Compare Tecno Spark 40C vs Xiaomi Redmi 15C 4G
| Tecno Spark 40C | Xiaomi Redmi 15C 4G | |
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General
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| Announced | 2025, July 19 | 2025, August 01 |
| Status | Available. Released 2025, August | Available. Released 2025, August 01 |
| Models | KM4k | 25078RA3EA |
| Colors | Veil White, Ripple Blue, Titanium Grey, Ink Black | Moonlight Blue, Mint Green, Midnight Gray, Twilight Orange |
| Price | Rs. 12,600 | Rs. 16,800 |
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Network
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| Technology | GSM / HSPA / LTE | GSM / HSPA / LTE |
| 2G | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 |
| 3G | HSDPA 900 / 2100 | HSDPA 850 / 900 / 2100 |
| 4G | LTE | LTE |
| Speed | HSPA, LTE | HSPA, LTE |
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Design
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| Dimensions | 165.6 x 77 x 8.4 mm (6.52 x 3.03 x 0.33 in) | 171.6 x 79.5 x 8 mm (6.76 x 3.13 x 0.31 in) |
| Weight | - | 205 g (7.23 oz) |
| Build | Glass front, plastic back, plastic frame | Glass front (Gorilla Glass 3), plastic frame, glass back or silicone polymer (eco leather) back |
| SIM | Nano-SIM + Nano-SIM | Nano-SIM + Nano-SIM |
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Display
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| Type | IPS LCD, 120Hz | IPS LCD, 120Hz |
| Size | 6.67 inches, 107.4 cm2 (~84.2% screen-to-body ratio) | 6.9 inches, 114.9 cm2 (~84.3% screen-to-body ratio) |
| Resolution | 720 x 1600 pixels, 20:9 ratio (~263 ppi density) | 720 x 1600 pixels, 20:9 ratio (~254 ppi density) |
| Protection | - | Corning Gorilla Glass 3 |
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Hardware & Software
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| OS | Android 15, HIOS 15.1 | Android 15, HyperOS 2 |
| Chipset | Mediatek Helio G81 (12 nm) | Mediatek Helio G81 Ultra (12 nm) |
| CPU | Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55) | Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55) |
| GPU | Mali-G52 MC2 | Mali-G52 MC2 |
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Memory
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| Card Slot | Unspecified | microSDXC (dedicated slot) |
| Variants | 128GB 4GB RAM, 128GB 8GB RAM, 256GB 8GB RAM | 128GB 4GB RAM, 256GB 4GB RAM |
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Camera
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| Primary | 13 MP, f/1.8, 27mm (wide), PDAF | 50 MP, f/1.8, 28mm (wide), 1/2.76", 0.64µm, PDAF QVGA, f/3.0 |
| Features | Dual-LED flash, HDR | LED flash, HDR, HDR |
| Primary Video | 1080p@30fps | 1080p@30fps |
| Secondary | 8 MP | 8 MP, f/2.0, (wide), 1/4.0", 1.12µm |
| Secondary Video | Yes | 1080p@30fps |
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Multimedia
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| Loudspeaker | Yes, with dual speakers | Yes |
| 3.5mm Jack | Yes | Yes |
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Connectivity
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| Bluetooth | Yes | 5.4, A2DP, LE |
| Infrared port | Yes | - |
| NFC | No | Yes (market/region dependent) |
| Radio | FM radio | FM radio |
| USB | USB Type-C, OTG | USB Type-C 2.0, OTG |
| WIFI | Yes | Wi-Fi 802.11 a/b/g/n/ac, dual-band |
| Navigation | GPS | GPS, GLONASS, GALILEO, BDS |
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Extra
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| Sensors | Fingerprint (side-mounted); unspecified sensors | Fingerprint (side-mounted), accelerometer, compass |
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Battery
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| Type | 6000 mAh | 6000 mAh |
| Charging | 18W wired | 33W wired, PD |