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Giant Contend Ar 2 vs Specialized Allez E5 Comp

Giant Contend Ar 2, side view

Giant

Contend Ar 2

Specialized Allez E5 Comp, side view

Specialized

Allez E5 Comp

Entry levelEnduranceAluminium700c2026
Mid-rangeEnduranceAluminium700c2026

Close on the specs and the list price: here are their 17 differences, line by line.

Giant Contend Ar 2, side viewGiantGiant Contend Ar 2
Specialized Allez E5 Comp, side viewSpecializedSpecialized Allez E5 Comp

At a glance

  • Specialized Allez E5 Comp is 310 g lighter than Giant Contend Ar 2 (brand figures).
  • Specialized Allez E5 Comp has the higher-range groupset: Shimano 105, against Shimano Cues.
Key specs6 differences
Model yearSame for all 2026 2026
Weight 9.4 kg 9.09 kg Best of the comparison−310 g
FrameSame for all Aluminium
As printed

Material: Aluminium

 Aluminium
As printed

Specialized E5 Premium Aluminum

Wheelset 700c · Giant S-R2 Disc wheelset, alloy 700c · DT R470 Disc
Drivetrain 2×11 2×12
Groupset Shimano Cues Shimano 105 Higher range
As printed

Shimano 105 R7120, 12 speed Mechanical

Brake model Shimano BR-U6030 °Value not published by the brand Shimano 105, Hydraulic disc
Seatpost Giant D-Fuse, composite, 14mm offset Alloy, 2-bolt Clamp, 12mm offset, 27.2mm, anti-corrosion hardware

Prices

Each model's retailers, delivered to your country, and their prices over time.

Giant Contend Ar 2

Giant Contend Ar 2

Specialized Allez E5 Comp

Specialized Allez E5 Comp

Affiliate links: no extra cost for you ♥

Character

The bike at a glance: the ground it is made for, how it handles, its gears and its equipment, beside the other bikes of its kind.

  • Contend Ar 2 · Road bike rather demanding, very stable, entry-level equipment.
  • Allez E5 Comp · Road bike rather for smooth ground, very stable, average gearing, average equipment.
Terrain
Giant Contend Ar 2 61%Specialized Allez E5 Comp 27%1 bike3 bikes1 bike2 bikes1 bike · Specialized Allez E5 Comp2 bikes4 bikes3 bikes1 bike1 bike · Giant Contend Ar 23 bikes6 bikes1 bike1 bike
EasyDemanding
Handling
Giant Contend Ar 2 91%Specialized Allez E5 Comp 94%1 bike3 bikes2 bikes1 bike5 bikes1 bike1 bike3 bikes2 bikes1 bike1 bike6 bikes3 bikes2 bikes · Giant Contend Ar 21 bike · Specialized Allez E5 Comp1 bike1 bike
NimbleStable

Gearing

Speed in the lowest and the highest gear at 90 rpm: lower on the left climbs easier, higher on the right goes faster.

  • Specialized Allez E5 Comp12 km/h - 53 km/h
Easiest gear (climbing)Hardest gear (descending)
Giant Contend Ar 2Specialized Allez E5 Compother endurance road bikes

Components and specs

Every spec line by line; the higher range of a component is marked. The technical groups are folded.

Ride type
Ride typeSame for all Endurance °Value not published by the brand Endurance °Value not published by the brand
Frame and fork2 differences
ForkSame for all Carbon °Value not published by the brand Carbon
As printed

Specialized FACT full carbon

Max tyre clearance 38 mm °Value not published by the brandBest of the comparison 35 mm −3 mm
AxlesSame for all Thru-axles °Value not published by the brand
As printed

ALUXX-grade aluminum, 12x142mm thru-axle, disc

 Thru-axles
As printed

12x142mm thru-axle

Bottom bracket Shimano BB-RS501 °Value not published by the brand Shimano Threaded BSA BB
Cable routing–Not given Internal
As printed

internal cable routing

Drivetrain5 differences
Groupset brandSame for all Shimano Shimano
As printed

Shimano 105 R7120, 12 speed Mechanical

ShiftingSame for all Mechanical °Value not published by the brand
As printed

Shimano CUES U6020-10 Shimano CUES U6030

 Mechanical
As printed

Shimano 105 R7120, 12 speed Mechanical

ChainringsSame for all 2 °Value not published by the brand 2 °Value not published by the brand
Gears at the back 11 °Value not published by the brand 12 Best of the comparison+1
Chainring teeth Shimano FC-U6030-2, 34/50 °Value not published by the brand Shimano 105 50/34
As printed

Shimano 105, 12-speed Hollowtech 2, 50/34t

Cassette Shimano CS-LG400, 11x39 °Value not published by the brand Shimano 105 11-34
As printed

Shimano 105, 12-speed, 11-34t

Rear derailleur Shimano CUES U6020-10 °Value not published by the brand Shimano 105, 12 speed Mechanical °Value not published by the brandHigher range
Shifters Shimano CUES U6030 °Value not published by the brand Shimano 105, 12 speed Mechanical °Value not published by the brandHigher range
Brakes
BrakesSame for all Hydraulic disc °Value not published by the brand
As printed

Giant Disque hydraulique

 Hydraulic disc
As printed

Shimano 105, Hydraulic disc, 160mm rotor

Front rotorSame for all 160 mm °Value not published by the brand 160 mm
Rear rotorSame for all 160 mm °Value not published by the brand 160 mm
Wheels and tyres2 differences
Wheel sizeSame for all 700c / 29" °Value not published by the brand 700c / 29"
As printed

Turbo Pro, 700x30

RimsSame for all Aluminium °Value not published by the brand Aluminium °Value not published by the brand
Tubeless ready yes °Value not published by the brand–Not given
Tyres Giant Gavia Fondo 2, tubeless, 700x32c (34mm) °Value not published by the brand Turbo Pro 700x30
Tyre width fitted 32 mm °Value not published by the brand 30 mm −2 mm
Cockpit and seatpost3 differences
Handlebar Giant Connect °Value not published by the brand Specialized Shallow Drop, 6061, 70x125mm, 31.8mm clamp °Value not published by the brand
Stem Giant Sport °Value not published by the brand 3D-forged alloy, 31.8mm, 7-degree rise °Value not published by the brand
Seatpost model Giant D-Fuse, composite, 14mm offset °Value not published by the brand Alloy, 2-bolt Clamp, 12mm offset, 27.2mm, anti-corrosion hardware °Value not published by the brand
Weight1 difference
Weighed in size M 56
As printed

Poids Taille 56

° Value not published by the brand

Geometry

A size per bike (the nearest to the first one's at first), the differences measured from the reference bike.

Contend Ar 2 · MAllez E5 Comp · 54CM
  • Contend Ar 2 · M
  • Allez E5 Comp · 54CM

Stack and reach

540550560570580590600610340350360370380390400410↖ UprightAggressive ↘Reach (mm)Stack (mm)Contend Ar 2 · M — Reach (mm) 380 · Stack (mm) 574Allez E5 Comp · 54CM — Reach (mm) 370 · Stack (mm) 569
  • Contend Ar 2 · M Contend Ar 2 · M — Reach (mm) 380 · Stack (mm) 574
  • Allez E5 Comp · 54CM Allez E5 Comp · 54CM — Reach (mm) 370 · Stack (mm) 569
Geometry16 differences
Size M 54CM
Reach 380 mm 370 mm −10 mm
Stack 574 mm 569 mm −5 mm
Top tube (effective) 550 mm 541 mm −9 mm
Seat tube 500 mm 510 mm +10 mm
Head tube 150 mm 155 mm +5 mm
Head angleSame for all 72° 72°
Seat angle 73.5° 73.3° −0.2°
Chainstays 422 mm 425 mm +3 mm
Wheelbase 1,011 mm 998 mm −13 mm
Front centre 602 mm 585 mm −17 mm
Standover 783 mm 781 mm −2 mm
BB drop 80 mm 76 mm −4 mm
BB height 256 mm 274 mm +18 mm
Fork offset 53 mm 47 mm −6 mm
Trail 60 mm 64 mm +4 mm
StemSame for all 100 mm 100 mm
Handlebar widthSame for all 420 mm 420 mm
Crank length 170 mm 173 mm +3 mm

Where to buy them

Frequently asked questions

Which is lighter, Giant Contend Ar 2 or Specialized Allez E5 Comp?

Specialized Allez E5 Comp weighs 9.09 kg, Giant Contend Ar 2 9.4 kg, as their brands give them.

What groupset do Giant Contend Ar 2 and Specialized Allez E5 Comp come with?

Giant Contend Ar 2: Shimano Cues. Specialized Allez E5 Comp: Shimano 105.

How do Giant Contend Ar 2 and Specialized Allez E5 Comp compare on geometry?

In size M, Giant Contend Ar 2 has a stack of 574 mm for a reach of 380 mm; in size 54CM, Specialized Allez E5 Comp has 569 mm for 370 mm. More stack for the reach means a more upright position.

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