How do MailerLite and SparkPost prices compare?

MailerLite: custom or unlisted usage pricing at 10,000 subscribers. SparkPost: $80/month on Growth at 100,000 emails. Different billing units are not an equal-workload comparison. Estimates exclude unlisted add-ons and taxes.

What matters for transactional email?

Review SMTP or API integration, domain authentication, bounce and complaint events, suppression handling and delivery-log retention.

Can I compare marketing and agent email by sends?

Only when the published plan actually bills by sends. Contacts, subscribers and inboxes stay in their own billing units.

What features and free access does MailerLite list?

Email marketing, Automation, Budget friendly. Free access: Limited free plan. Check plan-specific availability and current terms on the provider's official pricing page.

What features and free access does SparkPost list?

Deliverability analytics, Enterprise scale, Predictive signals. Free access: Trial availability varies. Check plan-specific availability and current terms on the provider's official pricing page.

Email APIs · side by side

MailerLite vs SparkPost

Compare MailerLite, 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.

MailerLite

Number of subscribers

10K

SparkPost

Monthly emails

100K

MailerLite

Custom / not listed

Custom / unlisted usage pricing · 10K subscribers

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	MailerLite	SparkPost
Provider	MailerLite	Bird
Billing unit	subscribers	emails
Plan at selected usage	Custom / unlisted usage pricing	Growth
Monthly estimate	Custom / not listed	$80/mo
Workload	10K subscribers	100K emails
Free access	Limited free plan	Trial availability varies
Published plans	Free, Comfort, Power, Enterprise	Free, Startup, Growth, Enterprise
Prices checked	2026-10-08	2026-10-08

Provider

MailerLite: MailerLite
SparkPost: Bird

Billing unit

MailerLite: subscribers
SparkPost: emails

Plan at selected usage

MailerLite: Custom / unlisted usage pricing
SparkPost: Growth

Monthly estimate

MailerLite: Custom / not listed
SparkPost: $80/mo

Workload

MailerLite: 10K subscribers
SparkPost: 100K emails

Free access

MailerLite: Limited free plan
SparkPost: Trial availability varies

Published plans

MailerLite: Free, Comfort, Power, Enterprise
SparkPost: Free, Startup, Growth, Enterprise

Prices checked

MailerLite: 2026-10-08
SparkPost: 2026-10-08

Email APIs monthly cost

MailerLite: Not pricedSparkPost: $80

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.