Samsung Galaxy M51 vs Redmi Note 15
Compare Samsung Galaxy M51 and Redmi Note 15 to understand which one suits your needs the best. The Samsung Galaxy M51 is priced from ₹21,649, while Redmi Note 15 is available at ₹22,999 respectively. In terms of performance and features, each device offers a unique combination of processor, display, camera, and battery capabilities. Explore their complete specifications and key differences side-by-side to make a well-informed buying decision.
Samsung Galaxy M51 vs Redmi Note 15 Comparison Overview
| Key Highlights | Samsung Galaxy M51 | Redmi Note 15 |
|---|---|---|
| Price | ₹21,649 | ₹22,999 |
| Processor | Qualcomm Snapdragon 730G | Qualcomm Snapdragon 6 Gen 3 |
| Display | 6.7", FHD+ AMOLED, 60Hz | 6.77", FHD+ AMOLED, 120Hz |
| Rear Camera | 64MP (Wide-angle), 12MP (Ultra-wide), 5MP (Macro), 5MP (Depth), 32MP (Front) | 108MP (Wide-angle), 8MP (Ultra-wide), 20MP (Front) |
| Battery | 7000mAh, 25Watt, Charger in the box | 5520mAh, 45Watt, Charger in the box |
| RAM/Storage | 6GB (LPDDR4X), 128GB (UFS 2.1) | 8GB (LPDDR4X), 128GB (UFS 2.2) |
Performance Scorecard
Key Specifications
| Processor | Qualcomm Snapdragon 730G | Qualcomm Snapdragon 6 Gen 3 | ||
|---|---|---|---|---|
| Display | 6.7", FHD+ AMOLED, 60Hz | 6.77", FHD+ AMOLED, 120Hz | ||
| Camera | 64MP (Wide-angle), 12MP (Ultra-wide), 5MP (Macro), 5MP (Depth), 32MP (Front) | 108MP (Wide-angle), 8MP (Ultra-wide), 20MP (Front) | ||
| Battery | 7000mAh, 25Watt, Charger in the box | 5520mAh, 45Watt, Charger in the box | ||
| RAM | 6GB (LPDDR4X) | 8GB (LPDDR4X) | ||
| Storage | 128GB (UFS 2.1) | 128GB (UFS 2.2) |
General
| Box Contents | Phone, 25W Charger, Type-C Cable, SIM Ejector Tool | Phone, Type-C Cable, Case, SIM Ejector Tool | ||
|---|---|---|---|---|
| Colors | Electric Blue, Celestial Black | Glacier Blue, Black, Mist Purple | ||
| Launch | September 10, 2020 | January 06, 2026 | ||
| Stores | Flipkart, Amazon | Amazon, Reliance Digital | ||
| Launch Country | India | India | ||
| Launch Price | ₹24,999 | ₹22,999 |
Display
🏆 Winner: Redmi Note 15
| Display Type | AMOLED | AMOLED | ||
|---|---|---|---|---|
| Refresh Rate | 60Hz | 120Hz | ||
| Playback Quality | SDR | HDR10+ | ||
| Display Engine | Super | - | ||
| Display Size | 6.7 inches | 6.77 inches | ||
| Area | 108.4cm² | 110.9cm² | ||
| Display Form Factor | Flat Display | Curved Display | ||
| Screen to Body Ratio | 86.7 | 92 | ||
| Resolution Width | 1080 pixels | 1080 pixels | ||
| Resolution Height | 2400 pixels | 2392 pixels | ||
| Aspect Ratio | 20:9 | 20:9 | ||
| Pixel Density | 393ppi | 388ppi | ||
| Display Bit Rate | 8-bit | 12-bit | ||
| Color Gamut Range | 100% | 100% | ||
| Display Resolution | FHD+ | FHD+ | ||
| Peak Brightness | 420 nits | 3200 nits | ||
| Colour Depth | 16.7 Million Colours | 68 Billion Colours | ||
| Touch Sampling Rate | - | 240Hz | ||
| Typical Brightness | - | 800 nits | ||
| Eye Protection | - | TUV Rheinland certification | ||
| Contrast Ratio | - | 8,000,000:1 | ||
| Colour Gamut | - | DCI-P3 |
Body
🏆 Winner: Redmi Note 15
| Height | 163.9mm | 164mm | ||
|---|---|---|---|---|
| Width | 76.3mm | 75.42mm | ||
| Thickness | 9.5mm | 7.35mm | ||
| Weight | 213 grams | 178 grams | ||
| Screen Material | Gorilla Glass 3 | Glass | ||
| Display Protection | Gorilla Glass 3 | Double-Reinforced Glass | ||
| Back Material | Plastic | Plastic | ||
| Side Material | Plastic Frame | Plastic Frame | ||
| Build Quality | Plastic Material | MIL-STD-810H | ||
| Ports | USB Type-C 2.0 | USB Type-C 2.0 | ||
| Additional Features | 3.5mm Headphone Jack, OTG | OTG | ||
| Speaker | Mono Speaker | - | ||
| Sound Tuning | No Tuning | Dolby Atmos | ||
| IP Rating | - | IP65/66 (Dust and Water Resistant) |
Processor
🏆 Winner: Redmi Note 15
| Chipset Manufacturer | Qualcomm | Qualcomm | ||
|---|---|---|---|---|
| Chipset | Snapdragon 730G | Snapdragon 6 Gen 3 | ||
| Fabrication Size | 8nm | 4nm | ||
| Number of Cores | Octa-core | Octa-core | ||
| Clock Speed | 2x2.2 GHz Kryo 470 Gold & 6x1.8 GHz Kryo 470 Silver | 4x2.4 GHz Cortex-A78 & 4x1.8 GHz Cortex-A55 | ||
| GPU | Adreno 618 | Adreno 710 |
Performance Benchmarks
| AnTuTu | 376385 | 529327 | ||
|---|---|---|---|---|
| Geekbench 6 CPU Single-Core | 697 | 1017 | ||
| Geekbench 6 CPU Multi-Core | 1809 | 2910 |
Main Camera
🏆 Winner: Redmi Note 15
| Main Camera #1 Megapixel | 64MP | 108MP | ||
|---|---|---|---|---|
| Main Camera #1 Aperture | f/1.8 | f/1.7 | ||
| Main Camera #1 Focal Length | 26mm | 24mm | ||
| Main Camera #1 Pixel Size | 0.8µm | 0.64µm | ||
| Main Camera #1 Lens Type | Wide-angle | Wide-angle | ||
| Main Camera #1 Sensor Size | 1/1.73" | 1/1.67" | ||
| Main Camera #2 Megapixel | 12MP | 8MP | ||
| Main Camera #2 Aperture | f/2.2 | f/2.2 | ||
| Pixel Size | 1.12µm | 1.12µm | ||
| Main Camera #2 Field of View | 123 | - | ||
| Main Camera #2 Lens Type | Ultra-wide | Ultra-wide | ||
| Main Camera #3 Megapixel | 5MP | - | ||
| Main Camera #3 Aperture | f/2.4 | - | ||
| Main Camera #3 Pixel Size | 0.64µm | - | ||
| Main Camera #3 Lens Type | Macro | - | ||
| Main Camera #4 Megapixel | 5MP | - | ||
| Main Camera #4 Aperture | f/2.4 | - | ||
| Main Camera #4 Pixel Size | 0.64µm | - | ||
| Main Camera #4 Lens Type | Depth | - | ||
| Features | HDR | HDR, LED Fash, Slow Motion | ||
| Camera Stabilization | No Stabilization | EIS | ||
| Dynamic Video Recording Support | SDR recording | SDR recording | ||
| Slow Motion Recording | 240 fps slomo | 240 fps slomo | ||
| Auto Focus Type | PDAF | Fixed Focus | ||
| Lens Enhancements | No enhancement | No enhancement | ||
| Video Recording | 1080p@30fps, 4K@30fps | 1080p@30fps, 4K@30fps | ||
| Main Camera #1 Camera Features | - | OIS, PDAF | ||
| Main Camera #2 Focal Length | - | 16mm | ||
| Main Camera #2 Sensor Size | - | 1/4.0" | ||
| Zoom Capability | - | 2-10X | ||
| Video Features | - | gyro-EIS, OIS |
Operating System
| OS Name | Android | Android | ||
|---|---|---|---|---|
| OS Version | 12 | 15 | ||
| OS Skin | One UI | Redmi HyperOS | ||
| OS Updates | 4 year(s) | 4 year(s) | ||
| Security Updates | 4 year(s) | 6 year(s) | ||
| Gaming Mode | - | Yes | ||
| AI Features | - | AI Beauty, AI Erase, AI Reflection Remover, AI Sky, Circle to Search with Google, Google Gemini |
Selfie Camera
🏆 Winner: Samsung Galaxy M51
| Front Camera #1 Megapixel | 32MP | 20MP | ||
|---|---|---|---|---|
| Front Camera #1 Aperture | f/2.2 | f/2.2 | ||
| Front Camera #1 Focal Length | 26mm | - | ||
| Front Camera #1 Pixel Size | 0.8µm | - | ||
| Front Camera #1 Sensor Size | 1/2.8" | 1/4" | ||
| Video Features | 1080p@30fps | 1080@30fps | ||
| Video Recording | 4k@30fps | 1080@60fps, 720p@30fps | ||
| HDR Recording Support | SDR recording | SDR recording | ||
| Front Camera #1 Lens Type | - | Wide | ||
| Features | - | AI Face Unlock | ||
| Auto Focus Type | - | Fixed Focus |
Battery
🏆 Winner: Redmi Note 15
| Battery Capacity | 7000mAh | 5520mAh | ||
|---|---|---|---|---|
| Battery Type | Lithium Polymer | Silicon Carbon | ||
| Reverse Wired Charging Support | Yes | Yes | ||
| Charging Speed Wired | 25W | 45W | ||
| Charging Speed Reverse Wired | - | 18W |
Network
| Sim Type | Dual SIM (nano-SIM, dual stand-by) | Hybrid Dual SIM (2 Nano SIMs + 1 microSD) | ||
|---|---|---|---|---|
| Network Support | 4G | 5G | ||
| Band Types | GSM, HSPA, LTE | 5G, GSM, LTE, WCDMA | ||
| 2G Bands | 1800, 1900, 850, 900 | 3, 5, 8 | ||
| 3G Bands | 850, 900, 1700, 1900, 2100 | 1, 5, 8 | ||
| 4G Bands | 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 26, 28, 38, 40, 41, 66 | 1, 3, 5, 8, 28, 40, 41 | ||
| 5G Bands | - | 1, 3, 5, 8, 28, 40, 78 |
Connectivity
🏆 Winner: Redmi Note 15
| Wi-Fi Standards | Wi-Fi 5 802.11 a/b/g/n/ac | Wi-Fi 5 802.11 a/b/g/n/ac | ||
|---|---|---|---|---|
| Wi-Fi Version | WiFi 5 | WiFi 5 | ||
| Bluetooth Version | 5 | 5.1 | ||
| Bluetooth Codecs | A2DP, LE | A2DP, LDAC, LE | ||
| GPS | BDS, GALILEO, GLONASS, GPS | BDS (B1I+B1c), Galileo(E1), GLONASS (G1), GPS (L1) | ||
| NFC Support | Supported | - | ||
| Radio | FM Radio | - |
Features
| Fingerprint Scanner | Side Mounted | Optical (under display) | ||
|---|---|---|---|---|
| Sensors on Board | Accelerometer, Geomagnetic Sensor, Gyroscope, Proximity Sensor, RGB Light Sensor | Accelerometer, Ambient Light Sensor, Gyroscope, IR Blaster, Virtual Proximity Sensor | ||
| Facial Recognition | - | 2D Face Recognition |












