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
12:00
97
FCP
LCP
Finished
Scan B
12:00
94
FCP
LCP
Finished
FCP
880 ms
vs.
392 ms
+488 ms
LCP
880 ms
vs.
392 ms
+488 ms
Finished
1.50 s
vs.
981 ms
+514 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 | 295 ms Good | −369 ms | 664 ms Needs improvement |
| FCP i | 248 ms Good | −80 ms | 328 ms Good |
| LCP i | 248 ms Good | −80 ms | 328 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 | 15 ms | ≈ 0 | 26 ms |
| TCP connection | 14 ms | ≈ 0 | 24 ms |
| TTFB | 670 ms | +511 ms | 159 ms |
| Transfer | 2 ms | ≈ 0 | 2 ms |
| DOM loaded | 880 ms | +547 ms | 333 ms |
| Page loaded | 881 ms | +522 ms | 359 ms |
Mobile (390 px)
| Phase | Scan A | Change | Scan B |
|---|---|---|---|
| DNS | 9 ms | ≈ 0 | 4 ms |
| TCP connection | 13 ms | ≈ 0 | 21 ms |
| TTFB | 138 ms | +22 ms | 116 ms |
| Transfer | 1 ms | ≈ 0 | 5 ms |
| DOM loaded | 249 ms | −26 ms | 275 ms |
| Page loaded | 250 ms | −62 ms | 312 ms |
Comparison of findings
Findings compared between the two scans (warnings and errors only).
Only in scan B (1)
Server response can be improved
The server response takes around 664 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 | ||
| — | Server response slightly delayed (Response after about 664 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 |