Samsung Galaxy S9 vs Xiaomi Redmi Note 15
Quick Comparison
Xiaomi Redmi Note 15 has better RAM than Samsung Galaxy S9. In terms of display resolution, Samsung Galaxy S9 has better resolution of 2960 x 1440 than Xiaomi Redmi Note 15 which has resolution of 2392 x 1080. Xiaomi Redmi Note 15 has more internal memory than Samsung Galaxy S9
| Name | Samsung Galaxy S9 | Xiaomi Redmi Note 15 |
| RAM | 4 GB | 6 GB |
|---|---|---|
| Display | 5.8 in | 6.77 in |
| Internal Memory | 64 GB | 128 GB |
| Battery | 3000 mAh | 5800 mAh |
| Camera | 12 MP | 50 MP + 2 MP Dual |
| Price | Rs. 26869 | Rs. 17990 |
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Detailed Comparison
Price And Launch
The launch Date of the first phone is February, 2018. The cost of Samsung Galaxy S9 is Rs. 26869. The launch Date of the second phone is August 21, 2025. The Expected cost of Xiaomi Redmi Note 15 is Rs. 17990.
Display comparison
Xiaomi Redmi Note 15 has larger screen size of 6.77 inches in comparison to Samsung Galaxy S9's 5.8 inch screen. Samsung Galaxy S9 has Super AMOLED Screen type where as Xiaomi Redmi Note 15 has AMOLED Screen type. Samsung's phone has display density of 568 PPI & Xiaomi's phone has only 388 PPI display density. In terms of screen to body ratio, Xiaomi's phone has better screen to body ratio of ~ 89.1% than Samsung's phone ~ 83.6%. Samsung Galaxy S9 has 18.5:9 aspect ratio where as Xiaomi Redmi Note 15 has 20.5:9 aspect ratio.
Memory comparison
Xiaomi Redmi Note 15's larger 6 GB RAM is better for playing games and all with respect to Samsung Galaxy S9's lower 4 GB RAM. Xiaomi Redmi Note 15 has more Internal Memory (128 GB) than Samsung Galaxy S9 (64 GB).
Camera comparison
Xiaomi Redmi Note 15's 50 MP + 2 MP Dual Rear Camera outshines Samsung Galaxy S9's 12 MP Rear Camera in terms of resolution. Both of them stand equal in terms of Front Camera Resolution as both have 8 MP Front Camera.
Technical comparison
Both the phones has Android Operating System but the first one runs on version v8.0 and the second one on 15 version.
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Full Comparison
| Name | Samsung Galaxy S9 | Xiaomi Redmi Note 15 |
| General | ||
| Model | Galaxy S9 | Redmi Note 15 |
| Sim Type | Dual Sim, GSM+GSM (Hybrid Slot) | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | Nano+Nano SIM |
| Device Type | Smartphone | Smartphone |
| Release Date | February, 2018 | August 21, 2025 |
| Design | ||
| Dimensions | 68.7 x 147.69 x 8.5 mm | 75.4 x 165 x 7.4 mm |
| Weight | 163 g | 178 g |
| Colors | Midnight Black, Star White, Sky Blue | |
| Display | ||
| Type | Color Super AMOLED Screen (16M colors Colors) | Color AMOLED Screen (68B) |
| Touch | Yes | Yes |
| Size | 5.8 inches, 1440 x 2960 pixels | 6.77 inches, 1080 x 2392 pixels, 120 Hz |
| Aspect Ratio | 18.5:9 | 20.5:9 |
| PPI | ~ 568 PPI | ~ 388 PPI |
| Screen to Body Ratio | ~ 83.6% | ~ 89.1% |
| Glass Type | Xiaomi Dragon Crystal Glass | |
| Brightness | 3200 nits (peak) | |
| Features | Corning Gorilla Glass 5 Screen Protection, Curved Display | |
| Notch | Yes, Punch Hole | |
| Curved Display | Yes | |
| Memory | ||
| RAM | 4 GB | 6 GB |
| Storage | 64 GB | 128 GB |
| Card Slot | Yes, (Hybrid Slot), upto 512 GB | Yes, upto 1 TB |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | |
| VoLTE | Yes | Yes, Dual Stand-By |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Bluetooth | Yes, v5.0 | Yes, v5.1, A2DP, LE |
| USB | Yes, USB-C v3.1 | Yes, USB-C v2.0 |
| USB Features | USB on-the-go, USB Charging | |
| IR Blaster | Yes | |
| Extra | ||
| GPS | Yes, with A-GPS Support | Yes, with A-GPS, GLONASS, GALILEO, BDS |
| Fingerprint Sensor | Yes | Yes, In Display |
| Face Unlock | Yes | Yes |
| Sensors | Accelerometer, Gyroscope, Compass | Accelerometer, Gyro, Compass, Proximity |
| 3.5mm Headphone Jack | Yes | No |
| NFC | Yes | Yes |
| Water Resistance | Yes, 1.5 m upto 30 min | Yes, 1.5 m upto 30 min |
| IP Rating | IP68 | IP68 |
| Dust Resistant | Yes | Yes |
| Camera | ||
| Rear Camera | 12 MP | 50 MP ƒ/1.8 (Wide Angle) 2 MP (Depth Sensor) |
| Auto Focus | Yes, PDAF | Yes |
| Features | Face detection, Smile detection, Geo tagging, Panorama, Touch to focus | HDR, Panorama |
| Video Recording | 4K @ 60 fps UHD | 1080p |
| Flash | Yes, Dual LED | Yes, LED |
| Front Camera | 8 MP Autofocus | 8 MP (Wide Angle) Punch Hole, Screen Flash |
| Front Video Recording | 1080p @ 30 fps FHD | |
| Technical | ||
| OS | Android v8.0 (Oreo) | Android v15 |
| Custom UI | MIUI15 | |
| Chipset | Samsung Exynos 9810 | Qualcomm Snapdragon 6 Gen3 |
| CPU | 2.8 GHz, Octa Core Processor | 2.4 GHz, Octa Core Processor |
| Core Details | 2xCortex-A76@2.2 GHz & 6x Cortex-A55@2.0 GHz | |
| GPU | Mali-G72 MP18 | Adreno 710 |
| Java | Yes, via 3rd party | No |
| Browser | Yes, supports HTML5 | Yes |
| Multimedia | ||
| Supports | MMS, Instant Messaging, Voice Commands | |
| Yes, with Push Email | Yes | |
| Music | MP3, WAV, eAAC+, FLAC | MP3, AMR, FLAC, APE |
| Video | MP4, DivX, XviD | MP4, M4V, MKV, XVID |
| FM Radio | Yes | No |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 3000 mAh, Li-ion Battery | 5800 mAh |
| Fast Charging | Yes, Quick Charge 2.0 | Yes, 45W Fast Charging |
| Wireless Charging | Yes | |
| Reverse Charging | Yes | |