Cost of Living Comparison Between Montreal and Portsmouth, Dominica
For one person, living is cheaper in Portsmouth: $922 a month against $2,067 in Montreal, rent and utilities included – about $13,700 less a year. Rent and utilities account for most of the difference.
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Montreal Living Index100Cost of Living Index in MontrealLearn more
How much you'll spend in Montreal and in Portsmouth
Real prices from locals and on-the-ground checks – rent, groceries, transit and the daily extras. Here's what a month in Montreal and in Portsmouth actually costs, broken down by who's living it.
A single person spends $2,067 per month in Montreal vs $922 in Portsmouth, rent included.
- Montreal $2,067
- Portsmouth $922
A couple spends around $3,179 per month in Montreal vs $1,637 in Portsmouth, rent included.
- Montreal $3,179
- Portsmouth $1,637
A family of three spends $4,291 per month in Montreal vs $2,352 in Portsmouth, rent included.
- Montreal $4,291
- Portsmouth $2,352
Montreal costs about 124% more than Portsmouth, and outside of rent the biggest gap is in eating out.
Montreal sits 53% above the global median, while Portsmouth is 32% below – they fall on opposite sides of the world average.
CityCost data is based on AI and user input – minor inaccuracies may occur.
Last update for Montreal: November 3, 2026
Last update for Portsmouth: November 1, 2026
Cost Breakdown
A central one-bedroom costs $1,298 in Montreal versus $257 in Portsmouth. Rent is usually the largest line item in a monthly budget, so the gap here sets the tone for the overall comparison.
Salaries in Montreal are about 4.6 times higher. Purchasing power depends on which expenses matter most to you.
A mid-range dinner for two costs $73 in Montreal versus $55 in Portsmouth. Monthly groceries follow the same trend: $357 vs $289 – making Portsmouth the more affordable choice for daily food spending.
- Montreal Portsmouth 3,510 km ≈ 5 h nonstop flight
- Montreal
- Portsmouth
Distances are measured in a straight line. Your location is detected approximately.
City Median Internet Speeds Comparison (Updated April 2026)
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