Glen of Imaal Terrier vs King Charles Spaniel

Choosing between Glen of Imaal Terrier and King Charles Spaniel? They are a similar size, so the real deciding factors are lifestyle and temperament: Glen of Imaal Terrier is the higher-energy of the two, while King Charles Spaniel is happier with a calmer routine. Below we break down exactly how the two breeds compare on the things that shape daily life with a dog, so you can see which one is the better fit for your home, family and routine.

Glen of Imaal Terrier vs King Charles Spaniel: full comparison

TraitGlen of Imaal TerrierKing Charles Spaniel
SizeSmallSmall
Energy levelMediumLow
TrainabilityMediumMedium
FriendlinessHighHigh
Good with childrenVery HighHigh
Grooming needsMediumMedium
SheddingMediumMedium
BarkingLowLow
ProtectivenessLowLow
AdaptabilityHighHigh
Typical lifespan14 years12 years
HypoallergenicNoNo

Size and living space

The Glen of Imaal Terrier is a small dog that suits apartments and smaller homes well and needs little floor space. By comparison, the King Charles Spaniel is a small dog that suits apartments and smaller homes well and needs little floor space. Because they are a similar size, neither has a clear space advantage — both will suit the same kind of home.

Exercise and energy needs

The Glen of Imaal Terrier thrives on daily walks plus a bit of active play. The King Charles Spaniel needs light but regular activity to stay content. If you have a busy schedule, the lower-energy of the two will be easier to keep satisfied; if you are active and want a dog to keep up, the higher-energy breed is the better match.

Grooming and shedding

The Glen of Imaal Terrier needs consistent brushing to keep the coat healthy and sheds moderately, with heavier blowouts as the seasons turn. The King Charles Spaniel needs consistent brushing to keep the coat healthy and sheds moderately, with heavier blowouts as the seasons turn. Grooming upkeep is similar for both.

Temperament, training and family life

The Glen of Imaal Terrier picks things up at a fair pace with steady practice, speaks up only now and then and is renowned for its patience and gentleness with children. The King Charles Spaniel picks things up at a fair pace with steady practice, speaks up only now and then and is reliably good with children and a solid family choice. On guarding instinct, Glen of Imaal Terrier is not a natural guard and greets visitors warmly, whereas King Charles Spaniel is not a natural guard and greets visitors warmly.

Which is better for…

Which should you choose?

Choose the Glen of Imaal Terrier if you want a longer-lived breed, you want the more child-friendly companion, or you want a more energetic partner for sport and adventure.

Choose the King Charles Spaniel if you want a calmer, lower-energy companion.

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Frequently asked questions

Is the Glen of Imaal Terrier or the King Charles Spaniel better for families with children?
The Glen of Imaal Terrier tends to be the more naturally child-friendly of the two, though both can do well in family homes with early socialization.
Which sheds more, the Glen of Imaal Terrier or the King Charles Spaniel?
The Glen of Imaal Terrier and King Charles Spaniel shed a similar amount (medium).
Which is easier to train, the Glen of Imaal Terrier or the King Charles Spaniel?
Both breeds have comparable trainability. Consistency and positive reinforcement work well for each.
Is Glen of Imaal Terrier or King Charles Spaniel bigger?
Glen of Imaal Terrier and King Charles Spaniel are a similar size (Small).
Which barks more, Glen of Imaal Terrier or King Charles Spaniel?
Both bark a similar amount (low).
Which is better for apartment living, Glen of Imaal Terrier or King Charles Spaniel?
For apartment or apartment living, King Charles Spaniel has the edge, thanks to its size, quieter nature and more manageable energy.

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