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
18:00
97
FCP
LCP
Finished
Scan B
18:00
94
FCP
LCP
Finished
FCP
508 ms
vs.
368 ms
+140 ms
LCP
508 ms
vs.
368 ms
+140 ms
Finished
1.49 s
vs.
954 ms
+531 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 | 132 ms Good | −587 ms | 719 ms Needs improvement |
| FCP i | 284 ms Good | ≈ 0 | 284 ms Good |
| LCP i | 284 ms Good | ≈ 0 | 284 ms Good |
| CLS i | 0 Good | ≈ 0 | 0 Good |
| TBT i | 0 ms Good | ≈ 0 | 3 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 | 75 ms | +70 ms | 5 ms |
| TCP connection | 26 ms | ≈ 0 | 22 ms |
| TTFB | 365 ms | +211 ms | 154 ms |
| Transfer | 1 ms | ≈ 0 | 6 ms |
| DOM loaded | 501 ms | +193 ms | 308 ms |
| Page loaded | 564 ms | +233 ms | 331 ms |
Mobile (390 px)
| Phase | Scan A | Change | Scan B |
|---|---|---|---|
| DNS | 25 ms | ≈ 0 | 6 ms |
| TCP connection | 17 ms | ≈ 0 | 15 ms |
| TTFB | 145 ms | +46 ms | 99 ms |
| Transfer | 3 ms | ≈ 0 | 2 ms |
| DOM loaded | 268 ms | ≈ 0 | 260 ms |
| Page loaded | 293 ms | ≈ 0 | 283 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 |