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Cube Attain SLX vs Giant Defy Advanced 3

Both are endurance bikes at a similar price. Here is what actually separates them.

The short answer

For a typical all-round rider the Giant Defy Advanced 3 comes out ahead (80% against 69%). That is not a universal verdict — change the terrain or the priority and the order can flip.

Cube

Attain SLX

69% for a typical rider

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Giant

Defy Advanced 3

80% for a typical rider

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What actually separates them

Price
The Cube Attain SLX is £100 cheaper — £1,499 against £1,599.
Weight
The Giant Defy Advanced 3 is 0.3kg lighter, which you notice on long climbs more than anywhere else.
Tyre clearance
The Giant Defy Advanced 3 takes 40mm tyres against 33mm — the single most common thing buyers wish they had more of.
Mudguards
Only the Giant Defy Advanced 3 takes mudguards, which decides whether it can be your winter bike.

Side by side

Spec Attain SLX Defy Advanced 3
Price £1,499 £1,599
Weight 9.9 kg 9.6 kg
Frame alloy carbon
Groupset Shimano 105 R7120 2x12 mechanical Shimano Tiagra 2x10 mechanical
Stack / reach 1.51 1.50
Tyre clearance 33 mm 40 mm
Lowest gear 27 in 27 in
Mudguard mounts No Yes
Comfort 62 64
Speed 37 42
Climbing 48 52
Value 35 69

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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