Sistava vs Smartlead

AI Sales Agents

Smartlead vs Sistava

Smartlead is cold email infrastructure aimed at the technical end of the market. Unlimited mailbox rotation, unlimited warmup, a master inbox and, most distinctively, an API and webhook surface deep enough that agencies build their own tooling on top of it. Bootstrapped out of Sydney since 2022. Sistava competes on the outcome rather than the channel: an SDR employee that researches, writes and follows up, working alongside teammates who own everything the sequence cannot.

Profile

Pricing: Basic from $39/mo (2,000 active leads, 6,000 emails), Pro $94/mo, scaling to around $174/mo for 30,000 active leads. Agency and white-label tiers above that.
Founded: 2022, Sydney, by Vaibhav Namburi
Funding: Bootstrapped, no outside funding
Focus: Cold email infrastructure with unlimited mailbox rotation and a strong API

Why Sistava

Sistava staffs the full motion: outreach, inbound handling, CRM hygiene and reporting as separate employees on one team. Smartlead owns the sending layer.
Sistava employees hold layered memory across channels, so a call, an email and a task share context. Smartlead personalises from campaign variables and list data.
Sistava is configured in plain English through conversational onboarding. Smartlead rewards technical users who wire it through the API.
Sistava runs durable execution with an inspector on every step. Smartlead reports on sends, opens, replies and deliverability health.
Sistava adds a leader, a shared board and sprints with a written review, so outbound has an owner and a cadence rather than a campaign that runs until someone checks.

Feature Comparison

Feature	Smartlead	Sistava
	✗	✓
	✗	✓
	Outbound email	Sales, Marketing, Support, Ops
	Unlimited rotation and warmup	Standard sending
	Strong, a core selling point	REST, MCP, A2A, webhooks
	✓	✓
	✗	✓
	✗	✓
	✗	✓
	Campaign and list data	Layered short-term, long-term, graph
	✗	✓
	✗	✓
	$39/mo to $174/mo by lead volume	Free (2,000 lifetime credits) + $49/mo