KEYSTO KS670 vs Marin Alcatraz

Compare Specifications of KEYSTO KS670 and Marin Alcatraz

Selected Bikes

KEYSTO KS670
KEYSTO KS670

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Marin Alcatraz
Marin Alcatraz

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Technical Specifications
Frame 26" Steel Special-Shaped Tubes Series 3 6061 Aluminum Frame, 26” Wheels, 135 x 10 mm Horizontal Dropouts, 73 mm Threaded BB, ISCG 05 Tabs
Stem -- Marin 3D Forged Alloy, 40 mm
Handle Bar -- Marin Riser, 6061 Double Butted Aluminum, 38 mm rise, 750 mm Width, 4º Up, 9º Back
Fork 26" Steel Suspension Travel:100mm --
Seatpost -- Marin Pivotal DJ, 30.9 mm
Grip -- Marin Single Clamp Locking
Crankset -- Marin Forged Alloy, Alloy 32T Chainring, 104 mm BCD, STD spacing
Pedals -- Alloy Platform
Chain KMC KMC HL-710
Shifters KS80 --
Saddle -- Marin Pivotal DJ Saddle
Headset -- FSA No 57E, Semi-Sealed Cartridge Bearings, 1 1/8" x 1 1/2”
Derailleur Front FD-QD-35A --
Derailleur Rear RD-HG-22A --
Hub Front -- Forged Alloy, 135 x 10 mm, Bolt On, Quad Sealed Bearings, 6-Bolt Disc, 32H
Hub Rear -- Forged Alloy, 100 x 15 mm, 6-bolt Disc, 32H
Spoke -- 14 g Black Stainless Steel
Cassette -- 14 T Single Speed Cog
Tyres
Front 26" x 2.125" Vee Tire, XCV 26 x 2.25, LSG Compound, Wire Bead
Rear 26" x 2.125" Vee Tire, XCV 26 x 2.25, LSG Compound, Wire Bead
Wheel / RIM Spoke Marin Custom Extrusion, 27 mm Inner, Pinned Joint
Brakes
Front Alloy Mechanical Disc Tektro HDM275 Hydraulic, 160 mm Rotor
Rear Alloy Mechanical Disc Tektro HDM275 Hydraulic, 160 mm Rotor
Brake Lever -- Tektro HDM275
Suspension
Front -- X Fusion Slant RL2 26", 100 mm Travel, 100 x 15 mm Thru-Axle, Air Spring, Compression and Rebound Adjust, Tapered Alloy Steerer tube, 40 mm Offset
Rear -- --
Colors Available
Colors -- --


Physical Specs
Length -- --
Overview
Features -- - Series 3 Aluminum Frame
- Short Chainstays
- 135 X 10 mm Horizontal Dropouts
- Dirt Jump Specific Suspension Fork
Additional Details Chainwheel : 24/34/42T x 170L
Wheel : 26" Alloy Double Wall
Bottom Bracket : External Sealed Cartridge Bearings
Extras : Marin Chain Tension Device

Which one do you think is better? And why?
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