Samsung Galaxy S25 Slim vs Samsung Galaxy S26 Ultra
Comparing the Samsung Galaxy S25 Slim (2024) and the Samsung Galaxy S26 Ultra (2026) on specs and benchmarks. By overall MobileRank rating, the Samsung Galaxy S26 Ultra leads — 75/100 vs 37/100 (a 38-point difference).
Samsung Galaxy S25 Slim
Samsung Galaxy S26 Ultra
- Better design/ergonomics (50/100 vs 32/100)
- Better value for money (55/100 vs 20/100)
- Higher performance (84/100 vs 0/100)
- Better camera (86/100 vs 81/100)
- Longer battery life (51/100 vs 0/100)
Comparing the Samsung Galaxy S25 Slim vs the Samsung Galaxy S26 Ultra, the Samsung Galaxy S26 Ultra scores 38 points higher (75/100 vs 37/100). In the "performance" category, the Samsung Galaxy S26 Ultra leads (84/100 vs 0/100). In the "battery" category, the Samsung Galaxy S26 Ultra leads (51/100 vs 0/100). In the "value for money" category, the Samsung Galaxy S25 Slim leads (55/100 vs 20/100). In the "performance" category, the Samsung Galaxy S26 Ultra significantly outperforms the Samsung Galaxy S25 Slim (84/100 vs 0/100). In the "display" category, both devices are on the same level — 100/100. In the "camera" category, the Samsung Galaxy S26 Ultra is a bit better (86/100 vs 81/100). In the "battery" category, the Samsung Galaxy S26 Ultra significantly outperforms the Samsung Galaxy S25 Slim (51/100 vs 0/100). In the "design" category, the Samsung Galaxy S25 Slim notably outperforms the Samsung Galaxy S26 Ultra (50/100 vs 32/100). In the "value for money" category, the Samsung Galaxy S25 Slim significantly outperforms the Samsung Galaxy S26 Ultra (55/100 vs 20/100).
| Specification | Samsung Galaxy S25 Slim | Samsung Galaxy S26 Ultra | |
|---|---|---|---|
| Processor | — | Qualcomm Snapdragon 8 Elite Gen 5 | |
| AnTuTu | — | 3515964 | |
| Geekbench Single | — | 3601 | |
| Geekbench Multi | — | 10686 | |
| Display | 6.7" OLED | 6.9" Dynamic AMOLED 2X | |
| Resolution | 1080x2400 | 3120x1440 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | — | 5000 mAh | |
| Charging | — | 60W | |
| Wireless charging | 0W | 25W | |
| DXOMark (camera) | — | 157 | |
| Main camera | 200 MP | 200 MP | |
| Ultrawide | 50 MP | 50 MP | |
| Telephoto | 50 MP | 50 MP | |
| Front camera | 10 MP | 12 MP | |
| RAM | 8GB | 12GB / 16GB | |
| Storage | 128GB / 256GB / 512GB | 256GB / 512GB / 1TB | |
| OS | Android 15, One UI 7 | Android 16 / One UI 8.5 | |
| Brightness (peak) | — | 2600 nits | |
| NFC | yes | yes | |
| Protection | IP68 | IP68 | |
| Dimensions | — | 163.6×78.1×7.9 mm | |
| Weight | — | 214 g | |
| Price | — | $1299 |
Samsung Galaxy S25 Slim
- Main: 200MP
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 10MP
Samsung Galaxy S26 Ultra
- Main: 200MP f/f/1.7
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 12MP
Samsung Galaxy S25 Slim
- 6.7" OLED
- Resolution: 1080x2400
- Refresh rate: 120 Hz
Samsung Galaxy S26 Ultra
- 6.9" Dynamic AMOLED 2X
- Resolution: 3120x1440
- Refresh rate: 120 Hz
Samsung Galaxy S25 Slim
- —
- No wireless charging
Samsung Galaxy S26 Ultra
- 5000 mAh
- NanoReview test: web browsing 10:12 hrs, total 28:50 hrs
- Wired: 60W
- Wireless: 25W
Samsung Galaxy S25 Slim
Price unknownperformance
In the "performance" category, the Samsung Galaxy S26 Ultra significantly outperforms the Samsung Galaxy S25 Slim (84/100 vs 0/100).
display
In the "display" category, both devices are on the same level — 100/100.
camera
In the "camera" category, the Samsung Galaxy S26 Ultra is a bit better (86/100 vs 81/100).
battery
In the "battery" category, the Samsung Galaxy S26 Ultra significantly outperforms the Samsung Galaxy S25 Slim (51/100 vs 0/100).
design
In the "design" category, the Samsung Galaxy S25 Slim notably outperforms the Samsung Galaxy S26 Ultra (50/100 vs 32/100).
value for money
In the "value for money" category, the Samsung Galaxy S25 Slim significantly outperforms the Samsung Galaxy S26 Ultra (55/100 vs 20/100).
Which is better: the Samsung Galaxy S25 Slim or the Samsung Galaxy S26 Ultra?
The Samsung Galaxy S26 Ultra significantly outperforms the Samsung Galaxy S25 Slim by 38 points (75/100 vs 37/100).
What is the rating of the Samsung Galaxy S25 Slim and the Samsung Galaxy S26 Ultra?
The Samsung Galaxy S25 Slim has a MobileRank rating of 37/100, the Samsung Galaxy S26 Ultra — 75/100.
Which has the better camera: the Samsung Galaxy S25 Slim or the Samsung Galaxy S26 Ultra?
The Samsung Galaxy S26 Ultra leads on camera score (86/100 vs 81/100).
Which is more powerful: the Samsung Galaxy S25 Slim or the Samsung Galaxy S26 Ultra?
The Samsung Galaxy S26 Ultra leads on performance (84/100 vs 0/100).
Should you choose the Samsung Galaxy S25 Slim over the Samsung Galaxy S26 Ultra?
The Samsung Galaxy S25 Slim is a better fit for mobile photography enthusiasts. The Samsung Galaxy S26 Ultra is a better fit for gamers and power users, mobile photography enthusiasts.