The Megatower, by a small margin. Its 77.4° effective seat tube angle at size m is half a degree steeper than the SB165's 76.9°, which keeps the rider more centered on long winches. Both are around 35 lbs in mid-tier carbon trim, so weight isn't the deciding factor.

Reviewers consistently call the Megatower 'spritely' for a 165 mm bike. The SB165 is impressively efficient for a coil-sprung mullet — Switch Infinity provides ~110% anti-squat at sag — but its slacker seat angle and lower 345 mm bottom bracket lead to more front-wheel wander on steep pitches and more pedal strikes in the rocks.

Yeti makes the choice for you: every SB165 build ships with a Fox Factory DHX2 coil shock, even the entry-level $6,400 C2. That's a meaningful value play — the coil is what gives the SB165 its buttery off-the-top feel.

The Megatower runs an air shock (Fox Float X / X2) across the lineup. Air is lighter, easier to dial in for variable terrain, and ramps more naturally for jumps. If you mostly bomb park laps and want maximum suppleness, the Yeti's setup is hard to beat. If you want one bike for race tracks and trail rides, the Megatower's air spring is the more versatile choice.

Both work, but they feel different. The SB165's mullet setup (29 front, 27.5 rear) makes it easier to get the rear wheel out of the way on near-vertical rolls and steep ledge moves. NSMB describes it as 'steered with the hips' — flickable, drifty, willing to slash.

The Megatower's dual 29ers give a longer rear contact patch, more braking traction in steep loose stuff, and better roll-over on big square edges. It's the more composed plower; the SB165 is the more playful manualer.

Both ship with Maxxis Assegai / Minion DHR II 29x2.5/2.4 (Megatower) or Schwalbe Magic Mary / Albert 2.5 (SB165) at the editor's-pick build level — appropriate sizes for an enduro bike.

The consistent reviewer complaint on both bikes is the EXO+ casing on stock builds. Multiple reviewers reported flats almost immediately and recommend an immediate upgrade to DoubleDown or DH casings. Yeti has reportedly moved to a DD rear in newer running spec — confirm with your dealer.

Santa Cruz has one of the strongest ownership stories in the segment: lifetime warranty on the frame, lifetime warranty on the pivot bearings, lifetime warranty on Reserve carbon rims (RSV builds), and grease ports on the lower VPP link for easy bearing flushes.

Yeti's Switch Infinity mechanism — two Kashima-coated rails the link slides on — is the headline durability question. The current iteration has improved seals and floating collet axles, but it requires a 40-hour lubrication interval. Reviewers describe it as trouble-free with that maintenance, but it is more service-intensive than a conventional pivot.

We pick tier-matched builds so the spec table compares the platforms, not the parts. On the Megatower that's the GX AXS at $7,249 (Carbon C frame, Fox Performance Elite suspension); on the SB165 it's the C3 GX AXS Transmission at $6,900 (C-series frame, Fox Performance fork / Factory DHX2 coil).

Both get SRAM's GX Eagle Transmission — the practical sweet spot of the AXS lineup — and both use each brand's mid-tier carbon (the more expensive CC / Turq layups save a few hundred grams but ride essentially the same).

Yeti officially approves a dual-crown fork on the SB165 as long as the axle-to-crown measurement is at or below 607 mm. That's unusual at this travel and reflects the freeride / park brief.

Santa Cruz does not publish a dual-crown approval for the Megatower V2; it's designed around a single-crown 170 mm fork and is treated as an enduro race chassis.

Both Santa Cruz and Yeti have strong used-market reputations and neither depreciates as fast as the broader carbon-MTB market. Santa Cruz's lifetime frame warranty and Reserve rim warranty both transfer to original-owner-only — that nudges resale value up because the second buyer knows the next service event isn't catastrophic.

Yeti benefits from smaller production runs and a more cult-like brand. In practice, condition and build kit matter more than the brand on these bikes — both will hold north of 60% of MSRP after one season if the frame is clean.