Scan comparison
Green: scan A is better than scan B, red: scan A is worse. The change is always scan A − scan B.
vs.
+7
Filmstrip comparison
Scan A
03:00
97
FCP
LCP
Finished
Scan B
06:00
90
FCP
LCP
Finished
FCP
652 ms
vs.
336 ms
+316 ms
LCP
652 ms
vs.
336 ms
+316 ms
Finished
1.29 s
vs.
912 ms
+376 ms
Score
97
vs.
90
+7
Scores
| Category | Scan A | Change | Scan B |
|---|---|---|---|
| Total | 97 | +7 | 90 |
| Speed | 100 | +18 | 82 |
| Images | 93 | 0 | 93 |
| Caching | 91 | 0 | 91 |
| WordPress | 100 | 0 | 100 |
| Technical | 100 | 0 | 100 |
Core metrics
Lab values from the Mobile profile (390 px). TTFB is measured by the check server and applies to both profiles.
| Metric | Scan A | Change | Scan B |
|---|---|---|---|
| TTFB i | 311 ms Good | −587 ms | 898 ms Needs improvement |
| FCP i | 264 ms Good | ≈ 0 | 296 ms Good |
| LCP i | 264 ms Good | ≈ 0 | 296 ms Good |
| CLS i | 0 Good | ≈ 0 | 0 Good |
| TBT i | 0 ms Good | ≈ 0 | 0 ms Good |
| Requests i | 6 Good | ≈ 0 | 6 Good |
| Data volume i | 47.4 KB | ≈ 0 | 47.4 KB |
Page build timing
Navigation timing from the real page load in the browser.
Desktop (1440 px)
| Phase | Scan A | Change | Scan B |
|---|---|---|---|
| DNS | 2 ms | ≈ 0 | 8 ms |
| TCP connection | 19 ms | ≈ 0 | 14 ms |
| TTFB | 442 ms | +326 ms | 116 ms |
| Transfer | 2 ms | ≈ 0 | 2 ms |
| DOM loaded | 587 ms | +311 ms | 276 ms |
| Page loaded | 614 ms | +315 ms | 299 ms |
Mobile (390 px)
| Phase | Scan A | Change | Scan B |
|---|---|---|---|
| DNS | 3 ms | ≈ 0 | 2 ms |
| TCP connection | 16 ms | ≈ 0 | 16 ms |
| TTFB | 109 ms | ≈ 0 | 108 ms |
| Transfer | 2 ms | ≈ 0 | 3 ms |
| DOM loaded | 256 ms | ≈ 0 | 266 ms |
| Page loaded | 276 ms | ≈ 0 | 282 ms |
Comparison of problems
Problems and warnings compared between the two scans (warnings and errors only).
Only in scan B (1)
Server response can be improved
The server response takes around 898 ms.
Unchanged (2)
Lazy loading is not clearly detectable
Images were detected, but no loading="lazy" on any image element.
No modern image formats detected
No WebP or AVIF image files were detected in the HTML image sources.
Deductions by category
Which individual points influence the score the most.
| Scan A | Label | Scan B |
|---|---|---|
| Speed | ||
| — | Elevated TTFB (Server response approx. 898 ms) | −18 pts |
| Images | ||
| −3 pts | No clear lazy loading (No lazy loading indicators found) | −3 pts |
| −4 pts | No modern image formats (No WebP/AVIF detected) | −4 pts |
| Caching | ||
| −5 pts | Caching partly disabled (no-cache, private) | −5 pts |
| −4 pts | No clear page cache indicator (No HIT/Age indicators detected) | −4 pts |