What size should I get in Nike Air Monarch IV?

Shoe Fit calculates your millimeter shoe cavity to recommend your exact size in the Nike Air Monarch IV by comparing against shoes you already own.

NikeMen's

Air Monarch IV

Fit verdict, size conversion guide, and millimeter measurements.

Find Your Size

Fit Analysis & Sizing Advice

Order Your Standard Size

This shoe fits consistent with standard sizing charts. You can comfortably order your usual sneaker size.

Runs Small (–8mm)True to SizeRuns Large (+8mm)

Snug / 1 Size UpStandard fitRoomy / 1 Size Down

Width: Standard Width (Medium). Conforms to standard medium width.

Community Fit Consensus

Aggregated feedback from verified shoe owners

3.9

(2,302 ratings)

86% of wearers report this shoe fits True to Size.

Length Distribution

Runs Small10%

True to Size86%

Runs Large4%

Width Distribution

Runs Narrow8%

Standard Width90%

Runs Wide2%

Complete Size Chart

Showing 38 sizes

EU	US (M)	UK	Foot Length	Cavity Length
35.5	3.5	3	21.6 cm	231.76 mm
36	4	3.5	22.0 cm	235.76 mm
36.5	4.5	4	22.4 cm	239.76 mm
37.5	5	4.5	22.9 cm	244.76 mm
38	5.5	5	23.3 cm	248.76 mm
38.5	6	5.5	23.7 cm	252.76 mm
39	6.5	6	24.1 cm	256.76 mm
40	7	6	24.5 cm	260.76 mm
40.5	7.5	6.5	25.0 cm	265.76 mm
41	8	7	25.4 cm	269.76 mm
42	8.5	7.5	25.8 cm	273.76 mm
42.5	9	8	26.2 cm	277.76 mm
43	9.5	8.5	26.7 cm	282.76 mm
44	10	9	27.1 cm	286.76 mm
44.5	10.5	9.5	27.5 cm	290.76 mm
45	11	10	27.9 cm	294.76 mm
45.5	11.5	10.5	28.3 cm	298.76 mm
46	12	11	28.8 cm	303.76 mm
47	12.5	11.5	29.2 cm	307.76 mm
47.5	13	12	29.6 cm	311.76 mm
48	13.5	12.5	30.0 cm	315.76 mm
48.5	14	13	30.5 cm	320.76 mm
49	14.5	13.5	30.9 cm	324.76 mm
49.5	15	14	31.3 cm	328.76 mm
50	15.5	14.5	31.7 cm	332.76 mm
50.5	16	15	32.2 cm	337.76 mm
51	16.5	15.5	32.6 cm	341.76 mm
51.5	17	16	33.0 cm	345.76 mm
52	17.5	16.5	33.4 cm	349.76 mm
52.5	18	17	33.9 cm	354.76 mm
53	18.5	17.5	34.3 cm	358.76 mm
53.5	19	18	34.7 cm	362.76 mm
54	19.5	18.5	35.1 cm	366.76 mm
54.5	20	19	35.5 cm	370.76 mm
55	20.5	19.5	36.0 cm	375.76 mm
55.5	21	20	36.4 cm	379.76 mm
56	21.5	20.5	36.8 cm	383.76 mm
56.5	22	21	37.2 cm	387.76 mm

Frequently Asked Questions

Does the Nike Air Monarch IV run big or small?

Yes, this shoe runs true to size. You should order your typical shoe size. This shoe fits consistent with standard sizing charts. You can comfortably order your usual sneaker size.

How does Shoe Fit determine shoe sizing?

Shoe Fit calculates the real-world interior shoe cavity in millimeters combined with real owner feedback, rather than relying on arbitrary brand charts.

Find Your Exact Size

Already own a shoe that fits well? Shoe Fit cross-references its internal cavity against the Nike Air Monarch IV to give you your personalized size.

Instant recommendation

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Model Details

BrandNike

ModelAir Monarch IV

Gender SpecMen's

Sizes Offered38 sizes

Community Rating3.9 ★ (2302 votes)