Samsung Galaxy S25 Slim vs Samsung Galaxy S27
Compare Samsung Galaxy S25 Slim vs Samsung Galaxy S27 side by side: Qualcomm Snapdragon 8 Elite for Galaxy vs Qualcomm Snapdragon 8 Elite Gen 2 for Galaxy…
Samsung
Galaxy S25 Slim
$999
3categories won
Samsung
Galaxy S27
$899
8categories won
10 categories tied · 21 scored in total · add a third phone
Which one wins?
Samsung Galaxy S27 takes the overall win
The Samsung Galaxy S27 proves superior overall against the Samsung Galaxy S25 Slim, outperforming on gaming and photography. In camera testing, the Galaxy S27 leads with superior optics, while battery endurance leans towards the Galaxy S27. Choose the Galaxy S27 if you want the highest performance ceiling, or opt for the Galaxy S25 Slim if its specific hardware strengths better fit your budget.
Galaxy S27 takes battery honors offering 4,300 mAh alongside 45W charging.
Galaxy S27 provides greater sustained gaming output with its Qualcomm Snapdragon 8 Elite Gen 2 for Galaxy and 16GB RAM.
Galaxy S27 takes photography with 50MP optics and 3x optical telephoto capabilities.
Galaxy S27 wins on budget and value at $899 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 Galaxy S27: specifications compared
Display
| Specification | Galaxy S25 Slim | Galaxy S27 |
|---|---|---|
| Screen size | 6.66" | 6.36" |
| Resolution | 1440 x 3120Winner | 1080 x 2400 |
| Pixel density | 516 ppiWinner | 414 ppi |
| Refresh rate | 120 Hz | 120 Hz |
| Peak brightness | 3000 nits | 3200 nitsWinner |
Performance
| Specification | Galaxy S25 Slim | Galaxy S27 |
|---|---|---|
| Chipset | Qualcomm Snapdragon 8 Elite for Galaxy | Qualcomm Snapdragon 8 Elite Gen 2 for Galaxy |
| Process node | 3 nm | 2 nmWinner |
| AnTuTu score | 2,400,000 | 3,200,000Winner |
| Geekbench multi | 8900 | 10800Winner |
| Maximum RAM | 16 GB | 16 GB |
| Maximum storage | 512GB | 512GB |
Camera
| Specification | Galaxy S25 Slim | Galaxy S27 |
|---|---|---|
| Main sensor | 50 MP | 50 MP |
| Rear cameras | 2 | 3Winner |
| Optical zoom | — | 3x |
| Ultrawide | 12 MP | 50 MPWinner |
| Selfie camera | 16 MP | 16 MP |
| Max video | 8K at 30fps / 4K at 120fps | 8K at 30fps / 4K at 120fps |
Battery and charging
| Specification | Galaxy S25 Slim | Galaxy S27 |
|---|---|---|
| Capacity | 4,400 mAh | 4,300 mAh |
| Wired charging | 45 W | 45 W |
| Wireless charging | 15 W | 25 WWinner |
Design
| Specification | Galaxy S25 Slim | Galaxy S27 |
|---|---|---|
| Weight | 168 g | 169 g |
| Thickness | 6.6 mmWinner | 7.2 mm |
| Water resistance | IP68 | IP68 |
| Build | Grade 5 Titanium frame, Gorilla Glass Armor 2 front, matte glass back | Grade 5 Titanium frame, Ceramic Glass front and back |
Software and support
| Specification | Galaxy S25 Slim | Galaxy S27 |
|---|---|---|
| Operating system | Android 15 | Android 17 |
| OS updates | 7 years | 7 years |
| Security updates | 7 years | 7 years |
Connectivity and value
| Specification | Galaxy S25 Slim | Galaxy S27 |
|---|---|---|
| 5G | Yes | Yes |
| Wi-Fi | Wi-Fi 7 (802.11be, tri-band 2.4/5/6GHz, 320MHz bandwidth) | Wi-Fi 7 (802.11be, tri-band 2.4/5/6GHz, 320MHz bandwidth) |
| Storage expansion | None | None |
| 3.5mm jack | No | No |
| Launch price | $999 | $899Winner |
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
Samsung Galaxy S27
The Galaxy S27 represents the pinnacle of compact engineering for 2027, packing Qualcomm’s 2nm Snapdragon 8 Elite Gen 2 into a svelte 7.2mm titanium frame with 4,300 mAh silicon-carbon capacity and full 50MP triple optics.
- Display
- 6.36"
- Chipset
- Qualcomm Snapdragon 8 Elite Gen 2 for Galaxy
- Main camera
- 50MP
- Battery
- 4,300mAh