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
12:00
94
FCP
LCP
Finished
FCP
332 ms
vs.
228 ms
+104 ms
LCP
332 ms
vs.
228 ms
+104 ms
Finished
1.42 s
vs.
845 ms
+570 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 | −436 ms | 719 ms Needs improvement |
| FCP i | 284 ms Good | +120 ms | 164 ms Good |
| LCP i | 284 ms Good | +120 ms | 164 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 | 8 ms |
| TCP connection | 16 ms | ≈ 0 | 17 ms |
| TTFB | 168 ms | +38 ms | 130 ms |
| Transfer | 1 ms | ≈ 0 | 1 ms |
| DOM loaded | 330 ms | +102 ms | 228 ms |
| Page loaded | 749 ms | +520 ms | 229 ms |
Mobile (390 px)
| Phase | Scan A | Change | Scan B |
|---|---|---|---|
| DNS | 16 ms | ≈ 0 | 7 ms |
| TCP connection | 22 ms | ≈ 0 | 16 ms |
| TTFB | 151 ms | +61 ms | 90 ms |
| Transfer | 2 ms | ≈ 0 | 1 ms |
| DOM loaded | 286 ms | +129 ms | 157 ms |
| Page loaded | 290 ms | +122 ms | 168 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 719 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. 719 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 |