Compare bikes: Compare Btwin Rockrider 720 Suspension Mountain Bike - White (2017) vs. Specialized Rockhopper Rockhopper Expert 29 (2017) - Findabike

SRAM PC-1031, 10-speed w/PowerLink

Specialized Stout XC, 2-piece 2x10, 24mm spindle, anti-corrosion hardware

Front: SRAM X5, high-clamp 34.9mm, 2x10 - Rear: Shimano SLX, Shadow Plus, SGS cage, 10-speed

Shimano Deore, 10-speed

SRAM PG-1020, 10-speed, 11-36t

RockShox XC32 TK Solo Air fork with 120 mm travel. Fork equipped with a manual lockout button. 9 mm front axle, 32 mm dampers.

Manitou M30 29, 80/100mm of travel (size specific), 1.125x1.5" tapered steerer, 30mm stanchion, QR, 51mm offset, post mount disc, 160mm rotor

Rockrider 120 mm frame, 6061 aluminium, equipped with patented NEUF kinematics (New Excentric Ultimate Frame). Benefits: - anti-bobbing: all the pedalling energy is transmitted to the rear wheel, - dynamic: - shock absorption over obstacles means faster cycling.

Specialized A1 SL Aluminum, Trail 29 geometry, fully-butted tube sets, ORE down tube, tapered head tube, forged dropouts, disc mount, replaceable derailleur hanger

B'Twin Sport aluminium stem, 80 mm (M), 90 mm (L) or 100 mm (XL).

Stout, 3D-forged alloy, 31.8mm clamp, 6-degree rise

Front: Shimano HB-RM35, Center Lock disc, 9x100mm, 28h - Rear: Shimano FH-RM35, Center Lock disc, 10x135mm, 32h

Stout XC 29, alloy disc, double-wall, pinned joint, 21mm inner width, 28/32h

Stainless, 14g, black

Hutchinson Toro 27.5" x 2.25 66 TPI, or Taipan 27.5 x 2.10 66 TPI front tyre: well known as versatile tyres with good traction on all types of terrain. Hutchinson Taipan 27.5" x 2.1 rear tyre; a new tyre renowned for its high performance.

Front: Ground Control Sport, 29x2.1", 60TPI, wire bead, Flak Jacket protection - Rear: Ground Control Sport, 29x2.1", 60TPI, wire bead, Flak Jacket protection

Aero Trail Evo 21 mm wheels for greater shock resistance. only 28 front and rear spokes: lighter and good lateral stiffness. Machined hubs with sealed bearings. The 27.5 inch wheels provide a good compromise: they have more traction and ease of riding over obstacles than a 26" wheel, while limiting the negative impact of inertia on the bike's steering and responsiveness, and providing greater rigidity than a 29" wheel.

Avid DB1 brakes: powerful, progressive and reliable. 160 mm front and rear discs.

Front: Shimano BR-M365, hydraulic disc, resin pads, 180/160mm rotor - Rear: Shimano BR-M365, hydraulic disc, resin pads, 160mm rotor

B'Twin Comp aluminium low rise handlebar, 690 mm long. - 1"1/8 steering socket, with semi integrated Aheadset with sealed bearings.B'Twin Sport Grip 700 with outer lock-on for unparalleled grip and traction suited to steering.

Stout, alloy, 8-degree backsweep, 6-degree upsweep, 10mm rise, 720mm width, 31.8mm

Lock-on grips, 130.4mm length

B'Twin sport saddle, lightweight and comfortable. - B'Twin sport saddle, lightweight and comfortable. - B'Twin sport saddle, lightweight and comfortable.

Body Geometry Henge Sport, steel rails, 143mm

B'Twin Sport 29.8 mm aluminium seat post.

Alloy, 12.5mm offset, 2-bolt clamp, 30.9mm

B'Twin Sport aluminium stem, 80 mm (M), 90 mm (L) or 100 mm (XL).

Stout, 3D-forged alloy, 31.8mm clamp, 6-degree rise

B'Twin platform pedals.

Specialized Dirt