Xiaomi Redmi 15 vs Tecno Spark 40 Pro compare
The best smartphone comparison tool: compare Xiaomi Redmi 15 vs Tecno Spark 40 Pro and choose the best model for you
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Xiaomi Redmi 15
Smartphone 2
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Tecno Spark 40 Pro
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Xiaomi Redmi 15 vs Tecno Spark 40 Pro
What is the difference between the Xiaomi Redmi 15 and Tecno Spark 40 Pro? Which one is better? The answers to these questions and many more can be found here in this detailed comparison of the two phones. Discover the differences in specs between these two desirable devices, from screen size to battery life, in the table below. We have all the information you need to choose the best phone for you.
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Common specs
| Brand and model | Xiaomi Redmi 15 | Tecno Spark 40 Pro | |
| Rating | (+) | (+) | |
| Review | |||
| Release date | 2025, August 01 | 2025, July 02 | |
| Dimensions (HxWxD) | 169.5 x 80.5 x 8.4 mm | 6.67 x 6.67 x 3.17 in | 163.7 x 75.9 x 6.7 mm | 6.44 x 6.44 x 2.99 in | |
| Weight | 217 g | 7.65 oz | 0 g | 0 oz | |
| Body Build | Glass front (Gorilla Glass 3), plastic frame, plastic back | Glass front (Gorilla Glass 7i), plastic back, plastic frame | |
| Colors | Midnight Black, Titan Gray, Ripple Green | Ink Black, Moon Titanium, Lake Blue, Bamboo Green | |
| Battery | 7000 mAh, | 5200 mAh, | |
| Body Form | Xiaomi | Tecno | |
| Approximate price | € 149.4 | 160 EUR |
Screen
| Technology | IPS LCD | AMOLED | |
| Touchscreen | capacitive touchscreen | capacitive touchscreen | |
| Display colors | 16M | 1B | |
| Screen size | 6.9" inc | 6.78" inc | |
| Screen area | 116.9 cm2 | 111.0 cm2 | |
| Screen format | 19.5:9 (height:width) | 20:9 (height:width) | |
| Screen to body ratio | 85.7% | 89.3% | |
| Screen resolution | 1080 x 2340 px | 1224 x 2720 px | |
| Screen PPI /points per inch/ | 374 PPI | 440 PPI | |
| Screen protection | Corning Gorilla Glass 3, Mohs level 6 | Corning Gorilla Glass 7i | |
| Other specs | - 144Hz, 600 nits (typ), 700 nits (HBM), 850 nits (peak) - |
- 144Hz, 1600 nits (HBM), 4500 nits (peak) - |
Camera and Video
| Rear camera, main | 50 MP, Dual | 50 MP, Single | |
| Camera specs | -50 MP, f/1.8, (wide), 1/2.88" 0.61μm, PDAF -Auxiliary lens |
-50 MP, f/1.6, (wide), 1/2.8", 0.64µm, PDAF -Auxiliary lens |
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| Functions | LED flash, HDR | Dual-LED flash, HDR | |
| Video | 1080p@30fps | 1440p@30fps, 1080p@30fps | |
| Front camera, selfie | 8 MP, Single | 13 MP, Single | |
| Specifications | 8 MP, f/2.0, (wide) | 13 MP, f/2.2, (wide), 1/3.1", 1.12µm | |
| Functions | HDR | Dual-LED flash | |
| Video | 1080p@30fps | 1080p@30fps |
Performance
| Operating system - OS | Android 15, HyperOS 2.2 | Android 15, HIOS 15.1 | |
| Chipset | - Qualcomm SM6375 Snapdragon 6s Gen 3 (6 nm) | - Mediatek Helio G100 Ultimate (6 nm) | |
| Processor CPU | - Octa-core (2x2.3 GHz Cortex-A78 & 6x2.0 GHz Cortex-A55) | - Octa-core (2x2.2 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55) | |
| Graphics processor GPU | Adreno 619 | Mali-G57 MC2 | |
| External memory | microSDXC (uses shared SIM slot) | microSDXC | |
| Internal memory | 128GB 4GB RAM, 128GB 6GB RAM, 128GB 8GB RAM, 256GB 4GB RAM, 256GB 8GB RAM | 128GB 8GB RAM, 256GB 8GB RAM |
Benchmark
Communication and Connectivity
| SIM card | Nano-SIM + Nano-SIM | Nano-SIM + Nano-SIM | |
| Network | GSM / HSPA / LTE / 5G | GSM / HSPA / LTE | |
Show all network frequencies: |
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| Speed | HSPA, LTE, 5G | HSPA, LTE | |
| GPRS | Yes | Yes | |
| Edge | Yes | Yes | |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct | Wi-Fi 802.11 a/b/g/n/ac, dual-band | |
| GPS | GPS, GLONASS, GALILEO, BDS | GPS | |
| NFC | Yes (market/region dependent) | Yes (market/region dependent) | |
| USB | USB Type-C 2.0, OTG | USB Type-C 2.0, OTG | |
| Bluetooth | 5.1, A2DP, LE, aptX | 5.3, A2DP, LE | |
| Harmful irradiation |
SAR EU - 1.00 W/kg (head) 1.00 W/kg (body) |
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Music and Audio
| Radio | No | FM radio | |
| Headphone jack | No | Yes | |
| Others | - 24-bit/192kHz Hi-Res audio | - 24-bit/192kHz Hi-Res & Hi-Res Wireless audio |
Other features
| Sensors | - Fingerprint (side-mounted), accelerometer, compass, proximity , Infrared port | - Fingerprint (under display, optical), accelerometer, proximity, compass , Infrared port | |
| Other extras |
- 33W Fast charging, Power Delivery 2.0, PPS, Quick Charge 3 -18W Reverse charging - IP64 dust tight and water resistant (water splashes) |
- 45W Fast charging -10W Reverse charging - IP64 dust tight and water resistant (water splashes) -Drop resistant up to 1.5m |
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| Versions |
- Not to be confused with Xiaomi Redmi 15 4G -Also known as Xiaomi Redmi Note 15R in China |
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