Tecno Spark 40 Pro has better RAM than Xiaomi Redmi Note 15 4G. In terms of display resolution, Tecno Spark 40 Pro has better resolution of 2712 x 1220 than Xiaomi Redmi Note 15 4G which has resolution of 2392 x 1080. Both have the same amount of internal memory.
| Name | Xiaomi Redmi Note 15 4G | Tecno Spark 40 Pro |
| RAM | 6 GB | 8 GB |
|---|---|---|
| Display | 6.77 in | 6.78 in |
| Internal Memory | 128 GB | 128 GB |
| Battery | 6000 mAh | 5200 mAh |
| Camera | 108 MP | 50 MP |
| Price | Rs. 21999 | Rs. 15999 |
The launch Date of the first phone is December 18, 2025. The Expected cost of Xiaomi Redmi Note 15 4G is Rs. 21999. The launch Date of the second phone is July 02, 2025. The Expected cost of Tecno Spark 40 Pro is Rs. 15999.
Xiaomi Redmi Note 15 4G has screen size of 6.77 inches which falls short to Tecno Spark 40 Pro's 6.78 inch screen. Both the phones have AMOLED Screen Type. Tecno's phone has display density of 439 PPI & Xiaomi's phone has only 388 PPI display density.
Tecno Spark 40 Pro's larger 8 GB RAM is better for playing games and all with respect to Xiaomi Redmi Note 15 4G's lower 6 GB RAM. and both have same Internal Memory of 128 GB.
Xiaomi Redmi Note 15 4G's 108 MP Rear Camera outclasses Tecno Spark 40 Pro's 50 MP Rear Camera in terms of resolution. Xiaomi Redmi Note 15 4G will be better choice if you're looking to click lot of selfies as it has better 20 MP Front Camera in comparison to Tecno Spark 40 Pro's 13 MP Front Camera.
Both the phones run on Android Operating System Version 15.
| Name | Xiaomi Redmi Note 15 4G | Tecno Spark 40 Pro |
| General | ||
| Model | 2510DRA23E | |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | Nano+Nano SIM |
| Device Type | Smartphone | Smartphone |
| Release Date | December 18, 2025 | July 02, 2025 |
| Design | ||
| Dimensions | 75.4 x 164 x 7.9 mm | |
| Weight | 183.7 g | |
| Bezel less | No | |
| Colors | Black, Forest Green, Glacier Blue, Purple | Ink Black, Moon Titanium, Lake Blue, Bamboo Green |
| Display | ||
| Type | Color AMOLED Screen | Color AMOLED Screen (1B Colors) |
| Touch | Yes | Yes |
| Size | 6.77 inches, 1080 x 2392 pixels, 120 Hz | 6.78 inches, 1220 x 2712 pixels, 144 Hz |
| PPI | ~ 388 PPI | ~ 439 PPI |
| Screen to Body Ratio | ~ 89.7% | |
| Notch | Yes, Punch Hole | |
| Memory | ||
| RAM | 6 GB | 8 GB |
| Storage | 128 GB | 128 GB |
| Card Slot | Yes | Yes |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| VoLTE | Yes, Dual Stand-By | |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Bluetooth | Yes, v5.3 | Yes, v5.3 |
| USB | Yes, USB-C v2.0 | Yes, USB-C |
| USB Features | USB Tethering, USB on-the-go, USB Charging, USB Storage | |
| IR Blaster | Yes | |
| Extra | ||
| GPS | Yes | Yes |
| Fingerprint Sensor | Yes, In Display | Yes, In Display |
| Sensors | Accelerometer, Gyro, Compass, Proximity | Accelerometer, Gyro, Proximity, Compass |
| 3.5mm Headphone Jack | No | Yes |
| NFC | Yes | Yes |
| Water Resistance | Yes | Yes |
| IP Rating | IP64 | IP64 |
| Dust Resistant | Yes | Yes |
| Camera | ||
| Rear Camera | 108 MP ƒ/1.7 (Wide Angle) | 50 MP (Wide Angle) |
| Auto Focus | Yes | Yes |
| Features | HDR, panorama | HDR |
| Video Recording | 1080p @ 30 fps FHD | 1440p @ 30 fps QHD, 1080p @ 30 fps FHD |
| Flash | Yes, LED | Yes, Dual LED |
| Front Camera | 20 MP ƒ/2.2 (Wide Angle) | 13 MP (Wide Angle) Punch Hole |
| Front Video Recording | 1080p @ 30 fps FHD | 1080p @ 30 fps FHD |
| Technical | ||
| OS | Android v15 | Android v15 |
| Chipset | Mediatek Helio G100 Ultra | Mediatek Helio G100 |
| CPU | 2.2 GHz, Octa Core Processor | 2.2 GHz, Octa Core Processor |
| GPU | Mali-G57 MC2 | Mali-G57 MC2 |
| Java | No | No |
| Browser | Yes | Yes |
| Multimedia | ||
| Yes | Yes | |
| Music | Yes | Yes |
| Video | Yes | Yes |
| FM Radio | No | Yes |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Removable Battery |
| Size | 6000 mAh | 5200 mAh |
| Fast Charging | Yes, 33W | Yes, 45W |