Tecno Spark 40 Pro vs Realme 15x 5G
56
out of 100
VS
57
out of 100
Here we compared two mid-range smartphones: the 6.78-inch Tecno Spark 40 Pro (with MediaTek Helio G100 Ultimate) that was released on July 2, 2025, against the Realme 15x 5G, which is powered by MediaTek Dimensity 6300 and came out 3 months after. On this page, you will find tests, full specs, strengths, and weaknesses of each of the devices.
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Key differences
Reasons to consider the Tecno Spark 40 Pro
- 74% higher pixel density (440 vs 253 PPI)
- Has 33% more RAM: 8GB versus 6GB
- AMOLED display (versus competitor's IPS LCD)
- Supports Dolby Atmos sound technology
- Weighs 42 grams less
- Includes a 3.5 mm headphone audio jack port
- Has a built-in infrared port
Reasons to consider the Realme 15x 5G
- Comes with 1800 mAh larger battery capacity: 7000 vs 5200 mAh
- Waterproof body (IP69 classification)
- Supports higher wattage charging (60W versus 45W)
- 9% faster in single-core GeekBench 6 test: 786 and 723 points
Review
Display
Screen quality, color accuracy, brightness
Camera
Photo and video recording quality
Performance
CPU and memory performance (apps, system)
Gaming
Capabilities for playing modern games
Battery
Battery life, charging type and speed
Connectivity
Networks, ports, data transmission
Scores with a red asterisk (*) are approximate and may change in the future as we gather more data.
Select your primary usage scenario to get a more accurate DeviceFacts Score
Value for money (Beta)
Tests and specifications
Comparison table of technical specifications and testsDisplay
| Type | AMOLED | IPS LCD |
| Size | 6.78 inches | 6.81 inches |
| Resolution | 1224 x 2720 pixels | 720 x 1570 pixels |
| Aspect ratio | 20:9 | 19.5:9 |
| PPI | 440 ppi | 253 ppi |
| Refresh rate | 144 Hz | 144 Hz |
| Adaptive refresh rate | Yes (60-120 Hz) | Yes |
| Max rated brightness | 4500 nits | 1200 nits |
| HDR support | No | No |
| Touch sampling rate | - | 180 Hz |
| Screen protection | Gorilla Gorilla Glass 7i | Tempered glass |
| Screen-to-body ratio | 89.4% | 88% |
| Display features | - DCI-P3 | - DCI-P3 |
Design and build
| Height | 163.67 mm (6.44 inches) | 166.07 mm (6.54 inches) |
| Width | 75.87 mm (2.99 inches) | 77.93 mm (3.07 inches) |
| Thickness | 6.69 mm (0.26 inches) | 8.28 mm (0.33 inches) |
| Weight | 170 g (6 oz) | 212 g (7.48 oz) |
| Waterproof | IP64 | IP69 |
| Rear material | Plastic | Plastic |
| Frame material | Plastic | Plastic |
| Colors | Black, Gray, Green | Blue, Red |
| Fingerprint scanner | Yes, in-display | Yes, in-button |
Screen-to-body ratio
Performance
| Chipset | MediaTek Helio G100 Ultimate | MediaTek Dimensity 6300 |
| Max clock | 2200 MHz | 2400 MHz |
| CPU cores | 8 (2 + 6) | 8 (2 + 6) |
| Architecture | - 6 cores at 2 GHz: Cortex-A55 - 2 cores at 2.2 GHz: Cortex-A76 |
- 6 cores at 2 GHz: Cortex-A55 - 2 cores at 2.4 GHz: Cortex-A76 |
| L3 cache | - | 2 MB |
| Manufacturing | TSMC | TSMC |
| Lithography process | 6 nanometers | 6 nanometers |
| Neural processor (NPU) | Yes | Yes |
| Graphics | Mali-G57 MP2 | Mali-G57 MP2 |
| GPU shading units | 64 | 64 |
| GPU clock | 1000 MHz | 1072 MHz |
| FLOPS | ~128 GFLOPS | ~137.2 GFLOPS |
Benchmarks
Geekbench 6 (Single-Core)
Geekbench 6 (Multi-Core)
Compute Score (GPU)
| Compute Score (GPU) | 1400 | - |
| Single-core score | 723 | 786 |
| Multi-core score | 1979 | 2015 |
AnTuTu Benchmark 11
| CPU | 219234 | 191599 |
| GPU | 48259 | 72655 |
| Memory | 137662 | 101782 |
| UX | 179730 | 173969 |
| Total score | 584885 | 540005 |
| Samples | [8 tests] | Less than 3 |
3DMark Steel Nomad Light
| Graphics test | 1 FPS | - |
| Graphics score | 147 | - |
PCMark 3.0
| Web score | 10846 | - |
| Video editing | 6390 | - |
| Photo editing | 24306 | - |
| Data manipulation | 6292 | - |
| Writing score | 13023 | - |
Recent User Tests
Tecno Spark 40 Pro
| Date | Benchmark | Result |
|---|---|---|
| π 2026-09-09 (TTnulode) | AnTuTu 12 | 717221 |
| π 2026-09-01 (Nulode) | AnTuTu 11 | 601111 |
| π 2026-07-21 (Youngjayy) | AnTuTu 11 | 578939 |
| π 2026-06-27 (Denchik) | AnTuTu 11 | 584885 |
| π 2026-05-19 (Mustafiz) | AnTuTu 11 | 587722 |
Realme 15x 5G
No benchmark results yet
Memory
| RAM size | 8 GB | 6 GB |
| Memory type | LPDDR4X | LPDDR4X |
| Memory clock | 2133 MHz | 2133 MHz |
| Channels | 2 | 2 |
| Storage size | 128 GB | 128 GB |
| Storage type | UFS 2.2 | UFS 2.2 |
| Memory card | MicroSD | MicroSD |
| Memory card max size | Up to 1024 GB | Up to 2048 GB |
Software
| Operating system | Android 15 | Android 15 |
| ROM | HIOS 15.1 | Realme UI 6.0 |
Battery
| Capacity | 5200 mAh | 7000 mAh |
| Max charge power | 45 W | 60 W |
| Battery type | Li-Po | Silicon-Carbon (Si/C) |
| Replaceable | No | No |
| Wireless charging | No | No |
| Reverse charging | Yes | Yes |
| Fast charging | Yes (50% in 24 min) | Yes |
| Full charging time | 0:55 hr | - |
Main camera
| Matrix | 50 megapixels | 50 megapixels |
| Image resolution | 8160 x 6144 | 8192 x 6144 |
| Zoom | Digital | Digital |
| Flash | Dual LED | LED |
| Stabilization | Digital | Digital |
| 8K video recording | No | No |
| 4K video recording | No | No |
| 1080p video recording | Up to 60FPS | Up to 60FPS |
| Slow motion | 120 FPS (720p) | 120 FPS (720p) |
| Lenses | 1) Standard: 50 MP 2) Depth |
1) Standard: 50 MP |
| Camera features | - Bokeh mode - Pro mode |
- Bokeh mode - Pro mode |
| Image resolution | 50 MP | 50 MP |
| Aperture | f/1.6 | f/1.8 |
| Focal length | - | 28 mm |
| Sensor | - | Sony IMX852 |
| Sensor size | 1/2.8" (β 0.36 inch) | 1/2.93" (β 0.34 inch) |
| Pixel size | 0.64 micron | 0.6 micron |
| Autofocus | Phase autofocus | Phase autofocus |
| Stabilization | Digital | Digital |
Selfie camera
| Megapixels | 13 megapixels | 50 megapixels |
| Image resolution | - | 8160 x 6144 |
| Aperture | f/2.2 | f/2.4 |
| Focal length | - | 22 mm |
| Sensor | CMOS | Omnivision OV50D40 |
| Sensor size | 1/3.1" (β 0.32 inch) | 1/2.88" (β 0.35 inch) |
| Pixel size | 1.12 micron | 0.61 micron |
| Autofocus | No | No |
| Stabilization | Digital | Digital |
| Video resolution | 1080p (Full HD) at 60 FPS | 1080p (Full HD) at 60 FPS |
| Depth sensor (TOF 3D) | No | No |
Connectivity
| Wi-Fi standard | 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 | 5.3 |
| 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, QZSS |
| NFC* | Depends on the region | No |
| Infrared port | Yes | No |
| Number of SIM* | 2 | 2 |
| Type of SIM card | Nano | Nano |
| Multi SIM mode | Standby | Standby |
| eSIM support* | No | No |
| Hybrid slot | No | Yes |
| 5G support | No | Yes |
Sound
| Speakers | Stereo | Stereo |
| Headphone audio jack | Yes | No |
| FM radio | Yes | No |
| Dolby Atmos | Yes | No |
Other
| Category | Mid-range | Mid-range |
| Announced | July 2025 | October 2025 |
| Release date | July 2025 | October 2025 |
| Launch price (MSRP) | $180 | $215 |
| Sensors | - Proximity sensor - Accelerometer - Ambient light sensor - Compass - Fingerprint |
- Proximity sensor - Accelerometer - Ambient light sensor - Compass - Fingerprint |
| Bundled charger | Yes, 45 W | Yes, 60 W |
*Disclaimer! NFC, GSM network support, and some other specs can be different depending on the country.
Conclusion
If the camera, battery life, and software are more important to you, then choose the Realme 15x 5G. But if the display, performance, and sound are more of a priority β go for the Tecno Spark 40 Pro.
Cast your vote
Total votes: 2