Buy with Prime vs Store Pickup + Delivery: Shopify Performance Comparison
Store Pickup + Delivery wins with Grade B vs Grade C — a one-grade performance difference that compounds on mobile devices.
Both apps provide general Shopify store enhancement functionality for Shopify stores. This page presents StackConflict’s independent benchmark results for both — measured on real live Shopify merchant stores with 4× mobile CPU throttle.
Head-to-Head Metrics
| Metric | Buy with Prime | Store Pickup + Delivery | Faster |
|---|---|---|---|
| Overall Grade | C | B | Store Pickup + Delivery |
| JS Payload | 184.43 KB | 52.04 KB | Store Pickup + Delivery |
| CPU Desktop | ⏳ Pending | 39 ms | — |
| CPU Mobile | ⏳ Pending | 157 ms | — |
| Layout Shift | 0.0006 | 0.0 | Store Pickup + Delivery |
Mobile CPU measured with 4× CDP throttle (mid-range Android). Tested 2026-06-03.
Store Pickup + Delivery — The Faster Option (Grade B)
Store Pickup + Delivery scores Grade B with a JS payload of 52.04 KB and 39 ms desktop CPU execution. Mobile CPU: 157 ms. It passes every StackConflict threshold for payload, CPU, and layout stability — making it safe to install on any storefront including mobile-first stores where Time-to-Interactive directly impacts conversion.
View full Store Pickup + Delivery speed report →
Buy with Prime — The Heavier Option (Grade C)
Buy with Prime scores Grade C with a JS payload of 184.43 KB. Mobile CPU: ⏳ live store measurement pending. This places it in the heavier half of StackConflict’s benchmark dataset — merchants running mobile-first stores should evaluate whether the feature value justifies the performance tradeoff.
View full Buy with Prime speed report →
When to Choose Buy with Prime
- Its unique feature set has no lighter equivalent in StackConflict’s database
- Your store traffic is predominantly desktop
- You have already removed or lightened other heavy scripts to compensate
When to Choose Store Pickup + Delivery
- You need its specific features and can monitor its mobile impact
- Your other apps are lightweight (Grade A) so there is headroom
- You are on desktop-skewed traffic where CPU cost matters less
Performance Verdict
Winner: Store Pickup + Delivery — Store Pickup + Delivery wins with Grade B vs Grade C — a one-grade performance difference that compounds on mobile devices.
Install Store Pickup + Delivery →
About This Test
StackConflict measures each Shopify app on real live Shopify merchant stores — Playwright-controlled browser, 4× CPU throttle, mobile viewport (matching Google Lighthouse mid-range Android). V8 CPU cost is the ScriptDuration delta captured via Chrome DevTools Protocol. CLS is captured from the same browser session. Results are the median across multiple stores with outliers removed.
Data from the StackConflict Lab. Last updated 2026-06-03.