The Distinction Most Business Owners Overlook
When evaluating VA services, "dedicated" and "shared" refer to how the VA's time is allocated — not just to you, but across their client portfolio. The distinction matters enormously for response time, task depth, and how much context the VA can build around your business.
According to a 2024 survey by the International Virtual Assistants Association, 58% of business owners who reported dissatisfaction with their VA service were on shared-hour arrangements but expected dedicated-level responsiveness. The mismatch in expectations, not the service quality itself, was the core problem.
What Shared Hours Means
In a shared-hour model, one VA works with multiple clients simultaneously or in close rotation. Agencies using this model typically assign each VA 3–6 clients at a time, distributing available hours across all accounts.
What you get:
- Access to a VA during specified windows (often business hours in a set time zone)
- Completion of tasks submitted via a queue or request portal
- Typically 2–6 hour response times depending on concurrent client load
- Lower monthly cost than dedicated arrangements
What you do not get:
- The VA's exclusive focus during any given hour
- Guaranteed response within minutes
- Deep familiarity with your business voice, preferences, or context that builds over time
Shared-hour arrangements work well for low-volume, queue-able tasks: data entry, research requests, content formatting, appointment scheduling from a provided list. They are poorly suited for roles that require real-time responsiveness or judgment calls.
What Dedicated Hours Means
In a dedicated arrangement, the VA's agreed-upon hours are reserved exclusively for your account. A VA working 20 dedicated hours per week for your business is not simultaneously servicing other clients during those hours.
What you get:
- Exclusive attention during contracted hours
- Response times that can be held to 30–60 minutes within working hours
- Accumulated context: the VA learns your systems, preferences, and communication style over time
- The ability to give complex, multi-step instructions that require follow-up
What you do not get:
- Availability outside contracted hours without overtime or advance arrangement
- A cheaper price — dedicated arrangements typically carry a 25–50% premium over shared-hour equivalents
The Cost Comparison
Shared-hour arrangements typically price out at $10–$18/hour for offshore VAs, or $250–$600/month for defined task bundles. Dedicated arrangements run $15–$30/hour offshore or $800–$2,500/month for 20–40 hours per week.
The premium for dedicated access is real, but so is the productivity difference. Research by Time Doctor in 2023 found that workers in dedicated client roles completed complex task sequences 40% faster than those rotating across accounts, largely because they spent less time re-reading context before each task.
How to Choose
Ask yourself two questions:
How time-sensitive are my tasks? If your VA handles customer inquiries, scheduling, or anything with a real-time business impact, shared hours are a liability. A 4-hour response window on a client email is not acceptable in most service contexts.
How much context does the work require? Routine, self-contained tasks (pull competitor pricing, format a spreadsheet, update a contact record) do not require context accumulation. Ongoing inbox management, executive support, or client communication require a VA who knows your business — and that knowledge only develops in a dedicated relationship.
Hybrid Models
Some agencies offer a middle path: a small dedicated block (10 hours/week exclusive) plus shared overflow capacity for surge periods. This is cost-effective for businesses with a consistent low-volume core load and occasional spikes.
If you are unsure which model fits your business, start with a project-based trial before committing to either structure. The trial will reveal whether your tasks are queue-able or context-dependent.
Stealth Agents offers both dedicated and shared-hour arrangements, with clear documentation of what each includes so you know exactly what you are purchasing.
Sources
- International Virtual Assistants Association, Client Satisfaction Survey, 2024
- Time Doctor, Remote Worker Productivity Report, 2023
- Belay Solutions, Virtual Assistant Market Pricing Guide, 2024