Evidence-led comparison · not a wear test
Saucony Endorphin Azura vs Puma Deviate NITRO 4
Choose between Saucony Endorphin Azura and Puma Deviate NITRO 4 by the session you need it for, fit and current price—not by assuming that lighter, newer or more expensive means better.
Saucony Endorphin Azura
Non-plated trainer with PWRRUN PB foam and SPEEDROLL geometry. Running Warehouse specs use men's US 9, single shoe including laces. Not independently wear-tested by Run Analytics.
Availability not verified
Specs and buying guide →Puma Deviate NITRO 4
Workout trainer with NITROFOAM ELITE and a carbon-composite PWRPLATE; not the Deviate Elite. Running Warehouse specs use men's US 9, single shoe including laces. Not independently wear-tested by Run Analytics.
Availability not verified
Specs and buying guide →Specifications at a glance
Historical values are labeled, not newly verified. Prices are snapshots—not MSRP or live offers. Higher stack, lower weight and carbon construction do not establish a better shoe.
| Specification | Saucony Endorphin AzuraSource checked | Puma Deviate NITRO 4Source checked |
|---|---|---|
| Intended category | daily training | speed sessions |
| Weight | 8.6 oz | 8.5 oz |
| Heel stack | 41 mm | 35 mm |
| Forefoot stack | 33 mm | 27 mm |
| Heel-to-toe drop | 8 mm | 8 mm |
| Recorded price | 149.95 USD | 169.95 USD |
| Stability category | neutral | neutral |
| Cushioning category | soft | medium |
| Carbon reinforcement | No | Yes |
| Performance foam category | Yes | Yes |
| Availability | Availability not verified | Availability not verified |
What the measurements actually change
Weight
Endorphin Azura: 8.6 oz; Deviate NITRO 4: 8.5 oz. The recorded difference is 0.1 oz; Endorphin Azura has the higher value. This does not establish better performance.
Heel stack
Endorphin Azura: 41 mm; Deviate NITRO 4: 35 mm. The recorded difference is 6 mm; Endorphin Azura has the higher value. This does not establish better performance.
Forefoot stack
Endorphin Azura: 33 mm; Deviate NITRO 4: 27 mm. The recorded difference is 6 mm; Endorphin Azura has the higher value. This does not establish better performance.
Drop
Endorphin Azura: 8 mm; Deviate NITRO 4: 8 mm. The source-checked values are the same.
When to shortlist Endorphin Azura
Saucony Endorphin Azura is catalogued for daily training. Consider it for the regular easy runs that make up most of your week. Try it at your usual easy pace; an appealing specification sheet cannot establish whether the upper, heel hold and ride suit you.
When to shortlist Deviate NITRO 4
Puma Deviate NITRO 4 is catalogued for speed sessions. Consider it for the faster sessions in your schedule. Try both warm-up pace and your intended repetitions; a low weight does not establish grip, stability or how the shoe transitions between paces.
Different models, different buying decisions
These are separate models, not necessarily direct replacements. The catalog assigns Endorphin Azura to daily training and Deviate NITRO 4 to speed sessions; decide which role is missing in your rotation first. A specification comparison cannot substitute for a fit test.
Price and value—not a live deal comparison
Endorphin Azura: 149.95 USD; Deviate NITRO 4: 169.95 USD. These are recorded offers, potentially from different dates, colors or clearance periods. They are not necessarily launch prices. Check both source links for matching size/width, current price and return policy before deciding which offers better value.
What this comparison cannot establish
We have not independently measured fit, outsole grip, energy return, comfort or durability for this pair. The absence of a rating is not a poor score. No universal winner, injury-prevention claim or race-time improvement is inferred from carbon construction, foam classification or stack height.
Questions before buying
Which is better: Saucony Endorphin Azura or Puma Deviate NITRO 4?
Choose between Saucony Endorphin Azura and Puma Deviate NITRO 4 by the session you need it for, fit and current price—not by assuming that lighter, newer or more expensive means better.
Which of these shoes is lighter?
Endorphin Azura: 8.6 oz; Deviate NITRO 4: 8.5 oz. The recorded difference is 0.1 oz; Endorphin Azura has the higher value. This does not establish better performance.
Can these shoes serve different roles in my rotation?
These are separate models, not necessarily direct replacements. The catalog assigns Endorphin Azura to daily training and Deviate NITRO 4 to speed sessions; decide which role is missing in your rotation first. A specification comparison cannot substitute for a fit test.
Are the listed prices and availability current?
Endorphin Azura: Availability not verified. Deviate NITRO 4: Availability not verified. Endorphin Azura: 149.95 USD; Deviate NITRO 4: 169.95 USD. These are recorded offers, potentially from different dates, colors or clearance periods. They are not necessarily launch prices. Check both source links for matching size/width, current price and return policy before deciding which offers better value.
Is this a hands-on review?
Specification-based buying guidance, not a hands-on review. Running Warehouse is our primary specification source. Categories and buying considerations are editorial interpretations, not measured performance. We do not invent comfort scores, durability mileage, fit tests or race-time gains.
Sources, checks and editorial standards
Specification-based buying guidance, not a hands-on review. Running Warehouse is our primary specification source. Categories and buying considerations are editorial interpretations, not measured performance. We do not invent comfort scores, durability mileage, fit tests or race-time gains.
Saucony Endorphin Azura
Source-checked specifications
Recorded source check: 2026-09-26 (UTC date).
One men's/unisex US 9 shoe, ounces; stack/drop in millimetres.
- Source checked on the stated date, not continuously refreshed.
- Fit, durability and running economy have not been independently tested by RunAnalytics.
Puma Deviate NITRO 4
Source-checked specifications
Recorded source check: 2026-09-26 (UTC date).
One men's/unisex US 9 shoe, ounces; stack/drop in millimetres.
- Source checked on the stated date, not continuously refreshed.
- Fit, durability and running economy have not been independently tested by RunAnalytics.
Published by RunAnalytics. Sources are checked on the dates shown, not continuously. Spot an error? Send the model, disputed field and a source link. We retain older records for comparison, but do not label them as newly verified.