Which is better for daily training?

The Duramo Speed 2. Its reinforced heel and toe cap hold up better to repeated miles, and the wide option helps if your feet swell on long runs.

Which is better for race day?

The Adizero SL2. At about 206 g with Lightstrike Pro cushioning, it is built for pace and energy return where the Duramo is built for durability.

The Duramo Speed 2 generally, thanks to its reinforced heel and toe cap. The SL2's lighter build trades some durability for speed.

Is the SL2 worth stepping up to?

Yes if you race or do tempo work and want a lighter, more responsive shoe. If you mostly log easy miles, the Duramo covers that well.

Do both fit the same?

Both use a regular lace-up fit, but the Duramo also comes in wide. Runners who need extra room should lean toward the Duramo.

Are both neutral running shoes?

The SL2 is listed as a neutral shoe with a 9 mm drop. The Duramo uses cushioning support and suits most neutral runners too.

adidas Duramo Speed 2 vs adidas Adizero SL2 Running Shoes

The Adizero SL2 is the faster, lighter shoe and the better pick for runners chasing pace or racing. The Duramo Speed 2 is the sturdier everyday trainer with a reinforced heel and toe cap, and it comes in wide widths. Owners rate the SL2 slightly higher, but the Duramo is the more forgiving choice for daily mileage and mixed surfaces.

Choose the Duramo Speed 2 if you want a durable daily trainer, need a wide fit, or want extra heel and toe protection for regular road miles.
Choose the Adizero SL2 if you run for pace or race day and want the lightest, most responsive ride adidas offers at this level.

Prices

adidas Duramo Speed 2: $26.99 at Peltz Shoes (checked today)
adidas Adizero SL2 Running Shoes: $39.95 at eBay (checked today)
Difference: the adidas Duramo Speed 2 is $12.96 cheaper than the adidas Adizero SL2 Running Shoes today

adidas Duramo Speed 2 Men's Running Shoes

What separates them

	adidas Duramo Speed 2	adidas Adizero SL2 Running Shoes
Weight	Heavier build suited to daily training	About 206 g, very light for speed work
Cushioning	Standard cushioning midsole	Full-length Lightstrike Pro drop-in in a Lightstrike carrier for energy return
Fit widths	Medium and wide widths available	Regular width only
Protection	Reinforced heel and toe cap	Slip-resistant outsole, no reinforced toe
Drop	Not specified	9 mm (35 mm heel, 26 mm forefoot)
Upper	Breathable mesh	Mesh with targeted support and breathability
Owner rating	4.6 out of 5 from 7,900 ratings	4.7 out of 5 from 6,000 ratings
Best use	Everyday running and casual wear	Tempo runs and race day

Specs compared

Spec	adidas Duramo Speed 2	adidas Adizero SL2 Running Shoes
Width	Width Medium, Width Wide	Normal, Wide
Gender Size	Men's 10, Men's 10.5, Men's 11, Men's 11.5, Men…	Men's 11, Men's 10, Men's 10.5, Men's 11.5, Men…
Men'S Size	Size 9, Size 10, Size 10.5, Size 11, Size 11.5	10.5
Age Group Size	Adult size	Adult size
Occasion	Athletic	Athletic
Safety Features	Toe caps, Reinforced heel	Slip resistant
Weightlifting Shoes	No	No
Fashion Sneaker	No	No
Flats	No	No
Heels	No	No
Gore-Tex	No	No
Running Style	Neutral	Neutral

Show all 40 specs

Spec	adidas Duramo Speed 2	adidas Adizero SL2 Running Shoes
Color	White	White, Gray, Black
Outsole	Rubber, TPU	Rubber
Gender	Male	Unisex
Heel Height (")	38.0	1.4
Drop (mm)	6.0	9.0
Insole	Cork, Textile	Foam, Rubber
Size (US)	13, 11, 9.5, 10.5, 8, 9, 11.5, 12.5, 10	13, 14, 11, 12, 15, 6.5, 14.5, 9.5, 8.5, 11.5, …
Weight (oz)	9.5	8.4
Platform Height (")	31.0	1.1
Fastening

adidas Duramo Speed 2 vs adidas Adizero SL2 Running Shoes

Prices

adidas Duramo Speed 2 vs adidas Adizero SL2 Running Shoes

Prices

adidas Adizero SL2 Running Shoes

What separates them

Price history

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