C3STROM Astro vs Trek Checkpoint SLR 9 AXS

Fuel	Electric	Electric
Motor	BAFANG 750W, 80Nm Rear hub integrated wheel	--
Range	50 miles per charge	--
Charging Time	Full charge in 4-5 hours	--
Top Speed	32 kmph	--
Speed	28 Mph – Class 3 Mode 32 Mph – Off-road Mode	--
Battery	Removable Lithium-ion 780WH SAMSUNG 21700 cells	SRAM eTap battery pack (with charger)
Charger	4A	--
Controller	35A Peak Frame-integrated	--
Display	3.5 inch LCD display	--
Frame	6061 Aluminium alloy	700 Series OCLV Carbon, IsoSpeed, downtube storage door, internal routing, Ride Tuned seat mast, chain keeper, T47 BB, mudguard mounts, integrated frame bag mounts, flat-mount disc, 142x12 mm thru axle
Stem	--	Size: 49 Bontrager RSL Carbon, 31.8 mm clamp, 7-degree, 70 mm length Size: 52, 54 Bontrager RSL Carbon, 31.8 mm clamp, 7-degree, 80 mm length Size: 56, 58 Bontrager RSL Carbon, 31.8 mm clamp, 7-degree, 90 mm length Size: 61 Bontrager RSL Carbon, 31.8 mm clamp, 7-degree, 100 mm length
Handle Bar	--	Size: 49 Bontrager Pro IsoCore VR-SF, 38cm Size: 52 Bontrager Pro IsoCore VR-SF, 40cm Size: 54, 56 Bontrager Pro IsoCore VR-SF, 42cm Size: 58, 61 Bontrager Pro IsoCore VR-SF, 44cm
Fork	--	Checkpoint carbon, tapered carbon steerer, mudguard mounts, flat-mount disc, 12x100 mm thru axle
Seatpost	--	Size: 49, 52, 54, 56 Bontrager carbon seat mast cap, 5 mm offset, short length Size: 58, 61 Bontrager carbon seat mast cap, 5 mm offset, tall length
Crankset	56T, 170 mm	Size: 49 SRAM RED AXS w/ power meter, 40T, DUB, 165 mm length Size: 52 SRAM RED AXS w/ power meter, 40T, DUB, 170 mm length Size: 54, 56 SRAM RED AXS w/ power meter, 40T, DUB, 172.5 mm length Size: 58, 61 SRAM RED AXS w/ power meter, 40T, DUB, 175 mm length
Pedals	Wellgo platform pedals	--
Pedal Assist System	Intelligent 5 level Pedal Assist	--
Chain	KMC Z7	SRAM RED D1, 12-speed
Shifters	Shimano ASLRS45R7AT twist shift, 7 speed harness	SRAM RED eTap AXS, 12-speed
Saddle	Ultra long seat filled with silicone	Size: 49, 52 Verse Short Pro, carbon rails, 155 mm width Size: 54, 56, 58, 61 Verse Short Pro, carbon rails, 145 mm width
Derailleur Rear	Shimano 7 Speed	SRAM RED XPLR eTap AXS, 44T max cog
Cassette	--	SRAM XG-1271, 10-44, 12-speed
Bottom Bracket	Height :10.5"	SRAM DUB, T47 threaded, internal bearing
Headlamp	130 Lux headlight with high and low beam Front left & right turn signals	--
Taillamp	LED taillight with integrated turn signals and brake light	--

Front	20 inch x 4.25 inch Anti-puncture tires	Bontrager GR1 Team Issue, Tubeless Ready, Inner Strength casing, aramid bead, 120 tpi, 700x40 mm
Rear	20 inch x 4.25 inch Anti-puncture tires	Bontrager GR1 Team Issue, Tubeless Ready, Inner Strength casing, aramid bead, 120 tpi, 700x40 mm
Wheel / RIM	Spoke	Wheel front Bontrager Aeolus RSL 37V, OCLV Carbon, Tubeless Ready, 37 mm rim depth, 100 x 12mm thru axle Wheel rear Bontrager Aeolus RSL 37V, OCLV Carbon, Tubeless Ready, 37 mm rim depth, 142 x 12mm thru axle

Front	4-piston hydraulic brake, 180mm disc	SRAM Red AXS hydraulic disc
Rear	--	SRAM Red AXS hydraulic disc

Front	--	--
Rear	--	--

Colors

Black Grey

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Length	1778 mm	--
Weight	--	8.10 kg
Seat Height	825	--

Features	- High-precision speed sensor - IPX6 water resistant connectors and wiring harness - USB Ports 5V 1A - Electronic horn integrated in the headlight	--
Additional Details	Throttle : Half twist throttle Rear Rack : 33Lb carrying capacity with optional adaptation custom carry bag and backup battery	--
Accessories	Fenders : Full coverage front and rear fenders	--