Oppo A3 Pro 5G vs Oppo K12 Plus 5G
Compare Oppo A3 Pro 5G vs Oppo K12 Plus 5G side by side: MediaTek Dimensity 6300 vs Qualcomm Snapdragon 7 Gen 3, 50MP vs 50MP camera, 5100mAh vs 6400mAh…
Oppo
Oppo A3 Pro 5G
$219
3categories won
Oppo
Oppo K12 Plus 5G
$279
12categories won
5 categories tied · 20 scored in total · add a third phone
Which one wins?
Oppo K12 Plus 5G takes the overall win
The Oppo K12 Plus 5G proves superior overall against the Oppo A3 Pro 5G, outperforming on gaming and photography. In camera testing, the Oppo K12 Plus 5G leads with superior optics, while battery endurance leans towards the Oppo K12 Plus 5G. Choose the Oppo K12 Plus 5G if you want the highest performance ceiling, or opt for the Oppo A3 Pro 5G if its lower retail price better fit your budget.
Oppo K12 Plus 5G takes battery honors offering 6,400 mAh alongside 80W charging.
Oppo K12 Plus 5G provides greater sustained gaming output with its Qualcomm Snapdragon 7 Gen 3 and 12GB RAM.
Oppo K12 Plus 5G takes photography with 50MP optics.
Oppo A3 Pro 5G provides a sharper value proposition, coming in at $219 vs $279.
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 A3 Pro 5G vs Oppo K12 Plus 5G: specifications compared
Display
| Specification | Oppo A3 Pro 5G | Oppo K12 Plus 5G |
|---|---|---|
| Screen size | 6.67" | 6.7" |
| Resolution | 720 x 1604 | 1080 x 2412Winner |
| Pixel density | 264 ppi | 394 ppiWinner |
| Refresh rate | 120 Hz | 120 Hz |
| Peak brightness | 1000 nits | 1100 nits |
Performance
| Specification | Oppo A3 Pro 5G | Oppo K12 Plus 5G |
|---|---|---|
| Chipset | MediaTek Dimensity 6300 | Qualcomm Snapdragon 7 Gen 3 |
| Process node | 6 nm | 4 nmWinner |
| AnTuTu score | 435,000 | 820,000Winner |
| Geekbench multi | 2080 | 3380Winner |
| Maximum RAM | 8 GB | 12 GBWinner |
| Maximum storage | 256GB | 512GBWinner |
Camera
| Specification | Oppo A3 Pro 5G | Oppo K12 Plus 5G |
|---|---|---|
| Main sensor | 50 MP | 50 MP |
| Rear cameras | 2 | 2 |
| Ultrawide | — | 8 MP |
| Selfie camera | 8 MP | 16 MPWinner |
| Max video | 1080p@30fps | 4K@30fps, 1080p@60fps |
Battery and charging
| Specification | Oppo A3 Pro 5G | Oppo K12 Plus 5G |
|---|---|---|
| Capacity | 5,100 mAh | 6,400 mAhWinner |
| Wired charging | 45 W | 80 WWinner |
| Wireless charging | No | No |
Design
| Specification | Oppo A3 Pro 5G | Oppo K12 Plus 5G |
|---|---|---|
| Weight | 186 gWinner | 192 g |
| Thickness | 7.68 mmWinner | 8.37 mm |
| Water resistance | IP54 / MIL-STD-810H | IP54 |
| Build | 360-degree Damage-Proof Armour Body, star texture back, Panda Glass front | Diamond anti-drop architecture, frosted composite back, double-strengthened glass front |
Software and support
| Specification | Oppo A3 Pro 5G | Oppo K12 Plus 5G |
|---|---|---|
| Operating system | Android 14 | Android 14 |
| OS updates | 2 years | 3 yearsWinner |
| Security updates | 3 years | 4 yearsWinner |
Connectivity and value
| Specification | Oppo A3 Pro 5G | Oppo K12 Plus 5G |
|---|---|---|
| 5G | Yes | Yes |
| Wi-Fi | Wi-Fi 5 (802.11ac) | Wi-Fi 6 (802.11ax) |
| Storage expansion | microSD | microSD |
| 3.5mm jack | No | No |
| Launch price | $219Winner | $279 |
Oppo A3 Pro 5G
The Oppo A3 Pro 5G brings military-grade MIL-STD-810H drop protection and anti-drop cushioning to the sub-$220 tier. Features an ultra-slim 7.68mm body, 45W SuperVOOC charging, 1,000 nits 120Hz display with Splash Touch, and 50MP AI primary camera.
- Display
- 6.67"
- Chipset
- MediaTek Dimensity 6300
- Main camera
- 50MP
- Battery
- 5,100mAh
Oppo K12 Plus 5G
The Oppo K12 Plus 5G is built for extreme battery endurance, packing an enormous 6,400mAh silicon-carbon battery with 80W SuperVOOC charging, 10W reverse charging, Snapdragon 7 Gen 3 silicon, 50MP Sony OIS camera, and Diamond Anti-Drop structural certification.
- Display
- 6.7"
- Chipset
- Qualcomm Snapdragon 7 Gen 3
- Main camera
- 50MP
- Battery
- 6,400mAh
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- Oppo K12 Plus 5G vs Oppo F27 5G
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- Oppo K12 Plus 5G vs Reno 12 Pro
- Oppo K12 Plus 5G vs Find N5