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Vitus Zenium CRS 105 vs Genesis Croix de Fer 20

Both are close enough that people cross-shop them at a similar price. Here is what actually separates them.

The short answer

For a typical all-round rider the Vitus Zenium CRS 105 comes out ahead (79% against 69%). That is not a universal verdict — change the terrain or the priority and the order can flip.

Vitus

Zenium CRS 105

79% for a typical rider

£1,299 at Tredz

£101 under RRP. Free UK delivery over £20

Unverified

Genesis

Croix de Fer 20

69% for a typical rider

Unverified

What actually separates them

Price
The Vitus Zenium CRS 105 is £200 cheaper — £1,400 against £1,600.
Weight
The Vitus Zenium CRS 105 is 2.1kg lighter, which you notice on long climbs more than anywhere else.
Riding position
The Genesis Croix de Fer 20 sits you more upright (1.58 stack-to-reach against 1.53). The Vitus Zenium CRS 105 is the more aggressive of the two — quicker if you can hold it, harder work if you cannot.
Tyre clearance
The Genesis Croix de Fer 20 takes 45mm tyres against 32mm — the single most common thing buyers wish they had more of.
Climbing gear
The Genesis Croix de Fer 20 has the easier bottom gear (23 gear inches against 27), which matters more than weight on anything genuinely steep.

Side by side

Spec Zenium CRS 105 Croix de Fer 20
Price £1,400 £1,600
Weight 9.3 kg 11.4 kg
Frame carbon steel
Groupset Shimano 105 R7000 mechanical Shimano GRX 400 mechanical
Stack / reach 1.53 1.58
Tyre clearance 32 mm 45 mm
Lowest gear 27 in 23 in
Mudguard mounts Yes Yes
Comfort 55 89
Speed 48 9
Climbing 56 44
Value 91 14

Neither might be the right answer

This page assumes an average rider. Tell us how you actually ride and we will rank these two against everything else at the price.

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