Realme 12 5G vs Xiaomi Redmi 15 4G
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Compared 2 smartphones : Realme 12 5G Manufactured in March, 2024, with display 6.72 with chipsetMediaTek Dimensity 6100 Plus, vs Xiaomi Redmi 15 4G, Manufactured in August, 2025 with chipsetQualcomm Snapdragon 685. Below are specs, tests, pros and cons for each device
Key Differences
Reasons to choose Realme 12 5G
- Higher pixel density: 392ppi
- Lighter design: 188g vs 224g
- Newer Bluetooth version: 5.2 vs 5
- Supports Dolby Atmos
Reasons to choose Xiaomi Redmi 15 4G
- Larger display: 6.9in
- Higher refresh rate: 144Hz
- Higher battery capacity: 7000mAh vs 5000mAh
- Infrared port
Versions
| Memory Options | - 6/128 GB - 8/128 GB - 8/256 GB - 8/512 GB |
- 6/128 GB - 8/256 GB |
Review
Display
Color accuracy, sharpness & brightness
Camera
Main & front camera tests
Performance
App & system performance
Games
3D gaming performance
Battery
Battery life, charging speed & type
Connectivity
Connectivity features
Adjust each parameter’s importance to find the best match for you.
Tests & specs
Specs & test comparisonDisplay
| Type | IPS LCD | IPS LCD |
| Size | 6.72 in | 6.9 in |
| Resolution | 1080x2400 pixels | 1080x2340 pixels |
| Aspect ratio | 20:9 | 19.5:9 |
| Pixel density | 392 ppi | 374 ppi |
| Refresh rate | 120 Hz | 144 Hz |
| Adaptive refresh rate | No | Yes |
| Max brightness | 950 nits | n/a |
| HDR support | No | No |
| Touch Sampling Rate | 240 Hz | n/a |
| Screen-to-body ratio | 86.5 % | 83.1 % |
| Features | DCI-P3 | n/a |
Design & Build
| Height | 165.6 mm (6.52 in) | 171.1 mm (6.74 in) |
| Width | 76.1 mm (3 in) | 82.1 mm (3.23 in) |
| Thickness | 7.69 mm (0.3 in) | 8.6 mm (0.34 in) |
| Weight | 188 g (6.63 oz) | 224 g (7.9 oz) |
| Water resistance | IP54 | IP64 |
| Back panel | Plastic | Plastic |
| Frame | Plastic | Plastic |
| Colors | - Green - Purple |
- Black - Gray - Purple |
| Fingerprint sensor | Yes In-Button | Yes, In-Button |
Screen-to-body ratio
Performance
| Chipset | MediaTek Dimensity 6100 Plus | Qualcomm Snapdragon 685 |
| Max Frequency | 2200 MHz | 2800 MHz |
| CPU Cores | 8 (2 + 6) | 8 (4 + 4) |
| Architecture | - 6/2 (Cortex-A55) - 2/2.2 (Cortex-A76) |
- 4/1.9 (Cortex-A53) - 4/2.8 (Cortex-A73) |
| Process | TSMC | TSMC |
| Transistor Size | 6 nm | 6 nm |
| Neural Processor | Yes | Hexagon 686 |
| Graphics | Mali-G57 MP2 | Adreno 610 |
| GPU Cores | 128 | 128 |
| GPU Frequency | 950 MHz | 1260 MHz |
| FLOPS | 243.2 GFLOPS | 322.6 GFLOPS |
| Geekbench 6 (Single-Core) | 734 | 475 |
| Geekbench 6 (Multi-Core) | 1930 | 1514 |
| Geekbench Compute (GPU) | 1279 | n/a |
| CPU | 138397 | 114885 |
| GPU | 62224 | 57988 |
| Memory | 112012 | 103236 |
| UX | 115215 | 104881 |
| NanoReview Score | 427848 | 380990 |
Memory
| RAM Size | - 6 GB - 8 GB |
6 GB |
| Memory Type | LPDDR4X | LPDDR4X |
| Memory Frequency | 2133 MHz | 2133 MHz |
| Channels | 2 | 2 |
| Storage Capacity | - 128 GB - 256 GB | 128 GB |
| Storage Type | UFS 2.2 | UFS 2.2 |
| Memory Card | MicroSD | MicroSD |
Software
| OS | Android 14 | Android 15 |
| UI Skin | Realme UI 5.0 | HyperOS 2.0 |
Battery
| Volume | 5000 mAh | 7000 mAh |
| Max Charging Power | 45 W | 33 W |
| Battery Type | Li-Po | n/a |
| Removable | No | No |
| Wireless Charging | No | No |
| Reverse Charging | No | No |
| Fast Charging | Yes (50% in 30 min) | Yes |
| Full Charge Time | 1:17 h | n/a |
Main camera
| Matrix | 108 MP | 50 MP |
| Photo resolution | 12000x9000 pixels | n/a |
| Zoom | Digital | Digital |
| Flash | LED | LED |
| Stabilization | Digital | Digital |
| 8K Recording | No | No |
| 4K Recording | No | No |
| 1080p Recording | Yes (Up to 30 fps) | Yes (Up to 30 fps) |
| Slow Motion | 120 fps (720p) | n/a |
| Lenses count | Standard: 108 MP Depth: 2 MP |
Standard: 50 MP Depth |
| Features | - Bokeh effect - Pro mode |
Bokeh effect |
| Matrix | 108 MP | 50 MP |
| Aperture | f/1.8 | f/1.8 |
| Focal length | 24 mm | n/a |
| Sensor | Samsung HM6 | n/a |
| Sensor size | 1/1.67 | n/a |
| Autofocus | Phase autofocus | Phase autofocus |
| Stabilization | Digital | Digital |
Front camera
| Matrix | 8 MP | 8 MP |
| Aperture | f/2.0 | f/2.0 |
| Focal length | 26 mm | n/a |
| Autofocus | No | No |
| Stabilization | Digital | Digital |
| Video resolution | 1080p (Full HD) at 30 fps | 1080p (Full HD) at 30 fps |
| TOF 3D sensor | No | No |
Connectivity
| Wi-Fi version | Wi-Fi 5 (802.11 a/b/g/n/ac) | Wi-Fi 5 (802.11 a/b/g/n/ac) |
| Wi-Fi features | - Dual Band - Wi-Fi Direct - Wi-Fi Hotspot - Wi-Fi Display |
- Dual Band - Wi-Fi Direct - Wi-Fi Hotspot - Wi-Fi Display |
| Bluetooth version | 5.2 | 5 |
| Bluetooth features | LE | LE |
| USB type | USB Type-C | USB Type-C |
| USB version | 2 | 2 |
| USB features | - Charging - USB Storage Mode - OTG |
- Charging - USB Storage Mode - OTG |
| DisplayPort | No | n/a |
| GPS | - GPS - GLONASS - Beidou - Galileo - QZSS |
- GPS - GLONASS - Beidou - Galileo |
| NFC* | Varies by region | Yes |
| Infrared Port | No | Yes |
| SIM Count* | 2 | 2 |
| SIM Type | Nano | Nano |
| SIM Mode | Dual SIM Standby | Dual SIM Standby |
| eSIM Support * | No | No |
| Hybrid Slot | Yes | No |
| 2G Bands | GSM 850/900/1800MHz | n/a |
| 3G Bands | WCDMA 1/5/8 | n/a |
| LTE Bands* | LTE (B1/B3/B5/B8/B28B/B40/B41) | n/a |
| LTE category | 18 | n/a |
| 5G Support | Yes | No |
Sound
| Speakers | Stereo | n/a |
| 3.5 mm Jack | Yes | Yes |
| FM Radio | No | No |
| Dolby Atmos | Yes | n/a |
Other
| Class | Mid-range | Budget |
| Announced | March, 2024 yr | August, 2025 yr |
| Release Date | March, 2024 yr | August, 2025 yr |
| Launch Price ($) | 250 | n/a |
| MSRP ($) | n/a | 150 |
| Sensors | - Proximity Sensor - Gyroscope - Accelerometer - Ambient Light Sensor - Compass - Fingerprint sensor |
- Accelerometer - Ambient Light Sensor - Compass - Fingerprint sensor |
| Charger Included | Yes 45 W | Yes, 33 W |
*
Attention!
Config, frequencies, NFC, and other specs may vary by region.
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