Findprix helps you compare the Infinix Smart 20 4G 4GB RAM, 128GB and Oppo K13x 5G 6GB RAM in terms of price, specifications, user reviews, and more. Infinix Smart 20 4G 4GB RAM, 128GB is priced at ₹13,799. Oppo K13x 5G 6GB RAM is priced at ₹16,999. Here's a quick comparison.
| Product | Price | Processor | RAM | Storage | Display | Front Camera | Rear Camera | Battery | OS |
|---|---|---|---|---|---|---|---|---|---|
| Infinix Smart 20 4G | ₹13,799 | MediaTek Helio G81 Ultimate | 12 nm | 4GB | LPDDR4X | 128GB | eMMC 5.1 | 6.78 inches | HD+ | 8MP | 8MP | 5200 mAh | 15W | Android 16 | XOS 16 |
| Oppo K13x 5G | ₹16,999 | MediaTek Dimensity 6300 | 6 nm | 6GB | LPDDR4X | 128GB | UFS 2.2 | 6.67 inches | HD+ | 8MP | 50MP + 2MP | 6000 mAh | 45W | Android 15 |
₹13,799
Infinix Smart 20 4G
4GB RAM + 128GB
₹16,999
Oppo K13x 5G
6GB RAM + 128GB
Prices
Infinix Smart 20 4G
Amazon₹13,799
Flipkart₹13,999Just ₹200 below the 4 weeks average of ₹13,999 — good deal.
Oppo K13x 5G
Flipkart₹16,999Price has been stable for the last 1 month.
Ratings
Infinix Smart 20 4G
4.1
(103)
Oppo K13x 5G
4.4
(61.3K)
General
| Feature | Infinix Smart 20 4G | Oppo K13x 5G |
|---|---|---|
| Device Type | Smartphone | Smartphone |
| Operating System | Android 16 | Android 15 |
| OS Updates | -- | 2 Year |
| Security Updates | -- | 3 Year |
| Custom UI | XOS 16 | ColorOS |
Design
| Feature | Infinix Smart 20 4G | Oppo K13x 5G |
|---|---|---|
| Dimensions | 167.7 x 78.8 x 7.7 mm | 165.7 x 76.2 x 7.9 mm |
| Weight | 189 g | 194 g |
| Water Resistance | Yes, IP64 | Yes, IP65 |
| Dust Resistance | Yes | Yes |
| Build Material | Back: Plastic | -- |
| Colours | Sunlike Orange, Cloudline Blue, Shadow Black, Polaris Titanium | Midnight Violet, Sunset Peach |
| Features | -- | MIL-STD-810H certified |
Display
| Feature | Infinix Smart 20 4G | Oppo K13x 5G |
|---|---|---|
| Touch Screen | Yes | Yes |
| Display Type | IPS LCD | LCD |
| Brightness | HBM: 700 nits | 1000 nits |
| Refresh Rate | 120 Hz | 120 Hz |
| Screen Size | 6.78 inches (17.22 cm), HD+ | 6.67 inches (16.94 cm), HD+ |
| Screen Resolution | 720 x 1600 pixels | 720 x 1604 pixels |
| Aspect Ratio | 20:9 | 20:9 |
| Screen-to-Body Ratio | ~82.9% | ~89.9% |
| Pixel Density | ~259 ppi | -- |
Rear Camera
| Feature | Infinix Smart 20 4G | Oppo K13x 5G |
|---|---|---|
| Camera Setup | Single | Dual |
| Primary | 8 MP (wide) f/2.0 aperture, 1/4.0″ sensor size, 1.12µm pixel size | 50 MP (wide) 76° FoV, f/1.8 aperture, 1/2.88″ sensor size, 0.61µm pixel size |
| Secondary | -- | 2 MP (mono) f/2.4 aperture, 1/5.0″ sensor size, 1.75µm pixel size |
| Autofocus | Yes | Yes, Phase Detection autofocus |
| Main Sensor | -- | OmniVision OV50D |
| Flash | Yes, Dual LED | Yes, LED Flash |
| Video Recording | 1440p @ 30 fps, 1080p @ 30 fps | 1080p @ 60 fps, 720p @ 120 fps |
Front Camera
| Feature | Infinix Smart 20 4G | Oppo K13x 5G |
|---|---|---|
| Camera Setup | Single | Single |
| Primary | 8 MP (wide) f/2.0 aperture, 1/4.0″ sensor size, 1.12µm pixel size | 8 MP (wide) f/2.0 aperture, 1/4.0″ sensor size, 1.12µm pixel size |
| Main Sensor | -- | GalaxyCore GC08A8 |
| Video Recording | 1440p @ 30 fps, 1080p @ 30 fps | 1080p @ 30 fps, 720p @ 30 fps |
Performance
| Feature | Infinix Smart 20 4G | Oppo K13x 5G |
|---|---|---|
| RAM | 4 GB | 6 GB |
| RAM Type | LPDDR4X | LPDDR4X |
| Chipset | MediaTek Helio G81 Ultimate | MediaTek Dimensity 6300 |
| Fabrication | 12 nm | 6 nm |
| GPU | Mali-G52 MC2 | Mali-G57 MC2 |
| CPU | Octa core 2x Cortex-A75 @ 2.0 GHz 6x Cortex-A55 @ 1.7 GHz | Octa core 2x Cortex A76 @ 2.4 GHz 6x Cortex A55 @ 2 GHz |
Storage
| Feature | Infinix Smart 20 4G | Oppo K13x 5G |
|---|---|---|
| Internal Storage | 128 GB | 128 GB |
| Storage Type | eMMC 5.1 | UFS 2.2 |
| Memory Card Slot | Yes, up to 2 TB | Yes, Up to 2 TB |
Battery
| Feature | Infinix Smart 20 4G | Oppo K13x 5G |
|---|---|---|
| Battery | 5200 mAh | 6000 mAh |
| Battery Type | -- | Li-Polymer |
| Wired Charging Speed | 15W | 45W Super VOOC |
| Wired Charging Time | -- | 50% charge in ~37 minutes |
| Wired Reverse Charging | Yes, 5W | -- |
Network
| Feature | Infinix Smart 20 4G | Oppo K13x 5G |
|---|---|---|
| SIM | SIM 1: Nano SIM 2: Nano | SIM 1: Nano SIM 2: Nano (Hybrid slot) |
| Network Support | 4G, 3G, 2G | 5G, 4G, 3G, 2G |
| 5G Bands | -- | n1, n3, n5, n8, n28, n40, n41, n77, n78 |
| 4G Bands | B1, B2, B3, B4, B5, B7, B8, B20, B28, B38, B41, B40 | B1, B3, B5, B8, B28, B40, B41 |
| Navigation Support | GPS | GPS, GALILEO, GLONASS, BDS, QZSS |
| SAR | -- | Head: 1.184 W/kg Body: 1.048 W/kg |
Connectivity
| Feature | Infinix Smart 20 4G | Oppo K13x 5G |
|---|---|---|
| Bluetooth | Yes, v5.2 | Yes, v5.4 |
| Wi-Fi | Yes, Wi-Fi 5 (802.11 a/b/g/n/ac) | Yes, Wi-Fi 5 (802.11 a/b/g/n/ac) 5GHz |
| USB | USB Type-C 2.0, OTG | USB Type-C 2.0, OTG |
| NFC | Yes | No |
| Infrared port | Yes | -- |
Features
| Feature | Infinix Smart 20 4G | Oppo K13x 5G |
|---|---|---|
| Audio Jack | Yes, 3.5 mm | Yes, 3.5 mm |
| Loud Speaker | Yes | Yes |
| Fingerprint Sensor | Yes, Side | Yes, Side |
| Sensors | Accelerometer, Compass, Proximity Sensor | Light sensor, Proximity sensor, Accelerometer, Compass |
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