Best 70.3 races in China

5 rated races, ranked by an overall score built from racer reviews and race reports. How we score

70.3

5 races

1. Challenge Xiamen (Middle Distance)
Xiamen, China
Next race 7 Nov 2026
Overall score 3.9
Very good
#47 of 221
Moderate evidence · 6 sources
Water 19–21 °C (66–70 °F)
1. Challenge Xiamen (Middle Distance)
Overall score 3.9Very goodModerate evidence · 6 sourcesTop 22%#47 of 221 overall
Xiamen, China · Challenge Family · Next race 7 Nov 2026
Racers loveTraffic-free coastal bike track with only 183 m (600 ft) of climbing over 90 km (56 mi).
Watch outHeat and humidity can bite: the 2024 race turned very hot by mid-morning.
“Course renowned for its speed” EnduranceSportsWire (Challenge Family 2025…
Water
19–21 °C (66–70 °F)
Air
18–26 °C (64–79 °F)
Bike climb
183 m (600 ft)
Field
about 2,000
Best
Bike 5.0
Weakest
Run 3.5
2. IRONMAN 70.3 Yunnan Dali
Dali, China
Usually September
Overall score 3.2
Good
#139 of 221
Thin evidence · 3 sources
2. IRONMAN 70.3 Yunnan Dali
Overall score 3.2GoodThin evidence · 3 sources#139 of 221 overall
Dali, China · IRONMAN · Usually September
Racers loveLakeside Erhai backdrop beneath Cang Mountain
Watch outVenue near 1,970 m (6,460 ft): slower paces and acclimatisation needed
Air
15–25 °C (59–77 °F)
Field
about 1,000
Best
Conditions 3.8
Weakest
Race 2.7
3. IRONMAN 70.3 Hengqin
Hengqin (Zhuhai), China
Next race 14 Mar 2027
Overall score 3.0
Good
#173 of 221
Thin evidence · 3 sources
Bike climb 238 m (780 ft)
3. IRONMAN 70.3 Hengqin
Overall score 3.0GoodThin evidence · 3 sources#173 of 221 overall
Hengqin (Zhuhai), China · IRONMAN · Next race 14 Mar 2027
Racers loveMostly flat: 238 m (781 ft) of bike gain and 117 m (384 ft) on the run
Watch outDebut race in March 2026 with no athlete accounts or results found
Bike climb
238 m (780 ft)
Best
Bike 3.5
Weakest
Run 2.6
4. IRONMAN 70.3 Shanghai Chongming
Chongming Island (Bright Tian Yuan, Mingzhu Lake Park), China
Last race 17 May 2026
Overall score 3.0
Good
#178 of 221
Moderate evidence · 5 sources
Water 21 °C (70 °F)
4. IRONMAN 70.3 Shanghai Chongming
Overall score 3.0GoodModerate evidence · 5 sourcesBottom 20%#178 of 221 overall
Chongming Island (Bright Tian Yuan, Mingzhu Lake Park), China · IRONMAN · Last race 17 May 2026
Racers loveFlat, fast course: 3:38:03 winning time in 2025
Watch outNo first-person athlete reviews found, so scores lean on press material
Water
21 °C (70 °F)
Air
15–31 °C (59–88 °F)
Field
about 1,500
Best
Swim 3.7
Weakest
Run 2.7
5. Challenge Shanghai
Haiwan Town, Fengxian District, Shanghai, China
Next race 24 Oct 2026
Overall score 2.9
Good
#193 of 221
Thin evidence · 4 sources
Water 22 °C (72 °F)
5. Challenge Shanghai
Overall score 2.9GoodThin evidence · 4 sources#193 of 221 overall
Haiwan Town, Fengxian District, Shanghai, China · Challenge Family · Next race 24 Oct 2026
Racers loveVery flat on paper: 56 m (184 ft) of bike gain and 8 m (26 ft) on the run.
Watch outFirst edition, so no athlete feedback or results exist.
Water
22 °C (72 °F)
Air
23 °C (73 °F)
Bike climb
56 m (185 ft)
Best
Swim 3.6
Weakest
Race 2.4

About these ratings

Races are ranked by an overall score out of 5, built from racer reviews and race reports, on the race itself, swim, bike, run, conditions and travel. 5 is always the better end. How we rate

70.3 course: 1.9 km (1.2 mi) swim, 90 km (56 mi) bike, 21.1 km (13.1 mi) run.

Reports on 70.3 races are scarcer, so 3 of 5 scores are thin evidence: fewer than 5 sources each (dashed score, marked provisional). Show only races with 5+ sources.

21 racer reviews and race reports.

Browse all 5 races, A to Z

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