Scan comparison
Green: scan A is better than scan B, red: scan A is worse. The change is always scan A − scan B.
vs.
+3
Filmstrip comparison
Scan A
21:00
97
FCP
LCP
Finished
Scan B
00:00
94
FCP
LCP
Finished
FCP
332 ms
vs.
400 ms
−68 ms
LCP
332 ms
vs.
400 ms
−68 ms
Finished
1.42 s
vs.
982 ms
+433 ms
Score
97
vs.
94
+3
Scores
| Category | Scan A | Change | Scan B |
|---|---|---|---|
| Total | 97 | +3 | 94 |
| Speed | 100 | +8 | 92 |
| 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 | 283 ms Good | −363 ms | 646 ms Needs improvement |
| FCP i | 284 ms Good | ≈ 0 | 316 ms Good |
| LCP i | 284 ms Good | ≈ 0 | 316 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 | — | ≈ 0 | — |
| TCP connection | 16 ms | ≈ 0 | 17 ms |
| TTFB | 168 ms | +36 ms | 132 ms |
| Transfer | 1 ms | ≈ 0 | 2 ms |
| DOM loaded | 330 ms | +28 ms | 302 ms |
| Page loaded | 749 ms | +414 ms | 335 ms |
Mobile (390 px)
| Phase | Scan A | Change | Scan B |
|---|---|---|---|
| DNS | 16 ms | ≈ 0 | — |
| TCP connection | 22 ms | ≈ 0 | 13 ms |
| TTFB | 151 ms | +26 ms | 125 ms |
| Transfer | 2 ms | ≈ 0 | 2 ms |
| DOM loaded | 286 ms | ≈ 0 | 302 ms |
| Page loaded | 290 ms | −40 ms | 330 ms |
Comparison of problems
Problems and warnings compared between the two scans (warnings and errors only).
Fixed since scan B (1)
Server response can be improved
The server response takes around 646 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 | ||
| — | Slightly elevated TTFB (Server response approx. 646 ms) | −8 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 |