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Fairlight Strael 4.0 105 Di2 vs Giant Defy Advanced Pro 2

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 Pro 2 comes out ahead (77% against 70%). That is not a universal verdict — change the terrain or the priority and the order can flip.

Fairlight

Strael 4.0 105 Di2

70% for a typical rider

£2,995 at Brand website
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Giant

Defy Advanced Pro 2

77% for a typical rider

£3,199 at Brand website
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What actually separates them

Price
The Fairlight Strael 4.0 105 Di2 is £204 cheaper — £2,995 against £3,199.
Weight
The Giant Defy Advanced Pro 2 is 1.2kg lighter, which you notice on long climbs more than anywhere else.
Riding position
The Fairlight Strael 4.0 105 Di2 sits you more upright (1.54 stack-to-reach against 1.50). The Giant Defy Advanced Pro 2 is the more aggressive of the two — quicker if you can hold it, harder work if you cannot.
Tyre clearance
The Giant Defy Advanced Pro 2 takes 40mm tyres against 35mm — the single most common thing buyers wish they had more of.
Shifting
Only the Fairlight Strael 4.0 105 Di2 has electronic shifting. Crisper and lower maintenance, but it needs charging and costs more to replace.

Side by side

Spec Strael 4.0 105 Di2 Defy Advanced Pro 2
Price £2,995 £3,199
Weight 9.6 kg 8.4 kg
Frame steel carbon
Groupset Shimano 105 R7100 Di2 Shimano 105 12-speed mechanical
Stack / reach 1.54 1.50
Tyre clearance 35 mm 40 mm
Lowest gear 26 in 26 in
Mudguard mounts Yes Yes
Comfort 73 64
Speed 37 56
Climbing 55 71
Value 8 15

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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