Xiaomi Redmi Note 12 (6GB RAM + 128GB) vs Xiaomi Redmi Note 15
Quick Comparison
Both Xiaomi Redmi Note 12 (6GB RAM + 128GB) and Xiaomi Redmi Note 15 comes with same RAM. In terms of display resolution, Xiaomi Redmi Note 12 (6GB RAM + 128GB) has better resolution of 2400 x 1080 than Xiaomi Redmi Note 15 which has resolution of 2392 x 1080. Both have the same amount of internal memory.
| Name | Xiaomi Redmi Note 12 (6GB RAM + 128GB) | Xiaomi Redmi Note 15 |
| RAM | 6 GB | 6 GB |
|---|---|---|
| Display | 6.67 in | 6.77 in |
| Internal Memory | 128 GB | 128 GB |
| Battery | 5000 mAh | 5800 mAh |
| Camera | 48 MP + 8 MP + 2 MP Triple | 50 MP + 2 MP Dual |
| Price | Rs. 12239 | Rs. 17990 |
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Detailed Comparison
Price And Launch
The launch Date of the first phone is January 05, 2023. The cost of Xiaomi Redmi Note 12 (6GB RAM + 128GB) is Rs. 12239. 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 Xiaomi Redmi Note 12 (6GB RAM + 128GB)'s 6.67 inch screen. There is AMOLED Screen Type in both the phones. Xiaomi Redmi Note 12 (6GB RAM + 128GB) has display density of 395 PPI & Xiaomi Redmi Note 15 has only 388 PPI display density. In terms of screen to body ratio, Xiaomi Redmi Note 15 has better screen to body ratio of ~ 89.1% than Xiaomi Redmi Note 12 (6GB RAM + 128GB)'s ~ 85%. Xiaomi Redmi Note 12 (6GB RAM + 128GB) has 20.1:9 aspect ratio where as Xiaomi Redmi Note 15 has 20.5:9 aspect ratio.
Memory comparison
Both phones come with 6 GB RAM and both have same Internal Memory of 128 GB.
Camera comparison
Xiaomi Redmi Note 15's 50 MP + 2 MP Dual Rear Camera outshines Xiaomi Redmi Note 12 (6GB RAM + 128GB)'s 48 MP + 8 MP + 2 MP Triple Rear Camera in terms of resolution. Xiaomi Redmi Note 12 (6GB RAM + 128GB) will be better choice if you're looking to click lot of selfies as it has better 13 MP Front Camera in comparison to Xiaomi Redmi Note 15's 8 MP Front Camera.
Technical comparison
Both the phones has Android Operating System but the first one runs on version 12 and the second one on 15 version.
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Full Comparison
| Name | Xiaomi Redmi Note 12 (6GB RAM + 128GB) | Xiaomi Redmi Note 15 |
| General | ||
| Country of Origin | India | |
| Model | Redmi Note 12 | Redmi Note 15 |
| Sim Type | Dual Sim, GSM+GSM (Hybrid Slot) | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano SIM | Nano+Nano SIM |
| Device Type | Smartphone | Smartphone |
| Release Date | January 05, 2023 | August 21, 2025 |
| Design | ||
| Dimensions | 76.2 x 165.9 x 8 mm | 75.4 x 165 x 7.4 mm |
| Weight | 188 g | 178 g |
| Colors | Frosted Green, Matte Black ,Mystique Blue | Midnight Black, Star White, Sky Blue |
| Display | ||
| Type | Color AMOLED Screen (16M Colors) | Color AMOLED Screen (68B) |
| Touch | Yes, 240 Hz Touch Sampling Rate | Yes |
| Size | 6.67 inches, 1080 x 2400 pixels, 120 Hz | 6.77 inches, 1080 x 2392 pixels, 120 Hz |
| Aspect Ratio | 20.1:9 | 20.5:9 |
| PPI | ~ 395 PPI | ~ 388 PPI |
| Screen to Body Ratio | ~ 85% | ~ 89.1% |
| Glass Type | Corning Gorilla Glass 3 | Xiaomi Dragon Crystal Glass |
| Brightness | 3200 nits (peak) | |
| Features | 1200nits brightness, SGS eye care, Sunlight Mode, Reading Mode, Contrast ratio: 4500000:1 | |
| Notch | Yes, Punch Hole | Yes, Punch Hole |
| Memory | ||
| RAM | 6 GB | 6 GB |
| Storage | 128 GB | 128 GB |
| Storage Type | UFS 2.2 | |
| Card Slot | Yes, (Hybrid Slot), upto 1 TB | Yes, upto 1 TB |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | Yes |
| 5G Bands | 1, 3, 5, 8, 41, 77, 78 SA/NSA | |
| VoLTE | Yes, Dual Stand-By | Yes, Dual Stand-By |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | Wi-Fi 6 | |
| Bluetooth | Yes, v5.1, A2DP, LE | Yes, v5.1, A2DP, LE |
| USB | Yes, USB-C v2.0 | Yes, USB-C v2.0 |
| USB Features | USB on-the-go, USB Charging | USB on-the-go, USB Charging |
| IR Blaster | Yes | Yes |
| Extra | ||
| GPS | Yes, with A-GPS, GLONASS, GALILEO, BDS | Yes, with A-GPS, GLONASS, GALILEO, BDS |
| Fingerprint Sensor | Yes, Side | Yes, In Display |
| Face Unlock | Yes | Yes |
| Sensors | Fingerprint (side-mounted) accelerometer, gyro, proximity, compass | Accelerometer, Gyro, Compass, Proximity |
| 3.5mm Headphone Jack | Yes | No |
| NFC | Yes | |
| Water Resistance | Yes, 1.5 m upto 30 min | |
| Splash Resistant | Yes | |
| IP Rating | IP53 | IP68 |
| Dust Resistant | Yes | Yes |
| Camera | ||
| Rear Camera | 48 MP ƒ/1.8 (Wide Angle) 2 MP ƒ/2.4 (Macro) Macro 8 MP ƒ/2.2 (Ultra Wide) | 50 MP ƒ/1.8 (Wide Angle) 2 MP (Depth Sensor) |
| OIS | No | |
| Auto Focus | Yes | Yes |
| Features | Portrait, Panorama,Pro Mode,Night Mode, Custom Watermark, Document mode, HDR, AI scene detection, Time burst, Google Lens, AI Watermark, Movie Frame, Voice shutter | HDR, Panorama |
| Video Recording | 1080p @ 30 fps FHD | 1080p |
| Flash | Yes, Dual LED | Yes, LED |
| Front Camera | 13 MP (Wide Angle) Punch Hole, Screen Flash | 8 MP (Wide Angle) Punch Hole, Screen Flash |
| Front Video Recording | 1080p @ 30 fps FHD | 1080p @ 30 fps FHD |
| Technical | ||
| OS | Android v12 | Android v15 |
| Custom UI | MIUI 13 | MIUI15 |
| Chipset | Qualcomm Snapdragon 4 Gen 1 | Qualcomm Snapdragon 6 Gen3 |
| CPU | 2 GHz, Octa Core Processor | 2.4 GHz, Octa Core Processor |
| Core Details | 2x Cortex-A78 & 6x Cortex-A55 | 2xCortex-A76@2.2 GHz & 6x Cortex-A55@2.0 GHz |
| GPU | Adreno 619 GPU | Adreno 710 |
| Java | No | No |
| Browser | Yes, supports HTML5 | Yes |
| Multimedia | ||
| Yes | Yes | |
| Music | MP3, AMR, FLAC, APE | MP3, AMR, FLAC, APE |
| Video | MP4, M4V, MKV, XVID | MP4, M4V, MKV, XVID |
| FM Radio | Yes, with FM Recording | No |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 5000 mAh, Li-Po Battery | 5800 mAh |
| Fast Charging | Yes, 33W Fast Charging | Yes, 45W Fast Charging |
| Reverse Charging | Yes | Yes |
| StandBy Time | 26 days | |
| Music Playback Time | 8 days | |