Like wearing socks
5/5
Overall
Anonymous runner · Jul 30, 2019
20 mpw training for a marathon came from the adidas AlphaBounce City Climacool
- Comfort
- 5/5
- Cushioning
- 5/5
- Durability
- 4/5
- Appearance
- 5/5
- Value
- 5/5
adidas Ultra Boost 2018 - 4.0
Daily trainer · Neutral · Road · 10.8 oz · 27/17mm stack · 10mm drop
Discontinued — we no longer see this shoe in stock. The adidas Ultraboost 19 replaced it
How it ranks
The adidas Ultra Boost 2018 - 4.0 is one of the strongest daily trainers in our data. Comfort and cushioning are its strongest sub-ratings. Value scores well below its other sub-ratings. The rating is based on 15 runner reviews and 7 other rated shoes in the Ultraboost product line.
Exceptional
Confidence
How settled the rating is against every other rated shoe. A shoe can rate high on confidence with relatively few reviews of its own when its product line has a long record and external ratings from retailer sites agree. Confidence is low when we have few ratings or when runners disagree.
Confidence
93 High
Based on
The bars show roughly how much each source contributes to this shoe’s rating. Their influence depends on how many reviews we’ve collected, how many earlier versions are in the product line, and the external ratings available.
- Product line track record
- Our ratings
- External ratings
What runners say
“They fit like a sock with an open heel area so nothing can rub.”
“Always amazed at how many miles I can get out of this shoe compared with others.”
“The most comfortable shoes since the old Nike airsock.”
“They are like a sock, so not much stability for uneven ground.”
“The Ultra Boost is extremely durable and is definitely worth the price.”
“They seem to hold up better than other types of shoes I've worn in the past.”
“The upper does not support the foot as well as the energy boost or supernova.”
“The perfect high mileage road shoe.”
“Responsive, though appropriately cushioned.”
“Excellent to retire and use for everyday leisure.”
“I love the boost sole.”
“It has great durability.”
Prefer this shoe over another
53% 9/17
Where to buy
No offers available
Affiliate links included. They never affect our ratings.
Prices updated daily. Last checked Oct 22.
Pros
- Many reviewers get high mileage from the Boost midsole before retiring them.
- Reviewers call the sock-like upper the most comfortable they have worn, and one with Achilles trouble says nothing rubs the heel.
- One older runner reports staying injury free in it across road and gravel miles.
Cons
- Value is its lowest-rated dimension at 4.2 out of 5, and three reviewers call the price too high.
- Two reviewers say the sock-like upper holds the foot loosely on uneven ground.
- At an average of 10.8 oz it sits in the heavy weight band.
Rating & Confidence vs. other shoes for sale
Each dot is one rated shoe for sale, placed by its rating and by how much evidence sits behind it. Shoes toward the top right are both well rated and well established.
Better Shoes Rating
Better Shoes Rating of prior versions of the adidas Ultraboost
Each dot is one version of the Ultraboost, placed by its rating and release year. The gold dot is this shoe.
Release year
-
2025 · 1 review
86 Good
63 Confidence
-
2023 · 0 reviews
93 Excellent
35 Confidence
-
2022 · 7 reviews
89 Good
81 Confidence
-
2021 · 4 reviews
82 Good
82 Confidence
-
2019 · 8 reviews
86 Good
88 Confidence
-
2019 · 14 reviews
88 Good
86 Confidence
-
Ultra Boost 2018 - 4.0 This shoe
2018 · 15 reviews
98 Exceptional
93 Confidence
-
2015 · 4 reviews
77 Decent
75 Confidence
Specs & fit
Sizing and ride details at a glance.
- Weight
- 10.8 oz
- Men's / women's
- Men's 11.7 oz · Women's 9.8 oz
- Release
- 2018 Q1
- MSRP
- $230
- Stack
- 27/17mm
- Drop
- 10mm
Runner reviews
Great Shoe
5/5
Overall
Anonymous runner · Jul 25, 2019
15 mpw training for sprints came from the New Balance FuelCell Propel
- Comfort
- 5/5
- Cushioning
- 5/5
- Durability
- 4/5
- Appearance
- 5/5
- Value
- 4/5
Great Shoe
4/5
Overall
Anonymous runner · Jul 24, 2019
40 mpw training for a half marathon came from the adidas Energy Boost 2
- Comfort
- 5/5
- Cushioning
- 5/5
- Durability
- 4/5
- Appearance
- 4/5
- Value
- 4/5
5/5
Overall
Anonymous runner · Jul 20, 2019
training for sprints came from the Nike Zoom JA Fly 3
- Comfort
- 5/5
- Cushioning
- 5/5
- Durability
- 5/5
- Appearance
- 5/5
- Value
- 5/5
Review
5/5
Overall
Anonymous runner · Jul 17, 2019
10 mpw training for a half marathon came from the New Balance Fresh Foam Zante V2
- Comfort
- 5/5
- Cushioning
- 5/5
- Durability
- 4/5
- Appearance
- 5/5
- Value
- 5/5
Alternatives
Other shoes worth considering.
More from adidas
Compared to other shoes
See how this shoe compares to others like it.
adidas Ultra Boost 2018 - 4.0 In Context
More on the adidas Ultraboost
- adidas Ultraboost 5
- adidas Ultraboost 5 Strung
- adidas Ultraboost 1.0
- adidas UltraBOOST 22
- adidas UltraBOOST 21
- adidas Ultraboost 20
- adidas Ultraboost 19 next version
- adidas Ultra Boost previous version
Reviewers Also Ran In
- adidas Energy Boost 2 1 runner
- New Balance Fresh Foam Zante V2 1 runner
- adidas Boston Classic 1 runner