The New Balance FuelCell SuperComp Md-x v3 and New Balance FuelCell XC7 v5 are both neutral running shoes with firm, responsive cushioning. The FuelCell SuperComp Md-x v3 is 0.4 oz lighter (6.2 oz vs 6.6 oz) and is rated higher by buyers (4.2 vs 3.2 out of 5). The FuelCell XC7 v5 costs about $61 less (from $74.99).
Specs side by side
| Spec | FuelCell SuperComp Md-x v3 | FuelCell XC7 v5 |
|---|---|---|
| Price | $135.99 | $74.99 |
| Rating | 4.2 / 5 (88 reviews) | 3.2 / 5 (10 reviews) |
| Weight | 6.2 oz | 6.6 oz |
| Cushioning | Firm / responsive | Firm / responsive |
| Support | Neutral | Neutral |
| Surface | Track | Track |
| Available for | Men & Women | Men & Women |
Specs and prices from New Balance, checked 2026-10-11. Weight is usually for a men's size 9–10.
Which should you get?
Get the FuelCell SuperComp Md-x v3 if…
- you want the lighter shoe
- you want the more widely reviewed shoe
Get the FuelCell XC7 v5 if…
- you want to spend less
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