Trek Checkpoint SLR 9 AXS vs Wisper Tailwind City Low Crossbar

Compare Specifications of Trek Checkpoint SLR 9 AXS and Wisper Tailwind City Low Crossbar

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Trek Checkpoint SLR 9 AXS
Trek Checkpoint SLR 9 AXS

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Wisper Tailwind City Low Crossbar
Wisper Tailwind City Low Crossbar

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Technical Specifications
Fuel Electric Electric
Motor -- Wisper High efficiency, 250W hi torque brushless motor
Range -- Max Range 360Wh: 50 miles (80km)
Max Range 540Wh: 70 miles (110km)
Load Carrying Capacity -- 135kg
Battery SRAM eTap battery pack (with charger) Lithium standard slimline 360Wh or Long range 540Wh Lithium
Display -- Wisper Back lit LCD display with remote controls
Frame 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 isper Tailwind 6061 alloy hand welded, custom butted tubing / tapered headtube / BB68 / Internal cable routing / replaceable hanger
Frame Size: 19″ 48cm
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
Alloy 6061 oversized 31.8mm / 1 1/8″ 6° angle
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
Alloy 6061 Flat 9° 740mm
Fork Checkpoint carbon, tapered carbon steerer, mudguard mounts, flat-mount disc, 12x100 mm thru axle Alloy twin blade
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
Black anodised alloy 30.9 x 350mm
Crankset 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
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Chain SRAM RED D1, 12-speed 170mm KMC X9 rust resist 9 speed
Shifters SRAM RED eTap AXS, 12-speed Shimano Alivio 9 speed M3100 rapidfire shifter
Saddle Size: 49, 52
Verse Short Pro, carbon rails, 155 mm width
Size: 54, 56, 58, 61
Verse Short Pro, carbon rails, 145 mm width
Wisper Comfort
Derailleur Rear SRAM RED XPLR eTap AXS, 44T max cog Shimano Alivio Shadow design 9 speed derailleur
Cassette SRAM XG-1271, 10-44, 12-speed Shimano CS HG400 11-34T
Bottom Bracket SRAM DUB, T47 threaded, internal bearing --
Tyres
Front Bontrager GR1 Team Issue, Tubeless Ready, Inner Strength casing, aramid bead, 120 tpi, 700x40 mm Kenda 27.5” 2.2 high puncture resistance with reflector
Rear Bontrager GR1 Team Issue, Tubeless Ready, Inner Strength casing, aramid bead, 120 tpi, 700x40 mm Kenda 27.5” 2.2 high puncture resistance with reflector
Wheel / RIM 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
Alloy black anodised double wall 27.5” x 1.24″ (31.4mm)
Brakes
Front SRAM Red AXS hydraulic disc 180mm Wisper Hydraulic disc
Rear SRAM Red AXS hydraulic disc 160mm Wisper Hydraulic disc
Suspension
Front -- --
Rear -- --
Colors Available
Colors -- Black or Stone


Physical Specs
Length -- --
Weight 8.10 kg 20 kg
Overview
About -- The Wisper Tailwind City Low Crossbar is a recently launched electric bike that is designed for Read More
Features -- - Wisper High efficiency, 250W hi torque brushless motor
- Kenda 27.5” 2.2 high puncture resistance tyres with reflector
- LCD Display
- 9 speed shimano drivetrain
- Disc brakes
Wisper Tailwind City Low Crossbar
LCD Display

Wisper Tailwind City Low Crossbar
Disc Brake

Wisper Tailwind City Low Crossbar
9 speed shimano drivetrain

Wisper Tailwind City Low Crossbar
Kenda 27.5” 2.2 high puncture resistance tyres with reflector
Additional Details -- Throttle: Standard: Thumb throttle to 4mph (6km/h) and Thumb throttle to 15.5mph (25km/h) when pedalling. Full throttle option available.
Weight: 360Wh battery: 19Kg (the weight given above is for the 540wh battery variant)
Chain-set: Black alloy 48T chainring Crank length 170mm

Which one do you think is better? And why?
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