Tecno Spark 40C vs Xiaomi Redmi 15C 5G
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Compared 2 smartphones : Tecno Spark 40C Manufactured in August, 2025, with display 6.67 with chipsetMediaTek Helio G81, vs Xiaomi Redmi 15C 5G, Manufactured in September, 2025with chipsetMediaTek Dimensity 6300. Below are specs, tests, pros and cons for each device
Key Differences
Reasons to choose Tecno Spark 40C
- Higher pixel density: 263ppi
- Lighter design: 190g vs 211g
- Supports Dolby Atmos
- Infrared port
Reasons to choose Xiaomi Redmi 15C 5G
- Larger display: 6.9in
- Newer Bluetooth version: 5.4 vs 5.3
Versions
| Memory Options | - 4/128 GB - 8/128 GB - 8/256 GB |
- 4/128 GB - 4/256 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 | 6.67 in | 6.9 in |
| Resolution | 720x1600 pixels | 720x1600 pixels |
| Aspect ratio | 20:9 | 20:9 |
| Pixel density | 263 ppi | 254 ppi |
| Refresh rate | 120 Hz | 120 Hz |
| Adaptive refresh rate | Yes (60-120 Hz) | Yes (60-120 Hz) |
| Max brightness | n/a | 810 nits |
| HDR support | No | No |
| Touch Sampling Rate | n/a | 240 Hz |
| Screen-to-body ratio | 84.2 % | 81.8 % |
Design & Build
| Height | 165.6 mm (6.52 in) | 173.2 mm (6.82 in) |
| Width | 77 mm (3.03 in) | 81.1 mm (3.19 in) |
| Thickness | 8.4 mm (0.33 in) | 8.2 mm (0.32 in) |
| Weight | 190 g (6.7 oz) | 211 g (7.44 oz) |
| Water resistance | IP64 | IP64 |
| Back panel | Plastic | n/a |
| Frame | Plastic | Plastic |
| Colors | - White - Black - Gray - Blue |
- Black - Green - Purple |
| Fingerprint sensor | Yes, In-Button | Yes, In-Button |
Screen-to-body ratio
Performance
| Chipset | MediaTek Helio G81 | MediaTek Dimensity 6300 |
| Max Frequency | 2000 MHz | 2400 MHz |
| CPU Cores | 8 (2 + 6) | 8 (2 + 6) |
| Architecture | - 6/1.7 (Cortex-A55) - 2/2 (Cortex-A75) |
- 6/2 (Cortex-A55) - 2/2.4 (Cortex-A76) |
| Process | TSMC | TSMC |
| Transistor Size | 12 nm | 6 nm |
| Neural Processor | Yes | Yes |
| Graphics | Mali-G52 MP2 | Mali-G57 MP2 |
| GPU Cores | 48 | 64 |
| GPU Frequency | 820 MHz | 1072 MHz |
| FLOPS | 78.7 GFLOPS | 137.2 GFLOPS |
| Geekbench 6 (Single-Core) | 444 | 474 |
| Geekbench 6 (Multi-Core) | 1372 | 1591 |
| Geekbench Compute (GPU) | n/a | 374 |
| CPU | 76856 | 142611 |
| GPU | 35386 | 66999 |
| Memory | 64168 | 96658 |
| UX | 69127 | 104779 |
| NanoReview Score | 245537 | 411047 |
Memory
| RAM Size | 4 GB | 4 GB |
| Memory Type | LPDDR4X | LPDDR4X |
| Memory Frequency | 1800 MHz | 2133 MHz |
| Channels | 2 | 2 |
| Storage Capacity | 128 GB | 128 GB |
| Storage Type | eMMC 5.1 | eMMC 5.1 |
| Memory Card | MicroSD | MicroSD |
Software
| OS | Android 15 | Android 15 |
| UI Skin | HIOS 15.1 | HyperOS 2.0 |
Battery
| Volume | 6000 mAh | 6000 mAh |
| Max Charging Power | 18 W | 33 W |
| Battery Type | Li-Po | Li-Po |
| Removable | No | No |
| Wireless Charging | No | No |
| Reverse Charging | No | Yes |
| Fast Charging | Yes | Yes (50% in 40 min) |
| Full Charge Time | n/a | 1:38 h |
Main camera
| Matrix | 13 MP | 50 MP |
| Photo resolution | n/a | 8160x6144 pixels |
| Zoom | Digital | Digital |
| Flash | Dual 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) |
| Lenses count | Standard: 13 MP Depth |
Standard: 50 MP Depth |
| Features | - Bokeh effect - Pro mode |
- Bokeh effect - Pro mode |
| Matrix | 13 MP | 50 MP |
| Aperture | f/1.8 | f/1.8 |
| Focal length | 27 mm | 28 mm |
| Sensor | n/a | Samsung S5KJNS |
| Sensor size | n/a | 1/2.96 |
| Pixel size | n/a | 0.64 μm |
| Autofocus | Phase autofocus | Phase autofocus |
| Stabilization | Digital | Digital |
Front camera
| Matrix | 8 MP | 8 MP |
| Aperture | n/a | f/2.0 |
| Sensor | CMOS | CMOS |
| Sensor size | n/a | 1/3.06 |
| Pixel size | n/a | 1.12 μm |
| Autofocus | No | No |
| Stabilization | No | No |
| 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 | 5.3 | 5.4 |
| 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 | No |
| GPS | - GPS - GLONASS - Galileo |
- GPS - GLONASS - Beidou - Galileo |
| NFC* | Varies by region | Varies by region |
| Infrared Port | Yes | No |
| SIM Count* | 2 | 2 |
| SIM Type | Nano | Nano |
| SIM Mode | Dual SIM Standby | Dual SIM Standby |
| eSIM Support * | No | No |
| Hybrid Slot | No | No |
| 5G Support | No | Yes |
Sound
| 3.5 mm Jack | Yes | Yes |
| FM Radio | Yes | Yes |
| Dolby Atmos | Yes | No |
Other
| Class | Budget | Budget |
| Announced | July, 2025 yr | September, 2025 yr |
| Release Date | August, 2025 yr | September, 2025 yr |
| MSRP ($) | 100 | 175 |
| Sensors | - Proximity Sensor - 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.
Results
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Survey
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