Brand size guide

Next boys' suit sizes

Next's published boys' size chart in cm, dated and sourced, plus every Next suit we compare, with dated prices.

10 sizes in the chart 5 suits compared £48–£75 checked 10 Nov 2026

Next size chart

Next boys' suit size chart in cm
Size	Fits height up to	Chest	Waist
2–3 yrs	98 cm	53 cm	52 cm
3–4 yrs	104 cm	55 cm	54 cm
4–5 yrs	110 cm	57 cm	54 cm
5–6 yrs	116 cm	59 cm	55 cm
6–7 yrs	122 cm	61 cm	56 cm
7–8 yrs	128 cm	63 cm	57 cm
9–10 yrs	140 cm	68 cm	61 cm
11–12 yrs	152 cm	74 cm	66 cm
13–14 yrs	164 cm	80 cm	71 cm
15–16 yrs	176 cm	86 cm	76 cm

Checked 10 Nov 2026 Transcribed from Next's online boys' size guide. Sizes rounded to whole cm.

Next boys' suits, marketplace listings last
Suit	Fits height	Price	Checked	Where to buy
Blue Chino-Style Suit Set Next, jacket + trousers	86–98 cm	£48 est.	Checked 10 Nov 2026	Check price at Next (opens in a new tab)
Navy Slim-Fit Two-Piece Suit Next, jacket + trousers , slim fit Jacket and trousers only, add a shirt and tie.	98–110 cm	£52 est.	Checked 10 Nov 2026	Check price at Next (opens in a new tab)
Grey Three-Piece Suit Next, jacket + trousers + waistcoat	122–134 cm	£62 est.	Checked 10 Nov 2026	Check price at Next (opens in a new tab)
Cream Wedding Four-Piece Set Next, jacket + trousers + waistcoat + tie	98–116 cm	£68 est.	Checked 10 Nov 2026	Check price at Next (opens in a new tab)
Black Tuxedo Set Next, jacket + trousers + bow-tie , slim fit	146–170 cm	£75 est.	Checked 10 Nov 2026	Check price at Next (opens in a new tab)

est. = guide price from the retailer's listing, not a live price. "Checked" shows when we last saw the price at the retailer.