Oppo K12x 5G vs Samsung Galaxy S25
Compare Oppo K12x 5G vs Samsung Galaxy S25 side by side: MediaTek Dimensity 6300 vs Qualcomm Snapdragon 8 Elite for Galaxy, 32MP vs 50MP camera, 5100mAh vs…
Oppo
Oppo K12x 5G
$159
3categories won
Samsung
Galaxy S25
$799
16categories won
1 categories tied · 20 scored in total · add a third phone
Which one wins?
Samsung Galaxy S25 takes the overall win
The Samsung Galaxy S25 proves superior overall against the Oppo K12x 5G, outperforming on gaming and photography. For battery longevity and charging speed, the Oppo K12x 5G takes the lead, while the Galaxy S25 is the clear choice for demanding 3D gaming and heavy multitasking. Choose the Galaxy S25 if you want the highest performance ceiling, or opt for the Oppo K12x 5G if its lower retail price better fit your budget.
Oppo K12x 5G wins on endurance with 5,100 mAh and 45W fast charging.
Galaxy S25 provides greater sustained gaming output with its Qualcomm Snapdragon 8 Elite for Galaxy and 12GB RAM.
Galaxy S25 takes photography with 50MP optics and 3x optical telephoto capabilities.
Oppo K12x 5G provides a sharper value proposition, coming in at $159 vs $799.
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.
Oppo K12x 5G vs Galaxy S25: specifications compared
Display
| Specification | Oppo K12x 5G | Galaxy S25 |
|---|---|---|
| Screen size | 6.67" | 6.2" |
| Resolution | 720 x 1604 | 1080 x 2340Winner |
| Pixel density | 264 ppi | 416 ppiWinner |
| Refresh rate | 120 Hz | 120 Hz |
| Peak brightness | 1000 nits | 2600 nitsWinner |
Performance
| Specification | Oppo K12x 5G | Galaxy S25 |
|---|---|---|
| Chipset | MediaTek Dimensity 6300 | Qualcomm Snapdragon 8 Elite for Galaxy |
| Process node | 6 nm | 3 nmWinner |
| AnTuTu score | 430,000 | 2,680,000Winner |
| Geekbench multi | 2060 | 9650Winner |
| Maximum RAM | 8 GB | 12 GBWinner |
| Maximum storage | 256GB | 512GBWinner |
Camera
| Specification | Oppo K12x 5G | Galaxy S25 |
|---|---|---|
| Main sensor | 32 MP | 50 MPWinner |
| Rear cameras | 2 | 3Winner |
| Optical zoom | — | 3x |
| Ultrawide | — | 12 MP |
| Selfie camera | 8 MP | 12 MPWinner |
| Max video | 1080p@30fps | 8K at 30fps, 4K at 60fps |
Battery and charging
| Specification | Oppo K12x 5G | Galaxy S25 |
|---|---|---|
| Capacity | 5,100 mAhWinner | 4,000 mAh |
| Wired charging | 45 WWinner | 25 W |
| Wireless charging | No | 15 WWinner |
Design
| Specification | Oppo K12x 5G | Galaxy S25 |
|---|---|---|
| Weight | 186 g | 162 gWinner |
| Thickness | 7.68 mm | 7.2 mmWinner |
| Water resistance | IP54 / MIL-STD-810H | IP68 |
| Build | 360-degree Damage-Proof Armour Body, matte composite back, Panda Glass front | Enhanced Armor Aluminum frame, Gorilla Glass Victus 2 front & back |
Software and support
| Specification | Oppo K12x 5G | Galaxy S25 |
|---|---|---|
| Operating system | Android 14 | Android 15 |
| OS updates | 2 years | 7 yearsWinner |
| Security updates | 3 years | 7 yearsWinner |
Connectivity and value
| Specification | Oppo K12x 5G | Galaxy S25 |
|---|---|---|
| 5G | Yes | Yes |
| Wi-Fi | Wi-Fi 5 (802.11ac) | Wi-Fi 7 (802.11be) |
| Storage expansion | microSD | None |
| 3.5mm jack | No | No |
| Launch price | $159Winner | $799 |
Oppo K12x 5G
The Oppo K12x 5G brings military-grade MIL-STD-810H shock resistance to the sub-$160 5G segment. Featuring an ultra-slim 7.68mm 360-degree Damage-Proof Armour Body, 45W SuperVOOC fast charging, 1,000 nits 120Hz display, and Splash Touch usability.
- Display
- 6.67"
- Chipset
- MediaTek Dimensity 6300
- Main camera
- 32MP
- Battery
- 5,100mAh
Samsung Galaxy S25
Weighing only 162 grams at 7.2mm thickness, the Galaxy S25 delivers full Snapdragon 8 Elite power, 12GB of RAM, a 120Hz LTPO display, and 3x optical telephoto in a pocket-friendly package.
- Display
- 6.2"
- Chipset
- Qualcomm Snapdragon 8 Elite for Galaxy
- Main camera
- 50MP
- Battery
- 4,000mAh