2025 Marin Rift Zone XR vs 2025 Norco Optic C1
The Norco Optic C1 size closest to your M is the 1. Compare the 1 instead
What changes on the Norco Optic C1
Compared with the Marin Rift Zone XR in M, the Norco Optic C1 in 4 places the top of the head tube 34 mm higher and 68 mm further forward, relative to the bottom bracket. Its wheelbase is 94 mm longer, which can contribute to stability at speed.
- Frame stack
- +34 mm
- Higher front end
- Frame reach
- +68 mm
- Longer frame reach
- Wheelbase
- +94 mm
- Longer: steadier at speed
- Head angle
- −0.1°
- About the same head angle
- Chainstays
- +3 mm
- Longer: more planted
The two frames
Marin Rift Zone XR, MNorco Optic C1, 4Drawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Marin Rift Zone XR M | Norco Optic C1 4 | Difference |
|---|---|---|---|
| Reach | 430 | 497.5 | +68 mm |
| Stack | 600.7 | 635 | +34 mm |
| Head tube angle | 65.1 | 65.0 | −0.1° |
| Seat tube angle | 76.5 | 77.25 | +0.8° |
| Chainstay length | 430 | 433 | +3 mm |
| Wheelbase | 1164.8 | 1259 | +94 mm |
| BB drop | 35 | 32 | −3 mm |
| Standover | 691.2 | 707 | +16 mm |
| Effective top tube | not listed | 641 | |
| BB height | not listed | 346 | |
| Seat tube length | not listed | 430 | |
| Head tube length | not listed | 130 |
Differences are the Norco Optic C1 minus the Marin Rift Zone XR. Full charts: 2025 Marin Rift Zone XR, 2025 Norco Optic C1.
Where each sits in its class
Marin Rift Zone XRNorco Optic C1
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 | Marin Rift Zone XRXR | Norco Optic C1C1 |
|---|---|---|
| Frame | Marin Rift Zone | Norco Optic |
| Fork | RockShox Lyrik Select | Fox 34 Factory |
| Rear shock | RockShox Super Deluxe Select+ | Fox Float X Factory |
| Shifter | SRAM GX Eagle AXS Rocker | SRAM Pod Controller Ultimate |
| Derailleur | SRAM GX Eagle | SRAM X0 Eagle AXS |
| Cassette | SRAM GX Eagle | SRAM 1295 Eagle |
| Chain | SRAM NX Eagle | SRAM X0 Eagle |
| Crankset | SRAM GX Eagle AXS | SRAM X0 Eagle |
| Bottom bracket | SRAM DUB MTB 73mm | SRAM DUB |
| Wheelset | Marin aluminum double-wall, 29mm inner, 32H | We Are One Faction |
| Tire | Maxxis Assegai | Maxxis Minion DHF, Maxxis Disector |
| Brake | SRAM DB8 Stealth | SRAM Code RSC |
| Rotor | SRAM DB8 | SRAM Centerline, SRAM CenterLine |
| Handlebar | Marin Trail Bar | OneUp Components Carbon 35 |
| Dropper post | TranzX YSP23JL | OneUp Components V3 |
| Chainring | not listed | SRAM 30t |
| Hub | not listed | Industry Nine 1/1 |
| Rim | not listed | We Are One Faction |
| Stem | not listed | OneUp Components OneUp |
| Grips | not listed | Ergon GE1 |
| Headset | not listed | FSA No. 57 ZS |
| Saddle | not listed | Ergon SM-1 |
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