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
03:00
94
FCP
LCP
Finished
FCP
328 ms
vs.
224 ms
+104 ms
LCP
328 ms
vs.
224 ms
+104 ms
Finished
922 ms
vs.
856 ms
+66 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 | 274 ms Good | −332 ms | 606 ms Needs improvement |
| FCP i | 288 ms Good | +108 ms | 180 ms Good |
| LCP i | 288 ms Good | +108 ms | 180 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 | 4 ms | ≈ 0 | 6 ms |
| TCP connection | 18 ms | ≈ 0 | 14 ms |
| TTFB | 121 ms | ≈ 0 | 109 ms |
| Transfer | 2 ms | ≈ 0 | 2 ms |
| DOM loaded | 267 ms | +39 ms | 228 ms |
| Page loaded | 291 ms | +62 ms | 229 ms |
Mobile (390 px)
| Phase | Scan A | Change | Scan B |
|---|---|---|---|
| DNS | 4 ms | ≈ 0 | 7 ms |
| TCP connection | 17 ms | ≈ 0 | 12 ms |
| TTFB | 127 ms | +30 ms | 97 ms |
| Transfer | 2 ms | ≈ 0 | 2 ms |
| DOM loaded | 251 ms | +59 ms | 192 ms |
| Page loaded | 275 ms | +81 ms | 194 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 606 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. 606 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 |