The Oppo K12x and vivo S19 Pro represent distinct approaches to the mid-range smartphone market. The K12x focuses on delivering solid performance at an accessible price point, while the S19 Pro aims for a more premium experience with a significantly more powerful chipset and faster charging. This comparison dissects the key differences to determine which device best suits your needs.
🏆 Quick Verdict
For the average user prioritizing everyday tasks and moderate gaming, the vivo S19 Pro is the clear winner. Its Dimensity 9200+ chipset provides a substantial performance uplift over the K12x’s Dimensity 6300, justifying the price difference. However, the K12x remains a compelling option for budget-conscious buyers.
| Network |
|---|
| 2G bands | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 |
| 3G bands | HSDPA 900 / 2100 | HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100 |
| 4G bands | 1, 3, 5, 8, 28, 40, 41 | 1, 3, 4, 5, 7, 8, 18, 19, 26, 28, 34, 38, 39, 40, 41 |
| 5G bands | 1, 3, 5, 8, 28, 40, 41, 77, 88 SA/NSA | 1, 3, 5, 8, 28, 38, 40, 41, 77, 78 SA/NSA |
| Speed | HSPA, LTE, 5G | HSPA, LTE, 5G |
| Technology | GSM / HSPA / LTE / 5G | GSM / CDMA / HSPA / LTE / 5G |
| Launch |
|---|
| Announced | 2024, July 29 | 2024, May 30 |
| Status | Available. Released 2024, August 02 | Available. Released 2024, May 30 |
| Body |
|---|
| Build | - | Glass front, plastic frame, glass back |
| Dimensions | 165.7 x 76 x 7.7 mm (6.52 x 2.99 x 0.30 in) | 164.1 x 75 x 7.6 mm (6.46 x 2.95 x 0.30 in) |
| SIM | Nano-SIM + Nano-SIM | Nano-SIM + Nano-SIM |
| Weight | 186 g (6.56 oz) | 192 g (6.77 oz) |
| Display |
|---|
| Protection | Panda glass | - |
| Resolution | 720 x 1604 pixels, 20:9 ratio (~264 ppi density) | 1260 x 2800 pixels, 20:9 ratio (~453 ppi density) |
| Size | 6.67 inches, 107.2 cm2 (~85.2% screen-to-body ratio) | 6.78 inches, 111.0 cm2 (~90.2% screen-to-body ratio) |
| Type | IPS LCD, 120Hz, 1000 nits (HBM) | AMOLED, 1B colors, 120Hz, 4500 nits (peak) |
| Platform |
|---|
| CPU | Octa-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55) | Octa-core (1x3.35 GHz Cortex-X3 & 3x3.0 GHz Cortex-A715 & 4x2.0 GHz Cortex-A510) |
| Chipset | Mediatek Dimensity 6300 (6 nm) | Mediatek Dimensity 9200+ (4 nm) |
| GPU | Mali-G57 MC2 | Immortalis-G715 MC11 |
| OS | Android 14, ColorOS 14 | Android 14, OriginOS 4 |
| Memory |
|---|
| Card slot | microSDXC | No |
| Internal | 128GB 6GB RAM, 256GB 8GB RAM | 256GB 8GB RAM, 256GB 12GB RAM, 256GB 16GB RAM, 512GB 12GB RAM, 512GB 16GB RAM |
| Main Camera |
|---|
| Dual | 32 MP, f/1.8, (wide), PDAF
Auxiliary lens | - |
| Features | LED flash, HDR, panorama | Ring-LED flash, panorama, HDR |
| Triple | - | 50 MP, f/1.9, (wide), 1/1.56", PDAF, OIS
50 MP, f/1.9, (telephoto), PDAF, OIS, 2x optical zoom
8 MP, f/2.2, 106˚ (ultrawide) |
| Video | 1080p@30/60fps | 4K@30fps, 1080p@30fps, gyro-EIS, OIS |
| Selfie camera |
|---|
| Features | - | Dual-LED flash, HDR |
| Single | 8 MP, f/2.0, (wide) | 50 MP, f/2.0, 22mm (wide), AF |
| Video | 1080p@30fps | 4K@30fps, 1080p@30fps |
| Sound |
|---|
| 35mm jack | Yes | No |
| Loudspeaker | Yes | Yes, with stereo speakers |
| Comms |
|---|
| Bluetooth | 5.3, A2DP, LE, aptX HD | 5.3, A2DP, LE, aptX HD |
| Infrared port | - | Yes |
| NFC | No | Yes |
| Positioning | GPS, GALILEO, GLONASS, BDS, QZSS | GPS (L1+L5), GLONASS, BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC (L5) |
| Radio | No | No |
| USB | USB Type-C 2.0, OTG | USB Type-C 2.0, OTG |
| WLAN | Wi-Fi 802.11 a/b/g/n/ac, dual-band | Wi-Fi 802.11 a/b/g/n/ac/6/7, dual-band, Wi-Fi Direct |
| Features |
|---|
| Sensors | Fingerprint (side-mounted), accelerometer, proximity, compass | Fingerprint (under display, optical), accelerometer, gyro, proximity, compass |
| Battery |
|---|
| Charging | 45W wired, PD, 50% in 30 min | 80W wired, PD
Reverse wired |
| Type | 5100 mAh | Si/C Li-Ion 5500 mAh |
| Misc |
|---|
| Colors | Breeze Blue, Midnight Violet | Gray, Green, Light Blue |
| Models | CPH2667 | V2362A |
| Price | ₹ 14,999 | About 420 EUR |
| SAR | 1.18 W/kg (head) 1.19 W/kg (body) | - |
Oppo K12x
- More affordable price point
- Decent performance for everyday tasks
- Reliable Mediatek Dimensity 6300 chipset
- Significantly less powerful than the S19 Pro
- Slower charging speed (45W vs 80W)
- May struggle with demanding games
vivo S19 Pro
- Flagship-level Dimensity 9200+ performance
- Much faster 80W charging with reverse wired charging
- Superior image processing capabilities
- Higher price tag
- Potentially more heat generation under heavy load (though 4nm helps)
- May be overkill for basic users
Display Comparison
While display specifications are missing, both phones likely feature AMOLED panels given the market segment. However, the core difference lies in the processing power driving them. The S19 Pro’s superior chipset will translate to smoother animations and faster app loading times, enhancing the overall visual experience. Expect the S19 Pro to handle high refresh rate displays more effectively if equipped, due to the Dimensity 9200+'s processing headroom.
Camera Comparison
Without detailed camera specs, it’s difficult to make a definitive judgment. However, the S19 Pro’s more powerful ISP (Image Signal Processor) within the Dimensity 9200+ chipset will likely result in better image processing, particularly in low-light conditions. Expect improved dynamic range and noise reduction. The K12x will likely offer a competent camera experience, but won’t match the S19 Pro’s potential for detail and clarity. We anticipate the S19 Pro will have more advanced computational photography features.
Performance
The performance gap is the most significant differentiator. The vivo S19 Pro’s Dimensity 9200+ (4nm) boasts a Cortex-X3 prime core clocked at 3.35 GHz, a substantial upgrade over the Oppo K12x’s Dimensity 6300 (6nm) and its Cortex-A76 cores at 2.4 GHz. The 4nm process node of the 9200+ also offers superior power efficiency, meaning less thermal throttling during sustained workloads. This translates to significantly faster processing speeds, smoother multitasking, and a better gaming experience on the S19 Pro. The K12x’s Dimensity 6300 is still capable, but will struggle with demanding titles at higher settings.
Battery Life
The Oppo K12x offers 45W wired charging with PD, claiming 50% charge in 30 minutes. The vivo S19 Pro steps up to 80W wired charging with PD and even includes reverse wired charging. This faster charging speed is a significant advantage for users who prioritize convenience. While battery capacity isn’t specified, the S19 Pro’s more efficient chipset could offset a potentially smaller battery size, delivering comparable or even better real-world battery life. The 80W charging will drastically reduce downtime.
Buying Guide
Buy the Oppo K12x if you need a reliable daily driver for basic tasks, social media, and light gaming, and prioritize affordability. You'll appreciate its efficient processor and decent 45W charging. Buy the vivo S19 Pro if you prefer a smoother, more responsive experience for demanding apps, graphically intensive games, and value faster charging speeds – especially if you frequently find yourself needing a quick power boost.
Frequently Asked Questions
❓ Will the Dimensity 9200+ in the vivo S19 Pro overheat during prolonged gaming sessions?
While the Dimensity 9200+ is a powerful chip, the 4nm manufacturing process helps mitigate heat generation. The S19 Pro likely incorporates effective thermal management solutions to prevent significant throttling, allowing for extended gaming sessions with consistent performance. However, some heat is inevitable during intense use.
❓ Is the 45W charging on the Oppo K12x slow compared to the 80W on the vivo S19 Pro?
Yes, 45W is noticeably slower than 80W. The S19 Pro can top up its battery much faster, reducing downtime. While 45W is still respectable, users who frequently need a quick charge will benefit significantly from the S19 Pro’s faster charging capabilities.
❓ Can the vivo S19 Pro charge other devices wirelessly?
No, the vivo S19 Pro supports *reverse wired* charging, meaning it can charge other devices via a USB-C cable. It does not offer wireless power sharing.
❓ How much of a performance difference will I see between the Dimensity 6300 and 9200+ in everyday tasks like browsing and social media?
For basic tasks, the difference won't be dramatic. Both chips are capable of handling everyday use smoothly. However, the S19 Pro will feel noticeably snappier when switching between apps, loading complex web pages, and performing multitasking.
