2023 K2 Disruption 78C W

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lengths: 146, 153, 160, 167 cm
radius: 14.4 m at 160 cm
sidecut: 123/78/108 mm
price: $ 649.95


The K2 Disruption 78C W is a fantastic choice for front side rippers who are looking for something lighter, more energetic, and a whole lot of fun. The carbon I-Beam, combined with the aspen wood core and 78 mm waist makes a lot of sense for groomer and front side skiing. Make no mistake, these are far from entry-level skis, the 78C W has a very high-performance ceiling and a lot to offer advanced and expert skiers. By using carbon in the build, skiers who are able to get the ski up on a high edge angle will be rewarded with a ton of pop out of the turn, and if you’re a fan of linking subsequent carves, you’ll love the ski’s easy-going nature in terms of getting from one turn to the next. In the 160 cm length, these skis generate a 14.4-meter turn radius, so they enjoy the more slalom-style of carving, which is great for a variety of speeds and levels of aggressiveness. If you want something to improve on, but not over ski, the K2 Disruption 78C W should be on the list.

ROCKER PROFILE
Camber
CORE MATERIALS
Aspen Veneer Core
Carbon I-Beam
Dark Matter Damping
PREFERRED TERRAIN
Groomers, All Mountain

Susan Dorn skied the 160 and called it “perfect.” She scored the ski top marks of 4 out of 5 for quickness, maneuverability, playfulness, torsional stiffness, and edge hold. 3’s went for overall impression, versatility, stability, and flotation, with a lowly 2 for forgiveness. Susan notes that this ski is ideal “For the advanced woman skier. You really need to be on the front on this ski to initiate a carve. Did really well in quick short turns in the crud.” The quick-turning nature of the ski shouldn’t be overlooked, both from a weight and a turn shape perspective. Diane Ashworth found her 160 to be a bit short, but she had some pretty high scores to counter-balance that notion. 5’s out of 5 were given for overall impression, forgiveness, playfulness, quickness, and maneuverability. It’s interesting to note that Diane had a 5 for forgiveness while Susan (as well as our next tester, Brooke) gave 2’s. This category can be tricky for some skiers to evaluate, especially when the ski has some stiffness, but is still easy to turn. Diane clearly found some flex in this ski: “Very playful and forgiving. It carved easily and feels very quick and responsive in almost any kind of turn. Does great on hard snow and chop up to medium speeds and feels very damp. In higher speed carves it starts to feel a bit small and unstable, so more advanced or aggressive skiers may want something burlier.”

Brooke Mars thought that her 160 skied a bit long, but was likely a good length for her. In addition to the 2 for forgiveness, she also had 2’s going for playfulness and versatility, with 3’s the rest of the way. While not particularly high scores from end to end, we still value all the feedback we can get. “Maybe this ski would be great on fresh corduroy, but in today's sugar/boilerplate mix I couldn’t seem to get a handle on it. It didn’t respond quickly enough; I couldn’t set an edge hard enough. The Disruption SC W was probably one of my favorite skis to test but I can’t say the same about this model.” It's interesting that she had pretty different experiences on somewhat similar skis. Sometimes the conditions and even the tune of the ski play a part here.


If you are looking for a dedicated front side ski that loves to carve turns and be on edge, this is a great choice. The K2 Disruption 78C W has a whole lot to offer intermediate through advanced skiers in terms of linking carved turns on the groomers, while having a slightly wider body for some adventurous skiing, or just a bit more predictability when the conditions degrade.



Susan Dorn

Age: 60+Height: 5'2"Weight: 125 lbs.

Allison Kozar

Age: 36Height: 5'2"Weight: 108 lbs.

Diane Ashworth

Age: 35Height: 5'5"Weight: 140 lbs.

Brooke Mars

Age: 32Height: 5'6"Weight: 130 lbs.