Xiaomi Redmi Note 15 SE 5G (8GB RAM + 256GB) vs Xiaomi Redmi Note 12 (6GB RAM + 128GB)
Quick Comparison
Xiaomi Redmi Note 15 SE 5G (8GB RAM + 256GB) has better RAM than Xiaomi Redmi Note 12 (6GB RAM + 128GB). In terms of display resolution, Xiaomi Redmi Note 12 (6GB RAM + 128GB) has better resolution of 2400 x 1080 than Xiaomi Redmi Note 15 SE 5G (8GB RAM + 256GB) which has resolution of 1080 x 2392. Xiaomi Redmi Note 15 SE 5G (8GB RAM + 256GB) has more internal memory than Xiaomi Redmi Note 12 (6GB RAM + 128GB)
| Name | Xiaomi Redmi Note 15 SE 5G (8GB RAM + 256GB) | Xiaomi Redmi Note 12 (6GB RAM + 128GB) |
| RAM | 8 GB | 6 GB |
|---|---|---|
| Display | 6.77 in | 6.67 in |
| Internal Memory | 256 GB | 128 GB |
| Battery | 5800 mAh | 5000 mAh |
| Camera | 50 MP + 2 MP Dual | 48 MP + 8 MP + 2 MP Triple |
| Price | Rs. 25199 | Rs. 12239 |
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Detailed Comparison
Price And Launch
The launch Date of the first phone is April 02, 2026. The cost of Xiaomi Redmi Note 15 SE 5G (8GB RAM + 256GB) is Rs. 25199. The launch Date of the second phone is January 05, 2023. The cost of Xiaomi Redmi Note 12 (6GB RAM + 128GB) is Rs. 12239.
Display comparison
Xiaomi Redmi Note 12 (6GB RAM + 128GB) has screen size of 6.67 inches which falls short to Xiaomi Redmi Note 15 SE 5G (8GB RAM + 256GB)'s 6.77 inch screen. Both the phones have AMOLED Screen Type. Xiaomi Redmi Note 12 (6GB RAM + 128GB) has display density of 395 PPI & Xiaomi Redmi Note 15 SE 5G (8GB RAM + 256GB) has only 388 PPI display density. In terms of screen to body ratio, Xiaomi Redmi Note 15 SE 5G (8GB RAM + 256GB) has better screen to body ratio of ~ 89.7% than Xiaomi Redmi Note 12 (6GB RAM + 128GB)'s ~ 85%. Xiaomi Redmi Note 15 SE 5G (8GB RAM + 256GB) has 20.5:9 aspect ratio where as Xiaomi Redmi Note 12 (6GB RAM + 128GB) has 20.1:9 aspect ratio.
Memory comparison
Xiaomi Redmi Note 15 SE 5G (8GB RAM + 256GB)'s larger 8 GB RAM is better for playing games and all with respect to Xiaomi Redmi Note 12 (6GB RAM + 128GB)'s lower 6 GB RAM. Xiaomi Redmi Note 15 SE 5G (8GB RAM + 256GB) has more Internal Memory (256 GB) than Xiaomi Redmi Note 12 (6GB RAM + 128GB) (128 GB).
Camera comparison
Xiaomi Redmi Note 15 SE 5G (8GB RAM + 256GB)'s 50 MP + 2 MP Dual Rear Camera outclasses Xiaomi Redmi Note 12 (6GB RAM + 128GB)'s 48 MP + 8 MP + 2 MP Triple Rear Camera in terms of resolution. Xiaomi Redmi Note 15 SE 5G (8GB RAM + 256GB) will be better choice if you're looking to click lot of selfies as it has better 20 MP Front Camera in comparison to Xiaomi Redmi Note 12 (6GB RAM + 128GB)'s 13 MP Front Camera.
Technical comparison
Both the phones has Android Operating System but the first one runs on version 15 and the second one on 12 version.
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Full Comparison
| Name | Xiaomi Redmi Note 15 SE 5G (8GB RAM + 256GB) | Xiaomi Redmi Note 12 (6GB RAM + 128GB) |
| General | ||
| Country of Origin | India | India |
| Model | MZB0NT3IN, Note 15 SE 5G | Redmi Note 12 |
| Sim Type | Dual Sim, GSM+GSM (Hybrid Slot) | Dual Sim, GSM+GSM (Hybrid Slot) |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | Nano SIM |
| Device Type | Smartphone | Smartphone |
| OS Updates | 4 years | |
| Security Updates | 6 years | |
| Release Date | April 02, 2026 | January 05, 2023 |
| In The Box | REDMI Note 15 SE 5G / Adapter / USB Type-C Cable / SIM Eject Tool / Protective Case / Quick Start Guide / Warranty Card | |
| Design | ||
| Dimensions | 75.42 x 164 x 7.82 mm | 76.2 x 165.9 x 8 mm |
| Weight | 182 g | 188 g |
| Colors | Crimson Reserve, Frosted White, Carbon Black | Frosted Green, Matte Black ,Mystique Blue |
| Display | ||
| Type | Color AMOLED Screen (68B) | Color AMOLED Screen (16M Colors) |
| Touch | Yes, 240 Hz Touch Sampling Rate | Yes, 240 Hz Touch Sampling Rate |
| Size | 6.77 inches, 2392 x 1080 pixels, 120 Hz | 6.67 inches, 1080 x 2400 pixels, 120 Hz |
| Aspect Ratio | 20.5:9 | 20.1:9 |
| PPI | ~ 388 PPI | ~ 395 PPI |
| Screen to Body Ratio | ~ 89.7% | ~ 85% |
| Glass Type | Scratch/drop-resistant glass, Mohs level 5 | Corning Gorilla Glass 3 |
| Brightness | 3200nits peak brightness, 800nits (typ) | |
| Features | Contrast ratio: 8,000,000:1, DCI- P3 Wide Color Gamut, Sunlight Display, Reading Mode, 3840Hz PWM Dimming, 16000-level Brightness Adjustment, TÜV Rheinland Low Blue Light, (Hardware Solution) Certified, TUV Rheinland Circadian Friendly Certified, TÜV Rheinland Flicker Free Certified | 1200nits brightness, SGS eye care, Sunlight Mode, Reading Mode, Contrast ratio: 4500000:1 |
| Notch | Yes, Punch Hole | Yes, Punch Hole |
| Curved Display | Yes | |
| Memory | ||
| RAM | 8 GB | 6 GB |
| RAM Type | LPDDR4X | |
| Storage | 256 GB | 128 GB |
| Storage Type | UFS 2.2 | UFS 2.2 |
| Card Slot | Yes, (Hybrid Slot), upto 1 TB | Yes, (Hybrid Slot), upto 1 TB |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | Yes |
| 5G Bands | 5G NSA: n1|n3|n40|n78, 5G SA: n1|n3|n5|n8|n28|n40|n78 | 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 Protocol: 802.11a/b/g/n/ac Supports 2.4GHz Wi-Fi | 5GHz Wi-Fi Supports Wi-Fi Direct | Wi-Fi 6 |
| Bluetooth | Yes, v5.1, A2DP, LE | Yes, v5.1, A2DP, LE |
| USB | Yes, USB-C | Yes, USB-C v2.0 |
| USB Features | USB Tethering, USB Charging | USB on-the-go, USB Charging |
| IR Blaster | Yes | Yes |
| Performance | ||
| Camera Score | 69 (DxOMark) | |
| Extra | ||
| GPS | GPS: L1 | GLONASS: G1 | BDS: B1I + B1C | Galileo E1 | Yes, with A-GPS, GLONASS, GALILEO, BDS |
| Fingerprint Sensor | Yes, In Display | Yes, Side |
| Face Unlock | Yes | Yes |
| Sensors | Virtual Proximity Sensor | Ambient Light Sensor | Accelerometer | Electronic Compass | IR Blaster | Gyroscope | Fingerprint (side-mounted) accelerometer, gyro, proximity, compass |
| 3.5mm Headphone Jack | Yes | |
| AI Features | AI Erase, AI Bokeh, AI Sky, AI Bokeh, Gemini. Circle to Search | |
| Splash Resistant | Yes | |
| IP Rating | IP65 + IP66 | IP53 |
| Dust Resistant | Yes | Yes |
| Extra Features | IP65/IP66 Water & Dust Resistant, TÜV Rheinland Low Blue Light Certification (Hardware Solution), TÜV Rheinland Circadian Friendly Certification, TÜV Rheinland Flicker Free Certification | |
| Camera | ||
| Rear Camera | 50 MP ƒ/1.8 (Wide Angle) 1/2.88", 1.22μm 4in1 Super Pixel5P lens, f/1.8 2 MP (Depth Sensor) | 48 MP ƒ/1.8 (Wide Angle) 2 MP ƒ/2.4 (Macro) Macro 8 MP ƒ/2.2 (Ultra Wide) |
| Camera Sensor | Light Fusion 400 | |
| OIS | No | |
| Auto Focus | Yes | Yes |
| Features | HDR, Potriat, Ultra HD, Timer, Watermark, Night Mode, Time Lapse | Portrait, Panorama,Pro Mode,Night Mode, Custom Watermark, Document mode, HDR, AI scene detection, Time burst, Google Lens, AI Watermark, Movie Frame, Voice shutter |
| Video Recording | 4K @ 30 fps UHD, 1080p @ 30 fps FHD, 720p @ 30 fps HD | 1080p @ 30 fps FHD |
| Flash | Yes, LED | Yes, Dual LED |
| Front Camera | 20 MP ƒ/2.2 1/4" Sensor Size, 4P lens Punch Hole, Screen Flash | 13 MP (Wide Angle) Punch Hole, Screen Flash |
| Front Video Recording | 1080p @ 30 fps FHD, 720p @ 30 fps HD | 1080p @ 30 fps FHD |
| Technical | ||
| OS | Android v15 | Android v12 |
| Custom UI | Xiaomi HyperOS 2 | MIUI 13 |
| Chipset | Snapdragon Snapdragon 6 Gen3 | Qualcomm Snapdragon 4 Gen 1 |
| CPU | 2.4 GHz, Octa Core Processor | 2 GHz, Octa Core Processor |
| Core Details | 2xCortex-A76@2.2 GHz & 6x Cortex-A55@2.0 GHz | 2x Cortex-A78 & 6x Cortex-A55 |
| GPU | Adreno GPU | Adreno 619 GPU |
| Java | No | No |
| Browser | Yes | Yes, supports HTML5 |
| Multimedia | ||
| Yes | Yes | |
| Music | MP3, AMR, FLAC, APE | MP3, AMR, FLAC, APE |
| Video | MP4, M4V, MKV, XVID | MP4, M4V, MKV, XVID |
| FM Radio | No | Yes, with FM Recording |
| Speaker Type | Dual Stereo | |
| Audio Features | Dolby Atmos | Hi-Res | |
| Audio Jack Type | USB Type-C | |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 5800 mAh | 5000 mAh, Li-Po Battery |
| Fast Charging | Yes, 45W Turbo Charging | Yes, 33W Fast Charging |
| Reverse Charging | Yes, 18W | Yes |
| StandBy Time | 26 days | |
| Music Playback Time | 8 days | |