Side-by-side city decision # Ulsan vs Cartagena. A direct comparison of monthly costs, connectivity, safety, quality of life and remote-work fit. Share comparison Copy link UlsanSouth Korea3/6 VS CartagenaColombia2/6 $1,045Ulsan monthly budget $1,435Cartagena monthly budget 320 MbpsUlsan internet 150 MbpsCartagena internet Decision summary Ulsan Ulsan leads on more of the six headline signals. Cost Best budget Ulsan Speed Fastest internet Ulsan Vibe Best nomad vibe Cartagena Safety Highest safety Ulsan Air Cleanest air Tie Walk Most walkable Cartagena Quick read ## Two cities at a glance The headline numbers before you examine the full comparison. [Ulsan](https://jobicy.com/cost-of-living/south-korea/ulsan.md) South Korea 3/6 Budget$1,045 Internet320 Mbps Vibe6/10 [Cartagena](https://jobicy.com/cost-of-living/colombia/cartagena.md) Colombia 2/6 Budget$1,435 Internet150 Mbps Vibe8/10 Full comparison ## Compare what matters Green marks the stronger numeric result. Text-only categories are presented without a winner. Differences only ### Monthly budget and costs 7 signals MetricUlsanCartagena Total estimated budget $1,045 $1,435 1-bed center rent $500 $850 Coworking desk $180 $180 Local meal $7.5 $6.5 Cappuccino $4.1 $2.4 Gym membership $45 $45 Transport budget $55 $65 ### Work and infrastructure 2 signals MetricUlsanCartagena Internet speed 320 Mbps 150 Mbps Nomad vibe 6/10 8/10 ### Quality of life 5 signals MetricUlsanCartagena Safety index 84/100 48/100 Air quality 68/100 68/100 Walkability 6/10 7/10 Female safety 8/10 5/10 LGBTQ+ friendly 4/10 6/10 ### Culture and climate 4 signals MetricUlsanCartagena Healthcare quality Excellent Good English proficiency Basic Basic Climate type Humid continental with monsoon influence Tropical savanna Best time to visit Apr - Jun Dec - Mar Beyond the numbers ## What each city asks you to trade Costs and scores help narrow the choice. These practical strengths and limitations finish the picture. [Ulsan](https://jobicy.com/cost-of-living/south-korea/ulsan.md) South Korea → ### Strengths * Fast, reliable fiber internet and widespread 5G * Lower rents than Seoul and Busan * Very safe streets and efficient everyday services * Excellent hospitals and modern infrastructure * Beautiful coastal walks, mountains, and parks * Affordable Korean food and convenient delivery culture ### Trade-offs * Limited English outside major hotels and institutions * Smaller international and digital-nomad community * Industrial character and air-quality fluctuations * Car-oriented layout in many outer districts * Fewer dedicated coworking spaces than larger cities * Hot humid summers and cold windy winters ### Common visa routes * Korea Digital Nomad (Workation) Visa * Visa-free entry or short-term tourist visa * D-8 Corporate Investment or other long-stay visa [Cartagena](https://jobicy.com/cost-of-living/colombia/cartagena.md) Colombia → ### Strengths * Beautiful colonial architecture and Caribbean beaches * Strong restaurant, nightlife, and cultural scene * Affordable local food and ride-hailing * Reliable fiber internet in central neighborhoods * International airport close to the city center * Growing remote-worker and expat community ### Trade-offs * Persistent heat and high humidity * Petty theft and tourist scams require vigilance * Short-term rents rise sharply in high season * Traffic, noise, and street vendors can be intense * English is limited outside tourist-facing businesses * Rainy-season flooding can disrupt local travel ### Common visa routes * Visa-free entry for eligible nationalities, typically 90 days * Tourist stay extension for up to an additional 90 days * Colombia Digital Nomad Visa for eligible remote workers Reading the result ## Use this as a planning benchmark The headline score compares six directional signals. It does not weight personal priorities, visa eligibility, household size or individual lifestyle choices. Costs are monthly estimates, not guaranteed prices. Higher is better for quality scores and connectivity. Lower is better for budgets and individual expenses.