motorcycle helmet size charts of all 25 popular brands

motorcycle helmet size charts of all popular brands

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With so many options on the market, one of the first steps is understanding sizing across different brands. Motorcycle helmet size charts can vary between manufacturers, making the sizing conventions confusing.

Use this guide of motorcycle helmet size charts for all popular brands like AGV, Bell, Fox, HJ, Lazer and many more as your go-to reference. In just a few minutes, you’ll know exactly what size you need for a perfect fit across various helmet models.

What you can expect in this Article show me

AGV Helmet size chart

motorcycle helmet size chart-AGV Helmet size chart
AGV Helmet size chart

AGV PISTA GP RR ECE 2206, AGV K6 S, AGV K3, AGV K1 S, 
AGV TOURMODULAR, AGV PISTA GP RR ECE 2205, AGV PISTA GP R, AGV CORSA R, AGV K6, AGV VELOCE S

XS20.9-21.3 in
S21.7-22.0 in
M22.4-22.8 in
L23.2-23.6 in
XL24.0-24.4 in
XXL24.8-25.2 in
motorcycle helmet size chart from AGV-information are provided by the manufacturer

AGV K5 S, AGV K3 SV, AGV K1

XS20.9-21.3 in
S21.7-22.0 in
MS22.4 in
ML22.8 in
L23.2-23.6 in
XL24.0-24.4 in
XXL24.8-25.2 in
motorcycle helmet size chart from AGV-information are provided by the manufacturer

AGV SPORTMODULAR

XSSMLXLXXLXXXL
20.9-21.321.7-22.022.4-22.822.8-23.223.6-24.024.0-24.424.8-25.2
motorcycle helmet size chart from AGV-information are provided by the manufacturer-measured in Inches

AGV AX9

XXSXSSMSMLLXLXXLXXXL
20.1-20.520.9-21.321.7-22.022.4-22.822.8-23.223.2-23.624.0-24.424.8-25.225.6-26.0
motorcycle helmet size chart from AGV-information are provided by the manufacturer-measured in Inches

AGV FLUID, AGV NUMO EVO ST

XSSMLXL
20.9-21.321.7-22.022.4-22.823.2-23.624.0
motorcycle helmet size chart from AGV-information are provided by the manufacturer-measured in Inches

AGV AX8 EVO

XXSXSSMSLXLXXLXXXL
20.1-20.520.9-21.321.7-22.022.4-22.823.2-23.624.0-24.424.8-25.225.6-26.0
motorcycle helmet size chart from AGV-information are provided by the manufacturer-measured in Inches

AGV X3000, AGV X70

XSSMSMLLXLXXL
20.9-21.321.722.022.4-22.823.223.6-24.024.4-24.8
motorcycle helmet size chart from AGV-information are provided by the manufacturer-measured in Inches

AGV X101

SMLXLXXL
21.7-22.022.4-22.823.2-23.624.0-24.424.8-25.2
motorcycle helmet size chart from AGV-information are provided by the manufacturer-measured in Inches

Arai Helmet size chart

motorcycle helmet size chart-Arai Helmet size chart
Arai Helmet size chart
XSSMMDLGXLXXL
53-5455-5657-5859-6061-6263-64
motorcycle helmet size chart from Arai-information are provided by the manufacturer-measured in cm

Bell Helmets size chart

motorcycle helmet size chart-Bell Helmets size chart
Bell Helmets size chart

MODEL(S): BROOZER, Bullitt, Custom 500, Eliminator, Mag-9, Moto-10, Moto-3, Moto-9, Moto-9 Youth, MX-9, Pit Boss, Qualifier, RS-2, Race Star, Recon, Revolver, Riot, Rogue, SRT, Scout Air, Star

XSSMLXLXXL
54-55cm55-56cm57-58cm58-59cm60-61cm62-63cm
21 1/4-21 5/8 inches21 5/8-22 inches22 1/2-22 3/4 inches22 3/4–23 1/4 inches23 5/8–24 inches24 1/2–24 3/4 inches
motorcycle helmet size chart from Bell Helmets -information are provided by the manufacturer

Bilt Helmets size chart

motorcycle helmet size chart-Bilt Helmets size chart
Bilt Helmets size chart

Techno 2.0, Blaze, Techno 2.0 Sena Bluetooth, Explorer Air Adventure, Fusion, Techno 2.0 Adventure, Roadster 

XS53-54 cm20.9-21.3 in
S55-56 cm21.7-22 in
M57-58 cm22.4-22.8 in
L59-60 cm23.2-23.6 in
XL61-62 cm24-24.4 in
XXL63-64 cm24.8-25.2 in
motorcycle helmet size chart from Bilt Helmets-information are provided by the manufacturer

Biltwell Helmet size chart

motorcycle helmet size chart-Biltwell Helmet size chart
Biltwell Helmet size chart

Lane Splitter, Gringo, Gringo S, Gringo SV, Bonanza

XSSMLXLXXL
53-54.25 cm54.5-55.75 cm56-57.25 cm57.5-58.75 cm59-60,25 cm60,5-61,75 cm
20⅞-21⅜ inches21½-22 inches22⅛-22⅝ inches22¾-23¼ inches23⅜-23⅞ inches24 – 24½ inches
motorcycle helmet size chart from Biltwell Helmet-information are provided by the manufacturer

6D Helmets size chart

motorcycle helmet size chart-6D Helmets size chart
6D Helmets size chart

ATR-1, ATR-2,

XS53-54 cm20 7/8 – 21 1/4 in
S55-56 cm21 5/8 – 22 in
M57-58 cm22 1/2 – 22 3/4 in
L58-59 cm22 3/4 – 23 1/4 in
XL60-61 cm23 5/8 – 24 in
XXL62-63 cm24 7/16 – 24 1/4 in
motorcycle helmet size chart from 6D Helmets-information are provided by the manufacturer

ATR-2Y Youth

Youth S49-50 cm19 1/4 – 19 5/8 in
Youth M50-51 cm19 5/8 – 20 in
Youth L51-52 cm20 – 20 1/2 in
Youth XL52-53 cm20 1/2 – 20 7/8 in
motorcycle helmet size chart from 6D Helmets-information are provided by the manufacturer

Fox Helmets size chart

motorcycle helmet size chart-Fox Helmets size chart
Fox Helmets size chart

V1, V2, V3 (V3 only available in S-XL)

XS53-54 cm20.9-21.3 in
S55-56 cm21.6-22 in
M57-58 cm22.5-22.9 in
L59-60 cm23.3-23.6 in
XL61-62 cm24-24.4 in
XXL63-64 cm24.8-25.1 in
motorcycle helmet size chart from Fox Helmets-information are provided by the manufacturer

HJC Helmets size chart

motorcycle helmet size chart-HJC Helmets size chart
HJC Helmets size chart

RPHA SERIES, FG-JET, i20, i30, i71, i90, i100, C10, C80, C91, V10, V31, V60, V90

The C10 is only in 3XS (youth size) available, the RPHA 1, RPHA 11 and C10 only in 2XS.

3XS50-51 cm19 3/4 – 20 1/8 in
2XS51-52 cm20 – 20 1/2 in
XS53-54 cm20 7/8 – 21 1/4 in
S55-56 cm21 5/8 – 2 in
M57-58 cm22 1/4 – 22 7/8 in
L59-60 cm23 1/4 – 23 5/8 in
XL61-62 cm24 – 24 3/8 in
2XL63-64 cm24 3/4 – 25 1/4 in
3XL65-66 cm25 5/8 – 26 in
motorcycle helmet size chart from HJC Helmets-information are provided by the manufacturer

Icon Helmets size chart

motorcycle helmet size chart-Icon Helmets size chart
Icon Helmets size chart

Airframe Pro and Airmada also available in 2XS, Variant Pro, Airflite, Airform,

2XS51-52 cm20 1/8 – 20 1/2 in
XS53-54 cm20 7/8 – 21 1/4 in
S55-56 cm21 5/8 – 22 in
M57-58 cm22 3/8 – 22 3/4 in
L59-60 cm23 1/8 – 23 1/2 in
XL61-62 cm24 – 24 3/8 in
2XL63-64 cm24 3/4 – 25 1/8 in
3XL65-66 cm25 1/2 – 26 in
motorcycle helmet size chart from Icon Helmets-information are provided by the manufacturer

Klim Helmet size chart

motorcycle helmet size chart-Klim Helmet size chart
Klim Helmet size chart

Krios Pro, Krios Karbon Adventure, TK1200 Karbon Modular, F5 Koroyd, F3 Carbon Pro Oof-Road, F3, R1 Air Fresh Air

XS53-54 cm
S55-56 cm
M57-58 cm
L59-60 cm
XL61-62 cm
2XL63-64 cm
3XL65-66 cm
motorcycle helmet size chart from Klim Helmets-information are provided by the manufacturer

Lazer Helmet size chart

motorcycle helmet size chart-Lazer Helmet size chart
Lazer Helmet size chart
X-Small53 – 54 cm 20.87 – 21.26 in
Small55 – 56 cm 21.65 – 22.05 in
Medium57 – 58 cm 22.44 – 22.83 in
Large59 – 60 cm 23.23 – 23.62 in
X-Large61 – 62 cm 21.02 – 24.41 in
2X-Large63 – 64 cm 24.8 – 25.2 in
3X-Large65 – 66 cm 25.6 – 26 in
4X-Large67 – 68 cm 26.4 –  26.8 in
5X-Large69 – 70 cm 27.0 – 27.5 in
motorcycle helmet size chart from Lazer Helmets-information are provided by the manufacturer

LS2 Helmet sizing chart

motorcycle helmet size chart-LS2 Helmet sizing chart
LS2 Helmet sizing chart

For all Adult Helmets

X-Small53 – 54 cm 20 7/8-21 1/4 in
Small55 – 56 cm 21 5/8-22 in
Medium57 – 58 cm 22 1/2 – 22 7/8 in
Large59 – 60 cm 23 1/4 – 23 5/8 in
X-Large61 – 62 cm 24 – 24 3/8 in
XX-Large63 – 64 cm 24 3/4 – 25 1/4 in
3X-Large65 – 66 cm 25 5/8 – 26 in
4X-Large67 – 68 cm 26 3/8 – 26 3/4 in
motorcycle helmet size chart from LS2 Helmets-information are provided by the manufacturer

For all Youth Helmets

Small51-52 cm 20 – 20 1/2 in
Medium53-54 cm 20 7/8 – 21 1/4 in
Large55-56 cm 21 5/8 – 22 in
Sizing information are provided by the manufacturer

Nexx Helmets size chart

motorcycle helmet size chart-Nexx Helmets size chart
Nexx Helmets size chart

For all Adult Helmets

XX-Small51 – 52 cm 20.06-20.47 in
X-Small53 – 54 cm 20.87-21.26 in
S55 – 56 cm 21.27-22.05 in
Medium57 – 58 cm 22.06-22.83 in
Large59 – 60 cm 22.84-23.62 in
X-Large61 – 62 cm 23.63-24.41 in
XX-Large63 – 64 cm 24.42-25.20 in
XXX-Large65 – 66 cm 25.59-25.98 in
motorcycle helmet size chart from Nexx Helmets-information are provided by the manufacturer

Nolan Helmet size chart

motorcycle helmet size chart-Nolan Helmet size chart
Nolan Helmet size chart
ModelXXS 54 cm / 21.26 inXS
55 cm / 21.65 in		S
56 cm / 22.05 in		M
58cm / 22.83 in		L
60cm / 23.62 in		XL
62 cm / 24.41 in		XXL 64 cm / 25.20 inXXXL 65 cm / 25.59 in
X-1005 U.C.✓✓✓✓✓✓✓✓
N120-1✓✓✓✓✓✓✓✓
N100-6✓✓✓✓✓✓✓✓
N90-3✓✓✓✓✓✓XX
X-903 U.C.✓✓✓✓✓✓✓✓
X-804 RS U.C.✓✓✓✓✓✓✓✓
N80-8✓✓✓✓✓✓✓✓
N60-6 SPORT✓✓✓✓✓✓✓✓
N60-6✓✓✓✓✓✓✓✓
X-552 U.C.✓✓✓✓✓✓✓✓
N70-2 X✓✓✓✓✓✓✓X
N70-2 GT✓✓✓✓✓✓✓X
N40-5 GT✓✓✓✓✓✓✓X
N40-5✓✓✓✓✓✓✓X
N30-4 T✓✓✓✓✓✓✓X
N30-4 VP✓✓✓✓✓✓✓X
N21 VISOR✓✓✓✓✓XXX
N21✓✓✓✓✓XXX
motorcycle helmet size chart from Nolan Helmets-information are provided by the manufacturer

This table showcases the models and their corresponding sizes in both centimeters and inches. The checkmark (✓) indicates the available sizes for each model.

Premier Helmets size chart

motorcycle helmet size chart-Premier Helmets size chart
Premier Helmets size chart
ModelsXSSMM+LXLXXLXXXL
Hyper 0653-5455-565758596061
Devil 0653-5455-565758596061
Evoluzione 0653-5455-5657-5859-6061-6263-64
Typhoon 0653-5455-5657-5859-6061-6263-64
Legacy GT 0653-5455-5657-5859-6061-6263-64
Vintage 0553-5455-5657-5859-606162-6364-65
Vintage 0653-5455-5657585960-6162-63
Classic 0553-5455-5657-5859-606162-6364-65
Classic 0653-5455-5657585960-6162-63
JT553-5455-5657-5859-6061-6263-64
Streetfighter53-5455-5657-5859-6061-6263-64
Discovery53-5455-5657-5859-6061-6263-64
Vyrus53-5455-5657-5859-6061-6263-64
X Trail53-5455-5657-58596061
Delta53-5455-5657-58596061
Cool EVO53-5455-5657-58596061
Rocker5455575859
Rocker Visor5455575859
Exige53-5455-5657-5859-6061-62
Trophy53-5455-56575859
Vangarde53-5455-5657-5859-6061
Mx53-5455-56575859
Le Petit EVO53-54555657-5859-6061
motorcycle helmet size chart from Premier Helmets-information are provided by the manufacturer

Roof Helmet size chart

motorcycle helmet size chart-Roof Helmet size chart
Roof Helmet size chart

BOXXER 2 CARBON, BOXXER 2, Roadster, RO200 CARBON, BAMBOO, BOXXER, CARBON, BOXXER, DESMO, BOXER V8 S, VOYAGER CARBON

X-Small54 cm 21.26 in
S56 cm 22.05 in
SM57 cm 22.44 in
Medium58 cm22.83 in
Large60 cm 23.62 in
X-Large61 cm 24.02 in
XX-Large63 cm 24.80 in
motorcycle helmet size chart from Roof Helmets-information are provided by the manufacturer

Schuberth Helmets size chart

motorcycle helmet size chart-Schuberth Helmets size chart
Schuberth Helmets size chart

For all Models

XXS50-51 cm 19.68 – 20.07 in
XS52-53 cm 20.47 – 20.86 in
SM54-55 cm 21.26 – 21.65 in
MD56-57 cm22.04 – 22.44 in
LG58-59 cm 22.83 – 23.22 in
XL60-61 cm 23.62 – 24.06 in
XXL62-63 cm 24.40 – 24.80 in
XXXL64-65 cm 25.19 – 25.59 in
motorcycle helmet size chart from Schuberth Helmets-information are provided by the manufacturer

Scorpion Helmet size chart

motorcycle helmet size chart-Scorpion Helmet size chart
Scorpion Helmet size chart

For all Models

XS53 – 54 cm20 7/8 – 21 1/4 in
SM 55 – 56 cm21 5/8 – 22 in
MD 57 – 58 cm22 7/16 – 22 3/4 in
LG59 – 60 cm23 1/8 – 23 5/8 in
XL61 – 62 cm24 – 24 3/8 in
2XL63 – 64 cm24 3/4 – 25 3/16 in
3XL 65 – 66 cm25 9/16 – 26 in
4XL67 – 68 cm26 3/8 – 26 3/4 in
motorcycle helmet size chart from Scorpion Helmets-information are provided by the manufacturer

Sedici Helmet size chart

motorcycle helmet size chart-Sedici Helmet size chart
Sedici Helmet size chart

For all Helmet Models

2XS51 – 52 cm20.1-20.5 in
XS 53 – 54 cm20.9-21.3 in
SM 55 – 56 cm21.7-22.0 in
MD56 – 57 cm22.4-22.8 in
LG58 – 59 cm23.2-23.6 in
XL60 – 61 cm24.0-24.4 in
2XL62 – 63 cm24.8-25.2 in
3XL 64 – 65 cm25.6-26.0 in
4XL66 – 67 cm26.4-26.8 in
5XL67 – 68 cm27.0-27.5 in
motorcycle helmet size chart from Sedici Helmets-information are provided by the manufacturer

Shark Helmet size chart

motorcycle helmet size chart-Shark Helmet size chart
Shark Helmet size chart

RACE-R PRO GP 06, RACE-R PRO GP FIM, SPARTAN GT PRO CARBON,
SPARTAN RS CARBON, SPARTAN RS, SKWAL i3, D-SKWAL 3, RIDILL 2

XS 53 – 54 cm20.87-21.26 in
S 55 – 56 cm21.65-22.05 in
M57 – 58 cm22.44-22.83 in
L59 – 60 cm23.23-23.62 in
XL61 – 62 cm24.02-24.41 in
XXL63 – 64 cm24.80-25.20 in
motorcycle helmet size chart from Shark Helmets-information are provided by the manufacturer

Simpson Helmet size chart

motorcycle helmet size chart-Simpson Helmet size chart
Simpson Helmet size chart

Ghost Bandit, M30, M50, MOD Bandit, Outlaw Bandit, Speed Bandit

XS 52 – 54 cm20.4 – 21.1 in
S 54 – 56 cm21.1 – 22 in
M56 – 58 cm22 – 22.7 in
L58 – 60 cm22.7 – 23.5 in
XL60 – 62 cm23.5 – 24.2 in
XXL62 – 64 cm24.2 – 25 in
motorcycle helmet size chart from Simpson Helmets-information are provided by the manufacturer

Shoei Helmets size chart

motorcycle helmet size chart-Shoei Helmets size chart
Shoei Helmets size chart

For all their Models

XS53-54 cm20 7/8 – 21 1/4 in
S55-56 cm21 5/8 – 22 in
M57-58 cm22 1/2 – 22 7/8 in
L59-60 cm23 1/4 – 23 5/8 in
XL61-62 cm24 – 24 3/8 in
XXL63-64 cm24 3/4 – 25 1/8 in
XXXL65-66 cm25 5/8 – 26 in
motorcycle helmet size chart from Shoei Helmets-information are provided by the manufacturer

Thor Helmet size chart

motorcycle helmet size chart-Thor Helmet size chart
Thor Helmet size chart

For all Adult Helmets

XS53-54 cm20 7/8 – 21 1/4 in
S55-56 cm21 3/8 – 22 in
M57-58 cm22 1/8 – 22 7/8 in
L59-60 cm23 1/2 – 23 7/8 in
XL61-62 cm24 – 24 1/2 in
2XL63-64 cm24 5/8 – 25 1/2 in
3XL65-66 cm25 5/8 – 26 in
4XL67-68 cm26 3/8 – 26 3/4 in
motorcycle helmet size chart from Thor Helmets-information are provided by the manufacturer

X lite Helmet size chart

motorcycle helmet size chart-X lite Helmet size chart
X lite Helmet size chart

X-803 Helmet, X-903 Helmet also available in 3XL

2XS54 cm21 1/4 in
XS55 cm21 5/8 in
S56 cm22 in
M58 cm22 3/4 in
L60 cm23 1/2 in
XL62 cm24 3/8 in
2XL64 cm25 1/8 in
3XL65 cm25 1/2 in
motorcycle helmet size chart from X lite Helmets-information are provided by the manufacturer

And Now?

Now you know the motorcycle helmet size charts of all popular brands.

Do you already have a specific type of helmet in mind? Or are you curious about the different types of motorcycle helmets and want to know which one best suits your needs? Find out more >>click here<<

Do you know what kind of helmet you want? Great!
But do you know what safety certifications are available and if your helmet is safe enough? For more details >>click here<<

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Reinhold S.

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