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Look 765 Optimum 2 105 Di2 Wh-rs171 12v vs Lapierre Pulsium 7.0 Ultegra Di2

Look 765 Optimum 2 105 Di2 Wh-rs171 12v, side view

Look

765 Optimum 2 105 Di2 Wh-rs171 12v

Lapierre Pulsium 7.0 Ultegra Di2, side view

Lapierre

Pulsium 7.0 Ultegra Di2

High endEnduranceCarbon700c2026
High endEnduranceCarbon700c2025

Close on the specs and the list price: here are their 16 differences, line by line.

Look 765 Optimum 2 105 Di2 Wh-rs171 12v, side viewLookLook 765 Optimum 2 105 Di2 Wh-rs171 12v
Lapierre Pulsium 7.0 Ultegra Di2, side viewLapierreLapierre Pulsium 7.0 Ultegra Di2

At a glance

  • Lapierre Pulsium 7.0 Ultegra Di2 has the higher-range groupset: Shimano Ultegra Di2, against Shimano 105 Di2.
  • Look 765 Optimum 2 105 Di2 Wh-rs171 12v is the newer model (2026).
Key specs4 differences
Model year 2026 2025
FrameSame for all Carbon
As printed

Carbon, Made by LOOK

 Carbon
As printed

HIGH Carbon Gents

Wheelset 700c · Shimano RS 171 700c · DT Swiss ER1600 Spline 30 mm, Centerlock, Tubeless compatible
DrivetrainSame for all 2×12 2×12
Groupset Shimano 105 Di2
As printed

Derailleurs: Shimano 105 Di2 / Shifters: Shimano 105 Di2

 Shimano Ultegra Di2 Higher range
As printed

Shimano Ultegra Di2 R8150, 12s

Brake modelSame for all Hydraulic Disc °Value not published by the brand Hydraulic Disc °Value not published by the brand
Seatpost LOOK LS1 Carbon Super Light 27.2 mm 350 mm Lapierre Alloy 27,2x350mm

Prices

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

Look 765 Optimum 2 105 Di2 Wh-rs171 12v

Look 765 Optimum 2 105 Di2 Wh-rs171 12v

Lapierre Pulsium 7.0 Ultegra Di2

Lapierre Pulsium 7.0 Ultegra Di2

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.

  • 765 Optimum 2 105 Di2 Wh-rs171 12v · Road bike very demanding, very stable, rather high equipment.
  • Pulsium 7.0 Ultegra Di2 · Road bike rather demanding, rather stable, rather high equipment.
Terrain
Look 765 Optimum 2 105 Di2 Wh-rs171 12v 94%Lapierre Pulsium 7.0 Ultegra Di2 69%1 bike1 bike2 bikes1 bike4 bikes2 bikes1 bike · Lapierre Pulsium 7.0 Ultegra Di26 bikes1 bike · Look 765 Optimum 2 105 Di2 Wh-rs171 12v1 bike
EasyDemanding
Handling
Look 765 Optimum 2 105 Di2 Wh-rs171 12v 89%Lapierre Pulsium 7.0 Ultegra Di2 69%3 bikes1 bike1 bike2 bikes3 bikes1 bike · Lapierre Pulsium 7.0 Ultegra Di26 bikes1 bike · Look 765 Optimum 2 105 Di2 Wh-rs171 12v1 bike1 bike
NimbleStable
Look 765 Optimum 2 105 Di2 Wh-rs171 12vLapierre Pulsium 7.0 Ultegra Di2other 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
As printed

géométrie endurance du 765 OPTIMUM

 Endurance
As printed

Conçu aussi bien pour l'endurance que pour le bikepacking

Frame and fork1 difference
ForkSame for all Carbon °Value not published by the brand Carbon
As printed

Lapierre Carbon UD SL

Max tyre clearance 34 mm –Not given
Bottom bracket T47 V24 85.5 mm Token Shimano Pressfit SMBB7141B °Value not published by the brand
Cable routing Internal
As printed

Internal routing

–Not given
Seatpost diameterSame for all 27.2 mm °Value not published by the brand 27.2 mm
Drivetrain4 differences
Groupset brandSame for all Shimano
As printed

Shimano 105 Di2

 Shimano
As printed

Shimano Ultegra Di2 R8150, 12s

ShiftingSame for all Electronic, wired Electronic, wired
As printed

Shimano Ultegra Di2 R8150, 12s / Shimano Shift-brake lever Ultegra ST-R8170

ChainringsSame for all 2 °Value not published by the brand 2 °Value not published by the brand
Gears at the backSame for all 12 12
Chainring teeth Shimano RS 520 Ultegra R8100
Cassette Shimano 105 11-34T Shimano Cassette CS-R8101-12, MICRO SPLINE
Rear derailleur SHIMANO 105 Di2 °Value not published by the brand Shimano Ultegra Di2 R8150, 12s °Value not published by the brandHigher range
Shifters SHIMANO 105 Di2 °Value not published by the brand Shimano Ultegra ST-R8170 °Value not published by the brandHigher range
Brakes
BrakesSame for all Hydraulic disc °Value not published by the brand
As printed

Disque hydraulique

 Hydraulic disc °Value not published by the brand
As printed

Disque hydraulique

Front rotor 160 mm –Not given
Rear rotor 140 mm –Not given
Wheels and tyres2 differences
Wheel sizeSame for all 700c / 29" 700c / 29"
As printed

Schwalbe One Perf, RaceGuard, MicroSkin, TLE 32-622

RimsSame for all Aluminium °Value not published by the brand Aluminium °Value not published by the brand
Rim depth–Not given 30 mm
Tubeless readySame for all yes yes
Tyres Hutchinson Fusion 5 Tubeless Ready 700x30 Schwalbe One Perf, RaceGuard, MicroSkin, TLE 32-622
Tyre width fitted 30 mm 32 mm +2 mm
Cockpit and seatpost3 differences
Handlebar LOOK LS3 Alloy °Value not published by the brand Lapierre alloy, Width: 380mm (XS) °Value not published by the brand
Stem LOOK LS3 Alloy °Value not published by the brand Lapierre alloy, internal routing, Ø: 31.8mm °Value not published by the brand
Seatpost model LOOK LS1 Carbon Super Light 27.2 mm 350 mm °Value not published by the brand Lapierre Alloy 27,2x350mm °Value not published by the brand
Weight
Max total weight–Not given 110 kg
Geometry3 differences
Geometry sizeSame for all M M
As printed

Geometry table, size M

Stack 582 mm 562 mm −20 mm
Reach 379 mm 384 mm +5 mm
Head angle 70.8 ° 71.5 ° +0.7°
Seat angleSame for all 74 ° 74 °
ChainstaysSame for all 415 mm 415 mm
Wheelbase–Not given 1,009 mm
Bottom bracket drop–Not given 72 mm
Model and price
Pedals included–Not given yes

° Value not published by the brand

Where to buy them

Compare the whole Lapierre Pulsium range

Frequently asked questions

What groupset do Look 765 Optimum 2 105 Di2 Wh-rs171 12v and Lapierre Pulsium 7.0 Ultegra Di2 come with?

Look 765 Optimum 2 105 Di2 Wh-rs171 12v: Shimano 105 Di2. Lapierre Pulsium 7.0 Ultegra Di2: Shimano Ultegra Di2.

Other comparisons

Compare other models