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Guide

How Much Does a Sword Weigh?

Less than you think. A typical knightly sword weighs 1–1.4 kg (about 2.2–3 lb), a longsword 1.3–1.8 kg, and even a great two-handed sword rarely goes over 3 kg. Below: a weight table, the heaviest cases and why so many people believe medieval swords weighed ten kilograms or more.

Medieval sword weight at a glance

The ranges describe typical swords of each type — museum originals and good replicas alike. A single sword may fall outside them, but not by much: a sword was a tool meant to be fast, not heavy.

Type of swordOverall lengthWeightPoint of balance from the guard
Viking sword (8th–11th c.)85–95 cm1.0–1.4 kg12–15 cm
One-handed knightly sword (11th–14th c.)85–100 cm1.0–1.4 kg10–15 cm
Longsword / bastard sword (14th–16th c.)115–130 cm1.3–1.8 kg7–12 cm
Two-handed sword (15th–16th c.)135–170 cm2.0–3.0 kg12–18 cm
Falchion, messer80–100 cm0.9–1.4 kg11–20 cm
Medieval dagger30–46 cm0.3–0.55 kg2–6 cm

How much did a knight's sword weigh

A knight of the 11th–14th century fought with a one-handed sword of 1.0–1.4 kg, with a shield in the other hand. He had to be able to swing it through a whole battle, mounted and on foot, and every extra few grams went straight into a tired shoulder.

The Teutonic Knights at Grunwald in 1410 fought with the same swords as the Polish knights facing them: one-handed swords and longswords, usually weighing 1.1–1.6 kg. The military orders had no heavier swords of their own — the difference was in the mantle, not the blade.

The heaviest swords

The heaviest fighting swords are the two-handers of the 15th and 16th centuries. The sword attributed to William Wallace is about 163 cm long and weighs about 2.7 kg — in its present form, after later alterations.

Parade swords, carried before rulers in processions and ceremonies, could be heavier. They were never used in combat, so there was no reason to keep their weight down.

Where the heavy sword myth comes from

Stories of swords weighing 10 or 15 kilograms come from 19th-century ideas of a 'crude' Middle Ages, from decorative replicas cast thick and without taper, and from films in which a sword has to look menacing rather than work. A five-kilogram sword would exhaust a swordsman within a minute.

There is a second reason: how heavy a sword feels depends more on its balance than on its weight. Two swords of identical weight can behave completely differently — one balanced close to the guard feels light; one balanced far down the blade drags the arm forward.

Why replicas weigh more than originals

Many modern replicas have thicker blades with less distal taper than the originals — it is cheaper to make and more forgiving of heat-treatment mistakes. The result is a few hundred grams more. When choosing a sword, look at the point of balance as well as the weight; a good longsword has it 7–12 cm from the guard.

Our swords on the scale

Length and weight of the swords in the armoury right now — taken straight from their specifications.

SwordOverall lengthWeight
Templar Longsword “Baldwin”122 cm1.75 kg
Bastard Sword “Zawisza”128.5 cm1.85 kg
Bosworth Longsword120 cm1.305 kg
Templar Longsword “Montgisard”132 cm1.72 kg
Longsword “Olbracht”132 cm1.72 kg

Frequently asked

How much does a medieval sword weigh?
Usually between 1 and 1.8 kg (about 2.2–4 lb): a one-handed sword 1.0–1.4 kg, a longsword 1.3–1.8 kg. Two-handed swords are the exception at 2–3 kg.
How much does a two-handed sword weigh?
A fighting two-handed sword typically weighs 2–3 kg at a length of 135–170 cm. Heavier examples are usually parade swords.
How much did a knight's sword weigh?
A one-handed knightly sword of the 11th–14th centuries usually weighed 1.0–1.4 kg; the later longswords 1.3–1.8 kg.
What is the heaviest sword?
Among fighting swords the heaviest are two-handers of up to about 3 kg — the sword attributed to William Wallace weighs about 2.7 kg. Only parade swords, which were never used in combat, were heavier.