Table of Contents
Introduction
If you’re on a budget of around ₹12,000 and searching for a future-ready 5G smartphone, you’re in luck! In this segment, OPPO, iQOO, and Infinix have launched three highly competitive models – OPPO K13x, iQOO Z10 Lite, and Infinix Note 50x. All three phones offer solid specs, massive batteries, and modern software. But which one gives you the best overall value?
Let’s dive deep into a feature-by-feature comparison, covering everything – from box contents to design, display, performance, software, battery, cameras, and extra features.
Box Content
| Feature | OPPO K13x | iQOO Z10 Lite | Infinix Note 50x |
|---|---|---|---|
| Charger | 45W SuperVOOC | 15W Standard | 45W Fast Charger |
| Cable | USB Type-A to C | USB Type-A to C | USB Type-A to C |
| Case | Anti-drop shield case (black) | Regular TPU case | Colored case |
| Others | SIM tool, Quick Start Guide | SIM tool, Quick Start Guide | SIM tool, Quick Start Guide |
Verdict: OPPO leads here with a better protective case and the fastest SuperVOOC charger.
Design
- OPPO K13x comes with a polycarbonate back but features an AM04 aerospace-grade aluminum alloy inner frame and a 360° damage-proof armour body. The front is protected with Crystal Shield Glass, and it is rated IP65 for splash resistance and splash touch usability.
- iQOO Z10 Lite has a simple polycarbonate back and frame, offering basic durability with IP64 splash resistance.
- Infinix Note 50x stands out with a vegan leather back, adding a premium touch. It also includes an IP64 rating and a solid polycarbonate frame.
Verdict: OPPO K13x wins in ruggedness and premium protection, while Infinix Note 50x scores for aesthetics.
Display
| Feature | OPPO K13x | iQOO Z10 Lite | Infinix Note 50x |
|---|---|---|---|
| Size | 6.67″ Flat LCD | 6.74″ Flat LCD | 6.67″ Flat LCD |
| Resolution | HD+ | HD+ | HD+ |
| Brightness | 1000 nits HBM & Peak | 1000 nits HBM & Peak | 672 nits HBM & Peak |
| Refresh Rate | 120Hz | 90Hz | 120Hz |
Verdict: OPPO and Infinix offer smoother 120Hz refresh rates. iQOO has the largest screen, but brightness and refresh rate are slightly weaker.
Performance
All three phones come with LPDDR4X RAM and UFS 2.2 storage, ensuring fast app loading and smooth multitasking.
| Feature | OPPO K13x | iQOO Z10 Lite | Infinix Note 50x |
|---|---|---|---|
| Processor | MediaTek Dimensity 6300 | Dimensity 6300 | Dimensity 7300 Ultimate |
| AnTuTu Score | ~4.5 Lakh | ~4.5 Lakh | ~6.3 Lakh |
| RAM & Storage | 4/6/8GB + 128GB | 4/6GB + 128GB, 8GB + 256GB | 6/8GB + 128GB |
Verdict: Infinix Note 50x is clearly more powerful, thanks to the Dimensity 7300 Ultimate chipset with a significantly higher AnTuTu score. Great for gamers and power users.
Battery
| Feature | OPPO K13x | iQOO Z10 Lite | Infinix Note 50x |
|---|---|---|---|
| Capacity | 6000mAh | 6000mAh | 5500mAh |
| Charging Speed | 45W SuperVOOC | 15W Standard | 45W Fast Charge |
Verdict: OPPO K13x takes the lead with the biggest battery and fastest charging combo. iQOO is behind with its 15W charger.
Camera
| Feature | OPPO K13x | iQOO Z10 Lite | Infinix Note 50x |
|---|---|---|---|
| Rear | 50MP Wide + 2MP Mono | 50MP Wide + 2MP Depth | 50MP Single Wide |
| Front | 8MP | 5MP Wide | 8MP Wide |
Verdict: OPPO and Infinix offer better selfie cameras. iQOO falls short in this department with just a 5MP front shooter.
Audio & Multimedia
| Feature | OPPO K13x | iQOO Z10 Lite | Infinix Note 50x |
|---|---|---|---|
| Speaker | Single Speaker, 300% Boost | Single Speaker, 200% Boost | Dual Stereo Speakers, 300% Boost |
| Special Features | Side fingerprint, AI Eraser | Side fingerprint, AI Eraser | Side fingerprint, AI Eraser |
Verdict: Infinix wins this round with dual stereo speakers, offering an immersive audio experience, especially while gaming or watching videos.
Connectivity
| Feature | OPPO K13x | iQOO Z10 Lite | Infinix Note 50x |
|---|---|---|---|
| 5G Bands | 9 Bands with AI Link Boost 2.0 | 10 Bands | 15 Bands |
| WiFi | WiFi 5 | WiFi 5 | WiFi 6 |
| Bluetooth | 5.4 | 5.4 | 5.4 |
Verdict: Infinix Note 50x is clearly future-proof with 15 5G bands and WiFi 6 support, giving it a strong edge in connectivity.
Software & Updates
All three smartphones run the latest Android 15 out of the box with their custom UI:
- OPPO K13x: ColorOS 15
- iQOO Z10 Lite: Funtouch OS 15
- Infinix Note 50x: XOS 15
All promise 2 years of major Android updates and 3 years of security patches, which is rare in this price bracket.
Final Verdict – Which One Should You Buy?
| Use Case | Recommended Phone |
|---|---|
| Best for Performance & Gaming | Infinix Note 50x ✅ |
| Best Battery Life + Build | OPPO K13x ✅ |
| Big Display at Low Cost | iQOO Z10 Lite ✅ |
| Best Audio + Design + Features | Infinix Note 50x ✅ |
Infinix Note 50x is the most well-rounded performer here – offering the best chipset, dual stereo speakers, WiFi 6, and widest 5G support.
OPPO K13x is ideal for users who want great battery life, fast charging, and rugged protection.
iQOO Z10 Lite is good for casual users or students needing a big screen and basic 5G features on a tight budget.
Conclusion
All three smartphones offer tremendous value for money. But if you’re looking for the best overall experience in terms of performance, audio, design, and connectivity, Infinix Note 50x is the clear winner in the sub-₹12,000 5G segment as of June 2025.