BreedCost

Chihuahua vs St. Bernard Cost Comparison 2026

Chihuahua costs $1,160/yr vs $3,140/yr for St. Bernard. Over a lifetime: $20,360 vs $31,910. Here's where the money goes.

Chihuahua

$20,360

lifetime (16 yrs)

Lifetime Difference

$11,550

Chihuahua costs less

St. Bernard

$31,910

lifetime (9 yrs)

Cost Breakdown

Category Chihuahua St. Bernard Winner
Purchase Price $400–$1,500 $1,000–$3,000 Chihuahua
Annual Food $180 $1,140 Chihuahua
Routine Vet Care $420 $700 Chihuahua
Grooming $40 $120 Chihuahua
Pet Insurance $20–$45/mo $50–$100/mo Chihuahua
Supplies & Training $220 $500 Chihuahua
Total Annual Cost $1,160 $3,140 Chihuahua
Lifetime Cost $20,360 $31,910 Chihuahua

Chihuahua Cost Profile

Size
small
Lifespan
16 years
Purchase Price
$400–$1,500
Annual Cost
$1,160/yr
Lifetime Total
$20,360
Full Chihuahua Cost Breakdown →

St. Bernard Cost Profile

Size
giant
Lifespan
9 years
Purchase Price
$1,000–$3,000
Annual Cost
$3,140/yr
Lifetime Total
$31,910
Full St. Bernard Cost Breakdown →

Bottom Line

Chihuahua costs $1,980/yr less than St. Bernard ($1,160 vs $3,140). Over a lifetime, that gap compounds to a $11,550 difference.