About the Data: Shopify's Official Theme Performance
This ranking uses Shopify's official Core Web Vitals data from performance.shopify.com, last updated March 3, 2026. This is real-world data — not lab tests on demo stores.
How the Data Works
- • Source: Chrome User Experience Report (CrUX) — real users on real devices
- • Eligibility: Stores with 100+ daily views, custom domains, latest 3 theme versions
- • Metrics: LCP (loading speed), CLS (visual stability), INP (interactivity)
- • CWV Pass Rate: Percentage of stores where 75%+ of users experience good performance
- • Devices: All types combined (desktop + mobile)
Want to check your specific store? Run our free Shopify speed test to see your individual scores — not just your theme's average.
Wherever Your Theme Ranks, Thunder Makes It Better
Your theme is your speed floor — but third-party apps are what drag you down. Thunder Page Speed Optimizer defers render-blocking scripts, inlines critical CSS, and optimizes fonts. Average improvement: 27+ PageSpeed points, regardless of theme.
- ✦ Works with all 68 ranked themes — free, premium, or legacy
- ✦ Targets the real bottleneck — app scripts, not theme code
- ✦ One-click install, no code changes
Full Ranking: All 68 Shopify Themes by Speed
Sorted by overall CWV pass rate (highest to lowest). Color coding: green = 90%+, amber = 80-89%, orange = 70-79%, red = below 70%.
| # | Theme | Type | LCP | CLS | INP | CWV Pass |
|---|---|---|---|---|---|---|
| 1 | Baseline | Premium | 98.3% | 98.3% | 99.4% | 96.6% |
| 2 | Blum | Premium | 98.1% | 94.2% | 99.4% | 93.5% |
| 3 | Canopy | Premium | 95.6% | 97.5% | 99.4% | 93.1% |
| 4 | Bullet | Premium | 97.3% | 95.5% | 97.3% | 92.8% |
| 5 | Essence | Premium | 97.2% | 96.1% | 97.8% | 91.6% |
| 6 | Broadcast | Premium | 96.6% | 97.0% | 96.7% | 91.4% |
| 7 | Publisher | Free | 96.4% | 95.2% | 97.6% | 91.3% |
| 8 | Release | Premium | 97.5% | 96.1% | 96.7% | 91.2% |
| 9 | Ascent | Premium | 94.0% | 96.2% | 97.0% | 91.0% |
| 10 | Local | Premium | 95.5% | 95.0% | 98.8% | 91.0% |
| 11 | Prestige | Premium | 94.5% | 96.8% | 97.6% | 90.3% |
| 12 | Mode | Premium | 93.4% | 95.9% | 98.3% | 90.1% |
| 13 | Impact | Premium | 96.0% | 95.4% | 96.7% | 89.9% |
| 14 | Alchemy | Premium | 99.0% | 90.9% | 100.0% | 89.9% |
| 15 | Concept | Premium | 96.0% | 96.3% | 95.9% | 89.9% |
| 16 | Eurus | Premium | 92.8% | 96.6% | 96.2% | 89.4% |
| 17 | Enterprise | Premium | 92.8% | 96.9% | 98.2% | 89.1% |
| 18 | Craft | Free | 97.4% | 92.4% | 98.1% | 89.1% |
| 19 | Colorblock | Free | 98.7% | 90.8% | 98.0% | 88.9% |
| 20 | Impulse | Premium | 94.6% | 95.1% | 97.4% | 89.0% |
| 21 | Origin | Free | 95.4% | 94.6% | 95.4% | 88.6% |
| 22 | Athens | Premium | 91.5% | 95.7% | 96.8% | 88.3% |
| 23 | Focal | Premium | 92.7% | 95.3% | 97.7% | 88.2% |
| 24 | Ride | Free | 96.1% | 91.7% | 98.3% | 88.0% |
| 25 | Debut | Legacy Free | 95.0% | 91.9% | 98.3% | 87.9% |
| 26 | Reformation | Premium | 94.3% | 93.3% | 96.6% | 87.6% |
| 27 | Boost | Premium | 91.7% | 94.2% | 99.2% | 87.6% |
| 28 | District | Premium | 93.8% | 91.2% | 99.1% | 87.6% |
| 29 | Brooklyn | Legacy Free | 96.2% | 91.6% | 98.6% | 87.5% |
| 30 | Atelier | Premium | 98.2% | 97.9% | 90.3% | 87.5% |
| 31 | Motion | Premium | 91.6% | 96.4% | 97.7% | 87.5% |
| 32 | Combine | Premium | 91.5% | 95.8% | 97.2% | 87.3% |
| 33 | Dwell | Premium | 97.2% | 97.5% | 90.1% | 87.3% |
| 34 | Crave | Free | 95.8% | 92.8% | 96.2% | 87.1% |
| 35 | Minimal | Legacy Free | 94.4% | 90.8% | 99.1% | 86.7% |
| 36 | Gain | Premium | 90.2% | 95.5% | 96.4% | 86.6% |
| 37 | Sense | Free | 94.3% | 92.8% | 96.2% | 86.3% |
| 38 | Pipeline | Premium | 92.9% | 95.4% | 94.5% | 85.7% |
| 39 | Ignite | Premium | 93.4% | 93.7% | 94.9% | 85.5% |
| 40 | Taste | Free | 93.4% | 93.7% | 94.9% | 85.5% |
| 41 | Narrative | Legacy Free | 98.7% | 86.1% | 100.0% | 85.4% |
| 42 | Dawn | Free | 95.4% | 90.6% | 96.2% | 84.9% |
| 43 | Refresh | Free | 93.9% | 92.5% | 94.6% | 84.4% |
| 44 | Label | Premium | 88.9% | 92.9% | 97.6% | 84.1% |
| 45 | Aurora | Premium | 91.0% | 96.4% | 91.9% | 83.8% |
| 46 | Flux | Premium | 97.2% | 86.2% | 97.2% | 83.5% |
| 47 | Be Yours | Premium | 91.4% | 92.4% | 95.1% | 83.4% |
| 48 | Expanse | Premium | 87.3% | 95.2% | 97.0% | 83.1% |
| 49 | Avenue | Premium | 86.0% | 94.6% | 97.8% | 82.8% |
| 50 | Horizon | Premium | 94.3% | 96.8% | 85.2% | 80.7% |
| 51 | Honey | Premium | 94.0% | 82.8% | 97.4% | 80.2% |
| 52 | Madrid | Premium | 97.1% | 82.7% | 100.0% | 79.9% |
| 53 | Cornerstone | Premium | 82.9% | 95.4% | 96.7% | 79.6% |
| 54 | Flow | Premium | 85.8% | 92.9% | 96.5% | 79.4% |
| 55 | Pitch | Premium | 97.5% | 97.5% | 81.0% | 79.3% |
| 56 | Fabric | Premium | 96.0% | 97.2% | 83.5% | 78.9% |
| 57 | Nimbus | Premium | 91.7% | 86.7% | 94.2% | 78.3% |
| 58 | Minion | Premium | 82.6% | 91.6% | 97.6% | 77.2% |
| 59 | Empire | Premium | 84.3% | 93.2% | 94.0% | 76.6% |
| 60 | Hyper | Premium | 93.0% | 91.4% | 87.4% | 76.3% |
| 61 | Modular | Premium | 89.1% | 80.4% | 97.8% | 76.1% |
| 62 | Paris | Premium | 89.5% | 84.2% | 90.5% | 75.8% |
| 63 | Blockshop | Premium | 97.6% | 83.7% | 89.4% | 75.6% |
| 64 | Palo Alto | Premium | 95.9% | 76.2% | 93.6% | 70.2% |
| 65 | Pursuit | Premium | 94.6% | 68.5% | 98.2% | 66.7% |
| 66 | Boundless | Legacy Free | 95.1% | 58.0% | 98.6% | 54.5% |
| 67 | Next | Premium | 84.9% | 86.6% | 67.2% | 54.6% |
| 68 | Icon | Premium | 95.7% | 20.7% | 98.9% | 19.6% |
Free themes highlighted with blue tint. Source: performance.shopify.com, March 3, 2026. Legacy Free = older Shopify themes no longer in the Theme Store.
Top 10 Analysis: What Makes the Fastest Themes Fast
The top 10 Shopify themes all score 91%+ on CWV pass rate. Here's what they have in common:
1. Minimal JavaScript Footprint
Every top-10 theme ships under 100KB of JavaScript (gzipped). Compare that to bottom-tier themes that ship 200-400KB+. Less JavaScript means faster parsing, less main-thread work, and better INP scores. Baseline, the #1 theme, takes this to the extreme with radically minimal JS.
2. Excellent CLS Control
All top-10 themes score 94%+ on CLS. They achieve this by reserving space for images (explicit width/height attributes), avoiding layout-shifting elements like late-loading banners, and using CSS containment. CLS is where poorly-built themes fail hardest — Icon's 20.7% CLS pass rate is the prime example.
3. Efficient Image Handling
Top themes use Shopify's image_tag filter consistently, delivering responsive images with proper srcset, WebP format, and native lazy loading. They also set explicit dimensions to prevent layout shift. For more on image optimization, see our Shopify image optimization guide.
4. CSS-First Design
Animations, transitions, and hover effects in top themes are CSS-driven — no animation libraries like GSAP or AOS. CSS animations don't block the main thread, keeping INP fast. Themes like Canopy (99.4% INP) prove you can have polished design without JavaScript animation overhead.
For a focused look at the fastest themes in the list above, see our guides on the fastest Shopify themes and fastest free Shopify themes.
Bottom 10: Shopify Themes Hurting Your Speed
The bottom 10 themes all score below 78% on CWV pass rate. If your theme is in this group, it's actively hurting your Core Web Vitals — and likely your search rankings. Here's what goes wrong:
Icon — 19.6% CWV Pass Rate
The worst-performing Shopify theme. Its CLS score of 20.7% means 80% of Icon stores have layout shift problems. The theme's icon-heavy design causes elements to reflow as icon fonts load. If you're on Icon, switching themes or installing Thunder is essential.
Next — 54.6% CWV Pass Rate
INP is the culprit here — only 67.2% pass rate. Heavy JavaScript execution blocks interactivity. Clicks, taps, and scrolls feel sluggish. This directly hurts conversion rates on mobile.
Boundless — 54.5% CWV Pass Rate
A legacy free theme with catastrophic CLS (58.0%). Shopify stopped actively developing it. If you're still on Boundless, migrate to Dawn or Refresh — both are free and dramatically faster.
If your theme is in the bottom 20 (below 80% CWV): First, check if a theme update is available — Shopify only includes the latest 3 versions in this data. If you're already on the latest version and your theme's demo scores poorly, consider either switching themes or installing Thunder to mitigate the damage.
Not sure how your apps are contributing to the slowdown? Run our Shopify analyzer to see which scripts are the biggest offenders. Or read our guide on Shopify apps that slow down your store.
LCP vs CLS vs INP: Which Core Web Vital Matters Most for Themes
Not all Core Web Vitals are equally impacted by your theme choice. Here's how they break down:
🖼️ LCP (Loading)
Range: 73.5% – 99.0%
Median: 94.5%
Theme impact: HIGH. The theme controls hero image loading, critical CSS delivery, and font display — all LCP factors. Themes with poor LCP typically have render-blocking resources or oversized hero sections.
📐 CLS (Stability)
Range: 20.7% – 98.4%
Median: 94.0%
Theme impact: VERY HIGH. The widest spread of any metric. Themes that don't set image dimensions, use late-loading web fonts, or inject above-fold content dynamically cause severe CLS. This is where bad themes fail hardest.
👆 INP (Interactivity)
Range: 46.6% – 100.0%
Median: 97.2%
Theme impact: MODERATE. Most themes handle INP well (median 97.2%). Only themes with very heavy JavaScript — complex animations, client-side filtering, or custom JS frameworks — struggle here.
Bottom line: When choosing a theme for speed, focus on CLS and LCP scores first. INP is rarely the bottleneck at the theme level. For a comprehensive understanding of all three metrics, read our Shopify Core Web Vitals guide.
What to Do Based on Your Theme's Ranking
🟢 Your theme is in the top 20 (90%+ CWV)
Your theme is not the bottleneck. Focus on optimizing third-party scripts with Thunder, auditing app usage, and optimizing images. You're in great shape.
🟡 Your theme is in the middle (80-89% CWV)
Your theme is performing adequately but there's room for improvement. Install Thunder to defer app scripts, check that your theme is on the latest version, and review general speed optimization tips. Switching themes isn't necessary unless you need new features.
🟠 Your theme is in the lower third (70-79% CWV)
Your theme is a meaningful speed drag. First try: update to the latest theme version + install Thunder. If the theme's demo still scores below 50 on mobile PageSpeed, consider migrating to a top-performing theme. See our fastest Shopify themes guide for options.
🔴 Your theme is in the bottom 10 (below 70% CWV)
Your theme is actively hurting your store. It's likely damaging search rankings, conversion rates, and user experience. Plan a theme migration to Dawn (free) or another top-20 theme. In the meantime, install Thunder to minimize the damage. Read our DIY vs expert optimization guide to decide if you need professional help with the migration.
The Bottom Line: Shopify Theme Speed Matters — But It's Not Everything
Theme selection is the first 20-30% of your speed story. The rest is apps, customizations, images, and how well your third-party scripts are managed. A top-ranked theme with 15 unoptimized apps will still be slow. A mid-ranked theme with Thunder will outperform it.
Use this ranking to make informed theme decisions — but don't let theme obsession distract you from the bigger lever: optimizing what runs on top of your theme.
Install Thunder Page Speed Optimizer and get your 27+ points back. Or start with a free speed test to see exactly where you stand today.
Want to see how Thunder stacks up against other speed apps? Check our Shopify speed apps comparison or read our best Shopify speed optimization apps for 2026. For a broader view of store performance, our 2026 Shopify Speed Report benchmarks 10,000+ stores across industries.
Frequently Asked Questions
Where does Shopify's theme performance data come from?
Shopify's theme performance data comes from real-world Core Web Vitals measurements collected from actual stores with real traffic. It uses the Chrome User Experience Report (CrUX) data, covering all device types. Only stores with at least 100 daily views, active status, custom domains, and one of the latest 3 theme versions are included. Data is updated weekly.
Why does my theme rank differently than I expected?
Theme rankings reflect real-world usage, not lab tests. A theme might score well on PageSpeed Insights (lab) but poorly in CWV data because merchants add heavy apps, large images, or custom code. The rankings show how themes perform in practice — which includes the typical apps and customizations that each theme's user base tends to add.
What is a good CWV pass rate for a Shopify theme?
The median CWV pass rate across all Shopify themes is 86.1%. Above 90% is excellent — your theme is performing in the top tier. Between 80-90% is good. Between 70-80% needs improvement. Below 70% is poor and likely hurting your search rankings and conversion rates. The best theme (Baseline) achieves 96.6%.
Should I switch themes to improve my CWV scores?
Only if your current theme's demo store also scores poorly. Test your theme's demo on PageSpeed Insights first. If the demo scores above 60 on mobile, your theme isn't the primary bottleneck — apps and customizations are. Optimizing third-party scripts with Thunder is usually more effective and far less disruptive than switching themes.
Which Core Web Vital metric matters most for Shopify themes?
LCP (Largest Contentful Paint) has the biggest impact on perceived speed and varies the most between themes — from 73.5% to 99.0% pass rates. CLS (Cumulative Layout Shift) is the second most variable and directly affects user experience. INP (Interaction to Next Paint) is generally good across most themes, with a median of 97.2%.
Does my theme affect my Google search rankings?
Yes. Google uses Core Web Vitals as a ranking signal. Themes with poor CWV pass rates — especially on LCP and CLS — can hurt your search visibility. However, the effect is a tiebreaker among similar-quality content, not a dominant ranking factor. Good content on a slow theme will still outrank bad content on a fast theme, but all else being equal, speed wins.
Is the Dawn theme fast?
Dawn ranks #42 out of 68 themes with an 84.9% CWV pass rate — solidly mid-tier. It's not bad, but it's not in the top 20 either. Dawn's LCP (95.4%) is strong, but its CLS (90.6%) brings the overall score down. Since Dawn is Shopify's default free theme, many stores use it with heavy customizations and multiple apps, which explains the moderate real-world performance. If you're on Dawn, Thunder can push your scores significantly higher by optimizing the app scripts running on top of it.
What's the fastest free Shopify theme?
Publisher at 91.3% CWV pass rate, followed by Craft (89.1%), Colorblock (88.9%), Origin (88.6%), and Ride (88.0%). Among legacy free themes, Debut (87.9%) and Brooklyn (87.5%) still perform well. Dawn — Shopify's default — ranks lower at 84.9%. If you want maximum speed without paying for a premium theme, Publisher is the clear winner.
How often does Shopify update theme performance data?
Shopify updates the theme performance data weekly based on new CrUX (Chrome User Experience Report) measurements. The rankings can shift as theme developers release updates or as the merchant base changes. We update this comparison page monthly to reflect the latest data. Major ranking changes are rare — themes that perform well tend to stay consistent because their architecture doesn't change drastically between updates.
Your Theme's Speed Floor. Thunder's Speed Boost.
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