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Pace & Pavement

Half Marathon · Head to head

ASICS Novablast 6 vs Superblast 3: Daily Trainer or Super Trainer for Half Training?

Both are plateless, tall and light. One is built to carry all your weekly miles; the other makes long runs and uptempo days its specialty. Here's which a half marathoner should buy.

Written for:
By Mike M.Updated How we pick
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The contenders

Head to head

  • Stock photo: a runner's legs and shoes on an open road at sunsetStock photo

    C25K to marathon: the do-it-all daily

    ASICS Novablast 6

    8.5 /10

    A light, high-stack neutral trainer with a livelier FF TURBO² forefoot layer: the one shoe that can cover C25K run/walks, easy miles and the occasional tempo day in a half or marathon plan.

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  • Stock photo: a runner's hand and shoe on the line of a red running trackStock photo

    Half and marathon: max-stack long runs with pace

    ASICS Superblast 3

    8.3 /10

    A 46.5 mm heel, non-plated super trainer that Doctors of Running lists for long runs, easy runs, uptempo runs and workouts: the tall, light long-run-plus-tempo shoe for half and marathon trainees.

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  • Stock photo: a runner's hand and shoe on the line of a red running trackStock photo

    10K to marathon: the plateless fast shoe

    ASICS Megablast

    8.5 /10

    A 45 mm heel of FF Turbo Squared foam, no plate and 8.1 oz for a men's 9: the plateless super trainer to pick if you want one shoe for tempo days, long runs and even race day from 10K to the marathon.

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The ASICS Novablast vs Superblast question is really daily trainer vs super trainer. The Novablast 6 is ASICS' high-stack everyday shoe; the Superblast 3 is its taller, softer long-run and uptempo shoe. Neither has a plate. We haven't run in either. This comparison is built from published specs and from two independent labs, RTINGS and RunRepeat, that measured both shoes, read against what a half marathon plan actually asks.

Novablast 6 vs Superblast 3: specs and lab data

First, the specs we list on each product card. The Novablast figures are RTINGS lab measurements; the Superblast figures are the published specs reported by Doctors of Running, with width from RunRepeat.

Figures as published by the maker or the named reviewer; each value links to its source. A dash means the figure isn't in our cited sources.

Because those come from different sources, the fairer comparison is lab against lab. RTINGS and RunRepeat each measured both shoes:

Lab resultNovablast 6Superblast 3
Weight (RTINGS)8.74 oz (247.7 g)232.6 g (about 8.2 oz, our conversion)
Heel stack (RTINGS)41.9 mm46.6 mm
Heel-to-toe drop (RTINGS)8.8 mm7.1 mm
Cushioning (RTINGS verdict)Much less cushioned than the SuperblastSignificantly more cushioning
Stability (RTINGS)Scored higherScored lower
Heel energy return (RunRepeat)55.4%67.8%
Midsole softness (RunRepeat; lower is softer)35.1 AC22.8 AC
Daily, tempo and race use (RunRepeat)Rated lower for all threeRated higher for all three, most clearly for racing

Sources: RTINGS Novablast 6, RTINGS Superblast 3, RunRepeat Novablast 6 and RunRepeat Superblast 3. The surprise is weight: despite the much taller heel, RTINGS weighed the Superblast 3 lighter than the Novablast 6. The Superblast is softer, taller and more bouncy by both labs' numbers. The Novablast's advantage is steadiness: RTINGS scored it higher for stability.

Daily trainer vs super trainer: what's the difference?

A daily trainer is built to carry most of your weekly miles at easy pace, day after day. RTINGS calls the Novablast 6 a very good daily trainer that handles all of your weekly mileage, and recommends it for beginners and neutral runners of all levels who want a reliable, protective shoe.

A super trainer is a training shoe built with the kind of tall, lively foam usually found in race shoes, aimed at long runs and faster running. Some have plates; the Superblast 3 doesn't. RTINGS says the Superblast 3 excels at high-mileage training, especially long runs and steady uptempo efforts, and Doctors of Running lists it for long runs, easy runs, uptempo runs and workouts, with particular strength in uptempo efforts over long runs. Doctors of Running also describes it as a marathon racing option for runners who want maximum protection.

The practical difference for a half marathoner: the Novablast is the shoe you can wear for every run; the Superblast is the shoe that makes your longest and faster runs feel easier. For the whole family of shoe types, see running shoe types explained.

Which suits your level

TierWhat the plan asksNovablast 6Superblast 3
C25KRun/walk building to 30 minutes, 3 days a weekYes: a comfortable first shoeNo: far more shoe than the plan needs
10K3 runs a week, weekend run to 5.5 milesYes: covers every runNot needed
HALFLong run to 10-12 miles; race-pace runs in step-up plansBest single shoe for Novice 1Best long-run and uptempo shoe for Novice 2 and Intermediate 1
MARATHON4 run days, long run to 20 milesDaily trainer for easy milesLong-run shoe, and a race option for runners who want maximum protection

Plan details come from the NHS Couch to 5K plan and Hal Higdon's Novice 10K, Novice 1 half and Novice 1 Marathon plans. Our Level Finder explains each tier.

In a half marathon plan

Novice 1: one shoe, the Novablast. Hal Higdon's Novice 1 asks for every regular run at a conversational pace, with a long run that builds to 10 miles. There's no scheduled speedwork, so there's nothing a super trainer does that the plan needs. The Novablast covers every run, the tune-up races and race day.

Novice 2 and Intermediate 1: consider both. Novice 2 adds race-pace runs on alternate Wednesdays and builds the long run to 12 miles; Intermediate 1 runs five days a week with race-pace Saturdays. That's the workload a super trainer suits. A sensible two-shoe split is the Novablast for easy midweek runs and the Superblast for the long run and pace days. Our running shoe rotation guide shows how two pairs share a week.

How much of your week the long-run shoe carries. By our arithmetic from the published schedules, the week 11 long run is 10 of 20-23 miles in Novice 1 (about 43-50%), 12 of 23 in Novice 2 (about 52%) and 12 of 30 in Intermediate 1 (40%). Whichever shoe you do your long runs in will carry close to half your running at the peak of the plan, which is the strongest argument for giving that job to the more cushioned Superblast once your long runs pass 10 miles.

Race day. Either can race a half. RunRepeat rates the Superblast 3 well ahead of the Novablast 6 for racing, and RTINGS says the Novablast isn't the snappiest choice for racing. If you'd like a dedicated race shoe instead, see our best half marathon race shoes.

Fit, stability and feel

Stability. RTINGS scored the Novablast 6 higher than the Superblast 3 for stability. On the Superblast the reviewers disagree: RunRepeat credits it with strong stability, while Doctors of Running calls it a neutral shoe whose geometry will not work for a lot of runners and says it poorly suits runners who need stability. RunRepeat also cautions that fans of the stable feel of the previous two Novablast versions may find version 6 less to their liking.

Footstrike. RunRepeat suggests the Novablast 6 for runners who land on the midfoot or forefoot and want one shoe for easy runs and faster workouts. RTINGS says it's a weaker choice for heel strikers who want an energetic do-it-all shoe.

Width and fit. The Novablast 6 comes in Regular and Wide for men and women. RunRepeat lists the Superblast 3 in normal width only, though Doctors of Running says runners with normal to slightly wider feet will appreciate its improved fit over version 2. RTINGS rates both true to size.

Ground feel. RunRepeat notes the Superblast 3 offers virtually no ground feedback. If you like to feel the road, the Novablast is the closer of the two.

Grip and durability. RunRepeat measured the Superblast 3's traction as the highest it has tested and describes it as blending bounce, stability, durability and strong grip. That counts for a shoe you'll put your longest, wettest and most tired miles into.

Cost. RTINGS notes the Superblast 3 costs more than the Novablast 6 and adds that most casual runners won't need its level of cushioning; RunRepeat calls its high price a possible deal-breaker.

Where the Megablast fits

Searches for "Superblast vs Novablast" often add a third ASICS shoe, the Megablast. RTINGS describes the Superblast 3 as the more straightforward all-rounder and the Megablast as lighter and more dynamic for faster efforts. RunRepeat says the Megablast doesn't include a carbon plate, yet performed as if it did, and recommends it for runners who want one shoe for everything from daily training to intervals and races. RunRepeat also points runners who want maximum energy return from the Superblast 3 to the Megablast. If race day matters as much as long runs, the Megablast is the one to look at; our half marathon shoes without a carbon plate ranks it first.

Who should buy which

Buy the Novablast 6 if

  • You're training for your first half on a plan like Novice 1 and want one shoe for every run.
  • You need a wide width.
  • You want the steadier of the two, per RTINGS' stability scores.
  • You'd rather feel a little more of the road.

Buy the Superblast 3 if

  • Your long runs reach 10-12 miles and they're what leave you sore.
  • Your plan includes race-pace running and you want one shoe for long runs and pace days.
  • You already own a daily trainer and want the second pair to do more than tempo work.
  • You're heading for a marathon next, where the Superblast's cushioning does even more work.

Buy both if

You're on Intermediate 1 or planning a marathon after your half. Five run days and 12-mile long runs are exactly where a two-shoe split pays off: the Novablast 6 for the easy midweek miles, the Superblast 3 for the long run and race-pace days. Each pair then only does the job it's best at.

Still weighing the rest of the field? Our best half marathon shoes puts both in context with the other roles in a half marathon rotation.

In detail

The contenders, in full

Stock photo: a runner's legs and shoes on an open road at sunsetStock photo

C25K to marathon: the do-it-all daily

ASICS Novablast 6

8.5 /10

A light, high-stack neutral trainer with a livelier FF TURBO² forefoot layer: the one shoe that can cover C25K run/walks, easy miles and the occasional tempo day in a half or marathon plan.

Level fit (30%)
9.2
Mileage protection (25%)
8.5
Stability & fit range (15%)
7.5
Pace responsiveness (15%)
7.5
Rotation versatility (15%)
9

What it gets right

  • Lab-measured 41.9 mm heel and 33.1 mm forefoot at just 8.74 oz (men's US 9): a high stack for its weight
  • FF TURBO² forefoot layer inside FF BLAST MAX is aimed at a more energetic toe-off for faster days
  • Regular and Wide sizing for both men and women
  • No plate and an 8 mm listed drop: a conventional setup that suits a first running shoe

What it doesn't

  • Neutral only: no plate, posts or other stability elements for runners who want guidance
  • A 33 mm lab-measured forefoot puts a lot of foam under the toes for runners who prefer a lower, closer-to-the-road shoe

Skip this if…

you need a stability shoe with built-in support, or you want a low-stack shoe that sits closer to the road.

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Stock photo: a runner's hand and shoe on the line of a red running trackStock photo

Half and marathon: max-stack long runs with pace

ASICS Superblast 3

8.3 /10

A 46.5 mm heel, non-plated super trainer that Doctors of Running lists for long runs, easy runs, uptempo runs and workouts: the tall, light long-run-plus-tempo shoe for half and marathon trainees.

Level fit (30%)
8.8
Mileage protection (25%)
9
Stability & fit range (15%)
6.5
Pace responsiveness (15%)
8
Rotation versatility (15%)
8.5

What it gets right

  • The tallest stack in this list at 46.5 mm heel / 38.5 mm forefoot, aimed at many long-run miles
  • Non-plated, so it suits runners who want a fast trainer without carbon
  • 8.4 oz (men's size 9) is light for that much foam
  • New FF Leap top layer over an FF Blast Plus bottom layer

What it doesn't

  • Normal is the only width RunRepeat lists
  • RunRepeat notes it offers virtually no ground feedback, so it is a poor match for runners who like a close-to-the-road ride
  • Doctors of Running still describes it as stiff despite having no plate

Skip this if…

you are in Couch to 5K or early 10K training; a 46.5 mm super trainer is far more shoe than three short runs a week need

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Stock photo: a runner's hand and shoe on the line of a red running trackStock photo

10K to marathon: the plateless fast shoe

ASICS Megablast

8.5 /10

A 45 mm heel of FF Turbo Squared foam, no plate and 8.1 oz for a men's 9: the plateless super trainer to pick if you want one shoe for tempo days, long runs and even race day from 10K to the marathon.

Level fit (30%)
9
Mileage protection (25%)
8.5
Stability & fit range (15%)
7.5
Pace responsiveness (15%)
8.8
Rotation versatility (15%)
8.5

What it gets right

  • No plate by design, which makes it one of the clearest answers for runners who want a fast race-day shoe without carbon
  • 8.1 oz (men's US 9) is very light for a 45 mm heel / 37 mm forefoot stack
  • Believe in the Run lists its best use as 'pretty much everything'
  • RunRepeat lists a wide option as well as normal width

What it doesn't

  • Believe in the Run's reviewers called it a little blocky
  • A 45 mm stack gives far less ground contact than lower tempo shoes like the Kinvara 16 or Boston 13
  • Listed as a unisex shoe, so check the size chart before ordering a women's size

Skip this if…

you want a carbon plate's stiff toe-off on race day; ASICS leaves the plate out of the Megablast on purpose

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How we chose these

Shoes we claim to have lab-tested: 0

Plenty of sites say they ran hundreds of miles in every shoe. We didn't, and we say so. What we do instead: start from what a published training plan actually asks of a runner at your level, compare each model's published specs (stack height, drop, weight, plate, stability features, widths) against that job, and score every pick on a public rubric. Each spec links to where it came from.

Scores are editorial judgments from that documented research, not lab results. Nobody pays for placement and we don't accept free products. The rubric and weights are on the How We Pick page.

Questions

Frequently asked

What is the difference between the ASICS Novablast and Superblast?
The Novablast 6 is a high-stack daily trainer built to handle all your weekly miles; the Superblast 3 is a taller, softer super trainer aimed at long runs and uptempo running. Neither has a plate. RTINGS measured the Superblast with more cushioning and the Novablast with more stability.
Is the Superblast 3 worth it over the Novablast 6?
For long runs and step-up plans with race-pace days, it can be: it scored higher across RunRepeat's daily, tempo and race ratings. For a first half, RTINGS notes most casual runners won't need its level of cushioning, and the Novablast is steadier and comes in wide.
Which is better for long runs, the Novablast 6 or Superblast 3?
The Superblast 3. RTINGS says it excels at high-mileage training, especially long runs, and scored its cushioning higher than the Novablast's.
Can I race a half marathon in the Novablast 6?
Yes, especially a first half. RunRepeat rates it lower for racing than for daily running, and RTINGS says it isn't the snappiest racing option, so faster runners may prefer the Superblast 3, the Megablast or a carbon race shoe.
ASICS Superblast vs Novablast vs Megablast: which should I buy?
Novablast 6 for one shoe that covers every run; Superblast 3 for long runs and uptempo training; Megablast if you want a lighter, more dynamic plateless shoe that can also race. RTINGS calls the Superblast the more straightforward all-rounder of the two super trainers.

Keep going

Receipts

Sources

We don't lab-test shoes or gear and we don't pretend to. Specs come from the maker's own pages or the named reviewer's published measurements (linked above); level definitions come from published training plans. Prices are set by Amazon and change often, so we don't print them. Where a figure isn't published, we say so. Read the full method.