2019 Specialized Stumpjumper ST Men's 29 vs 2021 Merida ONE-TWENTY
The S is the Merida ONE-TWENTY size closest to your S Specialized Stumpjumper ST Men's 29. 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-TWENTY
Compared with the Specialized Stumpjumper ST Men's 29 in S, the Merida ONE-TWENTY in S places the top of the head tube 5 mm lower and about as far forward, relative to the bottom bracket.
- Frame stack
- −5 mm
- Lower front end
- Frame reach
- ±0 mm
- About the same reach
- Wheelbase
- −2 mm
- About the same
- Head angle
- −0.2°
- About the same head angle
- Chainstays
- −2 mm
- About the same
The two frames
Specialized Stumpjumper ST Men's 29, SMerida ONE-TWENTY, SDrawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Specialized Stumpjumper ST Men's 29 S | Merida ONE-TWENTY S | Difference |
|---|---|---|---|
| Reach | 415mm | 415 | ±0 mm |
| Stack | 612mm | 607 | −5 mm |
| Head tube angle | 67.5° | 67.3 | −0.2° |
| Seat tube angle | 75.8° | 75.5 | −0.3° |
| Effective top tube | 570mm | 572 | +2 mm |
| Chainstay length | 437mm | 435 | −2 mm |
| Wheelbase | 1143mm | 1141 | −2 mm |
| BB drop | 39mm | 40 | +1 mm |
| BB height | 333mm | not listed | |
| Standover | 750mm | 703 | −47 mm |
| Seat tube length | 380mm | 400 | +20 mm |
| Fork length | 540mm | 541 | +1 mm |
| Head tube length | 100mm | 95 | −5 mm |
Differences are the Merida ONE-TWENTY minus the Specialized Stumpjumper ST Men's 29. Full charts: 2019 Specialized Stumpjumper ST Men's 29, 2021 Merida ONE-TWENTY.
Where each sits in its class
Specialized Stumpjumper ST Men's 29Merida ONE-TWENTY
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 29Men's 29 | Merida ONE-TWENTY3000 |
|---|---|---|
| Fork | RockShox Recon RL | Marzocchi Z2 |
| Rear shock | X-Fusion Pro RL | RockShox Deluxe Select+ |
| Shifter | Shimano SLX | not listed |
| Derailleur | Shimano SLX | Shimano XT M8100 Shadow+ |
| Chain | KMC X-11 | KMC X12 |
| Crankset | SRAM NX | not listed |
| Bottom bracket | SRAM PowerSpline | Shimano MT500-PA pressfit |
| Tire | Specialized Butcher, Specialized Purgatory | Maxxis Dissector, Maxxis Minion DHR II |
| Brake | Tektro Gemini Comp | Shimano Deore M6100 |
| Grips | Specialized Sip Grip | Merida EXPERT EC |
| Saddle | Specialized Henge Sport | Merida EXPERT CC |
| Frame | not listed | Merida ONE-TWENTY CFA |
| Cassette | not listed | Shimano Deore M6100 |
| Rim | not listed | Merida EXPERT TR |
| Rotor | not listed | Shimano SM-RT54 |
| Handlebar | not listed | Merida EXPERT TR |
| Stem | not listed | Merida EXPERT TR |
| Seatpost | not listed | Merida COMP TR |
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