2022 Giant Fathom vs 2021 Giant Fathom 29
We can't match sizes for these two: one of them has no stack and reach for the sizes shown.
What changes on the Giant Fathom 29
- Frame stack
- n/a
- One of the bikes has no number for this
- Frame reach
- −25 mm
- Shorter frame reach
- Wheelbase
- n/a
- One of the bikes has no number for this
- Head angle
- n/a
- One of the bikes has no number for this
- Chainstays
- ±0 mm
- About the same
The two frames
We can't draw these frames yet. The Giant Fathom numbers we have for size L are missing the stack, head angle, seat angle and wheelbase. The numbers below still compare.
Geometry side by side
| Measurement | Giant Fathom L | Giant Fathom 29 M | Difference |
|---|---|---|---|
| Reach | 470 | 445 | −25 mm |
| Chainstay length | 435 | 435 | ±0 mm |
| Stack | not listed | 622 | |
| Head tube angle | not listed | 66.0° | |
| Seat tube angle | not listed | 75.0° | |
| Wheelbase | not listed | 1174 | |
| BB drop | not listed | 60 | |
| Standover | not listed | 745 | |
| Seat tube length | not listed | 430 | |
| Head tube length | not listed | 95 |
Differences are the Giant Fathom 29 minus the Giant Fathom. Full charts: 2022 Giant Fathom, 2021 Giant Fathom 29.
Where each sits in its class
Giant FathomGiant Fathom 29
AggressivePositionUpright
CalmSteeringQuick
PlayfulBalancePlanted
Each bike is ranked against the other trail bikes on Quiver, on frame geometry alone. Not your hand position or ride feel.
What each ships with
The stock build of each bike's first listed trim. Parts that match are dimmed.
| Part | Giant Fathom1 | Giant Fathom 291 |
|---|---|---|
| Frame | Giant ALUXX SL-Grade Aluminum | Giant ALUXX SL |
| Fork | Giant Crest 34 | Giant Crest 34 RCL |
| Shifter | SRAM SX Eagle | SRAM SX Eagle |
| Derailleur | SRAM NX Eagle SX | SRAM SX Eagle |
| Cassette | SRAM SX Eagle | SRAM SX Eagle |
| Chain | SRAM SX Eagle | not listed |
| Crankset | SRAM SX Eagle Powerspline | TruVativ Descendent |
| Chainring | SRAM 30t | not listed |
| Wheelset | Giant AM 27.5 | Giant AM 29 |
| Tire | Maxxis Ardent Race | Maxxis Minion DHF, Maxxis Aggressor |
| Brake | Shimano MT420/MT410 | Shimano MT401 |
| Rotor | Shimano RT-26 | not listed |
| Handlebar | Giant Contact TR35 | not listed |
| Stem | Giant Contact SL 35 | not listed |
| Dropper post | Giant Contact Switch | not listed |
| Saddle | Giant Romero | not listed |
| Seatpost | not listed | Giant Contact Switch |
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