Realme C75x vs Tecno Spark 40
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Overview
| Specs Score | 65 / 100 | 69 / 100 Better Specs |
| Display Resolution | 720 x 1604 pixels Better Resolution | 720 x 1600 pixels |
| Screen To Body Ratio | ~ 89.97% Less Bezels | ~ 84.2% |
| RAM | 6 GB More RAM | 4 GB |
| CPU Clock Speed | 2 GHz Faster Clock Speed | |
| Thickness | 7.7 mm Slimmer | |
| Unique Features | No No Reverse Charging No | 3.5mm Audio Jack FM Radio No IR Blaster |
General
| Sim Type | Dual Sim, GSM+GSM (Hybrid Slot) | 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 (Expected) | July 02, 2025 |
Design
| Dimensions | 77 x 165.6 x 7.7 mm | |
| Bezel less | No | No |
| Colors | Jewel Red, Crystal Black, Golden Glow | Ink Black, Titanium Grey, Veil White, Mirage Blue |
Display
| Type | Color IPS Screen (16.7M) | Color IPS Screen |
| Touch | Yes | Yes |
| Size | 6.67 inches, 720 x 1604 pixels, 120 Hz | 6.67 inches, 720 x 1600 pixels, 120 Hz |
| Aspect Ratio | 20:9 | |
| PPI | ~ 264 PPI | ~ 263 PPI |
| Screen to Body Ratio | ~ 89.97% | ~ 84.2% |
| Features | Brightness: 500 Nits (Typical) | 625 Nits (HBM), Pixel Arrangement: RGB, Relative Humidity: 5% to 95% (Non-Condensing), Dimming Mode: DC Dimming, Supports Eye Comfort, Supports Dark Mode | |
| Notch | Yes, Punch Hole | Yes, Punch Hole |
Memory
| RAM | 6 GB | 4 GB |
| Expandable RAM | Upto 6 GB Extra Virtual RAM | |
| Storage | 128 GB | 128 GB |
| Card Slot | Yes, (Hybrid Slot) | Yes |
Connectivity
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| VoLTE | Yes, Dual Stand-By | Yes, Dual Stand-By |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | Support 802.11 a/b/g/n/ac | |
| Bluetooth | Yes, v5.3, Support SBC, AAC, APTX, APTX-HD, LDAC, LHDC | Yes |
| USB | Yes, USB-C v2.0 | Yes, USB-C |
| USB Features | USB Tethering, USB on-the-go, USB Charging, USB Storage | USB Tethering, USB on-the-go, USB Charging, USB Storage |
| IR Blaster | Yes |
Extra
| GPS | Yes, with Beidou(B1I), GPS(L1), GLONASS(G1), Galileo(E1),QZSS(L1) | Yes |
| Fingerprint Sensor | Yes, Side | Yes, Side |
| Face Unlock | Yes | |
| Sensors | Geomagnetic , Light, Proximity, Acceleration, Flicker Sensor | Software Gyroscope, Infrared Remote Control |
| 3.5mm Headphone Jack | Yes | |
| Water Resistance | Yes | Yes, 1.5 m |
| IP Rating | IP64 | |
| Dust Resistant | Yes | Yes |
Camera
| Rear Camera | 50 MP (Wide Angle) 2 MP (Depth Sensor) | 50 MP (Wide Angle) |
| Auto Focus | Yes | Yes |
| Video Recording | 1080p @ 30 fps FHD, 720p @ 30 fps HD | 1440p @ 30 fps QHD, 1080p @ 30 fps FHD |
| Flash | Yes, LED | Yes, Dual LED |
| Front Camera | 8 MP (Wide Angle) Punch Hole, Screen Flash | 8 MP (Wide Angle) Punch Hole |
| Front Video Recording | 1080p @ 30 fps FHD | 1080p @ 30 fps FHD |
Technical
| OS | Android v15 | Android v15 |
| Custom UI | Realme UI 6 | |
| Chipset | Mediatek Helio G81 | |
| CPU | Octa Core Processor | 2 GHz, Octa Core Processor |
| GPU | Mali-G52 MC2 | |
| Java | No | No |
| Browser | Yes | Yes |
Multimedia
| Yes | Yes | |
| Music | MP3, AAC, APE, AMR, WAV, OGG, FLAC, WMA | Yes |
| Video | AVI, 3GP, MP4, WMV, MKV, MOV, ASF, FLV | Yes |
| FM Radio | No | Yes |
| Document Reader | Yes | Yes |
Battery
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 5180 mAh | 5200 mAh |
| Fast Charging | Yes, 45W SUPERVOOC Charge | Yes, 45W |
| Reverse Charging | Yes |
Discuss
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