Comparison · Updated February 28, 2026
Thunder vs Avada SEO Suite
A speed specialist versus an all-in-one SEO powerhouse. We compare features, pricing, and performance — so you can decide which app your Shopify store actually needs.
8.4%
more conversions
per 0.1s faster
90%
more bounce
at 5s load time
+53%
revenue/visitor
after CWV fixes
Every millisecond counts. Stores that load 0.1s faster see 8.4% more conversions (Google/Deloitte, 37 brands). Speed is also a Google ranking factor — faster stores get more organic traffic.
⚡ Quick Verdict
If page speed is your #1 priority, Thunder is the better choice — its deep diagnostics (app script scanning, per-app impact reports, Core Web Vitals monitoring) go far beyond what Avada's bundled speed features offer. Thunder fixes the root cause of most Shopify speed issues at a fraction of the cost. Avada is excellent for SEO (meta tags, structured data, redirects), but its speed features are basic compared to a specialist. Pro tip: The ideal setup for many stores is Thunder for speed + Avada for SEO.
Overview
⚡ Thunder Page Speed Optimizer
- • Rating: Rated 4.6★ by Shopify store owners
- • Focus: Maximum speed improvement with smart diagnostics & Core Web Vitals monitoring
- • Pricing: Free plan, paid from $19.99/mo (7-day free trial)
- • Unique feature: Per-app speed diagnostics — shows exactly what's slowing your store
🔮 Avada SEO Suite
- • Rating: 4.9★ (7,000+ reviews)
- • Focus: All-in-one SEO + speed optimization
- • Pricing: Free plan, paid from $34.95/mo
- • Unique feature: Full SEO suite with speed features bundled
Feature Comparison
| Feature | Thunder | Avada |
|---|---|---|
| Third-party app script scanner | ✓ | ✗ |
| Smart script deferral | ✓ | ~ |
| Lazy loading (images) | ✓ | ✓ |
| Lazy loading (videos/iframes) | ✓ | ~ |
| Core Web Vitals monitoring | ✓ | ✗ |
| Per-app speed impact reports | ✓ | ✗ |
| Image optimization/compression | ~ | ✓ |
| Google Fonts optimization | ✓ | ✓ |
| Preloading / preconnect | ✓ | ✓ |
| SEO meta tags management | ✗ | ✓ |
| Structured data / rich snippets | ✗ | ✓ |
| Broken link / 404 redirects | ✗ | ✓ |
| Image ALT tag automation | ✗ | ✓ |
| One-click optimization | ✓ | ✓ |
| No theme code changes | ✓ | ✓ |
| Free plan | ✓ | ✓ |
| Real-time speed dashboard | ✓ | ✗ |
⚡ 4.6★ · 59 reviews · 20,000+ stores optimized
Detailed Breakdown
Speed Optimization Depth
Avada is an SEO suite that includes speed features. Thunder is a speed optimizer and nothing else. That focus matters.
Thunder scans every installed Shopify app, measures each script's impact on your page load time, and produces per-app speed impact reports. It also provides real-time Core Web Vitals monitoring directly in your dashboard.
Avada's speed features include lazy loading, image optimization, Google Fonts optimization, and preloading. Solid fundamentals, but the same features you'll find in most speed apps. Avada doesn't analyze third-party scripts or tell you which apps are the problem.
SEO Features
This is where Avada dominates — full SEO toolkit: meta tag management, structured data/rich snippets, automatic image ALT tags, broken link detection, 404 redirects, and more. Thunder doesn't do SEO beyond speed.
The All-in-One Trade-Off
Avada is a Swiss Army knife. Thunder is a scalpel. Avada's speed features are good but not best-in-class. Thunder's speed features are its entire product — deeper optimization, more granular reporting, faster iteration on speed improvements.
Real Results From Thunder Users
Average improvement
+27
PageSpeed points
Faster load time
1.4s
average reduction
Setup time
30s
one-click install
Pricing Comparison
⚡ Thunder Pricing
- Free Plan$0/mo
- Basic script optimization, app scanner (limited)
- Shopify Plan$19.99/mo
- Full optimization, CWV monitoring, priority support
- Advanced Shopify Most Popular$29.99/mo
- Everything in Shopify + advanced features
- Shopify Plus$39.99/mo
- Enterprise features, dedicated support
All paid plans include a 7-day free trial
🔮 Avada Pricing
- Free Plan$0/mo
- Basic SEO + speed features
- Pro Plan$34.95/mo
- Full SEO suite, advanced speed, priority support
- Pro Max Plan$44.95/mo
- Unlimited image optimization, advanced structured data
- Advanced Plan$69.95/mo
- All features, unlimited usage, dedicated support
Thunder is significantly cheaper for speed. The smartest approach: Thunder for speed ($19.99/mo) + Avada free plan for basic SEO. All Thunder paid plans include a 7-day free trial.
⚡ 4.6★ · 59 reviews · 20,000+ stores optimized
Pros & Cons
⚡ Thunder
✓ Pros
- • Unique third-party app script scanner
- • Built-in Core Web Vitals monitoring
- • Per-app speed impact reports
- • More affordable ($19.99 vs $34.95/mo)
- • Laser-focused on speed — no bloat
✗ Cons
- • No SEO features (meta tags, structured data, etc.)
- • No image compression/optimization
- • You may need a separate SEO app
🔮 Avada SEO Suite
✓ Pros
- • Comprehensive all-in-one SEO + speed
- • Massive review base (4.9★, 7,000+ reviews)
- • Image optimization built in
- • Meta tags, structured data, ALT tags, redirects
✗ Cons
- • No third-party app script analysis
- • No Core Web Vitals monitoring
- • Expensive paid plans ($34.95–$69.95/mo)
- • Speed features are basic vs specialists
Who Should Pick Which?
Pick Thunder if you…
- ✓ Already have an SEO app and just need speed optimization
- ✓ Suspect third-party apps are slowing your store
- ✓ Want Core Web Vitals monitoring in your dashboard
- ✓ Want deep speed diagnostics, not surface-level fixes
- ✓ Prefer a focused, affordable tool
Pick Avada if you…
- ✓ Need SEO and speed in one app
- ✓ Don't have a dedicated SEO app yet
- ✓ Want image optimization built in
- ✓ Value convenience over depth of speed optimization
Not Sure Which App You Need?
Run our free speed test to see exactly what's slowing your store — then decide.
Test Your Store Speed Free →Frequently Asked Questions
Is Thunder better than Avada SEO Suite for page speed?
For pure speed optimization, yes. Thunder specializes in page speed with unique features like third-party app script scanning and per-app speed impact reports. Avada includes speed features but as part of a broader SEO suite, so its speed tools are less deep. Thunder has a free plan and paid plans from $19.99/mo with a 7-day free trial.
Can I use Thunder and Avada together?
Yes — this is actually the ideal setup for many stores. Use Avada for SEO features (meta tags, structured data, redirects) and Thunder for speed optimization. Just disable Avada's speed features (lazy loading, image optimization) to prevent conflicts.
Is Avada SEO Suite worth the price compared to Thunder?
They serve different purposes. Avada's paid plans start at $34.95/mo for a full SEO toolkit. Thunder's paid plans start at $19.99/mo (Shopify plan, 7-day free trial) for dedicated speed optimization. If speed is your only concern, Thunder offers much better value. If you need SEO tools too, consider using both — Avada for SEO, Thunder for speed.
Does Avada SEO Suite scan third-party app scripts?
No. Avada's speed features focus on lazy loading, image optimization, and Google Fonts optimization. It doesn't analyze which installed apps are slowing your store down. This is a unique Thunder feature.
Does Avada SEO Suite affect my store's page load time?
Yes — like any app, Avada adds JavaScript to your storefront. Because it's an all-in-one suite (SEO + speed + image optimization), its script footprint is larger than a focused tool. Independent tests show Avada's scripts add 150–300ms to page load on mobile. If you pair Avada with Thunder, Thunder can defer Avada's non-critical scripts to minimize the impact.
Which app should I get first — Thunder or Avada?
If your store is slow, start with Thunder — speed directly impacts conversions and revenue. Thunder's free plan lets you diagnose speed issues immediately. Once your speed is optimized, add Avada for SEO improvements. A fast store with good SEO is the winning combination.
Try Thunder Free
See which apps are slowing your store. Install Thunder and get your speed report in under 60 seconds.
★★★★★ 4.6/5 · 59 reviews
Install in 30 seconds · 7-day free trial · No credit card required
Install Thunder Free →⚡ 4.6★ · 59 reviews · 20,000+ stores optimized