Looking for an honest Samsung Galaxy S20 Ultra 5G vs Samsung Galaxy S25 Ultra 5G comparison in 2026? We scored both smartphones on the same six-dimension framework — performance, battery, display, camera, design and value — using identical methodology, so the numbers below are directly comparable. In our overall scoring the Samsung Galaxy S25 Ultra 5G comes out ahead 46/100 to 78/100 — a 32-point gap. The widest gap is in performance, where the Samsung Galaxy S25 Ultra 5G pulls noticeably ahead. On price the Samsung Galaxy S20 Ultra 5G undercuts the Samsung Galaxy S25 Ultra 5G by 477% ($225 vs $1,299), which materially changes the value calculus for budget-conscious buyers.

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Samsung Galaxy S25 Ultra 5G clearly outperforms the Samsung Galaxy S20 Ultra 5G in the smartphones category, especially in performance (benchmark 220 vs 60), scoring 78 vs 46. If you want the better overall smartphones, Samsung Galaxy S25 Ultra 5G is the recommended choice.
Picking Samsung Galaxy S25 Ultra 5G over Samsung Galaxy S20 Ultra 5G means trading these off.
$225
Scores are relative within the smartphonescategory. Percentages show each dimension's weight in the overall score. A difference of less than 0.5 points is considered a tie.
✓ Pros
✗ Cons
✓ Pros
✗ Cons
| Spec | Samsung Galaxy S20 Ultra 5G | Samsung Galaxy S25 Ultra 5GW |
|---|---|---|
| Display | 6.9" | 6.9" |
| Display Type | — | Dynamic AMOLED 2X |
| Refresh Rate | 120Hz | 120Hz |
| Brightness | 1400nits | — |
| Chipset | Snapdragon 865 | Snapdragon 8 Elite |
| RAM | 12GB | 12GB |
| Storage | 128GB | 256GB✓ |
| Main Camera | 108MP | 200MP✓ |
| Front Camera | 40MP✓ | 12MP |
| Battery | 5000mAh | 5000mAh |
| Charging | 45W | 45W |
| OS | A | Android 15 |
| Water Resistance | — | IP68 |
| Weight | 220g | 218g✓ |
| Price | 225$ | 1299$ |
Buy Samsung Galaxy S20 Ultra 5G if…
Choose the Samsung Galaxy S20 Ultra 5G if budget is your top priority — it offers competitive specs at a lower price point.
Buy Samsung Galaxy S25 Ultra 5G if…
Buy the Samsung Galaxy S25 Ultra 5G if you want the best performance in this comparison. It scores higher overall and is the recommended choice for most buyers.
Samsung Galaxy S25 Ultra 5G clearly outperforms the Samsung Galaxy S20 Ultra 5G in the smartphones category, especially in performance (benchmark 220 vs 60), scoring 78 vs 46. If you want the better overall smartphones, Samsung Galaxy S25 Ultra 5G is the recommended choice.
No, Samsung Galaxy S25 Ultra 5G scores higher (78 vs 46).
Samsung Galaxy S20 Ultra 5G is cheaper at $225 vs $1299 for the Samsung Galaxy S25 Ultra 5G.
Choose the Samsung Galaxy S20 Ultra 5G if budget is your top priority — it offers competitive specs at a lower price point.
Buy the Samsung Galaxy S25 Ultra 5G if you want the best performance in this comparison. It scores higher overall and is the recommended choice for most buyers.
Both have the same 5000mAh battery.
Samsung Galaxy S25 Ultra 5G has a higher-resolution main camera (200MP vs 108MP). Note that megapixels are one factor — sensor quality and processing also matter.
Reviewed by VersusMatrix Editorial Team
Last updated: May 11, 2026
Methodology: AI-powered analysis of technical specifications from manufacturer data. Scores are calculated by comparing products across multiple dimensions and normalized relative to the full category database. Our editorial process is independent and not influenced by affiliate partnerships.