2026 Commencal META POWER SX ESSENTIAL vs 2026 Rocky Mountain Altitude Powerplay Alloy
The XL is the Rocky Mountain Altitude Powerplay Alloy size closest to your XL Commencal META POWER SX ESSENTIAL. 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 Rocky Mountain Altitude Powerplay Alloy
Compared with the Commencal META POWER SX ESSENTIAL in XL, the Rocky Mountain Altitude Powerplay Alloy in XL places the top of the head tube 7 mm higher and about as far forward, relative to the bottom bracket. Its wheelbase is 15 mm shorter, which can contribute to quicker direction changes.
- Frame stack
- +7 mm
- Higher front end
- Frame reach
- −2 mm
- About the same reach
- Wheelbase
- −15 mm
- Shorter: quicker to change direction
- Head angle
- −0.5°
- Slacker: calmer steering
- Chainstays
- n/a
- One of the bikes has no number for this
The two frames
Only the Commencal META POWER SX ESSENTIAL is drawn. The Rocky Mountain Altitude Powerplay Alloy numbers we have for size XL are missing the chainstay length.
Geometry side by side
| Measurement | Commencal META POWER SX ESSENTIAL XL | Rocky Mountain Altitude Powerplay Alloy XL | Difference |
|---|---|---|---|
| Reach | 510 mm | 508 | −2 mm |
| Stack | 645.1 mm | 652 | +7 mm |
| Head tube angle | 64° | 63.5 | −0.5° |
| Seat tube angle | 74.2° | 75.5 | +1.3° |
| Effective top tube | 653.3 mm | 673 | +20 mm |
| Chainstay length | 450 mm | not listed | |
| Wheelbase | 1316.3 mm | 1301 | −15 mm |
| Seat tube length | 460 mm | 480 | +20 mm |
| Fork length | 588 mm | not listed | |
| Head tube length | 130 mm | 125 | −5 mm |
| BB drop | not listed | 7 | |
| Standover | not listed | 831 |
Differences are the Rocky Mountain Altitude Powerplay Alloy minus the Commencal META POWER SX ESSENTIAL. Full charts: 2026 Commencal META POWER SX ESSENTIAL, 2026 Rocky Mountain Altitude Powerplay Alloy.
Where each sits in its class
Commencal META POWER SX ESSENTIALRocky Mountain Altitude Powerplay Alloy
Each bike is ranked against the other enduro 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 | Commencal META POWER SX ESSENTIAL400 ESSENTIAL EAGLE 90 | Rocky Mountain Altitude Powerplay AlloyAlloy 30 |
|---|---|---|
| Frame | Commencal META POWER SX 400 | Rocky Mountain Altitude Powerplay |
| Fork | Fox 38 Performance E-Bike | RockShox Domain RC Gold |
| Rear shock | Fox Float X Performance | Marzocchi Bomber Air |
| Shifter | SRAM Eagle 90 Transmission | Shimano Deore |
| Derailleur | SRAM Eagle 90 Transmission | Shimano Deore XT Di2 |
| Cassette | SRAM 1270 Transmission | Shimano Deore XT |
| Chain | SRAM GX Eagle Transmission | Shimano Deore M6100 |
| Crankset | e*thirteen Helix Core E*Spec | Race Face Ride Cinch |
| Motor | Bosch Performance Line SX | Rocky Mountain Dyname S4 |
| Battery | Bosch PowerTube 400 | not listed |
| Tire | Maxxis Minion DHRII 27.5, Maxxis Assegai 29 | Maxxis Minion Assegai, Maxxis Minion DHR II |
| Hub | DT Swiss 370 | Shimano TC500 |
| Rim | DT Swiss HF1900 | Rocky Mountain TR30 |
| Brake | TRP DH-R EVO Pro | Tektro HD-M535 |
| Handlebar | ALPHA R20 760 | Rocky Mountain AM |
| Stem | ALPHA 40 | Rocky Mountain 35 AM |
| Grips | Ride Alpha Mushroom | ODI Elite Pro Lock-On |
| Headset | Acros ZS56/ZS66 | FSA ZS56/66 Reach Adjust |
| Seatpost | KS Rage i | not listed |
| Saddle | fizik Terra Aidon X5 | WTB Volt |
| Accessory | ALPHA | not listed |
| Bottom bracket | not listed | Race Face BSA 73 |
| Rotor | not listed | Shimano SM-RT64 |
| Dropper post | not listed | TranzX +RAD1.0 |
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