Protectors Field S4
Upgrade costs for Protectors Field S4 in Last War: Survival — levels 1 to 35. Set your current and target level to see the total resources and build time required.
Food4.33M
Iron4.33M
Quartz133.07M
Build time23d 8h
Per-level upgrade cost
Cost to upgrade Protectors Field S4 into each level. Hover any number for the exact figure.
| Level | Food | Iron | Quartz | Time |
|---|---|---|---|---|
| Lv 1 | — | — | — | 0 |
| Lv 2 | 42K | 42K | — | 12m |
| Lv 3 | 84K | 84K | — | 18m |
| Lv 4 | 168K | 168K | — | 28m |
| Lv 5 | 336K | 336K | — | 42m |
| Lv 6 | 470.4K | 470.4K | — | 1h 3m |
| Lv 7 | 611.5K | 611.5K | — | 1h 34m |
| Lv 8 | 733.8K | 733.8K | — | 2h 22m |
| Lv 9 | 880.6K | 880.6K | — | 3h 33m |
| Lv 10 | 1M | 1M | — | 5h 20m |
| Lv 11 | — | — | 3.8M | 5h 52m |
| Lv 12 | — | — | 3.99M | 6h 27m |
| Lv 13 | — | — | 4.11M | 7h 6m |
| Lv 14 | — | — | 4.22M | 7h 49m |
| Lv 15 | — | — | 4.27M | 8h 35m |
| Lv 16 | — | — | 4.41M | 9h 27m |
| Lv 17 | — | — | 4.53M | 10h 24m |
| Lv 18 | — | — | 4.64M | 11h 26m |
| Lv 19 | — | — | 4.72M | 12h 35m |
| Lv 20 | — | — | 4.87M | 13h 50m |
| Lv 21 | — | — | 5M | 15h 14m |
| Lv 22 | — | — | 5.25M | 16h 45m |
| Lv 23 | — | — | 5.5M | 18h 25m |
| Lv 24 | — | — | 5.58M | 20h 16m |
| Lv 25 | — | — | 5.63M | 22h 18m |
| Lv 26 | — | — | 5.73M | 1d |
| Lv 27 | — | — | 5.83M | 1d 2h |
| Lv 28 | — | — | 5.92M | 1d 5h |
| Lv 29 | — | — | 6.01M | 1d 8h |
| Lv 30 | — | — | 6.2M | 1d 11h |
| Lv 31 | — | — | 6.26M | 1d 13h |
| Lv 32 | — | — | 6.36M | 1d 15h |
| Lv 33 | — | — | 6.55M | 1d 17h |
| Lv 34 | — | — | 6.74M | 1d 19h |
| Lv 35 | — | — | 6.94M | 1d 21h |
| Lv 1 → 35 | 4.33M | 4.33M | 133.07M | 23d 8h |
Need totals across many buildings or research? See the calculators hub. Figures are community-sourced and can shift with game tuning — always confirm against your in-game upgrade screen.