Samsung Galaxy S25 Slim vs vivo iQOO Z11
Compare Samsung Galaxy S25 Slim vs vivo iQOO Z11 side by side: Qualcomm Snapdragon 8 Elite for Galaxy vs Qualcomm Snapdragon 7s Gen 4, 50MP vs 50MP camera…
Samsung
Galaxy S25 Slim
$999
11categories won
vivo
iQOO Z11
$450
6categories won
2 categories tied · 19 scored in total · add a third phone
Which one wins?
vivo iQOO Z11 takes the overall win
The vivo iQOO Z11 proves superior overall against the Samsung Galaxy S25 Slim, outperforming on battery endurance and daily usability. For battery longevity and charging speed, the iQOO Z11 takes the lead, while the Galaxy S25 Slim is the clear choice for demanding 3D gaming and heavy multitasking. Choose the iQOO Z11 if you want the highest performance ceiling, or opt for the Galaxy S25 Slim if its specific hardware strengths better fit your budget.
iQOO Z11 takes battery honors offering 9,020 mAh alongside 90W charging.
Galaxy S25 Slim leads gaming and raw performance powered by the Qualcomm Snapdragon 8 Elite for Galaxy and 16GB RAM.
iQOO Z11 takes photography with 50MP optics.
iQOO Z11 wins on budget and value at $450 compared to $999.
Category verdicts are computed algorithmically from verified technical specifications and hardware benchmarks. Rows where neither figure is objectively better — screen size preference, operating system choice, aesthetic build materials — are displayed for direct reference without scoring bias.
Galaxy S25 Slim vs iQOO Z11: specifications compared
Display
| Specification | Galaxy S25 Slim | iQOO Z11 |
|---|---|---|
| Screen size | 6.66" | 6.83" |
| Resolution | 1440 x 3120Winner | 1260 x 2800 |
| Pixel density | 516 ppiWinner | 450 ppi |
| Refresh rate | 120 Hz | 144 HzWinner |
| Peak brightness | 3000 nits | 5000 nitsWinner |
Performance
| Specification | Galaxy S25 Slim | iQOO Z11 |
|---|---|---|
| Chipset | Qualcomm Snapdragon 8 Elite for Galaxy | Qualcomm Snapdragon 7s Gen 4 |
| Process node | 3 nmWinner | 4 nm |
| AnTuTu score | 2,400,000 | — |
| Geekbench multi | 8900Winner | 3091 |
| Maximum RAM | 16 GBWinner | 12 GB |
| Maximum storage | 512GBWinner | 256GB |
Camera
| Specification | Galaxy S25 Slim | iQOO Z11 |
|---|---|---|
| Main sensor | 50 MP | 50 MP |
| Rear cameras | 2 | 2 |
| Ultrawide | 12 MPWinner | 8 MP |
| Selfie camera | 16 MP | 32 MPWinner |
| Max video | 8K at 30fps / 4K at 120fps | 4K@30fps |
Battery and charging
| Specification | Galaxy S25 Slim | iQOO Z11 |
|---|---|---|
| Capacity | 4,400 mAh | 9,020 mAhWinner |
| Wired charging | 45 W | 90 WWinner |
| Wireless charging | 15 W | No |
Design
| Specification | Galaxy S25 Slim | iQOO Z11 |
|---|---|---|
| Weight | 168 gWinner | 213 g |
| Thickness | 6.6 mmWinner | 8.3 mm |
| Water resistance | IP68 | IP68/IP69 |
| Build | Grade 5 Titanium frame, Gorilla Glass Armor 2 front, matte glass back | Glass front, plastic frame, plastic back |
Software and support
| Specification | Galaxy S25 Slim | iQOO Z11 |
|---|---|---|
| Operating system | Android 15 | Android 16 |
| OS updates | 7 yearsWinner | 3 years |
| Security updates | 7 yearsWinner | 5 years |
Connectivity and value
| Specification | Galaxy S25 Slim | iQOO Z11 |
|---|---|---|
| 5G | Yes | Yes |
| Wi-Fi | Wi-Fi 7 (802.11be, tri-band 2.4/5/6GHz, 320MHz bandwidth) | 802.11 a/b/g/n/ac/6 |
| Storage expansion | None | None |
| 3.5mm jack | No | No |
| Launch price | $999 | $450Winner |
Samsung Galaxy S25 Slim
Samsung takes on the ultra-slim era with the Galaxy S25 Slim, engineering a 6.6mm profile without sacrificing Snapdragon 8 Elite power, a 200MP camera, or Gorilla Armor anti-reflective glass.
- Display
- 6.66"
- Chipset
- Qualcomm Snapdragon 8 Elite for Galaxy
- Main camera
- 50MP
- Battery
- 4,400mAh
vivo iQOO Z11
The vivo iQOO Z11 is a $450 mid-range smartphone defined by its gargantuan 9020 mAh battery and premium IP69 durability. Featuring a crisp 144Hz AMOLED display and a capable Snapdragon 7s Gen 4 chipset, it suits power users and gamers who prioritize multi-day endurance over camera versatility or premium materials.
- Display
- 6.83"
- Chipset
- Qualcomm Snapdragon 7s Gen 4
- Main camera
- 50MP
- Battery
- 9,020mAh