2026 Santa Cruz Blur Trail vs 2025 Giant Fathom 29
The L is the Giant Fathom 29 size closest to your XL Santa Cruz Blur Trail. We match frame stack and reach. This is a geometry comparison, not a fit recommendation; stem, spacers, handlebars and saddle setup also affect your riding position.
What changes on the Giant Fathom 29
Compared with the Santa Cruz Blur Trail in XL, the Giant Fathom 29 in L places the top of the head tube 10 mm higher and 13 mm further back, relative to the bottom bracket. Its wheelbase is 10 mm shorter, which can contribute to quicker direction changes.
- Frame stack
- +10 mm
- Higher front end
- Frame reach
- −13 mm
- Shorter frame reach
- Wheelbase
- −10 mm
- Shorter: quicker to change direction
- Head angle
- −1.1°
- Slacker: calmer steering
- Chainstays
- n/a
- One of the bikes has no number for this
The two frames
Only the Santa Cruz Blur Trail is drawn. The Giant Fathom 29 numbers we have for size L are missing the chainstay length.
Geometry side by side
| Measurement | Santa Cruz Blur Trail XL | Giant Fathom 29 L | Difference |
|---|---|---|---|
| Reach | 483 | 470 | −13 mm |
| Stack | 621 | 631 | +10 mm |
| Head tube angle | 67.1 | 66 | −1.1° |
| Seat tube angle | 74.8 | 75 | +0.2° |
| Effective top tube | 652 | 639 | −13 mm |
| Chainstay length | 438 | not listed | |
| Wheelbase | 1216 | 1206 | −10 mm |
| BB drop | 33 | not listed | |
| BB height | 339 | 314 | −25 mm |
| Standover | 750 | 764 | +14 mm |
| Seat tube length | 520 | 465 | −55 mm |
| Head tube length | 125 | not listed |
Differences are the Giant Fathom 29 minus the Santa Cruz Blur Trail. Full charts: 2026 Santa Cruz Blur Trail, 2025 Giant Fathom 29.
Where each sits in its class
Santa Cruz Blur TrailGiant Fathom 29
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 | Santa Cruz Blur Trail70 Trail | Giant Fathom 29Fathom 29 |
|---|---|---|
| Frame | Santa Cruz Carbon C | Giant Fathom 29 |
| Fork | RockShox Sid Base | Giant STL 34 |
| Rear shock | Fox Rhythm | not listed |
| Shifter | SRAM 90 Eagle Transmission | Shimano CUES SL-6000 |
| Derailleur | SRAM 70 Eagle Transmission | Shimano CUES U6000 |
| Cassette | SRAM Eagle 70 Transmission | Shimano CS-LG300 |
| Chain | SRAM 70 Eagle Transmission | KMC X11 |
| Crankset | SRAM 70 Eagle DUB Transmission | Shimano CUES U6000 |
| Chainring | SRAM Eagle 70 Transmission | Shimano CUES U6030 |
| Bottom bracket | SRAM DUB | not listed |
| Wheelset | Race Face AR Offset 27 | Giant AM 29 |
| Tire | Maxxis Rekon | Maxxis Minion DHF, Maxxis Aggressor |
| Hub | SRAM MTH 716, SRAM MTH 746 | not listed |
| Rim | Race Face AR Offset 27 | not listed |
| Brake | SRAM DB 8 | Shimano MT420 |
| Rotor | SRAM CenterLine | Shimano RT-26 |
| Handlebar | Race Face Ride | Giant Contact SL TR35 |
| Stem | Race Face Ride | Giant Contact SL 35 |
| Grips | ESI Chunky | Giant Sole-O |
| Headset | Cane Creek 10 IS Integrated Headset | not listed |
| Dropper post | SDG Tellis Dropper | Giant Contact Switch AT |
| Saddle | SDG Bel Air V3 | Giant Romero |
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