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46•1659447091•1h ago•7 comments
Open in hackernews

Sawe becomes first athlete to run a sub-two-hour marathon in a competitive race

https://www.bbc.com/sport/athletics/articles/crm1m7e0zwzo
117•berkeleyjunk•1h ago
https://www.letsrun.com/news/2026/04/15930-sabastian-sawe-sh...

Comments

stockresearcher•3h ago
3 people beat the previous world record in this race! This is some combination of improved tech and extraordinarily good weather.

London is a fast course. Let’s see what happens in Chicago and Berlin. If it was primarily tech that did it, we should see the record fall again.

vessenes•58m ago
Don’t forget Yomif Kejelcha who finished in 1:59:41, a world record up until 11 seconds prior. Amazing.
ronbenton•31m ago
Imagine having the second fastest marathon time ever yet not winning the marathon you ran it in
m463•7m ago
Nobody ever remembers who was in 2nd. sigh.
clutter55561•54m ago
~~A car going as fast as him would have gotten a speeding ticket in the residential areas of Wales. Crazy.~~

Edit: I was thinking in km/h and mixed it up. Sorry.

edo_cat•50m ago
Speed limit is 20mph right? He ran 26.1 miles in 2 hours so average speed is 13 mph
adzm•44m ago
Looking this up, fastest human is still Usain Bolt at 27.78mph (at one point in a 100 meter dash)
clutter55561•36m ago
Damn was thinking km/h. Thanks for the correction.
not_a_bot_4sho•53m ago
Amazing to me that I'll never get my *half* marathon time close to his full marathon time.
nradov•38m ago
A 1:59 half marathon time is achievable for pretty much anyone who doesn't have a serious physical disability and is willing to put in the necessary training. I've done it a few times and have no particular talent for running.
PaulDavisThe1st•36m ago
That's a 9m10sec per mile for 2 hours. While I'd agree that there are millions or even billions of people who could train to do that, I think it's wrong to suggest that "pretty much anyone" could do that.
freediver•51m ago
Incredible result! (on the day I did my own 5K pb)

This is a nice video of the last 10 mins of the historic marathon race finish

https://www.youtube.com/watch?v=1voTDQQQf5g

cowthulhu•51m ago
Wow, that’s ~13 mph, basically a full-on sprint for a mere mortal. Absolutely insane.
soupfordummies•41m ago
Yeah I can barely even ride my bike that fast much less keep that pace for two hours.
Cthulhu_•41m ago
I'm not a runner at all, but people say that they can do that for like a minute, maybe two at best... and these guys did it for two hours straight.
PaulDavisThe1st•40m ago
The fastest marathoners are moving at 4m30sec per mile or faster.

Very few mere mortals could run that fast for even 100m.

jonplackett•31m ago
Sometimes they have big running machines with a crash mat around them running at 2h marathon pace at running shows. I’ve o ly seen them on video - no one can keep up with it for more than 30 odd seconds. It’s INSANE they are running this fast.

Also bear in mind running a single mile under 4 mins was considered impossible for a long time.

petepete•28m ago
There's an interesting video by Mark Lewis on this.

https://youtu.be/xkBmYQucyMs?si=lcqXW6EbrWVQ1Z6B

jmb99•9m ago
> Very few mere mortals could run that fast for even 100m.

That works out to roughly a 16.7-second 100m. While certainly not crawling, that would be a fairly average pace for a fairly fit middle- to early-high-schooler with a bit of practice.

Yes that’s insane to maintain for a marathon, but it’s not even remotely out of reach for 100m for most relatively-fit people at some point in their lives.

fredley•32m ago
He did his _last_ mile in 4.17. Insane.
mkl•29m ago
21.19km/h on average, or 17 seconds per hundred metres on average.
wavemode•49m ago
That's literally running a 4:30 mile, 26 times in a row. Jesus.
ccheever•38m ago
4:33
adverbly•49m ago
Wait two runners beat it in the same race?

Was there perfect conditions.or something?

Insane you could run 1:59:41 and not win!

hdndjsbbs•47m ago
Pacing is a big part of endurance sport. If you're in the lead you know intellectually you want to pace for sub-2 hours, but if you're watching someone beat you maybe it gives you the extra edge?

It does sound like the course and the weather made it more likely to happen. And technical advances in shoe composition.

PaulDavisThe1st•38m ago
That's not a description of how the pacing for this race actually happened.

> The leading men went through halfway in 60 minutes and 29 seconds: fast but not exceptionally so. But it turned out that Sawe was merely warming up.

Between 30 and 35 kilometres, Sawe and Kejelcha ran a stunning 13:54 for 5km to see off Kiplimo. Yet, staggeringly, more was to come as the pair covered kilometres 35 to 40 in 13:42. To put this into context, that time is two seconds faster than the 5km parkrun world record, set by the Irish international Nick Griggs.

It was only after a 24th mile, run in 4:12, that Kejelcha wilted. But still Sawe kept going. Astonishingly, he crossed the line having run the second half in just over 59 minutes.

“Before 41 kilometres, I’m enjoying, I’m relaxed,” said Kejelcha, who had won silver over 10,000m at last year’s world championships.

“My body is all great. At exactly 41 kilometres, my body stopped. I tried to push, but my legs were done.

Sawe, though, powered on to set the fastest official marathon time in history. For good measure, it was also 10 seconds faster than Eliud Kipchoge’s unofficial 26.2 mile best, set in Vienna in 2019.

https://www.theguardian.com/sport/2026/apr/26/sabastian-sawe...

rkagerer•40m ago
Three of them, actually:

Sabastian Sawe 1:59:30

Yomif Kejelcha 1:59:41

Jacob Kiplimo 2:00:28

The previous official record was Kelvin Kiptum's time of 2:00:35 in 2023. Eliud Kipchoge did 1:59:40 in 2019, but that wasn't record-eligible as it was held under controlled conditions. Source: The article.

mkl•26m ago
Two beat two hours is what they meant.
nradov•31m ago
Weather and course conditions were good but not perfect. There is potential to take a few more seconds off the world record in slightly colder conditions and on a course with fewer turns. I wouldn't be surprised to see someone run 1:58 in the next few years.
ternaryoperator•48m ago
And the only place this appears on ESPN is if you click on "Olympics," which has nothing to do with this race. Where coverage should be: on the home page.
nikcub•48m ago
Stunning results at the top of the field. Some interesting takeaways on both fuelling and shoes.

Maurten spent months working with Sawe and other runners getting their gut capacity trained so they could absorb and burn 100 carbs per hour[0][1]

> The Maurten research team was embedded with Sawe’s team in Kenya for 32 days across six trips between last and this April. They were training his gut to absorb that load by mimicking race-day protocol in training. The hydrogel technology they have developed over the past 10 years now allows athletes to absorb 90–120 grams of carbs per hour without GI distress.

Second is the shoes. Adidas Adizero weigh 96 grams[2] with new foam tech and new carbon plates

Nike and INEOS spent millions over years to get Kipchoge to a sub-2 in artificial conditions, and now the elite end of the field are knocking that barrier out in race conditions. Unreal.

Running tech and training have been revolutionized in the past few years.

[0] https://marathonhandbook.com/sebastian-sawe-arrives-in-londo...

[1] https://www.instagram.com/p/DXmvAUvkWaq/

[2] https://www.runnersworld.com/uk/gear/shoes/a71129333/sabasti...

edit: correct :s/calories/carbs thanks

nradov•44m ago
The leaders were burning a lot more than 100kcal per hour. I think you mean 100g of carbohydrates per hour.
ekr____•44m ago
Correction: 100g of carbohydrate/hr. That's approximately 400 calories/hr.
groggo•43m ago
One gram of carbs is 4 calories., so more like 400 calories per hour.

It was confusing when the running industry switched from calories to grams of carbs, but that's all anyone talks about now.

whycome•38m ago
It’s also confusing that most nutritional labels say “calories” (Cal) when they really mean kilocalories (kcal). And those are different from regular (‘small’) calories (a measure of energy needed to heat 1g water 1c).

1 food calorie as listed on a food label is enough to heat 1kg of water by 1c

justinwp•31m ago
It's deliberate, because you generally do not want calories from fat or protein during a marathon or other running race.
addaon•43m ago
100 g of carbs is 400 calories, not 100.
PaulDavisThe1st•43m ago
> could absorb and burn 100 calories per hour

burning a hundred calories an hour is trivial. Most people will burn 100 calories per mile when walking or running, and more if moving as fast as these athletes, and many, many humans can do this for far, far longer than 2 hours.

It's the absorbtion that's the challenge. Maurten is not somehow alone in the particular stuff they've developed - ultra runners are generally shifting up into the 90-120 gram/hr range (or beyond!), using a variety of different companies' products. The gut training protocols for this are widely discussed in the world of running for almost any distance above a half marathon.

ChrisArchitect•36m ago
Adidas all over this one https://news.adidas.com/running/two-adidas-athletes-sabastia...
canucker2016•14m ago
The Adidas Adios Pro Evo 3 - https://news.adidas.com/running/adidas-unveils-its-first-sub...

  adidas introduces the Adizero Adios Pro Evo 3 – the lightest and fastest Adizero shoe ever, weighing an average 97* grams.

  The race-day shoe represents the culmination of three years of cutting-edge research. It is 30% lighter, delivers 11% greater forefoot energy return, and improves running economy by 1.6% compared to its predecessor - making it a record breaker before it’s even laced up.

  The shoe will launch with a highly limited release, with ambitious runners able to sign up for the chance to get their hands on a pair from April 23. This will be followed by a wider release in the fall marathon season. The Adizero adios Pro Evo 3 will cost $500/€500.

For other marathon racing shoes, Google says:

  The Nike Alphafly 3 is the lightest in the series, weighing approximately 7.0–7.7 oz (198–218g) for a men's size 9, and 6.1 oz (174g) for women's sizes.


  The PUMA Deviate NITRO™ Elite 3 is exceptionally lightweight, typically weighing 194g (6.8 oz) for a men's size 8 (UK)
tokai•33m ago
Pro cycling has been on the high fueling strategy for a while, with huge results for record times. Its a game changer for endurance sports.
soopypoos•47m ago
I hope there was a runner dressed as the finish line
dmurray•46m ago
There's something about the London course today that made for very good running.

Three athletes broke the men's world record. One athlete broke the women's world record, and three were in the all time top 5. An Irish record was also broken, likely other countries too that I'm not familiar with.

Not to take anything away from the achievements. Incredible running.

PaulDavisThe1st•41m ago
> One athlete broke the women's world record

Not so. She broke a record for a female-only-pacer marathon time. The women's world record was much, much faster.

ekr____•37m ago
To add some color here: It is very helpful to have someone pace you so that you can run an ideal pace without worrying about whether you are running the right speed. However, the rules require that pacers start with you [0], which means that by definition if you are running faster than anyone has ever gone before you have to run some of the race alone.

However, because marathon are often mixed gender and the best male runners are significantly faster than the best female runners, it is possible for a woman to be paced from the gun to the tape by a male runner. For this reason, there are separate records for the women's marathon for women's only events.

[0] This is one of the things that made Kipchoge's original sub 2 result not record-eligible.

dmurray•3m ago
I stand corrected, but I don't think this changes my point at all.

She broke the thing that the IAAF have gone back and forth on calling "the world record". It's the relevant record for this event - there was no more chance of her beating the man-paced record than of beating the men's record or the Le Mans lap record.

piker•46m ago
Insane; and second place was sub-2:00 as well. Relegated to trivia questions for the next decade.

It would be interesting to adjust this speed to account for the insane advancements in shoe technology over the last decade. Could it be as simple as measuring the delta in median marathon performance? Then look backwards to, say, 1996 and see what the technology-adjusted 2:00 mark is.

nradov•41m ago
The confounding variable is higher carbohydrate intake based on optimizing the glucose/fructose ratio and improved techniques for gut training. That happened at about the same time as the new carbon fiber shoes so it's hard to isolate how much impact the shoes had alone.
wry_durian•35m ago
I suspect there would be larger deltas due to improvements in nutrition and fueling. As another poster has mentioned, today's runners are ingesting so many more carbs per hour than 20 or 30 years ago. And if doping trends have changed over time, that's another factor. (No clue either way, but it's a potential factor.)

There's been lots of research into shoes though, so you might be able to work something out. For instance Jack Daniels (the running coach, not the beverage!) found that adding 100 grams to a running shoe increased aerobic effort by around 1%.

canucker2016•32m ago
Second place male runner was running his first marathon race as well.

Sub-2hr marathon, beat the previous world record before Sunday, on your first try, and you don't win! Bad timing...

Prize money for London Marathon 2026 - https://www.thesun.co.uk/sport/38880592/london-marathon-2026...

Looks like first place male gets US$330K. Second place will get US$180K.

Divide by 2 to get the approximate hourly rate. :)

michaelt•15m ago
> Could it be as simple as measuring the delta in median marathon performance?

The popularity of running waxes and wanes - and the performance of the median runner varies with popularity.

Back in the 1980s the average half marathon finishing time was 1 hour 40 minutes - whereas today it's a little above 2 hours because there are a lot more people particpating.

Noaidi•43m ago
Basically, he did not beat the record because he was faster, but only because the weather was better. This record needs an asterisk.
soupfordummies•40m ago
So if the weather was bad the accomplishment would mean more then? I don’t think this is how it works. Sports don’t happen in a vacuum.
Noaidi•33m ago
Yes. If sports does not happen in a vacuum then comparisons are unfair. If I go to the moon and break the record for long jumping should I be applauded?

I thought there were scientists on here...

gbnwl•28m ago
Never thought I'd see the day ragebait made it to HN. Yes, let's pretend doing a long jump on the moon is comparable to running a marathon at its prescheduled time at its prescheduled location. Weather is always a factor in sports that take place outside. Might as well put asterisks on all accomplishments that took place on sunny days by your logic right?
Noaidi•11m ago
It’s either scientific or it’s not.

Don’t forget that two people actually ran under the two hour mark.

aaronbrethorst•30m ago
Too bad, you could run a lot faster in a vacuum...except for that whole breathing thing.
tokai•26m ago
Can't wait for vacuum track racing on the moon.

https://link.springer.com/article/10.1007/s00421-010-1410-1

jjmarr•27m ago
Sprinting/jump performances are invalidated for world record purposes if there's over 2.0 m/s of wind assistance.

There is no rule for marathons.

Forgeties79•40m ago
That’s a wild reason to withhold a true record. People run marathons in all sorts of conditions since it became a thing. It is unlikely this is the best weather ever for a record set and even if it was, it’s never been a factor when deciding to qualify a record. That’s beyond unfair.
Noaidi•35m ago
I am surprised at the push back on this. It is just science and it mentioned it in the article.

https://marathonhandbook.com/large-scale-marathon-study-iden...

I just said it needs an asterisk, not withholding anything. What if someone runs one second slower in higher humidity and temperature. Now that I would applaud.

ekr____•24m ago
Why do you think the existing records weren't also set under good conditions?
nradov•36m ago
No asterisk needed. The criteria for record-eligible courses have been clearly defined. The weather was good, but not quite ideal. In slightly colder conditions I think Sawe could have gone a few seconds faster.
PaulDavisThe1st•33m ago
Better weather has, to the best of my knowledge, never been part of marathon record keeping. People do note in accounts of (e.g.) the Boston marathon that the weather was particularly atrocious in some years (hence a general slow down across the field), but weather "aided" fast times are not considered illegitimate or even worthy of note.

Obviously, barring wind, which is why some marathon courses are not eligible for world records.

Noaidi•32m ago
> Better weather has, to the best of my knowledge, never been part of marathon record keeping.

It should be.

nradov•25m ago
Correct. Boston is a net downhill point-to-point course and not record eligible under World Athletics rules.

https://worldathletics.org/records/certified-roadevents

clutter55561•28m ago
Two marathons will never be run in the same conditions, that is the nature of outdoor sports.

Besides weather, there are loads of factors in the performance: shoes, clothes, food, etc. So basically every record gets an asterisk?

snayan•12m ago
I am impressed by your ability to delineate the weather effect on his run with such confidence! Particularly given advances in other variables that contribute.
UebVar•30m ago
This is historic. To put this into perspective for people how to not follow running: This is about about as big as "derGrobe" beating the one-minute-mark in 4b2c.
jonplackett•28m ago
These were Sabastian Sawe's splits

5km - 14:14 10km - 28:35 15km - 43:10 20km - 57:21 Half - 60:29 25km - 71:41 30km - 1:26:03 35km - 1:39:57 40km - 1:53:39 Finish - 1:59:30

Yomif Kejelcha also ran sub-two, clocking 1:59:41 on his debut marathon

You have to feel for Kejelcha - breaking 2h marathon and not even winning the race!

spenjovewkwhalo•14m ago
Posted to my in-laws, who asked how:

Super shoes. Most shoes have carbon plates in them now, they act as a spring, storing energy and propelling athletes forwards.

Better understanding of fuelling. Most athletes are taking between 100-120g carbs (sugar) per hour. Bicarbonate of soda has also been effective.

Better planning tools. Athletes look at elevation, headwind, tailwind and will plan a strategy around going harder into the hard stuff and knowing when they can back off and rest.

And to be honest, probably a metric tonne of PEDs (performance enhancing drugs) - unfortunately this is very common across all sports at the top level.

k2enemy•4m ago
> Most shoes have carbon plates in them now, they act as a spring, storing energy and propelling athletes forwards.

This seems unlikely to be true, although it is repeated in every article I read about carbon plated shoes. The people that study them in a lab environment seem to disagree. See some of the papers here:

https://www.wouterhoogkamer.com/science2

However, I agree wholeheartedly with the overall points in your post!

alex1138•13m ago
WHAT???? NO. WAY.

That's not me being sarcastic. I never, ever thought this would happen