Realme C51s vs Tecno Spark 40C
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| PHONES | ||
|---|---|---|
| Phone Names | Realme C51s | Tecno Spark 40C |
| Network | ||
|---|---|---|
| 2G bands | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 |
| 3G bands | HSDPA 900 / 2100 | HSDPA 900 / 2100 |
| 4G bands | 1, 3, 5, 8, 38, 40 | LTE |
| Speed | HSPA, LTE | HSPA, LTE |
| Technology | GSM / HSPA / LTE | GSM / HSPA / LTE |
| Launch | ||
|---|---|---|
| Announced | 2024, March 15 | 2025, July 19 |
| Status | Available. Released 2024, March 15 | Available. Released 2025, August |
| Body | ||
|---|---|---|
| Build | Glass front, plastic frame, plastic back | Glass front, plastic back, plastic frame |
| Dimensions | 167.2 x 76.7 x 7.5 mm (6.58 x 3.02 x 0.30 in) | 165.6 x 77 x 8.4 mm (6.52 x 3.03 x 0.33 in) |
| SIM | Nano-SIM + Nano-SIM | Nano-SIM + Nano-SIM |
| Weight | 182 g (6.42 oz) | - |
| Display | ||
|---|---|---|
| Resolution | 720 x 1600 pixels, 20:9 ratio (~260 ppi density) | 720 x 1600 pixels, 20:9 ratio (~263 ppi density) |
| Size | 6.74 inches, 109.7 cm2 (~85.5% screen-to-body ratio) | 6.67 inches, 107.4 cm2 (~84.2% screen-to-body ratio) |
| Type | IPS LCD, 90Hz, 560 nits (peak) | IPS LCD, 120Hz |
| Platform | ||
|---|---|---|
| CPU | Octa-core (2x1.8 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55) | Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55) |
| Chipset | Unisoc Tiger T612 (12 nm) | Mediatek Helio G81 (12 nm) |
| GPU | Mali-G57 | Mali-G52 MC2 |
| OS | Android 13, Realme UI | Android 15, HIOS 15.1 |
| Memory | ||
|---|---|---|
| Card slot | microSDXC (dedicated slot) | Unspecified |
| Internal | 128GB 6GB RAM | 128GB 4GB RAM, 128GB 8GB RAM, 256GB 8GB RAM |
| Main Camera | ||
|---|---|---|
| Features | LED flash, HDR, panorama | Dual-LED flash, HDR |
| Single | 50 MP, f/1.8, 27mm (wide), 1/2.76", 0.64µm, PDAF Auxiliary lens | 13 MP, f/1.8, 27mm (wide), PDAF |
| Video | 1080p@30fps | 1080p@30fps |
| Selfie camera | ||
|---|---|---|
| Features | HDR | - |
| Single | 5 MP, f/2.2, 28mm (wide), 1/5.0", 1.12µm | 8 MP |
| Video | 720p@30fps | Yes |
| Sound | ||
|---|---|---|
| 35mm jack | Yes | Yes |
| Loudspeaker | Yes | Yes, with dual speakers |
| Comms | ||
|---|---|---|
| Bluetooth | 5.0, A2DP, LE | Yes |
| Infrared port | - | Yes |
| NFC | Yes, 360˚ (market/region dependent) | No |
| Positioning | GPS, GLONASS, GALILEO | GPS |
| Radio | Unspecified | FM radio |
| USB | USB Type-C | USB Type-C, OTG |
| WLAN | Wi-Fi 802.11 a/b/g/n/ac, dual-band | Yes |
| Features | ||
|---|---|---|
| Sensors | Fingerprint (side-mounted), accelerometer, gyro, proximity, compass | Fingerprint (side-mounted); unspecified sensors |
| Battery | ||
|---|---|---|
| Charging | 33W wired, 0-50% in 28 min | 18W wired |
| Type | 5000 mAh | 6000 mAh |
| Misc | ||
|---|---|---|
| Colors | Shiny Green, Mighty Black | Veil White, Ripple Blue, Titanium Grey, Ink Black |
| Models | RMX3765 | KM4k |
| Price | About 100 EUR | About 90 EUR |