Runometry is growing: bikes are here, catalogue under construction, always at the best price.

Skip to content

Argon 18 Sum Shimano 105 Di2 R7150 12v vs Bianchi Oltre Race Shimano 105 Di2 Rd-r7150 12v

Argon 18 Sum Shimano 105 Di2 R7150 12v, side view

Argon 18

Sum Shimano 105 Di2 R7150 12v

Bianchi Oltre Race Shimano 105 Di2 Rd-r7150 12v, side view

Bianchi

Oltre Race Shimano 105 Di2 Rd-r7150 12v

High endAeroCarbon700c2026
High endAeroCarbon700c2025

Close on the specs and the list price: here are their 14 differences, line by line.

Argon 18 Sum Shimano 105 Di2 R7150 12v, side viewArgon 18Argon 18 Sum Shimano 105 Di2 R7150 12v
Bianchi Oltre Race Shimano 105 Di2 Rd-r7150 12v, side viewBianchiBianchi Oltre Race Shimano 105 Di2 Rd-r7150 12v

At a glance

  • Argon 18 Sum Shimano 105 Di2 R7150 12v is the newer model (2026).
Key specs4 differences
Model year 2026 2025
FrameSame for all Carbon
As printed

optimize frame topology and carbon layup

 Carbon
As printed

Oltre Race aero carbon

Wheelset 700c · Scope S4.A 700c · Velomann V30R, alloy, 23mm channel, 30mm profile
DrivetrainSame for all 2×12 2×12
GroupsetSame for all Shimano 105 Di2
As printed

Rear Derailleur: Shimano 105 Di2 R7150

 Shimano 105 Di2
As printed

Shimano 105 Di2 hydraulic disc brake for road, ST-R7170, BR-R7170

Brake model Shimano 105 Di2 R7170 Shimano BR-R7170 hydraulic disc
As printed

Shimano BR-R7170 Hydraulic disc brake, included in the shifter

Seatpost SUM specific Velomann Full Carbon Aeroshape, special Clamp type with alloy head adjustable and reversible +/- 35mm; Lenght: 250mm-44, 300mm-47/50cm

Prices

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

Argon 18 Sum Shimano 105 Di2 R7150 12v

Argon 18 Sum Shimano 105 Di2 R7150 12v

Bianchi Oltre Race Shimano 105 Di2 Rd-r7150 12v

Bianchi Oltre Race Shimano 105 Di2 Rd-r7150 12v

Character

  • Sum Shimano 105 Di2 R7150 12v · Road bike average gearing, rather high equipment.
  • Oltre Race Shimano 105 Di2 Rd-r7150 12v · aero road bike, carbon frame, 700c wheels, 2×12 drivetrain, high end equipment

Gearing

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

  • Argon 18 Sum Shimano 105 Di2 R7150 12v12 km/h - 54 km/h
Easiest gear (climbing)Hardest gear (descending)
Argon 18 Sum Shimano 105 Di2 R7150 12vBianchi Oltre Race Shimano 105 Di2 Rd-r7150 12v

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 Aero
As printed

Best Lightweight Aero Road Bike

 Aero
As printed

Road > Aero > Oltre

Frame and fork2 differences
Fork–Not given Carbon
As printed

Full Carbon Aero, integrated head, disc brake flat mount, thru axle 12×100

Max tyre clearance 32 mm –Not given
Axles–Not given Thru-axles
As printed

thru axle 12×100

Bottom bracket BB Ultegra SM-BB72 Token Ninja Lite BB4124PS
As printed

Token Ninja Lite BB4124PS, for 24mm spindle, threaded design

Cable routing Fully integrated
As printed

Integrated Cables: Yes

 Internal °Value not published by the brand
As printed

compatible with internal cable routing

Drivetrain3 differences
Groupset brandSame for all Shimano
As printed

Shimano 105 Di2 R7150

 Shimano
As printed

Shimano 105 Di2

ShiftingSame for all Electronic, wired
As printed

Shifters: Shimano 105 Di2 R7150

 Electronic, wired
As printed

Shimano 105 Di2 hydraulic disc brake for road, ST-R7170, BR-R7170

ChainringsSame for all 2 °Value not published by the brand 2 °Value not published by the brand
Gears at the backSame for all 12 °Value not published by the brand 12
Chainring teeth Shimano 105 FC-R7100 52/36 Shimano 105 FC-R7100, 50x34T
As printed

Shimano, 105 12sp, FC-R7100, for rear 12- speed, 50x34T

Cassette Shimano 105 CS-R7100 11-34 Shimano 105 CS-R7100, 11-34T
As printed

Shimano, 105 12sp, CS-R7100, 11-12-13-14-15-17-19-21-24-27-30-34T

Rear derailleur Shimano 105 Di2 R7150 °Value not published by the brand Shimano 105 Di2 12sp, RD-R7150 °Value not published by the brand
Shifters–Not given Shimano 105 Di2 hydraulic disc brake for road, ST-R7170, BR-R7170, for 160mm rotor °Value not published by the brand
Brakes1 difference
BrakesSame for all Hydraulic disc °Value not published by the brand
As printed

Shimano 105 Disque hydraulique

 Hydraulic disc
As printed

Shimano BR-R7170 Hydraulic disc brake

Front rotorSame for all 160 mm 160 mm
Rear rotor 140 mm 160 mm Best of the comparison+20 mm
Wheels and tyres2 differences
Wheel sizeSame for all 700c / 29" °Value not published by the brand 700c / 29"
As printed

Vittoria Rubino 28-622

Rims Carbon °Value not published by the brand Aluminium
As printed

Velomann V30R, alloy

Rim depth–Not given 30 mm
Rim inner width–Not given 23 mm
Tyres Vittoria Corsa N.EXT TLR 28mm Vittoria Rubino G2.0, 28-622
As printed

Vittoria Rubino 28-622 full black G2.0

Tyre width fittedSame for all 28 mm 28 mm
Cockpit and seatpost3 differences
Handlebar Ciclovation LEATHER TOUCH Tornado Gloss °Value not published by the brand Velomann Aero Compact, alloy 6061 diam. 31.8mm, reach 74mm, drop 116mm, Size: 400mm-47/53cm, 420mm-55/59cm, 440m-61cm °Value not published by the brand
Stem FSA SMR-II °Value not published by the brand Velomann, Alloy 6061, rise - 7°, Ext: 80mm-44cm, 90mm-47/50cm, 100mm-53cm, 110mm-55/57cm, 120mm-59/61cm °Value not published by the brand
Seatpost model SUM specific °Value not published by the brand Velomann Full Carbon Aeroshape, special Clamp type with alloy head adjustable and reversible +/- 35mm; Lenght: 250mm-44, 300mm-47/50cm °Value not published by the brand

° Value not published by the brand

Where to buy them

Compare the whole Argon 18 Sum rangeCompare the whole Bianchi Oltre range

Frequently asked questions

What groupset do Argon 18 Sum Shimano 105 Di2 R7150 12v and Bianchi Oltre Race Shimano 105 Di2 Rd-r7150 12v come with?

Argon 18 Sum Shimano 105 Di2 R7150 12v: Shimano 105 Di2. Bianchi Oltre Race Shimano 105 Di2 Rd-r7150 12v: Shimano 105 Di2.

Other comparisons

Compare other models