Infinix Note 40 Pro 5G vs Oppo K12x 5G
Compare Infinix Note 40 Pro 5G vs Oppo K12x 5G side by side: MediaTek Dimensity 7020 vs MediaTek Dimensity 6300, 108MP vs 32MP camera, 5000mAh vs 5100mAh…
Infinix
Infinix Note 40 Pro 5G
$269
7categories won
Oppo
Oppo K12x 5G
$159
2categories won
11 categories tied · 20 scored in total · add a third phone
Which one wins?
Infinix Note 40 Pro 5G takes the overall win
The Infinix Note 40 Pro 5G claims the overall win over the Oppo K12x 5G, delivering a stronger technical package across battery endurance and core hardware. In camera testing, the Infinix Note 40 Pro 5G leads with sharper imaging, while battery endurance leans towards the Infinix Note 40 Pro 5G. Choose the Infinix Note 40 Pro 5G if you want the highest performance ceiling, or opt for the Oppo K12x 5G if its lower retail price better fit your budget.
Infinix Note 40 Pro 5G wins on endurance with 5,000 mAh and 45W fast charging.
Both handsets deliver top-tier speed with MediaTek Dimensity 7020 and smooth everyday multitasking.
Infinix Note 40 Pro 5G wins photography with 108MP main imaging.
Oppo K12x 5G wins on budget and value at $159 compared to $269.
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.
Infinix Note 40 Pro 5G vs Oppo K12x 5G: specifications compared
Display
| Specification | Infinix Note 40 Pro 5G | Oppo K12x 5G |
|---|---|---|
| Screen size | 6.78" | 6.67" |
| Resolution | 1080 x 2436Winner | 720 x 1604 |
| Pixel density | 393 ppiWinner | 264 ppi |
| Refresh rate | 120 Hz | 120 Hz |
| Peak brightness | 1300 nitsWinner | 1000 nits |
Performance
| Specification | Infinix Note 40 Pro 5G | Oppo K12x 5G |
|---|---|---|
| Chipset | MediaTek Dimensity 7020 | MediaTek Dimensity 6300 |
| Process node | 6 nm | 6 nm |
| AnTuTu score | 460,000 | 430,000 |
| Geekbench multi | 2220 | 2060 |
| Maximum RAM | 8 GB | 8 GB |
| Maximum storage | 256GB | 256GB |
Camera
| Specification | Infinix Note 40 Pro 5G | Oppo K12x 5G |
|---|---|---|
| Main sensor | 108 MPWinner | 32 MP |
| Rear cameras | 3Winner | 2 |
| Selfie camera | 32 MPWinner | 8 MP |
| Max video | 1440p@30fps, 1080p@60fps | 1080p@30fps |
Battery and charging
| Specification | Infinix Note 40 Pro 5G | Oppo K12x 5G |
|---|---|---|
| Capacity | 5,000 mAh | 5,100 mAh |
| Wired charging | 45 W | 45 W |
| Wireless charging | 20 WWinner | No |
Design
| Specification | Infinix Note 40 Pro 5G | Oppo K12x 5G |
|---|---|---|
| Weight | 190 g | 186 g |
| Thickness | 8.1 mm | 7.68 mmWinner |
| Water resistance | IP53 | IP54 / MIL-STD-810H |
| Build | 3D curved AMOLED front, vegan leather and matte glass back, Gorilla Glass 5 front | 360-degree Damage-Proof Armour Body, matte composite back, Panda Glass front |
Software and support
| Specification | Infinix Note 40 Pro 5G | Oppo K12x 5G |
|---|---|---|
| Operating system | Android 14 | Android 14 |
| OS updates | 2 years | 2 years |
| Security updates | 3 years | 3 years |
Connectivity and value
| Specification | Infinix Note 40 Pro 5G | Oppo K12x 5G |
|---|---|---|
| 5G | Yes | Yes |
| Wi-Fi | Wi-Fi 5 (802.11ac) | Wi-Fi 5 (802.11ac) |
| Storage expansion | None | microSD |
| 3.5mm jack | No | No |
| Launch price | $269 | $159Winner |
Infinix Note 40 Pro 5G
The Infinix Note 40 Pro 5G combines a larger 5,000mAh battery with 20W wireless MagCharge magnetic charging, 45W wired charging, 108MP OIS camera, 3D curved 120Hz AMOLED display, and Active Halo AI lighting under $270.
- Display
- 6.78"
- Chipset
- MediaTek Dimensity 7020
- Main camera
- 108MP
- Battery
- 5,000mAh
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
Other comparisons
- Infinix Note 40 Pro 5G vs Infinix Note 40 Pro+ 5G
- Infinix Note 40 Pro 5G vs Infinix Note 40 5G
- Infinix Note 40 Pro 5G vs Hot 70 Pro
- Infinix Note 40 Pro 5G vs GT 20 Pro 5G
- Infinix Note 40 Pro 5G vs Note 60 VIP
- Oppo K12x 5G vs Infinix Note 40 Pro+ 5G
- Oppo K12x 5G vs Infinix Note 40 5G
- Oppo K12x 5G vs Hot 70 Pro
- Oppo K12x 5G vs GT 20 Pro 5G
- Oppo K12x 5G vs Note 60 VIP