Findprix helps you compare the Infinix Smart 20 4G and Redmi 15A in terms of price, specifications, user reviews, and more. Infinix Smart 20 4G is expected to launch in India on June 12, 2026, with a starting price of ₹12,499 Redmi 15A is priced at ₹14,989. Here's a quick comparison.
| Product | Price | Processor | RAM | Storage | Display | Front Camera | Rear Camera | Battery | OS |
|---|---|---|---|---|---|---|---|---|---|
| Infinix Smart 20 4G | ₹12,499 | MediaTek Helio G81 Ultimate | 12 nm | 4GB | LPDDR4X | 64GB | eMMC 5.1 | 6.78 inches | HD+ | 8MP | 8MP | 5200 mAh | 15W | Android 16 | XOS 16 |
| Redmi 15A | ₹14,989 | Unisoc T8300 | 6 nm | 4GB | LPDDR4X | 64GB | UFS 2.2 | 6.9 inches | HD+ | 8MP | 32MP | 6300 mAh | 15W | Android 16 | HyperOS 3 |
₹12,499
Infinix Smart 20 4G
4GB RAM + 64GB
Upcoming 
₹14,989
Redmi 15A
4GB RAM + 64GB
Prices
Infinix Smart 20 4G
Prices not available
Redmi 15A
Amazon₹14,989
Flipkart₹14,999₹1,509 above the 1 month average of ₹13,480 — high price.
Ratings
Infinix Smart 20 4G
Ratings not available
Redmi 15A
4.0
(348)
General
| Feature | Infinix Smart 20 4G | Redmi 15A |
|---|---|---|
| Device Type | Smartphone | Smartphone |
| Operating System | Android 16 | Android 16 |
| OS Updates | -- | 4 Years |
| Security Updates | -- | 6 Years |
| Custom UI | XOS 16 | HyperOS 3 |
Design
| Feature | Infinix Smart 20 4G | Redmi 15A |
|---|---|---|
| Dimensions | 167.7 x 78.8 x 7.7 mm | 171.56 x 79.47 x 8.15 mm |
| Weight | 189 g | 210 g |
| Water Resistance | Yes, IP64 | Yes, IP52 |
| Dust Resistance | Yes | Yes |
| Build Material | Back: Plastic | Back: Polycarbonate |
| Colours | Sunlike Orange, Cloudline Blue, Shadow Black, Polaris Titanium | Awesome Blue, Amaze Purple, Ace Black |
Display
| Feature | Infinix Smart 20 4G | Redmi 15A |
|---|---|---|
| Touch Screen | Yes | Yes |
| Touch Sampling Rate | -- | 240 Hz |
| Display Type | IPS LCD | IPS LCD |
| Brightness | HBM: 700 nits | Peak: 800 nits |
| Refresh Rate | 120 Hz | 120 Hz |
| Screen Size | 6.78 inches (17.22 cm), HD+ | 6.9 inches (17.53 cm), HD+ |
| Screen Resolution | 720 x 1600 pixels | 720 x 1600 pixels |
| Aspect Ratio | 20:9 | 20:9 |
| Screen-to-Body Ratio | ~82.9% | ~84.3% |
| Pixel Density | ~259 ppi | ~254 ppi |
Rear Camera
| Feature | Infinix Smart 20 4G | Redmi 15A |
|---|---|---|
| Camera Setup | Single | Single |
| Primary | 8 MP (wide) f/2.0 aperture, 1/4.0″ sensor size, 1.12µm pixel size | 32 MP (wide) f/2.0 aperture, 1.12µm pixel size AF |
| OIS | -- | No |
| Autofocus | Yes | Yes |
| Flash | Yes, Dual LED | Yes, LED |
| Video Recording | 1440p @ 30 fps, 1080p @ 30 fps | 1080p @ 30 fps |
Front Camera
| Feature | Infinix Smart 20 4G | Redmi 15A |
|---|---|---|
| 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 |
| Video Recording | 1440p @ 30 fps, 1080p @ 30 fps | 1080p @ 30 fps |
Performance
| Feature | Infinix Smart 20 4G | Redmi 15A |
|---|---|---|
| RAM | 4 GB | 4 GB |
| RAM Type | LPDDR4X | LPDDR4X |
| Chipset | MediaTek Helio G81 Ultimate | Unisoc T8300 |
| 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 A78 @ 2.2 GHz 6x Cortex A55 @ 2 GHz |
Storage
| Feature | Infinix Smart 20 4G | Redmi 15A |
|---|---|---|
| Internal Storage | 64 GB | 64 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 | Redmi 15A |
|---|---|---|
| Battery | 5200 mAh | 6300 mAh |
| Battery Type | -- | Li-ion |
| Wired Charging Speed | 15W | 15W |
| Wired Reverse Charging | Yes, 5W | Yes, 7.5W |
Network
| Feature | Infinix Smart 20 4G | Redmi 15A |
|---|---|---|
| SIM | SIM 1: Nano SIM 2: Nano | SIM 1: Nano SIM 2: Nano |
| Network Support | 4G, 3G, 2G | 5G, 4G, 3G, 2G |
| 5G Bands | -- | n1, n3, n5, n8, n28, n40, n41, 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, Glonass, Galileo |
Connectivity
| Feature | Infinix Smart 20 4G | Redmi 15A |
|---|---|---|
| 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) |
| USB | USB Type-C 2.0, OTG | USB Type-C 2.0, OTG |
| NFC | Yes | -- |
| Infrared port | Yes | -- |
Features
| Feature | Infinix Smart 20 4G | Redmi 15A |
|---|---|---|
| Audio Jack | Yes, 3.5 mm | Yes, 3.5 mm |
| FM Radio | -- | Yes |
| Loud Speaker | Yes | Yes |
| Stereo Speakers | -- | Yes |
| Fingerprint Sensor | Yes, Side | Yes, Side |
| Sensors | Accelerometer, Compass, Proximity Sensor | Compass, Light Sensor, Proximity Sensor |
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