Black FridayDealsBuying guidesBrandsStoresTermsPrivacydeal.ai apps

© Deal.ai Inc.

Deal.ai › Compare

Nike Pegasus 42 vs adidas Ultraboost 5X Women's Running Shoes

Buy the adidas Ultraboost 5X if you want more cushioning, a stability option and a lower price: $65 at ShopSimon as of November 5, 2026, versus $87.97 at Nike for the Pegasus 42. Buy the Pegasus 42 if you want a lighter, simpler daily trainer and a narrower fit. The Ultraboost is the better value at these prices, but it is heavier and runs warmer.

Today the adidas Ultraboost 5X Women's Running Shoes costs $22.97 less at its best price.

Ask our shopping agent

It checks today's price at every store, compares the alternatives and answers in about a minute.

Enter to send, Shift+Enter for a new line

Nike
Nike Pegasus 42

Nike Pegasus 42

4.8· 748 ratings
$87.97at NikeObserved at 1:06 PM
Visit store

Choose the Pegasus 42 if you want a lighter, straightforward cushioned daily trainer and medium width is enough.

Pros
  • Lighter and less bulky than the Ultraboost
  • Neutral cushioning suits most daily runs
  • High rating from a smaller but solid sample
  • Simple mesh upper breathes well
Cons
  • Only medium width
  • Fewer stores carry it, so price competition is thin
  • Costs about $23 more at the listed prices
  • No stability option
adidas
adidas Ultraboost 5X Women's Running Shoes

adidas Ultraboost 5X Women's Running Shoes

4.7· 5,500 ratings
$65.00at ShopSimonObserved at 1:22 PM
Visit store

Choose the Ultraboost 5X if you want plush cushioning with a stability option, a wide width choice, and the lower price.

Pros
  • About $23 cheaper at the listed prices
  • Cushioned with a stability option for mild overpronation
  • Comes in medium and wide widths
  • Sold at 12 stores, so discounts are easier to find
  • Large review base of 5,500 ratings
Cons
  • Heavier than the Pegasus
  • Thicker knit upper runs warmer in summer
  • Plush midsole feels less quick for fast workouts

What separates them

Nike Pegasus 42adidas Ultraboost 5X Women's Running Shoes
Price$87.97 at Nike as of November 5, 2026$65.00 at ShopSimon as of November 5, 2026
Recent low$72.50 on November 2, 2026$54.00 on November 2, 2026
Stores stocking it new212
Width optionsMedium onlyMedium and wide
CushioningCushioned, neutralCushioned with a stability option
WeightLighter daily trainerHeavier, more built-up midsole
UpperMesh and polyesterMesh with recycled materials
Ratings4.8 of 5 from 748 ratings4.7 of 5 from 5,500 ratings

Price history

$82.97$54.00
Oct 30Nov 5
  • Nike Pegasus 42: lowest $72.50 on Nov 2 at 6pm.com; $77.50 on Nov 5.
  • adidas Ultraboost 5X Women's Running Shoes: lowest $54.00 on Nov 2 at Sierra; $54.00 on Nov 5.

Prices at every store

Nike Pegasus 42

  • NikeNew

    In stock

    $87.97Observed at 1:06 PM
    Visit store
  • Athletic AnnexNew

    Out of stock

    $144.90Observed at 1:06 PM
    Visit store

Also available at

  • ASOSCheck price at ASOS
  • Paragon SportsCheck price at Paragon Sports
  • TC Running CoCheck price at TC Running Co
All 2 stores and price history →

adidas Ultraboost 5X Women's Running Shoes

  • ShopSimonNew

    In stock

    $65.00Observed at 1:22 PM
    Visit store
  • eBayNew

    In stockSold by jason_alpha

    $84.99Observed at 1:06 PM
    Visit store
  • adidasNew

    In stock

    $90.00Observed at 1:22 PM
    Visit store
  • StockXNew

    In stock

    $97.00Observed at 1:06 PM
    Visit store

Also available at

  • Foot LockerCheck price at Foot Locker
  • RuncoreCheck price at Runcore
  • shoebacca.comCheck price at shoebacca.com
All 12 stores and price history →

Specs compared

SpecNike Pegasus 42adidas Ultraboost 5X Women's Running Shoes
WidthWidth MediumWidth Medium, Width Wide
DepartmentWomen'sWomen's
MaterialMesh, Polyester, RubberMesh, Rubber
Athletic StyleRunningRunning
Closure StyleLace-upLace-up
StyleCasualCasual
For AthleticsYesYes
Support TypeCushioningCushioning, Stability
Outsole MaterialRubber OutsoleRubber Outsole
BreathableYes—
Season—Spring, Summer, Winter, Fall
Numeric Size—9.5
Show all 23 specsShow fewer specs
SpecNike Pegasus 42adidas Ultraboost 5X Women's Running Shoes
Fit Width—Regular
Gender Size—Men's 10, Men's 10.5, Men's 11, Men's 11.5, Men…
Men'S Size—10.5
Age Group Size—Adult size
Occasion—Athletic
Safety Features—Slip resistant
Weightlifting Shoes—No
Fashion Sneaker—No
Flats—No
Heels

What reviewers say

Nike Pegasus 42

  • 4.8 / 5748 ratings

Owners rate the Pegasus 42 highly, with 4.8 out of 5 across 748 ratings. Most praise the comfortable cushioning and breathable fit for daily runs; a few want more support or a wider option.

Pros
  • Comfortable cushioning for everyday runs
  • Breathable upper in warm weather
  • Durable outsole over many miles
  • True-to-size fit for most runners
Cons
  • Not enough stability for overpronators
  • Some want a wider width option
  • Cushioning can feel soft for faster paces

adidas Ultraboost 5X Women's Running Shoes

  • 4.7 / 55,500 ratings

With 4.7 out of 5 from about 5,500 ratings, owners mostly praise the cushioning and comfort for long days on feet. Complaints tend to focus on weight and on the shoe feeling less snappy than lighter trainers.

Pros
  • Soft, comfortable cushioning out of the box
  • Good for long walks and standing shifts
  • True-to-size fit, with wide option appreciated
  • Durable outsole for daily road use
Cons
  • Feels heavy compared with lighter trainers
  • Not responsive enough for speed work
  • Some find the knit upper runs warm

Questions and answers

Which is better for daily running?
Both work as daily trainers. The Pegasus 42 is lighter and feels quicker; the Ultraboost 5X gives more cushioning and a stability option for longer, easier miles.
Which lasts longer?
The Ultraboost 5X has a denser, more built-up midsole and rubber outsole that generally holds up longer under high mileage. The Pegasus 42 is lighter, so its foam tends to pack out sooner.
Is the Ultraboost worth the extra?
It is not extra here. At $65 at ShopSimon versus $87.97 at Nike for the Pegasus 42 as of November 5, 2026, the Ultraboost is the cheaper shoe.
Which fits wider feet?
The Ultraboost 5X. It comes in medium and wide widths; the Pegasus 42 is listed in medium only.
Which is better for mild overpronation?
The Ultraboost 5X, which lists a stability support type. The Pegasus 42 is neutral cushioning only.
Which is better in hot weather?
The Pegasus 42. Its mesh and polyester upper is thinner and breathes better than the Ultraboost's thicker knit.

More comparisons

  • Nike Pegasus 42 vs adidas Duramo Speed 2 Men's Running Shoes
  • adidas Duramo Speed 2 Men's Running Shoes vs adidas Ultraboost 5X Women's Running Shoes
—
No
Mules—No