Tataka: Alishan Side vs. Shuili Side — Comparing Resupply Points and Road Conditions

The Tataka Saddle sits inside Yushan National Park, and riders can climb up to it from the west via Shuili (Provincial Highway 21) or from the east via Alishan (Provincial Highway 18). The two sides differ completely in difficulty, scenery, and resupply options.

Basic Route Information for Both Sides

Shuili Side (Provincial Highway 21, New Central Cross-Island Highway)

• Start: Shuili Township (elevation 280m)
• Finish: Tataka Visitor Center (elevation 2,610m)
• Distance: 70 km
• Elevation gain: 2,330m
• Average gradient: 3.3%
• Type: Long-distance, mid-altitude

Alishan Side (Provincial Highway 18)

• Start: Shizhuo (elevation 1,350m) or the entrance to Alishan Forest Recreation Area (elevation 1,800m)
• Finish: Tataka (elevation 2,610m)
• Distance: About 35 km from Shizhuo / about 18 km from the Alishan entrance
• Elevation gain: About 1,260m from Shizhuo / about 810m from the Alishan entrance
• Average gradient: 3.6%
• Type: Short-distance, mid-altitude

Climbing Difficulty Comparison

Shuili Side

• A long-distance endurance challenge
• 5-6 hours to finish
• Multiple resupply stops (4-6 times)
• Significant cumulative muscle fatigue

Alishan Side

• Short, high-intensity effort
• 2-3 hours to finish
• Fewer resupply stops (1-2 times)
• Heavy cardiovascular strain in a short window

Road Condition Analysis

Shuili Side (Highway 21)

• Wider road surface
• Mostly two-lane
• Heavier traffic (tourism-related)
• Some sections under repair
• Landslide risk during typhoon season

Alishan Side (Highway 18)

• Similar road width
• Many switchbacks (typical of mountain terrain)
• Lighter traffic (Forest Recreation Area access is controlled)
• More stable road conditions overall
• Frequent fog (characteristic of mid-altitude terrain)

Resupply Points Compared

Shuili Side Resupply Points

Alishan Side Resupply Points

Scenery Comparison

Shuili Side Highlights

• Sweeping vistas along the New Central Cross-Island Highway
• Sea of clouds (at sunrise)
• Distant views of Yushan’s main peak
• Camphor and cypress forests

Alishan Side Highlights

• The Sacred Tree area (giant old-growth trees)
• Alishan Forest Railway
• Sunrise views (if riding in the early morning)
• Deep within cypress forest

Climate Differences

Shuili Side

• The lower-elevation section can be hot (30°C+ in summer)
• Cooler in the mountains
• Less rainfall than the Alishan side
• Open, expansive views

Alishan Side

• Cooler from the start, given the higher starting elevation
• Heavy fog
• More rainfall (Alishan sees 4,000+ mm of rain annually)
• Dimmer light due to forest canopy cover

Who Each Side Suits

The Shuili Side Suits

• Endurance-focused riders
• Those wanting to take on a 5+ hour ride
• Riders who enjoy sweeping changes in scenery
• Those who want to combine the ride with visits to Sun Moon Lake or Jiji
• The larger share of riders overall

The Alishan Side Suits

• Riders with limited time
• Riders based in Taipei or Taichung (shorter travel distance)
• Those who enjoy the high-mountain forest atmosphere
• Riders wary of a 70km long-distance effort
• A smaller but distinctive challenge

Transportation and Logistics

Shuili Side

• Self-drive: Park in Shuili → ride up → ride back down to your car
• Public transit: Limited bus service
• Lodging: Shuili, Jiji, Sun Moon Lake

Alishan Side

• Self-drive: Park at Shizhuo or Alishan
• Public transit: Alishan Forest Railway (does not run directly to Shizhuo)
• Lodging: Shizhuo, Alishan Forest Recreation Area

Event Comparison

Shuili Side Events

• Giant Cup Tataka Challenge
• KOM Series Tataka Stage
• More commercial cycling events

Alishan Side Events

• Fewer dedicated cycling events
• Mostly running events
• Often combined with forest railway or tourism activities

Itinerary Planning Suggestions

One-Day Challenge (Shuili Side)

• 06:00 Depart Shuili
• 12:00 Arrive at Tataka
• 13:00 Begin descent
• 17:00 Return to Shuili

One-Day Challenge (Alishan Side)

• 07:00 Depart Shizhuo
• 10:00 Arrive at Tataka
• 11:00 Begin descent
• 13:00 Return to Shizhuo

Two-Way Traverse (Advanced)

• Shuili → Tataka → Alishan (requires transport back to Shuili)
• Or Alishan → Tataka → Shuili
• Total distance 90-100 km
• Best suited for a multi-day trip

Conclusion

The Shuili side is the classic “New Central Cross-Island Tataka Challenge,” testing both endurance and resupply planning; the Alishan side is a faster challenge with short, intense effort. Both are worth experiencing. If you can only choose one, the Shuili side is our top recommendation, as it is the classic route in the hearts of Taiwanese cyclists.

Related Reading

• Complete Road Conditions on the Alishan Side of Tataka: The 40K Highlight Section from Alishan to Tataka
• Complete Road Conditions on the Shuili Side of Tataka: A Detailed Breakdown of the 70K from Shuili to the Yushan Trailhead
• The Tataka Loop (Shuili-Alishan): A Complete Two-Day Itinerary
• Tataka Climb Guide: The High-Altitude Challenge at the Foot of Yushan