BACKLINE Magazin
DE
← All ski tests
BACKLINE Touring Ski Award 2026 – 80–90 mm, Unisex, 5 out of 5 stars
KÄSTLE TX88 UP – Tested model
Tested model
KÄSTLE TX88 UP – Verified manufacturer view
Verified manufacturer view

80–90 mm · 2026/27

KÄSTLE TX88 UP

77.68 of 100 points
RRP
649.00 €
Weight
1438 g
Weight per area
0.83 g/cm²
KÄSTLEZu KÄSTLE

Quick verdict

While not lightweight, it leaves the best impression in all conditions. Great choice for heavier weight classes even for steep and demanding terrain.

Test strengths

  • Hard snow/ice: 14/15 points
  • Corn snow: 13.43/15 points

Relatively lower scores

  • Weight score: 20.4/35 points
  • Anti-icing: 3.57/5 points

Ideal for: Experienced skiers

Total points
77.68 / 100
Total riding performance
53.71 / 60
Weight
1,438 g
Weight per area
0.83 g/cm²
RRP
649 €
BACKLINE stars

Test year 2026 · Lenzerheide

Verdict

While not lightweight, it leaves the best impression in all conditions. Great choice for heavier weight classes even for steep and demanding terrain.

Technical data

Test class
80–90 mm
Target group
Unisex
Test year
2026
Model year
2027
Lengths
151, 159, 167, 175, 183 cm
Sidecut
12,35–8,65–11,00 cm
Tip
123.5 mm
Waist
86.5 mm
Tail
110.0 mm
Surface per ski
1726.36 cm²
Weight (measured)
1438 g
Weight per area
0.83 g/cm²
RRP
649.00 €
Euro per point
8.35 €

Detailed test scores

CriterionPointsStar
Weight20.40 / 35
Anti-icing3.57 / 5
Weight & anti-icing total23.97 / 40
Performance on hard snow14.00 / 15
Performance in powder13.29 / 15
Performance in corn snow13.43 / 15
Performance in tracked snow13.00 / 15
Riding performance total53.71 / 60
Total points77.68 / 100
RRP / point8.35 € / point

Suitability beginner / expert

★
BeginnerExpert

Suitability by skier weight

★
50 kg75 kg100 kg
How we test

More 80–90 mm