Felt IA Advanced Ultegra DI2 vs Mafiabikes Gusta 18 Inch BMX

Compare Specifications of Felt IA Advanced Ultegra DI2 and Mafiabikes Gusta 18 Inch BMX

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Felt IA Advanced Ultegra DI2
Felt IA Advanced Ultegra DI2

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Mafiabikes Gusta 18 Inch BMX
Mafiabikes Gusta 18 Inch BMX

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Model:

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Technical Specifications
Frame Felt Integrated Aero Tri Disc UHC Advanced + TeXtreme carbon fiber, MMC with Inside Out construction, 68 mm BSA threaded bottom bracket shell, 12 x 142 mm with Syntace style thru axle, flat mount disc brake standard, horizontal dropouts, replaceable rear derailleur hanger, internal mechanical or electronic cable routing --
Stem Felt Dagger 31.8 Cold Forged Mafia bikes forged short reach topload
Handle Bar Devox Bayonet 3.1 base bar with Devox Ergomod extensions, ¯31.8 mm, 48 - 51 cm: 390 mm, 54 - 58 cm: 420 mm --
Fork Felt Dagger Disc UHC Advanced carbon fiber monocoque construction, 1.125" carbon fiber steerer, upper cover, blades, dropouts, crown; internal disc-brake routing, flat-mount disc brake standard, 12 x 100 mm thru axle --
Seats -- Mafia bikes 1pc Mid seat w/ integrated alloy post
Seatpost Felt VariMount Aero Tri UHC Advanced carbon fiber, 300 mm length --
Grip -- Mafia bikes Lucky 6
Crankset Shimano Ultegra R8000, 52/36T, 48 -51 cm: 165 mm, 54 -56 cm: 170 mm, 58 cm: 172.5 mm 4130 cro-mo 8 spine 3 piece
Pedals -- Mafia bikes plastic
Chain Shimano 11-speed --
Shifters Shimano Dura-Ace Di2 R9160 (aero extension) with right hand SW-R600 secondary shifter (base bar) --
Gear -- 25/9
Saddle ISM PS1.0 --
Headset FSA integrated, 1.125" 36¡/45¡ sealed ACB cartridge bearings MR122 {873E-RS}, split top race H2145 {No.11AGY-2} with Felt compression device Sealed Integrated Headset
Derailleur Front Shimano Ultegra R8050 Di2 braze-on --
Derailleur Rear Shimano Ultegra R8050 Di2 11-speed short cage --
Hub Front Reynolds Series 1, straight-pull design, 4 pawl, 24T ratchet, 11-speed XDR driver, 12 x 142 mm thru axle, Center Lock 12 mm Semi-sealed
Hub Rear Reynolds Series 1, straight-pull design, 12 x 100 mm thru axle, Center Lock 10 mm Loose ball
Spoke Sapim Sprint bladed --
Cassette Shimano 11-speed, 11-28T 9t
Sprocket -- 25t Mafia Steel
Bottom Bracket -- Sealed Mid BB
Tyres
Front Continental Grand Sport Race folding, 700 x 25c 2.25” Lagos Crawler
Rear Continental Grand Sport Race folding, 700 x 25c 2.25” Lagos Crawler
Wheel / RIM Reynolds AR58/62 DB Custom carbon, tubeless ready, 21 mm inner width, 58 mm depth front, 62 mm depth rear Wide double wall
Brakes
Front TRP HD-T910 hydraulic disc, 140 mm rotor U-brake
Rear TRP HD-T910 hydraulic disc, 140 mm rotor U-brake
Brake Lever TRP HD-T910 hydraulic with integrated secondary shift buttons (right lever only) --
Suspension
Front -- --
Rear -- --
Colors Available
Colors Matte TeXtreme (White Geo)
Matte TeXtreme (Spatter, Gloss Charcoal)
Black
Teal
Red


Physical Specs
Length -- --
Weight 9.55 kg 26 kg
Overview
Features -- --
Additional Details Bar tape : Devox Gel tape and new EVA arm pads with anti-microbial cover
Bottom Bracket : Shimano Hollowtech BSA threaded
Seatpost Clamp : Felt Internaloc integrated with titanium bolts
Thru axle : Front: 12 x 100 x 118, thread: M12 x 1.5P x 13L, Maxle; Rear: 12 x 142 x 163 (163L + 9 head = 172 total), thread: M12 x 1.0P x 19L, Syntace
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Accessories Carbon assembly paste,
Aero seatpost slot covers,
IA CALpac 2.0, Di2 Internal battery charger,
IA BTSpac storage box,
Tubeless valve stems
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Which one do you think is better? And why?
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