2018 Specialized Stumpjumper ST Men's Expert 27.5 vs 2020 Merida ONE-FORTY
The L is the Merida ONE-FORTY size closest to your L Specialized Stumpjumper ST Men's Expert 27.5. 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 Merida ONE-FORTY
Compared with the Specialized Stumpjumper ST Men's Expert 27.5 in L, the Merida ONE-FORTY in L places the top of the head tube 3 mm lower and 10 mm further back, relative to the bottom bracket. Its wheelbase is 9 mm shorter, which can contribute to quicker direction changes.
- Frame stack
- −3 mm
- Lower front end
- Frame reach
- −10 mm
- Shorter frame reach
- Wheelbase
- −9 mm
- Shorter: quicker to change direction
- Head angle
- −0.2°
- About the same head angle
- Chainstays
- +3 mm
- Longer: more planted
The two frames
Specialized Stumpjumper ST Men's Expert 27.5, LMerida ONE-FORTY, LDrawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Specialized Stumpjumper ST Men's Expert 27.5 L | Merida ONE-FORTY L | Difference |
|---|---|---|---|
| Reach | 465mm | 455 | −10 mm |
| Stack | 618mm | 614.9 | −3 mm |
| Head tube angle | 66.5° | 66.3 | −0.2° |
| Seat tube angle | 75.6° | 75 | −0.6° |
| Effective top tube | 624mm | 619.7 | −4 mm |
| Chainstay length | 432mm | 435 | +3 mm |
| Wheelbase | 1203mm | 1194 | −9 mm |
| BB drop | 28mm | 21 | −7 mm |
| BB height | 325mm | not listed | |
| Standover | 750mm | 750 | ±0 mm |
| Seat tube length | 455mm | 475 | +20 mm |
| Fork length | 522mm | 542 | +20 mm |
| Head tube length | 140mm | 125 | −15 mm |
Differences are the Merida ONE-FORTY minus the Specialized Stumpjumper ST Men's Expert 27.5. Full charts: 2018 Specialized Stumpjumper ST Men's Expert 27.5, 2020 Merida ONE-FORTY.
Where each sits in its class
Specialized Stumpjumper ST Men's Expert 27.5Merida ONE-FORTY
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 | Specialized Stumpjumper ST Men's Expert 27.5Men's Expert 27.5 | Merida ONE-FORTY400 |
|---|---|---|
| Fork | RockShox Pike RC | SR Suntour Aion35 EVO LOR |
| Rear shock | RockShox Deluxe RT3 | SR Suntour Unair TR LOR8 |
| Shifter | SRAM GX Eagle | SRAM SX Eagle |
| Derailleur | SRAM GX Eagle | SRAM SX Eagle |
| Cassette | SRAM GX Eagle | SRAM SX Eagle |
| Chain | SRAM GX Eagle | SRAM SX Eagle |
| Crankset | TruVativ Descendant | not listed |
| Tire | Specialized Butcher, Specialized Purgatory | Maxxis Forekaster |
| Rim | Roval Traverse | Merida COMP CC |
| Brake | SRAM Guide R | Shimano MT200 |
| Grips | Specialized Sip Grip | Merida COMP EC |
| Seatpost | Specialized Command Post IRcc | Merida COMP TR |
| Saddle | Specialized Phenom Comp | Merida COMP CC |
| Frame | not listed | Merida ONE-FORTY LITE |
| Bottom bracket | not listed | SRAM BB DUB PF MTB 92 |
| Hub | not listed | Shimano MT400-B |
| Rotor | not listed | Shimano SM-RT10 |
| Handlebar | not listed | Merida EXPERT CC |
| Stem | not listed | Merida EXPERT CC |
| Headset | not listed | Merida M2339 Neck |
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