2025 Trek Rail+ 9.9 T-Type Gen 5 vs 2027 Giant Trance Advanced E+
The Giant Trance Advanced E+ size closest to your M is the M. Compare the M instead
What changes on the Giant Trance Advanced E+
Compared with the Trek Rail+ 9.9 T-Type Gen 5 in M, the Giant Trance Advanced E+ in L places the top of the head tube 21 mm higher and 22 mm further forward, relative to the bottom bracket. Its wheelbase is 38 mm longer, which can contribute to stability at speed.
- Frame stack
- +21 mm
- Higher front end
- Frame reach
- +22 mm
- Longer frame reach
- Wheelbase
- +38 mm
- Longer: steadier at speed
- Head angle
- −0.9°
- Slacker: calmer steering
- Chainstays
- −3 mm
- Shorter: livelier
The two frames
Trek Rail+ 9.9 T-Type Gen 5, MGiant Trance Advanced E+, LDrawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Trek Rail+ 9.9 T-Type Gen 5 M | Giant Trance Advanced E+ L | Difference |
|---|---|---|---|
| Reach | 455 | 477 | +22 mm |
| Stack | 631 | 652 | +21 mm |
| Head tube angle | 65.0 | 64.1° | −0.9° |
| Seat tube angle | 75.3 | 76.6° | +1.3° |
| Effective top tube | 591 | not listed | |
| Chainstay length | 446 | 443 | −3 mm |
| Wheelbase | 1229 | 1267 | +38 mm |
| BB drop | 18 | 17 | −1 mm |
| Seat tube length | 410 | 450 | +40 mm |
| Head tube length | 100 | 130 | +30 mm |
Differences are the Giant Trance Advanced E+ minus the Trek Rail+ 9.9 T-Type Gen 5. Full charts: 2025 Trek Rail+ 9.9 T-Type Gen 5, 2027 Giant Trance Advanced E+.
Where each sits in its class
Trek Rail+ 9.9 T-Type Gen 5Giant Trance Advanced E+
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 | Trek Rail+ 9.9 T-Type Gen 59.9 X0 AXS T-Type Gen 5 | Giant Trance Advanced E+Advanced E+ 0 |
|---|---|---|
| Frame | Trek OCLV Mountain Carbon | Giant Advanced SL-grade |
| Fork | RockShox ZEB Ultimate | Fox Factory |
| Rear shock | RockShox Super Deluxe Ultimate | Fox FLOAT |
| Shifter | SRAM AXS POD Rocker | SRAM Pod Rocker Controller |
| Derailleur | SRAM X0 Eagle Transmission | SRAM X0 AXS |
| Cassette | SRAM X0 Eagle Transmission | SRAM Eagle Transmission |
| Chain | SRAM Eagle Transmission | KMC eFlatHT |
| Crankset | SRAM X0 Eagle | Praxis Type 2 |
| Pedals | VP 536 | not listed |
| Motor | Bosch Performance Line CX | Giant SyncDrive Pro4 |
| Battery | Bosch Powertube | Giant EnergyPak |
| Wheelset | Bontrager Line | Giant TRX HD |
| Tire | Bontrager Brevard RSL SE | Maxxis Assagai |
| Brake | SRAM Code Silver | TRP EVO Pro |
| Rotor | SRAM Code Silver | not listed |
| Handlebar | Bontrager Line | Giant Contact SLR |
| Stem | Bontrager Line | Giant Contact SLR |
| Grips | Bontrager XR Trail Elite | Giant Tactal |
| Headset | Trek Angle-adjust | not listed |
| Dropper post | RockShox Reverb | not listed |
| Seatpost | RockShox Reverb AXS | Giant Contact Switch E+ |
| Saddle | Bontrager Short | Giant Romero SL HD |
| Fender | not listed | Giant Co-molded |
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