shop

Has triathlon reached peak performance? Tri experts and legends on how much faster triathletes could get

2025 has already seen a slew of record-breaking times across long-distance racing – a trend that started a few years ago. But why? And has the sport hit its speed limit? If not, just what kind of times can we expect in the future? To answer these questions and more, we spoke to several experts across the tri community to talk all things speed…

By Liz Barrett

Triathlon Journalist

Last updated -

16 Jul 2025

On 1 June, in Hamburg, Germany’s Laura Philipp clocked a new fastest women’s Ironman time with a jaw-dropping 8:03:13. The world champ’s splits would read – 54:40 for the 3.8km swim, a 4:23:38 for the...

This is a premium article as part of the subscription

Join Now

Written by

Liz Barrett

Former 220 Triathlon deputy editor Liz Barrett has almost 20 years’ experience in the world of triathlon, reporting live from almost every major triathlon across the globe.

Discover more

Let’s race… Challenge Forte Village Sardinia

Are calf sleeves actually worth it for triathletes? How many watts aero calf compression sleeves could save you

Laura Siddall Patagonman Xtreme Triathlon 2023

Are we in a triathlon boom, or hurtling towards burnout? Laura Siddall on the growth of the sport

Is sports nutrition bad for you? Ultra-processed foods are under siege, and athletes are caught in the cross fire – but should we be worried?

Challenge Barcelona 2023 - Photo Credit: Jose Luis Hourcade

The ultimate city break triathlon race-cations: from Challenge Barcelona to Singapore T100 these are the best city centre races to combine multisport with sightseeing

latest News

Greg Van Avermaet IRONMAN 703 World Championship 2025

10 Nov 2025

Olympic cycling hero Greg Van Avermaet becomes a triathlon world champion in Marbella

Jelle Geens bike without visor 70.3 World Championship 2025 Marbella

9 Nov 2025

Jelle Geens on how he bounced back from bike crash to win epic duel at 70.3 Worlds

Geens Blummenfelt finish line 70.3 World Championship 2025 Marbella

9 Nov 2025

IRONMAN 70.3 World Championship men’s results: Geens outsprints Blu in race for ages

Geens Blummenfelt Stornes podium 70.3 World Championship 2025 Marbella

9 Nov 2025

IRONMAN 70.3 Men’s Worlds finishing order: Find out where Iden, Luis and others ranked

Geens Blummenfelt run 70.3 World Championship 2025 Marbella

9 Nov 2025

WATCH AGAIN as Geens wins sprint battle to defend 70.3 World Championship title

triathlon on your terms

Never miss out with our triathlon alerts & digest. Get a dose of adventure & inspiration with Boundless.

247 Endurance

The home of endurance sports

HOME

SHOP MENU

You’ll also gain access to our other premium websites:

£47.95/year
£95.40/year

50% Discount

You’ll also gain access to our other premium websites:

CHOOSE YOUR MEMBERSHIP TO BECOME PART OF SOMETHING EPIC

All plans include a 7-day free trial

£7.95/month

Unlimited access. No ads. A whole library of tips, advice and inspiration at your finger tips, and the chance to shape the future of triathlon journalism.

100+ new articles/month

You’ll also gain access to our other premium websites:

All plans include a 7-day free trial

£47.95/year £95.40/year

50% Discount

100+ new articles/month

Unlimited access. No ads. A whole library of tips, advice and inspiration at your finger tips, and the chance to shape the future of triathlon journalism.

You’ll also gain access to our other premium websites:

Start your free 7-day

trial to keep reading

Become part of something epic. Join our TRI247+ community to get full access to our exclusive library of premium content and support us on our mission to elevate the world of endurance sport.

£47.95/year
£95.40/year