2018 Specialized Stumpjumper ST Men's Alloy 29 vs 2020 Merida ONE-TWENTY 9.
The Merida ONE-TWENTY 9. size closest to your M is the M. Compare the M instead
What changes on the Merida ONE-TWENTY 9.
Compared with the Specialized Stumpjumper ST Men's Alloy 29 in M, the Merida ONE-TWENTY 9. in S places the top of the head tube 5 mm lower and 20 mm further back, relative to the bottom bracket. Its wheelbase is 22 mm shorter, which can contribute to quicker direction changes.
- Frame stack
- −5 mm
- Lower front end
- Frame reach
- −20 mm
- Shorter frame reach
- Wheelbase
- −22 mm
- Shorter: quicker to change direction
- Head angle
- −0.2°
- About the same head angle
- Chainstays
- −2 mm
- About the same
The two frames
Specialized Stumpjumper ST Men's Alloy 29, MMerida ONE-TWENTY 9., SDrawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Specialized Stumpjumper ST Men's Alloy 29 M | Merida ONE-TWENTY 9. S | Difference |
|---|---|---|---|
| Reach | 435mm | 415 | −20 mm |
| Stack | 612mm | 607 | −5 mm |
| Head tube angle | 67.5° | 67.3 | −0.2° |
| Seat tube angle | 75.5° | 75.5 | ±0.0° |
| Effective top tube | 593mm | 572 | −21 mm |
| Chainstay length | 437mm | 435 | −2 mm |
| Wheelbase | 1163mm | 1141 | −22 mm |
| BB drop | 39mm | 40 | +1 mm |
| BB height | 333mm | not listed | |
| Standover | 756mm | 703 | −53 mm |
| Seat tube length | 410mm | 400 | −10 mm |
| Fork length | 540mm | 541 | +1 mm |
| Head tube length | 100mm | 95 | −5 mm |
Differences are the Merida ONE-TWENTY 9. minus the Specialized Stumpjumper ST Men's Alloy 29. Full charts: 2018 Specialized Stumpjumper ST Men's Alloy 29, 2020 Merida ONE-TWENTY 9..
Where each sits in its class
Specialized Stumpjumper ST Men's Alloy 29Merida ONE-TWENTY 9.
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 Alloy 29Men's Alloy 29 | Merida ONE-TWENTY 9.9. 3000 |
|---|---|---|
| Fork | RockShox Recon RL | RockShox Revelation RC |
| Rear shock | X-Fusion Pro RL | RockShox Deluxe Select+ |
| Shifter | Shimano SLX | SRAM SX Eagle |
| Derailleur | Shimano SLX | SRAM SX Eagle |
| Chain | KMC X-11 | SRAM SX Eagle |
| Crankset | SRAM NX | not listed |
| Bottom bracket | SRAM Power | SRAM BB DUB PF MTB 92 |
| Tire | Specialized Butcher, Specialized Purgatory | Maxxis Minion DHR II, Maxxis Forekaster |
| Brake | Tektro Gemini Comp | Shimano MT500 |
| Grips | Specialized Sip Grip | Merida EXPERT EC |
| Saddle | Specialized Henge Sport | Merida EXPERT CC |
| Frame | not listed | Merida ONE-TWENTY CFA |
| Cassette | not listed | SRAM SX Eagle |
| Hub | not listed | Shimano MT400-B |
| 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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