Mailchimp vs Klaviyo: Best Email Marketing Platform?

Yes — Klaviyo has a one-click Mailchimp import that transfers subscribers, tags, and segments. The migration takes 30–60 minutes for most lists. Your automation workflows (sequences) need to be rebuilt in Klaviyo's interface. Plan 1–2 days for a full migration including rebuilding core automation flows.

Essential e-commerce email flows: (1) Welcome series (3 emails over 7 days — introduce brand, top products, social proof), (2) Abandoned cart (2–3 emails: reminder at 1hr, benefit focus at 24hrs, discount at 72hrs), (3) Post-purchase sequence (order confirmation, shipping update, review request at day 7, upsell at day 14), (4) Browse abandonment (viewed product, did not add to cart), (5) Win-back campaign for lapsed customers (90+ days inactive). These 5 flows drive 30–50% of total email revenue.

Average email open rates by industry in 2025: e-commerce 18–25%, SaaS 22–28%, nonprofits 25–30%, retail 18–22%. Open rates have become less reliable since Apple Mail Privacy Protection (2021) which pre-loads tracking pixels. Click rate (1.5–3% average) and revenue per email are more reliable performance metrics. Focus on click-to-open rate and direct revenue attribution rather than raw open rate.

Highest-ROI list growth tactics: (1) Exit-intent popup with 10–15% discount offer (converts 2–5% of visitors), (2) Quiz/assessment with personalised results (converts 30–50% who complete), (3) Gated content (free guide, checklist) in exchange for email, (4) Spin-to-win wheel popups (high engagement, 5–8% conversion), (5) SMS+email double opt-in at checkout. Prioritise list quality over size — engaged smaller lists outperform large unengaged ones.

Deliverability measures what percentage of your emails reach the inbox vs spam folder. Key deliverability factors: (1) Domain authentication (SPF, DKIM, DMARC records must be configured), (2) Sending reputation — avoid buying lists, maintain low bounce/complaint rates, (3) List hygiene — remove bounced and inactive addresses every 90 days, (4) Engagement rate — email providers reward lists with high open/click rates, (5) Send consistency — irregular large sends trigger spam filters. Aim for <0.1% spam complaint rate and <2% bounce rate.

For 5,000 subscribers: Mailchimp Essentials plan ~$75/month (unlimited sends). Klaviyo ~$100/month. At this list size the cost difference is modest. The real pricing difference emerges at scale — at 50,000 subscribers, Mailchimp Standard is ~$350/month while Klaviyo is ~$700/month. Klaviyo's higher price reflects its e-commerce-specific features and revenue attribution that justifies the cost for stores generating significant email revenue.