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
03:00
97
FCP
LCP
Finished
Scan B
12:00
94
FCP
LCP
Finished
FCP
900 ms
vs.
456 ms
+444 ms
LCP
900 ms
vs.
456 ms
+444 ms
Finished
1.53 s
vs.
1.03 s
+494 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 | 227 ms Good | −435 ms | 662 ms Needs improvement |
| FCP i | 312 ms Good | −300 ms | 612 ms Good |
| LCP i | 312 ms Good | −300 ms | 612 ms Good |
| CLS i | 0 Good | ≈ 0 | 0 Good |
| TBT i | 5 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 | 3 ms | ≈ 0 | 7 ms |
| TCP connection | 20 ms | ≈ 0 | 31 ms |
| TTFB | 687 ms | +489 ms | 198 ms |
| Transfer | 4 ms | ≈ 0 | 3 ms |
| DOM loaded | 846 ms | +484 ms | 362 ms |
| Page loaded | 880 ms | +503 ms | 377 ms |
Mobile (390 px)
| Phase | Scan A | Change | Scan B |
|---|---|---|---|
| DNS | — | ≈ 0 | 8 ms |
| TCP connection | 13 ms | ≈ 0 | 18 ms |
| TTFB | 125 ms | −290 ms | 415 ms |
| Transfer | 5 ms | ≈ 0 | 3 ms |
| DOM loaded | 278 ms | −342 ms | 620 ms |
| Page loaded | 300 ms | −325 ms | 625 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 662 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. 662 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 |