Lava Agni 4 vs Redmi Note 15 5G
The short answer
- Redmi Note 15 5G has the bigger battery: 5,520 mAh against 5,000.
- Lava Agni 4 charges faster, at 66 W against 45.
Compared only on figures both makers publish. Everything else is in the table below.
2 phones side by side.
| Specification |
 Lava Agni 4
₹22,999launch price
|
 Redmi Note 15 5G
₹22,999launch price · Jan 2026
|
|---|---|---|
| Placement | ||
| At its price | Top quarter ₹20–25k | Bottom quarter ₹20–25k |
| Spec index | 8.6 / 10 | 7.7 / 10 |
| Key Specs | ||
| RAM | 8GB LPDDR5X (expandable to 16GB with virtual RAM) | 8 GB |
| Processor | MediaTek Dimensity 8350 Octa-core, up to 3.35GHz | Qualcomm Snapdragon 6 Gen 3 |
| Rear Camera | 50MP + 8MP | 108 MP + 8 MP |
| Front Camera | 50MP | 20 MP |
| Battery | 5000mAh | 5520 mAh |
| Display | 16.94cm (6.67-inch) Flat AMOLED | 6.77 inches (17.20 cm) |
| General | ||
| Launch Date | 20 November 2025 | January 6, 2026 (Official) |
| Operating System | Android 15 | Android v15 |
| Custom UI | Clean Android, zero bloatware | Xiaomi HyperOS 2 |
| Performance | ||
| Chipset | MediaTek Dimensity 8350 | Qualcomm Snapdragon 6 Gen 3 |
| CPU | Octa-core, up to 3.35GHz | Octa core (2.4 GHz, Quad core, Cortex A78 + 1.8 GHz, Quad core, Cortex A55) |
| Fabrication | 4nm | 4 nm |
| RAM | 8GB (plus up to 8GB virtual RAM) | 8 GB |
| RAM Type | LPDDR5X | LPDDR4X |
| Architecture | — | 64 bit |
| Graphics | — | Adreno 710 |
| Display | ||
| Display Type | Flat AMOLED | AMOLED (curved) |
| Screen Size | 16.94cm (6.67-inch) | 6.77 inches (17.20 cm) |
| Resolution | 1220 x 2712 pixels (1.5K) | 1080x2392 px (FHD+) |
| Pixel Density | 446 PPI | 388 ppi |
| Screen to Body Ratio (calculated) | 93.5% | 89.66 % |
| Screen Protection | Corning Gorilla Glass 5 | — |
| Bezel-less display | Yes, 1.7mm equilateral bezels | Yes with punch-hole display |
| Touch Screen | Yes | Yes, Capacitive Touchscreen, Multi-touch (240 Hz touch sampling) |
| Brightness | 2400 nits (peak) | 3200 nits (peak), 800 nits (typical) |
| HDR 10 / HDR+ support | HDR playback support on YouTube, Widevine L1 certified | Yes, HDR10+ |
| Refresh Rate | 120Hz | 120 Hz |
| Aspect Ratio | — | 20:9 |
| Design | ||
| Height | 160.68mm | 164 mm |
| Width | 75.34mm | 75.42 mm |
| Thickness | 8.6mm | 7.35 mm |
| Weight | 208g | 178 grams |
| Build Material | Aluminium alloy frame with matte AG glass back | Frame: Plastic Back: Plastic |
| Colours | Phantom Black, Lunar Mist | Black, Glacier Blue, Mist Purple |
| Waterproof | IP64 (dust and splash resistant) | Yes, IP65 + IP66 |
| Ruggedness | Super Anti-Drop Diamond Frame, Corning Gorilla Glass protection | MIL-STD-810H tested, drop tested to 1.7 m |
| Main Camera | ||
| Camera Setup | Dual | Dual |
| Resolution | 50MP (f/1.88) + 8MP ultra-wide (112 degree field of view) | 108 MP f/1.7, Wide Angle, Primary Camera (1/1.67" sensor size, 0.64µm pixel size, 9-in-1 to 1.92µm) 8 MP f/2.2, Ultra-Wide Angle Camera (1/4" sensor size, 1.12µm pixel size) |
| Sensor | 1/1.55-inch, 1.0 micron pixel size | Samsung ISOCELL HM9 (primary) |
| OIS | Yes | Yes |
| Flash | Yes | Yes, LED Flash |
| Shooting Modes | Night mode, Film mode, Portrait mode, Beauty mode, Panorama, Pro Mode, Slow Motion, Time lapse, Group Photo | Continuous Shooting High Dynamic Range mode (HDR) Portrait mode Pro Mode Panorama Slow Motion Time-lapse Dynamic Shots |
| Camera Features | HDR, AI scene and skin tone detection, Dual Conversion Gain, Filters, Document correction, AI Emoji, GIF, Intelligent scanning, Google Lens, UHD | 3 x In-sensor Zoom Auto Flash Face detection Touch to focus AI Erase AI Sky AI Reflection Removal AI Beautify AI Bokeh |
| Video Recording | 4K@60fps | 3840x2160 @ 30 fps 1920x1080 @ 30 fps 1280x720 @ 30 fps |
| Video Recording Features | Pro Video, Dual-view video, Slow Motion, Time lapse | Slo-motion Time-lapse Electronic Image Stabilisation (gyro-EIS) |
| Autofocus | — | Yes |
| Settings | — | Exposure compensation, ISO control |
| Front Camera | ||
| Camera Setup | Single | Single |
| Resolution | 50MP (Samsung SK5JN1 sensor) | 20 MP f/2.2, Wide Angle, Primary Camera (1/4" sensor size, 0.702µm pixel size, 4P lens) |
| Flash | Yes (screen flash) | No |
| Camera Features | EIS | High Dynamic Range mode (HDR) AI Group Selfie |
| Video Recording | 4K@60fps | 1920x1080 @ 30 fps 1280x720 @ 30 fps |
| Autofocus | — | No |
| Battery | ||
| Capacity | 5000mAh | 5520 mAh |
| Type | Li-Po | Li-ion (Silicon-Carbon) |
| Removable | No | No |
| Talktime | Up to 45 hours | — |
| Standby Time | Up to 630 hours | — |
| Quick Charging | 66W fast charging (0 to 50% in under 19 minutes, full charge in 51 minutes) | Yes, Fast, 45W (45W adapter in box, 18W reverse wired charging) |
| USB Type-C | Yes | Yes |
| Wireless Charging | — | No |
| Storage | ||
| Internal Memory | 256GB | 128 GB / 256 GB |
| Expandable Memory | No | Yes, Up to 1 TB (hybrid SIM slot) |
| USB OTG | Yes | Yes |
| Storage Type | UFS 4.0 | UFS 2.2 |
| Network & Connectivity | ||
| SIM Slot(s) | Dual SIM (5G + 5G) | Dual SIM, GSM+GSM (Nano SIM + Nano SIM / microSD hybrid) |
| SIM Size | Nano + Nano | SIM1: Nano, SIM2: Nano (Hybrid) |
| Network Support | 5G (SA/NSA), 4G, 3G, 2G | 5G Supported in India, 4G Supported in India, 3G, 2G |
| VoLTE | No | Yes |
| SIM 1 | 5G | - |
| 5G Bands | n1/n2/n3/n5/n7/n8/n20/n28/n38/n40/n41/n66/n77/n78 SA/NSA | SA N1 / N3 / N5 / N8 / N28 / N40 / N78 NSA N1 / N3 / N40 / N78 |
| 4G Bands | B1/B3/B5/B7/B8/B20/B28/B38/B40/B41 | FD-LTE 2100(band 1) / 1800(band 3) / 850(band 5) / 900(band 8) / 700(band 28) TD-LTE 2300(band 40) / 2500(band 41) |
| 3G Bands | WCDMA B1/B2/B5/B8 | UMTS 2100 / 850 / 900 MHz |
| 2G Bands | GSM 850MHz, 900MHz, 1800MHz, 1900MHz | GSM 1800 / 850 / 900 MHz |
| GPRS | Yes | Available |
| EDGE | Yes | Available |
| SIM 2 | 5G | - |
| SAR Value | Less than 1.6 W/kg | — |
| Wi-Fi | Wi-Fi 6E | Yes, Wi-Fi 5 (802.11 a/b/g/n/ac), 2.4 GHz + 5 GHz |
| Bluetooth | v5.4 | Yes, v5.1 |
| GPS | GPS, A-GPS, GLONASS | Yes with Glonass, Beidou, Galileo |
| Infrared Sensor | Yes, IR Blaster (works with third-party apps) | Yes |
| USB Connectivity | USB Type-C, USB 3.2 | USB 2.0, Type-C, Mass storage device, USB charging, USB OTG |
| Wi-Fi Features | — | Wi-Fi Direct, Mobile Hotspot |
| Multimedia | ||
| FM Radio | Yes | No |
| Audio Jack | No | USB Type-C |
| Stereo Speaker | — | Yes |
| Loudspeaker | — | Yes |
| Audio Features | — | Dolby Atmos, Hi-Res Audio (24-bit/192 kHz), 300% volume boost |
| Sensors | ||
| Fingerprint Sensor | Yes | Yes |
| Fingerprint Sensor Position | In-display | In Display |
| Other Sensors | Accelerometer, Proximity sensor, Gyroscope, Magnetometer, Ambient Light sensor | Ambient light sensor, Virtual proximity sensor, Accelerometer, Electronic compass, Gyroscope, Infrared blaster |
| Fingerprint Sensor Type | — | Optical |
| Heart Rate Monitor | — | No |