROX
Size	S	54
Category	All-road/Gravel	All-road/Gravel