Sunn Kern Finest vs Sunn Kern S1

Sunn

Kern Finest

Sunn

Kern S1

High endAll-mountainFull suspensionAluminium2026

Mid-rangeAll-mountainFull suspensionAluminium2026

Two builds of the Sunn Kern line: 14 differences, mostly in the components.

SunnSunn Kern Finest

SunnSunn Kern S1

At a glance

Differences only

Sunn Kern S1 is 300 g lighter than Sunn Kern Finest (brand figures).

Key specs6 differences

Model year 2026 2026

Weight 15.5 kg 15.2 kg −300 g

Frame Aluminium

As printed

NEW KERN ALLOY 6069 EDGE TUBING BOOST 140MM

Aluminium

As printed

KERN ALLOY 6069 EDGE TUBING BOOST 140MM

Suspension Full suspension, 150 / 140 mm

As printed

Débattement 150/140 ; amortisseur FOX FLOAT X FACTORY KASHIMA 185/50

Full suspension, 150 / 140 mm

As printed

Débattement 150/140 ; amortisseur MARZOCCHI BOMBER AIR 185X50 TRUNNION

Shock Fox Float X Factory Kashima 185/50 Higher range Marzocchi Bomber Air 185x50 Trunnion

Wheelset 29" · DT Swiss M1900 29" · e*thirteen LG1 EN 30mm 32T

Drivetrain 1×12 1×12

Groupset SRAM Eagle 90 T-Type

As printed

SRAM EAGLE 90 T TYPE / SRAM EAGLE 90 12V

SRAM GX Eagle Lunar 12v

Brake model Formula Cura 4 203/180mm Formula Cura 2 203/180mm

Seatpost Dropper · BRUTE Dropper 130MM (S) / 150MM (M) / 170MM (L)

As printed

BRUTE Dropper 130MM (S) / 150MM (M) / 170MM (L)

Dropper · BRUTE Dropper

As printed

BRUTE Dropper

Fork model– Marzocchi Bomber Z2 150mm

Prices

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

Sunn Kern Finest

Sunn Kern S1

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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.

Kern Finest · Mountain bike very demanding, average gearing, rather high equipment.
Kern S1 · Mountain bike very demanding, average equipment.

Terrain

EasyDemanding

Gearing

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

Sunn Kern Finest8 km/h - 39 km/h

Easiest gear (climbing)Hardest gear (descending)

Sunn Kern FinestSunn Kern S1other mountain bikes

Components and specs

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

Ride type

Discipline All-mountain All-mountain

Frame and fork

Fork Aluminium ^{°Value not published by the brand}–

Suspension

Fork travel 150 mm 150 mm

Rear travel 140 mm 140 mm

Drivetrain3 differences

Groupset brand SRAM

As printed

SRAM EAGLE 90 T TYPE

SRAM

As printed

SRAM GX EAGLE 12V LUNAR

Shifting Mechanical ^{°Value not published by the brand}

As printed

SRAM EAGLE 90 T TYPE

Mechanical ^{°Value not published by the brand}

As printed

SRAM GX EAGLE 12V LUNAR

Chainrings 1 ^{°Value not published by the brand} 1 ^{°Value not published by the brand}

Gears at the back 12 12

Chainring teeth SRAM Eagle 90 165mm 32T SRAM GX Eagle Lunar CL55

Cassette SRAM XS 1275 10-52 SRAM SX Eagle 11-50

Rear derailleur SRAM EAGLE 90 T TYPE ^{°Value not published by the brand} SRAM GX EAGLE 12V LUNAR ^{°Value not published by the brand}

Brakes

Brakes Hydraulic disc ^{°Value not published by the brand}

As printed

Formula Cura 4 Disque hydraulique

Hydraulic disc ^{°Value not published by the brand}

As printed

Formula Cura Disque hydraulique

Front rotor 203 mm 203 mm

Rear rotor 180 mm 180 mm

Wheels and tyres2 differences

Wheel size 700c / 29" 700c / 29"

As printed

MAXXIS ASSEGAI 29x2.5 EXO

Rims Aluminium ^{°Value not published by the brand} Aluminium ^{°Value not published by the brand}

Tyres Maxxis Assegai EXO+ TR 29x2.50 / Maxxis Dissector EXO+ TR 29x2.40

As printed

MAXXIS ASSEGAI EXO+/TR 29X2,50 AV / MAXXIS DISSECTOR EXO+/TR 29X2,40 AR

Maxxis Assegai 29x2.5 EXO / Maxxis Aggressor 29x2.3 EXO

Tyre width fitted 51 mm ^{°Value not published by the brand} 64 mm ^{°Value not published by the brand}+13 mm

Cockpit and seatpost3 differences

Handlebar width 780 mm –

Handlebar INTÉGRÉ ALU Ø31,8X45MM ^{°Value not published by the brand} BRUTE ONE CNC 31.8 X 40MM ^{°Value not published by the brand}

Stem INTÉGRÉ ALU Ø31,8X45MM ^{°Value not published by the brand} BRUTE ONE CNC 31.8 X 40MM ^{°Value not published by the brand}

Seatpost model BRUTE Dropper 130MM (S) / 150MM (M) / 170MM (L) ^{°Value not published by the brand} BRUTE Dropper ^{°Value not published by the brand}

° Value not published by the brand

Where to buy them

Sunn Kern Finest
Its full spec sheet Compare the whole Sunn Kern range
Sunn Kern S1
Its full spec sheet Compare the whole Sunn Kern range

Compare the whole Sunn Kern range

Frequently asked questions

Which is lighter, Sunn Kern Finest or Sunn Kern S1?

Sunn Kern S1 weighs 15.2 kg, Sunn Kern Finest 15.5 kg, as their brands give them.

What groupset do Sunn Kern Finest and Sunn Kern S1 come with?

Sunn Kern Finest: SRAM Eagle 90 T-Type. Sunn Kern S1: SRAM GX Eagle Lunar 12v.

Compare other models

Sunn Kern Finest vs Sunn Kern S1

At a glance

Prices

Character

Gearing

Components and specs

Where to buy them

Frequently asked questions

Other comparisons