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2018 Giant Defy Advanced 2

Launched at $1,990

Own a 2018 Giant Defy Advanced 2?

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What a used one is worth

New

$866

$523 to $1,078

Like new

$823

$497 to $1,024

Excellent

$779

$471 to $970

Good

$649

$393 to $808

Fair

$476

$288 to $593

For parts

$260

$157 to $323

From the launch price, aged to 2026 and adjusted for condition. Guidance from our catalog, not an appraisal.

L: Reach mm: 390; Stack mm: 605; Chainstay mm: 420; Wheelbase mm: 1022; Head angle deg: 72.5; Seat angle deg: 73
M: Reach mm: 377; Stack mm: 567; Chainstay mm: 420; Wheelbase mm: 995; Head angle deg: 72.5; Seat angle deg: 73.5
S: Reach mm: 373; Stack mm: 546; Chainstay mm: 420; Wheelbase mm: 990; Head angle deg: 72; Seat angle deg: 74
XL: Reach mm: 398; Stack mm: 624; Chainstay mm: 420; Wheelbase mm: 1037; Head angle deg: 72.5; Seat angle deg: 72.5
XS: Reach mm: 365; Stack mm: 523; Chainstay mm: 420; Wheelbase mm: 983; Head angle deg: 71; Seat angle deg: 74.5
M/L: Reach mm: 381; Stack mm: 586; Chainstay mm: 420; Wheelbase mm: 1007; Head angle deg: 72.5; Seat angle deg: 73

MSRP as listed on the Giant Group US product page for this model year, accessed 2026-09-21.

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