AGV
AGV K6 S
$549.95
Best Motorcycle Helmets · head-to-head
A sourced, side-by-side comparison. Shark Spartan GT Pro Carbon is cheaper at $514.85. Every spec and price links to its source.
AGV
$549.95
Shark
$514.85Cheaper
On the specs we track, they're closely matched. The Shark Spartan GT Pro Carbon is the cheaper at $514.85.
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✓ marks the stronger figure where "more" — or "less", for price and weight — is unambiguously better.
| Spec | | Shark Spartan GT Pro Carbon |
|---|---|---|
| US price | $549.95 | $514.85 |
| Brand | AGV | Shark |
| Released | — | — |
| Safety certification | ECE 22.06; DOT FMVSS 218 | ECE 22.06 |
| Helmet type | full-face | modular |
| Shell material | Carbon-aramid fiber (90% carbon / 10% aramid) | Carbon fiber |
| Weight grams | 1255 | 1465 |
| Visor type | Optical Class 1 shield up to 4.3mm thick, Pinlock 120XLT MaxVision included | VZ300 anti-scratch shield with Pinlock 120 Max Vision lens included |
| Internal sun visor | No | Yes |
| Ventilation ports | 5 | 4 |
| Bluetooth ready | Yes | Yes |
| Removable liner | Yes | Yes |
| Shell sizes | 4 | 2 |
Sources — AGV K6 S: agv.com (verified 2026-08-01). Shark Spartan GT Pro Carbon: championhelmets.com (verified 2026-08-01).
Where the two actually differ on the specs we track (8 of 10). Matching specs are omitted.