Email APIs · side by side
Smartlead vs SparkPost
Compare Smartlead, SparkPost by sending volume, delivery webhooks, inbound email, domain limits and retention.
Email APIs pricing calculator
These providers bill in different units. Each estimate uses its own workload; there is no same-volume price winner.
Smartlead
SparkPost
Smartlead
$94 / mo
Pro · 10K leads
SparkPost
$80 / mo
Growth · 100K emails
Listed USD plan fees and tracked usage only. Unlisted compute, transfer, extras, taxes and contract terms are excluded. Custom or unsupported plan usage is not estimated.
Email APIs overview & pricing
| Email APIs | Smartlead | SparkPost |
|---|---|---|
| Provider | Smartlead | Bird |
| Billing unit | leads | emails |
| Plan at selected usage | Pro | Growth |
| Monthly estimate | $94/mo | $80/mo |
| Workload | 10K leads | 100K emails |
| Free access | Trial | Trial availability varies |
| Published plans | Base, Pro, Unlimited Smart, Unlimited Prime, SmartServices Growth, SmartServices Scale | Free, Startup, Growth, Enterprise |
| Prices checked | 2026-10-08 | 2026-10-08 |
- Smartlead
- Smartlead
- SparkPost
- Bird
- Smartlead
- leads
- SparkPost
- emails
- Smartlead
- Pro
- SparkPost
- Growth
- Smartlead
- $94/mo
- SparkPost
- $80/mo
- Smartlead
- 10K leads
- SparkPost
- 100K emails
- Smartlead
- Trial
- SparkPost
- Trial availability varies
- Smartlead
- Base, Pro, Unlimited Smart, Unlimited Prime, SmartServices Growth, SmartServices Scale
- SparkPost
- Free, Startup, Growth, Enterprise
- Smartlead
- 2026-10-08
- SparkPost
- 2026-10-08
Email APIs monthly cost
Different workloads, separate estimates
Separate transactional delivery from campaigns, outreach and agent inboxes. Compare monthly sends and daily caps; contacts, seats and inboxes are not sending allowances. Budget separately for dedicated IPs, validation and attachments.
Email APIs feature comparison
| Email APIs | Smartlead | SparkPost |
|---|---|---|
| Sending domains | Not listed | 1,000 |
| Emails / month | Not listed | 100K to 2.5M |
| Webhook endpoints | Not listed | 10 |
| Sending IP | Not listed | Dedicated IPs (add-on) |
- Smartlead
- Not listed
- SparkPost
- 1,000
- Smartlead
- Not listed
- SparkPost
- 100K to 2.5M
- Smartlead
- Not listed
- SparkPost
- 10
- Smartlead
- Not listed
- SparkPost
- Dedicated IPs (add-on)
Which email providers fit your needs?
Smartlead features & plan notes
- Multiple sending accounts
- Lead routing
- Master inbox
- 30,000 contacts
- 90,000 Email sends
- 30,000 Verified Emails
- Warmup Pool: Growth tier (Add-on $59/month)
- Unlimited email accounts
- CRM Access: Add-on @$39
- Clients / Workspace: Add-on @$29
SparkPost features & plan notes
- Deliverability analytics
- Enterprise scale
- Predictive signals
- 10 webhook endpoints
- 1,000 sending domains
- Dedicated IPs (add-on)
How to compare email providers
Separate transactional delivery from campaigns, outreach and agent inboxes. Compare monthly sends and daily caps; contacts, seats and inboxes are not sending allowances. Budget separately for dedicated IPs, validation and attachments.
Browse Email APIs pricing