Tecno Spark 40 Pro vs Realme P4x 5G
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Compared 2 smartphones : Tecno Spark 40 Pro Manufactured in July, 2025, with display 6.78 with chipsetMediaTek Helio G100 Ultimate, vs Realme P4x 5G, Manufactured in December, 2025with chipsetMediaTek Dimensity 7400. Below are specs, tests, pros and cons for each device
Key Differences
Reasons to choose Tecno Spark 40 Pro
- Larger display: 6.78in
- Higher pixel density: 440ppi
- Lighter design: 162g vs 208g
- Supports Dolby Atmos
Reasons to choose Realme P4x 5G
- Higher battery capacity: 7000mAh vs 5200mAh
- Newer Bluetooth version: 5.4 vs 5.3
Versions
| Memory Options | - 8/128 GB - 8/256 GB |
- 6/128 GB - 8/128 GB - 8/256 GB - 8/512 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 | AMOLED | IPS LCD |
| Size | 6.78 in | 6.72 in |
| Resolution | 1224x2720 pixels | 1080x2400 pixels |
| Aspect ratio | 20:9 | 20:9 |
| Pixel density | 440 ppi | 392 ppi |
| Refresh rate | 144 Hz | 144 Hz |
| Adaptive refresh rate | Yes (60-120 Hz) | Yes (60-120 Hz) |
| Max brightness | 1600 nits | 1000 nits |
| HDR support | Yes, HDR10 | No |
| Screen-to-body ratio | 89.4 % | 86.5 % |
| Features | DCI-P3 | DCI-P3 |
Design & Build
| Height | 163.67 mm (6.44 in) | 165.85 mm (6.53 in) |
| Width | 75.87 mm (2.99 in) | 75.95 mm (2.99 in) |
| Thickness | 6.69 mm (0.26 in) | 8.39 mm (0.33 in) |
| Weight | 162 g (5.71 oz) | 208 g (7.34 oz) |
| Water resistance | IP64 | IP64 |
| Back panel | Plastic | Plastic |
| Frame | Plastic | Plastic |
| Colors | - Black - Gray - Green |
- Silver - Green - Pink |
| Fingerprint sensor | Yes, In-Display | Yes, In-Button |
Screen-to-body ratio
Performance
| Chipset | MediaTek Helio G100 Ultimate | MediaTek Dimensity 7400 |
| Max Frequency | 2200 MHz | 2600 MHz |
| CPU Cores | 8 (2 + 6) | 8 (4 + 4) |
| Architecture | - 6/2 (Cortex-A55) - 2/2.2 (Cortex-A76) |
- 4/2 (Cortex-A55) - 4/2.6 (Cortex-A78) |
| Process | TSMC | TSMC |
| Transistor Size | 6 nm | 4 nm |
| Neural Processor | Yes | MediaTek APU 655 |
| Graphics | Mali-G57 MP2 | Mali-G615 MP2 |
| GPU Cores | 64 | 256 |
| GPU Frequency | 1000 MHz | 1300 MHz |
| FLOPS | 128 GFLOPS | 665.6 GFLOPS |
| Geekbench 6 (Single-Core) | 713 | 1042 |
| Geekbench 6 (Multi-Core) | 1953 | 2931 |
| Geekbench Compute (GPU) | n/a | 3047 |
| CPU | 129573 | 352241 |
| GPU | 66336 | 169204 |
| Memory | 116200 | 185069 |
| UX | 112856 | 288132 |
| NanoReview Score | 424965 | 994646 |
Memory
| RAM Size | 8 GB | 6 GB |
| Memory Type | LPDDR4X | LPDDR4X |
| Memory Frequency | 2133 MHz | 2133 MHz |
| Channels | 2 | 2 |
| Storage Capacity | 128 GB | 128 GB |
| Storage Type | UFS 2.2 | UFS 3.1 |
| Memory Card | MicroSD | No |
Software
| OS | Android 15 | Android 15 |
| UI Skin | HIOS 15.1 | Realme UI 6.0 |
Battery
| Volume | 5200 mAh | 7000 mAh |
| Max Charging Power | 45 W | 45 W |
| Battery Type | Li-Po | Silicon Carbon (Si/C) |
| Removable | No | No |
| Wireless Charging | No | No |
| Reverse Charging | No | No |
| Fast Charging | Yes | Yes (40% in 30 min) |
| Full Charge Time | 0:55 h | 1:36 h |
Main camera
| Matrix | 50 MP | 50 MP |
| Photo resolution | n/a | 8192x6144 pixels |
| Zoom | Digital | Digital |
| Flash | Dual LED | LED |
| Stabilization | Digital | Digital |
| 8K Recording | No | No |
| 4K Recording | No | Yes (Up to 30 fps) |
| 1080p Recording | Yes (Up to 60 fps) | Yes (Up to 60 fps) |
| Slow Motion | 120 fps (720p) | 240 fps (720p) |
| Lenses count | Standard: 50 MP Depth |
Standard: 50 MP |
| Features | - Bokeh effect - Pro mode |
Bokeh effect |
| Matrix | 50 MP | 50 MP |
| Aperture | f/1.6 | f/1.8 |
| Sensor | n/a | Sony IMX882 |
| Sensor size | 1/2 | 1/1.95 (0.51) |
| Pixel size | 0.64 μm | 0.8 μm |
| Autofocus | Phase autofocus | Phase autofocus |
| Stabilization | Digital | Digital |
Front camera
| Matrix | 13 MP | 8 MP |
| Aperture | f/2.2 | f/2.2 |
| Sensor | n/a | CMOS |
| Sensor size | 1/3.1 | n/a |
| Pixel size | 1.12 μm | n/a |
| Autofocus | No | No |
| Stabilization | Digital | Digital |
| Video resolution | 1080p (Full HD) at 60 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 6 (802.11 a/b/g/n/ac/ax) |
| Wi-Fi features | - Dual Band - Wi-Fi Direct - Wi-Fi Hotspot - Wi-Fi Display |
- Dual Band - Wi-Fi MiMO - 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 - QZSS |
| NFC* | Varies by region | No |
| Infrared Port | Yes | Yes |
| SIM Count* | 2 | 2 |
| SIM Type | Nano | Nano |
| SIM Mode | Dual SIM Standby | Dual SIM Standby |
| eSIM Support * | No | No |
| Hybrid Slot | No | No |
| 2G Bands | n/a | GSM 850/900/1800MHz |
| 3G Bands | n/a | WCDMA 1/5/8 |
| LTE Bands* | n/a | LTE (B1/B3/B5/B8/B40/B41) |
| 5G Support | No | Yes |
Sound
| 3.5 mm Jack | Yes | No |
| FM Radio | Yes | n/a |
| Dolby Atmos | Yes | n/a |
Other
| Class | Mid-range | Mid-range |
| Announced | July, 2025 yr | December, 2025 yr |
| Release Date | July, 2025 yr | December, 2025 yr |
| MSRP ($) | 180 | 170 |
| Sensors | - Proximity Sensor - Accelerometer - Ambient Light Sensor - Compass - Fingerprint sensor |
- Proximity Sensor - Gyroscope - Accelerometer - Ambient Light Sensor - Compass - Fingerprint sensor |
| Charger Included | Yes, 45 W | Yes, 45 W |
*
Attention!
Config, frequencies, NFC, and other specs may vary by region.
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