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Trek Domane SLR 9 AXS 1x Gen 5 vs Specialized S-Works Roubaix SL8 - Shimano Dura-Ace Di2

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

The short answer

These two score within 1 point of each other for a typical all-round rider, so there is no single winner — the right one depends entirely on which of the differences below you care about.

Trek

Domane SLR 9 AXS 1x Gen 5

82% for a typical rider

✓ Checked

Specialized

S-Works Roubaix SL8 - Shimano Dura-Ace Di2

81% for a typical rider

✓ Checked

What actually separates them

Price
The Trek Domane SLR 9 AXS 1x Gen 5 is £3,000 cheaper — £9,000 against £12,000.
Weight
The Trek Domane SLR 9 AXS 1x Gen 5 is 0.6kg lighter, which you notice on long climbs more than anywhere else.
Riding position
The Trek Domane SLR 9 AXS 1x Gen 5 sits you more upright (1.58 stack-to-reach against 1.56). The Specialized S-Works Roubaix SL8 - Shimano Dura-Ace Di2 is the more aggressive of the two — quicker if you can hold it, harder work if you cannot.

Side by side

Spec Domane SLR 9 AXS 1x Gen 5 S-Works Roubaix SL8 - Shimano Dura-Ace Di2
Price £9,000 £12,000
Weight 6.6 kg 7.3 kg
Frame carbon carbon
Groupset SRAM RED XPLR AXS 1x13 electronic Shimano Dura-Ace Di2 R9200 2x12 electronic
Stack / reach 1.58 1.56
Tyre clearance 40 mm 40 mm
Lowest gear 26 in 27 in
Mudguard mounts Yes Yes
Comfort 64 73
Speed 72 64
Climbing 91 83
Value 0 0

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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